I: pbuilder: network access will be disabled during build
I: Current time: Sat Apr 11 17:12:32 -12 2026
I: pbuilder-time-stamp: 1775970752
I: Building the build Environment
I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
I: copying local configuration
W: --override-config is not set; not updating apt.conf Read the manpage for details.
I: mounting /proc filesystem
I: mounting /sys filesystem
I: creating /{dev,run}/shm
I: mounting /dev/pts filesystem
I: redirecting /dev/ptmx to /dev/pts/ptmx
I: policy-rc.d already exists
I: Copying source file
I: copying [rust-encode-unicode_0.3.6-1.dsc]
I: copying [./rust-encode-unicode_0.3.6.orig.tar.gz]
I: copying [./rust-encode-unicode_0.3.6-1.debian.tar.xz]
I: Extracting source
dpkg-source: warning: cannot verify inline signature for ./rust-encode-unicode_0.3.6-1.dsc: unsupported subcommand
dpkg-source: info: extracting rust-encode-unicode in rust-encode-unicode-0.3.6
dpkg-source: info: unpacking rust-encode-unicode_0.3.6.orig.tar.gz
dpkg-source: info: unpacking rust-encode-unicode_0.3.6-1.debian.tar.xz
dpkg-source: info: using patch list from debian/patches/series
dpkg-source: info: applying no-clippy.patch
I: using fakeroot in build.
I: Installing the build-deps
I: user script /srv/workspace/pbuilder/1697689/tmp/hooks/D02_print_environment starting
I: set
  BUILDDIR='/build/reproducible-path'
  BUILDUSERGECOS='first user,first room,first work-phone,first home-phone,first other'
  BUILDUSERNAME='pbuilder1'
  BUILD_ARCH='arm64'
  DEBIAN_FRONTEND='noninteractive'
  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=12 '
  DISTRIBUTION='unstable'
  HOME='/root'
  HOST_ARCH='arm64'
  IFS=' 	
  '
  INVOCATION_ID='d7ba2acdaa1f40f89d212b11abdce1e1'
  LANG='C'
  LANGUAGE='en_US:en'
  LC_ALL='C'
  MAIL='/var/mail/root'
  OPTIND='1'
  PATH='/usr/sbin:/usr/bin:/sbin:/bin:/usr/games'
  PBCURRENTCOMMANDLINEOPERATION='build'
  PBUILDER_OPERATION='build'
  PBUILDER_PKGDATADIR='/usr/share/pbuilder'
  PBUILDER_PKGLIBDIR='/usr/lib/pbuilder'
  PBUILDER_SYSCONFDIR='/etc'
  PPID='1697689'
  PS1='# '
  PS2='> '
  PS4='+ '
  PWD='/'
  SHELL='/bin/bash'
  SHLVL='2'
  SUDO_COMMAND='/usr/bin/timeout -k 18.1h 18h /usr/bin/ionice -c 3 /usr/bin/nice /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.iwRRXga6/pbuilderrc_Rizn --distribution unstable --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/unstable-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.iwRRXga6/b1 --logfile b1/build.log rust-encode-unicode_0.3.6-1.dsc'
  SUDO_GID='109'
  SUDO_UID='104'
  SUDO_USER='jenkins'
  TERM='unknown'
  TZ='/usr/share/zoneinfo/Etc/GMT+12'
  USER='root'
  _='/usr/bin/systemd-run'
  http_proxy='http://192.168.101.4:3128'
I: uname -a
  Linux codethink03-arm64 6.1.0-31-cloud-arm64 #1 SMP Debian 6.1.128-1 (2025-02-07) aarch64 GNU/Linux
I: ls -l /bin
  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
I: user script /srv/workspace/pbuilder/1697689/tmp/hooks/D02_print_environment finished
 -> Attempting to satisfy build-dependencies
 -> Creating pbuilder-satisfydepends-dummy package
Package: pbuilder-satisfydepends-dummy
Version: 0.invalid.0
Architecture: arm64
Maintainer: Debian Pbuilder Team <pbuilder-maint@lists.alioth.debian.org>
Description: Dummy package to satisfy dependencies with aptitude - created by pbuilder
 This package was created automatically by pbuilder to satisfy the
 build-dependencies of the package being currently built.
Depends: debhelper (>= 11), dh-cargo (>= 18), cargo:native, rustc:native, libstd-rust-dev
dpkg-deb: building package 'pbuilder-satisfydepends-dummy' in '/tmp/satisfydepends-aptitude/pbuilder-satisfydepends-dummy.deb'.
Selecting previously unselected package pbuilder-satisfydepends-dummy.
(Reading database ... 19897 files and directories currently installed.)
Preparing to unpack .../pbuilder-satisfydepends-dummy.deb ...
Unpacking pbuilder-satisfydepends-dummy (0.invalid.0) ...
dpkg: pbuilder-satisfydepends-dummy: dependency problems, but configuring anyway as you requested:
 pbuilder-satisfydepends-dummy depends on debhelper (>= 11); however:
  Package debhelper is not installed.
 pbuilder-satisfydepends-dummy depends on dh-cargo (>= 18); however:
  Package dh-cargo is not installed.
 pbuilder-satisfydepends-dummy depends on cargo:native.
 pbuilder-satisfydepends-dummy depends on rustc:native.
 pbuilder-satisfydepends-dummy depends on libstd-rust-dev; however:
  Package libstd-rust-dev is not installed.

Setting up pbuilder-satisfydepends-dummy (0.invalid.0) ...
Reading package lists...
Building dependency tree...
Reading state information...
Initializing package states...
Writing extended state information...
Building tag database...
pbuilder-satisfydepends-dummy is already installed at the requested version (0.invalid.0)
pbuilder-satisfydepends-dummy is already installed at the requested version (0.invalid.0)
The following NEW packages will be installed:
  autoconf{a} automake{a} autopoint{a} autotools-dev{a} bsdextrautils{a} cargo{a} debhelper{a} dh-autoreconf{a} dh-cargo{a} dh-strip-nondeterminism{a} dwz{a} file{a} gettext{a} gettext-base{a} groff-base{a} intltool-debian{a} libarchive-zip-perl{a} libbrotli1{a} libcom-err2{a} libcurl4t64{a} libdebhelper-perl{a} libedit2{a} libelf1t64{a} libexpat1{a} libffi8{a} libfile-stripnondeterminism-perl{a} libgit2-1.8{a} libgnutls30t64{a} libgssapi-krb5-2{a} libhttp-parser2.9{a} libicu72{a} libidn2-0{a} libk5crypto3{a} libkeyutils1{a} libkrb5-3{a} libkrb5support0{a} libldap2{a} libllvm19{a} libmagic-mgc{a} libmagic1t64{a} libmbedcrypto16{a} libmbedtls21{a} libmbedx509-7{a} libnghttp2-14{a} libnghttp3-9{a} libp11-kit0{a} libpipeline1{a} libpsl5t64{a} libpython3-stdlib{a} libpython3.13-minimal{a} libpython3.13-stdlib{a} libreadline8t64{a} librtmp1{a} libsasl2-2{a} libsasl2-modules-db{a} libssh2-1t64{a} libstd-rust-1.85{a} libstd-rust-dev{a} libtasn1-6{a} libtool{a} libuchardet0{a} libunistring5{a} libxml2{a} libz3-4{a} m4{a} man-db{a} media-types{a} netbase{a} po-debconf{a} python3{a} python3-minimal{a} python3.13{a} python3.13-minimal{a} readline-common{a} rustc{a} sensible-utils{a} tzdata{a} 
The following packages are RECOMMENDED but will NOT be installed:
  ca-certificates curl krb5-locales libarchive-cpio-perl libldap-common libltdl-dev libmail-sendmail-perl libsasl2-modules lynx publicsuffix rust-llvm wget 
0 packages upgraded, 77 newly installed, 0 to remove and 0 not upgraded.
Need to get 126 MB of archives. After unpacking 556 MB will be used.
Writing extended state information...
Get: 1 http://deb.debian.org/debian unstable/main arm64 libpython3.13-minimal arm64 3.13.2-1 [853 kB]
Get: 2 http://deb.debian.org/debian unstable/main arm64 libexpat1 arm64 2.6.4-1 [90.7 kB]
Get: 3 http://deb.debian.org/debian unstable/main arm64 python3.13-minimal arm64 3.13.2-1 [1997 kB]
Get: 4 http://deb.debian.org/debian unstable/main arm64 python3-minimal arm64 3.13.2-2 [27.1 kB]
Get: 5 http://deb.debian.org/debian unstable/main arm64 media-types all 13.0.0 [29.3 kB]
Get: 6 http://deb.debian.org/debian unstable/main arm64 netbase all 6.4 [12.8 kB]
Get: 7 http://deb.debian.org/debian unstable/main arm64 tzdata all 2025a-2 [259 kB]
Get: 8 http://deb.debian.org/debian unstable/main arm64 libffi8 arm64 3.4.7-1 [21.2 kB]
Get: 9 http://deb.debian.org/debian unstable/main arm64 readline-common all 8.2-6 [69.4 kB]
Get: 10 http://deb.debian.org/debian unstable/main arm64 libreadline8t64 arm64 8.2-6 [159 kB]
Get: 11 http://deb.debian.org/debian unstable/main arm64 libpython3.13-stdlib arm64 3.13.2-1 [1914 kB]
Get: 12 http://deb.debian.org/debian unstable/main arm64 python3.13 arm64 3.13.2-1 [745 kB]
Get: 13 http://deb.debian.org/debian unstable/main arm64 libpython3-stdlib arm64 3.13.2-2 [10.1 kB]
Get: 14 http://deb.debian.org/debian unstable/main arm64 python3 arm64 3.13.2-2 [28.1 kB]
Get: 15 http://deb.debian.org/debian unstable/main arm64 sensible-utils all 0.0.24 [24.8 kB]
Get: 16 http://deb.debian.org/debian unstable/main arm64 libmagic-mgc arm64 1:5.45-3+b1 [314 kB]
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Get: 34 http://deb.debian.org/debian unstable/main arm64 libkeyutils1 arm64 1.6.3-4 [9352 B]
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Get: 36 http://deb.debian.org/debian unstable/main arm64 libgssapi-krb5-2 arm64 1.21.3-4 [127 kB]
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Get: 38 http://deb.debian.org/debian unstable/main arm64 libidn2-0 arm64 2.3.8-1 [107 kB]
Get: 39 http://deb.debian.org/debian unstable/main arm64 libsasl2-modules-db arm64 2.1.28+dfsg1-9 [20.1 kB]
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Get: 48 http://deb.debian.org/debian unstable/main arm64 librtmp1 arm64 2.4+20151223.gitfa8646d.1-2+b5 [56.8 kB]
Get: 49 http://deb.debian.org/debian unstable/main arm64 libssh2-1t64 arm64 1.11.1-1 [235 kB]
Get: 50 http://deb.debian.org/debian unstable/main arm64 libcurl4t64 arm64 8.12.1-3 [339 kB]
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Get: 52 http://deb.debian.org/debian unstable/main arm64 libmbedcrypto16 arm64 3.6.2-3 [341 kB]
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Get: 58 http://deb.debian.org/debian unstable/main arm64 libxml2 arm64 2.12.7+dfsg+really2.9.14-0.2+b2 [630 kB]
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Get: 60 http://deb.debian.org/debian unstable/main arm64 libllvm19 arm64 1:19.1.7-1+b1 [23.3 MB]
Get: 61 http://deb.debian.org/debian unstable/main arm64 libstd-rust-1.85 arm64 1.85.0+dfsg1-1 [17.0 MB]
Get: 62 http://deb.debian.org/debian unstable/main arm64 libstd-rust-dev arm64 1.85.0+dfsg1-1 [37.8 MB]
Get: 63 http://deb.debian.org/debian unstable/main arm64 rustc arm64 1.85.0+dfsg1-1 [3446 kB]
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Get: 65 http://deb.debian.org/debian unstable/main arm64 libdebhelper-perl all 13.24.1 [90.9 kB]
Get: 66 http://deb.debian.org/debian unstable/main arm64 libtool all 2.5.4-4 [539 kB]
Get: 67 http://deb.debian.org/debian unstable/main arm64 dh-autoreconf all 20 [17.1 kB]
Get: 68 http://deb.debian.org/debian unstable/main arm64 libarchive-zip-perl all 1.68-1 [104 kB]
Get: 69 http://deb.debian.org/debian unstable/main arm64 libfile-stripnondeterminism-perl all 1.14.1-2 [19.7 kB]
Get: 70 http://deb.debian.org/debian unstable/main arm64 dh-strip-nondeterminism all 1.14.1-2 [8620 B]
Get: 71 http://deb.debian.org/debian unstable/main arm64 libelf1t64 arm64 0.192-4 [189 kB]
Get: 72 http://deb.debian.org/debian unstable/main arm64 dwz arm64 0.15-1+b1 [102 kB]
Get: 73 http://deb.debian.org/debian unstable/main arm64 gettext arm64 0.23.1-1 [1610 kB]
Get: 74 http://deb.debian.org/debian unstable/main arm64 intltool-debian all 0.35.0+20060710.6 [22.9 kB]
Get: 75 http://deb.debian.org/debian unstable/main arm64 po-debconf all 1.0.21+nmu1 [248 kB]
Get: 76 http://deb.debian.org/debian unstable/main arm64 debhelper all 13.24.1 [920 kB]
Get: 77 http://deb.debian.org/debian unstable/main arm64 dh-cargo all 32 [10.6 kB]
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Adding 'diversion of /lib/aarch64-linux-gnu/libhistory.so.8 to /lib/aarch64-linux-gnu/libhistory.so.8.usr-is-merged by libreadline8t64'
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I: Building the package
I: Running cd /build/reproducible-path/rust-encode-unicode-0.3.6/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-genchanges -S  > ../rust-encode-unicode_0.3.6-1_source.changes
dpkg-buildpackage: info: source package rust-encode-unicode
dpkg-buildpackage: info: source version 0.3.6-1
dpkg-buildpackage: info: source distribution unstable
dpkg-buildpackage: info: source changed by Wolfgang Silbermayr <wolfgang@silbermayr.at>
 dpkg-source --before-build .
dpkg-buildpackage: info: host architecture arm64
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dh clean --buildsystem cargo
   dh_auto_clean -O--buildsystem=cargo
debian cargo wrapper: options = ['buildinfo=+all', 'reproducible=+all', 'parallel=12'], profiles = [], parallel = ['-j12'], lto = 
debian cargo wrapper: rust_type = aarch64-unknown-linux-gnu, gnu_type = aarch64-linux-gnu
debian cargo wrapper: running subprocess (['env', 'RUST_BACKTRACE=1', '/usr/bin/cargo', 'clean', '--verbose', '--verbose'],) {'check': True}
     Removed 0 files
   dh_autoreconf_clean -O--buildsystem=cargo
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dh binary --buildsystem cargo
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debian cargo wrapper: options = ['buildinfo=+all', 'reproducible=+all', 'parallel=12'], profiles = [], parallel = ['-j12'], lto = 
debian cargo wrapper: rust_type = aarch64-unknown-linux-gnu, gnu_type = aarch64-linux-gnu
debian cargo wrapper: linking /usr/share/cargo/registry/* into /build/reproducible-path/rust-encode-unicode-0.3.6/debian/cargo_registry/
   dh_auto_build -O--buildsystem=cargo
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debian cargo wrapper: options = ['buildinfo=+all', 'reproducible=+all', 'parallel=12'], profiles = [], parallel = ['-j12'], lto = 
debian cargo wrapper: rust_type = aarch64-unknown-linux-gnu, gnu_type = aarch64-linux-gnu
debian cargo wrapper: running subprocess (['env', 'RUST_BACKTRACE=1', '/usr/bin/cargo', '-Zavoid-dev-deps', 'build', '--verbose', '--verbose', '-j12', '--target', 'aarch64-unknown-linux-gnu'],) {}
warning: no edition set: defaulting to the 2015 edition while the latest is 2024
   Compiling encode_unicode v0.3.6 (/build/reproducible-path/rust-encode-unicode-0.3.6)
     Running `CARGO=/usr/bin/cargo CARGO_CRATE_NAME=encode_unicode CARGO_MANIFEST_DIR=/build/reproducible-path/rust-encode-unicode-0.3.6 CARGO_MANIFEST_PATH=/build/reproducible-path/rust-encode-unicode-0.3.6/Cargo.toml CARGO_PKG_AUTHORS='Torbjørn Birch Moltu <t.b.moltu@lyse.net>' CARGO_PKG_DESCRIPTION='UTF-8 and UTF-16 character types, iterators and related methods for char, u8 and u16.
' CARGO_PKG_HOMEPAGE='' CARGO_PKG_LICENSE=MIT/Apache-2.0 CARGO_PKG_LICENSE_FILE='' CARGO_PKG_NAME=encode_unicode CARGO_PKG_README=README.md CARGO_PKG_REPOSITORY='https://github.com/tormol/encode_unicode' CARGO_PKG_RUST_VERSION='' CARGO_PKG_VERSION=0.3.6 CARGO_PKG_VERSION_MAJOR=0 CARGO_PKG_VERSION_MINOR=3 CARGO_PKG_VERSION_PATCH=6 CARGO_PKG_VERSION_PRE='' CARGO_PRIMARY_PACKAGE=1 LD_LIBRARY_PATH=/build/reproducible-path/rust-encode-unicode-0.3.6/target/debug/deps rustc --crate-name encode_unicode --edition=2015 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("ascii", "default", "std"))' -C metadata=eb96ad824e929d7e -C extra-filename=-e1635c7247b5074f --out-dir /build/reproducible-path/rust-encode-unicode-0.3.6/target/aarch64-unknown-linux-gnu/debug/deps --target aarch64-unknown-linux-gnu -C incremental=/build/reproducible-path/rust-encode-unicode-0.3.6/target/aarch64-unknown-linux-gnu/debug/incremental -L dependency=/build/reproducible-path/rust-encode-unicode-0.3.6/target/aarch64-unknown-linux-gnu/debug/deps -L dependency=/build/reproducible-path/rust-encode-unicode-0.3.6/target/debug/deps -C debuginfo=2 -C strip=none --cap-lints warn -C linker=aarch64-linux-gnu-gcc -C link-arg=-Wl,-z,relro --remap-path-prefix /build/reproducible-path/rust-encode-unicode-0.3.6=/usr/share/cargo/registry/encode-unicode-0.3.6 --remap-path-prefix /build/reproducible-path/rust-encode-unicode-0.3.6/debian/cargo_registry=/usr/share/cargo/registry`
warning: unexpected `cfg` condition value: `clippy`
  --> src/lib.rs:37:13
   |
37 | #![cfg_attr(feature="clippy", feature(plugin))]
   |             ^^^^^^^^^^^^^^^^
   |
   = note: expected values for `feature` are: `ascii`, `default`, and `std`
   = help: consider adding `clippy` as a feature in `Cargo.toml`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
   = note: `#[warn(unexpected_cfgs)]` on by default

warning: unexpected `cfg` condition value: `clippy`
  --> src/lib.rs:38:13
   |
38 | #![cfg_attr(feature="clippy", plugin(clippy))]
   |             ^^^^^^^^^^^^^^^^
   |
   = note: expected values for `feature` are: `ascii`, `default`, and `std`
   = help: consider adding `clippy` as a feature in `Cargo.toml`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration

warning: unexpected `cfg` condition value: `clippy`
  --> src/lib.rs:39:13
   |
39 | #![cfg_attr(feature="clippy", allow(derive_hash_xor_eq))]// tested
   |             ^^^^^^^^^^^^^^^^
   |
   = note: expected values for `feature` are: `ascii`, `default`, and `std`
   = help: consider adding `clippy` as a feature in `Cargo.toml`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration

warning: unexpected `cfg` condition value: `clippy`
  --> src/lib.rs:40:13
   |
40 | #![cfg_attr(feature="clippy", allow(len_without_is_empty))]// UtfxChar is never empty
   |             ^^^^^^^^^^^^^^^^
   |
   = note: expected values for `feature` are: `ascii`, `default`, and `std`
   = help: consider adding `clippy` as a feature in `Cargo.toml`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration

warning: unexpected `cfg` condition value: `clippy`
  --> src/lib.rs:41:13
   |
41 | #![cfg_attr(feature="clippy", allow(match_same_arms))]// looks better IMO
   |             ^^^^^^^^^^^^^^^^
   |
   = note: expected values for `feature` are: `ascii`, `default`, and `std`
   = help: consider adding `clippy` as a feature in `Cargo.toml`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration

warning: unexpected `cfg` condition value: `clippy`
  --> src/lib.rs:42:13
   |
42 | #![cfg_attr(feature="clippy", allow(needless_return))]// `foo.bar(); foo` looks unfinished
   |             ^^^^^^^^^^^^^^^^
   |
   = note: expected values for `feature` are: `ascii`, `default`, and `std`
   = help: consider adding `clippy` as a feature in `Cargo.toml`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration

warning: unexpected `cfg` condition value: `clippy`
  --> src/lib.rs:43:13
   |
43 | #![cfg_attr(feature="clippy", allow(redundant_closure))]// keep it explicit
   |             ^^^^^^^^^^^^^^^^
   |
   = note: expected values for `feature` are: `ascii`, `default`, and `std`
   = help: consider adding `clippy` as a feature in `Cargo.toml`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration

warning: unexpected `cfg` condition value: `clippy`
  --> src/lib.rs:44:13
   |
44 | #![cfg_attr(feature="clippy", allow(redundant_closure_call))]// not redundant in macros
   |             ^^^^^^^^^^^^^^^^
   |
   = note: expected values for `feature` are: `ascii`, `default`, and `std`
   = help: consider adding `clippy` as a feature in `Cargo.toml`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration

warning: unexpected `cfg` condition value: `clippy`
  --> src/lib.rs:45:13
   |
45 | #![cfg_attr(feature="clippy", allow(cast_lossless))]// too much noise (and too verbose)
   |             ^^^^^^^^^^^^^^^^
   |
   = note: expected values for `feature` are: `ascii`, `default`, and `std`
   = help: consider adding `clippy` as a feature in `Cargo.toml`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration

warning: `...` range patterns are deprecated
  --> src/traits.rs:61:18
   |
61 |             n @ 1...3 => Ok(n as usize),
   |                  ^^^ help: use `..=` for an inclusive range
   |
   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
   = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default

warning: `...` range patterns are deprecated
   --> src/traits.rs:145:20
    |
145 |             0x00_00...0xd7_ff | 0xe0_00...0xff_ff => Ok(false),
    |                    ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:145:40
    |
145 |             0x00_00...0xd7_ff | 0xe0_00...0xff_ff => Ok(false),
    |                                        ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:146:20
    |
146 |             0xd8_00...0xdb_ff => Ok(true),
    |                    ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:497:31
    |
497 |             (Some(&u @ 0x00_00...0xd7_ff), _) |
    |                               ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:498:31
    |
498 |             (Some(&u @ 0xe0_00...0xff_ff), _)
    |                               ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:500:19
    |
500 |             (Some(&0xdc_00...0xdf_ff), _) => Err(FirstLowSurrogate),
    |                   ^^^^^^^^^^^^^^^^^^ help: use `..=` for an inclusive range: `&(0xdc_00..=0xdf_ff)`
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:502:31
    |
502 |             (Some(&f @ 0xd8_00...0xdb_ff), Some(&s @ 0xdc_00...0xdf_ff))
    |                               ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:502:61
    |
502 |             (Some(&f @ 0xd8_00...0xdb_ff), Some(&s @ 0xdc_00...0xdf_ff))
    |                                                             ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:504:19
    |
504 |             (Some(&0xd8_00...0xdb_ff), Some(_)) => Err(SecondNotLowSurrogate),
    |                   ^^^^^^^^^^^^^^^^^^ help: use `..=` for an inclusive range: `&(0xd8_00..=0xdb_ff)`
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:505:19
    |
505 |             (Some(&0xd8_00...0xdb_ff), None) => Err(MissingSecond),
    |                   ^^^^^^^^^^^^^^^^^^ help: use `..=` for an inclusive range: `&(0xd8_00..=0xdb_ff)`
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:526:21
    |
526 |             (0x00_00...0xd7_ff, None) | // single
    |                     ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:527:21
    |
527 |             (0xe0_00...0xff_ff, None) | // single
    |                     ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:528:21
    |
528 |             (0xd8_00...0xdb_ff, Some(0xdc_00...0xdf_ff)) // correct surrogate
    |                     ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:528:45
    |
528 |             (0xd8_00...0xdb_ff, Some(0xdc_00...0xdf_ff)) // correct surrogate
    |                                             ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:530:21
    |
530 |             (0xd8_00...0xdb_ff, Some(_)) => Err(InvalidSecond),
    |                     ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:531:21
    |
531 |             (0xd8_00...0xdb_ff, None   ) => Err(MissingSecond),
    |                     ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/traits.rs:532:21
    |
532 |             (0xdc_00...0xdf_ff,    _   ) => Err(FirstIsTrailingSurrogate),
    |                     ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
  --> src/utf8_char.rs:85:19
   |
85 |             (a @ 0...0x00_7f, _) => {
   |                   ^^^ help: use `..=` for an inclusive range
   |
   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
  --> src/utf8_char.rs:88:19
   |
88 |             (u @ 0...0x07_ff, _) => {
   |                   ^^^ help: use `..=` for an inclusive range
   |
   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: use of deprecated macro `try`: use the `?` operator instead
   --> src/utf8_char.rs:484:13
    |
484 |             try!(char::from_utf8_array(utf8));
    |             ^^^
    |
    = note: `#[warn(deprecated)]` on by default

warning: `...` range patterns are deprecated
   --> src/utf16_char.rs:442:14
    |
442 |             0...127 => {// 1 byte => 1 unit
    |              ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/utf16_char.rs:446:24
    |
446 |             0b1000_0000...0b1101_1111 => {// 2 bytes => 1 unit
    |                        ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/utf16_char.rs:451:24
    |
451 |             0b1110_0000...0b1110_1111 => {// 3 bytes => 1 unit
    |                        ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/decoding_iterators.rs:146:28
    |
146 |                 0b0000_0000...0b0111_1111 => {/*1 and */Ok(())},
    |                            ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/decoding_iterators.rs:147:28
    |
147 |                 0b1100_0010...0b1101_1111 => {//2 and not overlong
    |                            ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/decoding_iterators.rs:150:28
    |
150 |                 0b1110_0000...0b1110_1111 => {//3
    |                            ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/decoding_iterators.rs:163:28
    |
163 |                 0b1111_0000...0b1111_0100 => {//4
    |                            ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/decoding_iterators.rs:176:28
    |
176 |                 0b1000_0000...0b1011_1111 => {// continuation byte
    |                            ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/decoding_iterators.rs:179:28
    |
179 |                 0b1100_0000...0b1100_0001 => {// 2 and overlong
    |                            ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/decoding_iterators.rs:182:28
    |
182 |                 0b1111_0101...0b1111_0111 => {// 4 and too high codepoint
    |                            ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: `...` range patterns are deprecated
   --> src/decoding_iterators.rs:185:28
    |
185 |                 0b1111_1000...0b1111_1111 => {
    |                            ^^^ help: use `..=` for an inclusive range
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>

warning: trait objects without an explicit `dyn` are deprecated
   --> src/errors.rs:200:36
    |
200 |           fn cause(&self) -> Option<&Error> {
    |                                      ^^^^^
...
231 | / complex!{InvalidUtf8 {
232 | |         InvalidUtf8FirstByte => FirstByte,
233 | |     } {
234 | |         FirstByte(TooLongSeqence) => "the first byte is greater than 239 (UTF-8 sequences cannot be longer than four bytes)",
...   |
241 | |     }/// Returns `Some` if the error is a `InvalidUtf8FirstByte`.
242 | | }
    | |_- in this macro invocation
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
    = note: `#[warn(bare_trait_objects)]` on by default
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: trait objects without an explicit `dyn` are deprecated
   --> src/errors.rs:200:36
    |
200 |           fn cause(&self) -> Option<&Error> {
    |                                      ^^^^^
...
253 | / complex!{InvalidUtf8Array {
254 | |         InvalidUtf8 => InvalidUtf8Array::Utf8,
255 | |         InvalidCodepoint => InvalidUtf8Array::Codepoint,
256 | |     } {
...   |
262 | |     }/// Always returns `Some`.
263 | | }
    | |_- in this macro invocation
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: trait objects without an explicit `dyn` are deprecated
   --> src/errors.rs:200:36
    |
200 |           fn cause(&self) -> Option<&Error> {
    |                                      ^^^^^
...
276 | / complex!{InvalidUtf8Slice {
277 | |         InvalidUtf8 => InvalidUtf8Slice::Utf8,
278 | |         InvalidCodepoint => InvalidUtf8Slice::Codepoint,
279 | |     } {
...   |
289 | | }
    | |_- in this macro invocation
    |
    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
  --> src/errors.rs:34:37
   |
34 |               write!(fmtr, "{}", self.description())
   |                                       ^^^^^^^^^^^
...
50 | / single_cause!{
51 | |     /// Cannot tell whether an `u16` needs an extra unit,
52 | |     /// because it's a trailing surrogate itself.
53 | |     InvalidUtf16FirstUnit => "is a trailing surrogate"
54 | | }
   | |_- in this macro invocation
   |
   = note: this warning originates in the macro `description` which comes from the expansion of the macro `single_cause` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
  --> src/errors.rs:34:37
   |
34 |               write!(fmtr, "{}", self.description())
   |                                       ^^^^^^^^^^^
...
56 | / single_cause!{
57 | |     /// Cannot create an `Utf8Char` or `Utf16Char` from the first codepoint of a str,
58 | |     /// because there are none.
59 | |     EmptyStrError => "is empty"
60 | | }
   | |_- in this macro invocation
   |
   = note: this warning originates in the macro `description` which comes from the expansion of the macro `single_cause` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
  --> src/errors.rs:34:37
   |
34 |               write!(fmtr, "{}", self.description())
   |                                       ^^^^^^^^^^^
...
62 | / single_cause!{
63 | |     /// Cannot create an `Utf8Char` from a standalone `u8`
64 | |     /// that is not an ASCII character.
65 | |     NonAsciiError => "is not an ASCII character"
66 | | }
   | |_- in this macro invocation
   |
   = note: this warning originates in the macro `description` which comes from the expansion of the macro `single_cause` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
  --> src/errors.rs:34:37
   |
34 |               write!(fmtr, "{}", self.description())
   |                                       ^^^^^^^^^^^
...
68 | / single_cause!{
69 | |     /// Cannot create an `Utf16Char` from a standalone `u16` that is not a
70 | |     /// codepoint in the basic multilingual plane, but part of a suurrogate pair.
71 | |     NonBMPError => "is not a codepoint in the basic multilingual plane"
72 | | }
   | |_- in this macro invocation
   |
   = note: this warning originates in the macro `description` which comes from the expansion of the macro `single_cause` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
  --> src/errors.rs:34:37
   |
34 |               write!(fmtr, "{}", self.description())
   |                                       ^^^^^^^^^^^
...
88 | / simple!{/// Reasons why an `u32` is not a valid UTF codepoint.
89 | |     InvalidCodepoint {
90 | |         /// It's reserved for UTF-16 surrogate pairs."
91 | |         ::Utf16Reserved => "is reserved for UTF-16 surrogate pairs",
92 | |         /// It's higher than the highest codepoint (which is 0x10ffff).
93 | |         ::TooHigh => "is higher than the highest codepoint",
94 | |     }}
   | |______- in this macro invocation
   |
   = note: this warning originates in the macro `description` which comes from the expansion of the macro `simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:34:37
    |
34  |               write!(fmtr, "{}", self.description())
    |                                       ^^^^^^^^^^^
...
105 | / simple!{/// Reasons why a `[u16; 2]` doesn't form a valid UTF-16 codepoint.
106 | |     InvalidUtf16Array {
107 | |         /// The first unit is a trailing/low surrogate, which is never valid.
108 | |         ::FirstIsTrailingSurrogate => "the first unit is a trailing surrogate, which is never valid",
109 | |         /// The second unit is needed, but is not a trailing surrogate.
110 | |         ::SecondIsNotTrailingSurrogate => "the second unit is needed but is not a trailing surrogate",
111 | |     }}
    | |______- in this macro invocation
    |
    = note: this warning originates in the macro `description` which comes from the expansion of the macro `simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:34:37
    |
34  |               write!(fmtr, "{}", self.description())
    |                                       ^^^^^^^^^^^
...
113 | / simple!{/// Reasons why one or two `u16`s are not valid UTF-16, in sinking precedence.
114 | |     InvalidUtf16Tuple {
115 | |         /// The first unit is a trailing/low surrogate, which is never valid.
116 | |         ///
...   |
126 | |         ::InvalidSecond => "the required second unit is not a trailing / low surrogate",
127 | |     }}
    | |______- in this macro invocation
    |
    = note: this warning originates in the macro `description` which comes from the expansion of the macro `simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:34:37
    |
34  |               write!(fmtr, "{}", self.description())
    |                                       ^^^^^^^^^^^
...
130 | / simple!{/// Reasons why a slice of `u16`s doesn't start with valid UTF-16.
131 | |     InvalidUtf16Slice {
132 | |         /// The slice is empty.
133 | |         ::EmptySlice => "the slice is empty",
...   |
139 | |         ::SecondNotLowSurrogate => "the required second unit is not a trailing surrogate",
140 | |     }}
    | |______- in this macro invocation
    |
    = note: this warning originates in the macro `description` which comes from the expansion of the macro `simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:34:37
    |
34  |               write!(fmtr, "{}", self.description())
    |                                       ^^^^^^^^^^^
...
142 | / simple!{/// Types of invalid sequences encountered by `Utf16CharParser`.
143 | |     Utf16PairError {
144 | |         /// A trailing surrogate was not preceeded by a leading surrogate.
145 | |         ::UnexpectedTrailingSurrogate => "a trailing surrogate was not preceeded by a leading surrogate",
...   |
149 | |         ::Incomplete => "a trailing surrogate was expected when the end was reached",
150 | |     }}
    | |______- in this macro invocation
    |
    = note: this warning originates in the macro `description` which comes from the expansion of the macro `simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:34:37
    |
34  |               write!(fmtr, "{}", self.description())
    |                                       ^^^^^^^^^^^
...
153 | / simple!{/// Reasons why `Utf8Char::from_str()` or `Utf16Char::from_str()` failed.
154 | |     FromStrError {
155 | |         /// `Utf8Char` or `Utf16Char` cannot store more than a single codepoint.
156 | |         ::MultipleCodepoints => "has more than one codepoint",
157 | |         /// `Utf8Char` or `Utf16Char` cannot be empty.
158 | |         ::Empty => "is empty",
159 | |     }}
    | |______- in this macro invocation
    |
    = note: this warning originates in the macro `description` which comes from the expansion of the macro `simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:34:37
    |
34  |               write!(fmtr, "{}", self.description())
    |                                       ^^^^^^^^^^^
...
162 | / simple!{/// Reasons why a byte is not the start of a UTF-8 codepoint.
163 | |     InvalidUtf8FirstByte {
164 | |         /// Sequences cannot be longer than 4 bytes. Is given for values >= 240.
165 | |         ::TooLongSeqence => "is greater than 247 (UTF-8 sequences cannot be longer than four bytes)",
166 | |         /// This byte belongs to a previous sequence. Is given for values between 128 and 192 (exclusive).
167 | |         ::ContinuationByte => "is a continuation of a previous sequence",
168 | |     }}
    | |______- in this macro invocation
    |
    = note: this warning originates in the macro `description` which comes from the expansion of the macro `simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
   --> src/errors.rs:206:25
    |
206 |               match (self.cause(), $use_cause) {
    |                           ^^^^^
...
231 | / complex!{InvalidUtf8 {
232 | |         InvalidUtf8FirstByte => FirstByte,
233 | |     } {
234 | |         FirstByte(TooLongSeqence) => "the first byte is greater than 239 (UTF-8 sequences cannot be longer than four bytes)",
...   |
241 | |     }/// Returns `Some` if the error is a `InvalidUtf8FirstByte`.
242 | | }
    | |_- in this macro invocation
    |
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:207:63
    |
207 |                   (Some(d),true) => write!(fmtr, "{}: {}", self.description(), d),
    |                                                                 ^^^^^^^^^^^
...
231 | / complex!{InvalidUtf8 {
232 | |         InvalidUtf8FirstByte => FirstByte,
233 | |     } {
234 | |         FirstByte(TooLongSeqence) => "the first byte is greater than 239 (UTF-8 sequences cannot be longer than four bytes)",
...   |
241 | |     }/// Returns `Some` if the error is a `InvalidUtf8FirstByte`.
242 | | }
    | |_- in this macro invocation
    |
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:208:59
    |
208 |                           _      => write!(fmtr, "{}", self.description()),
    |                                                             ^^^^^^^^^^^
...
231 | / complex!{InvalidUtf8 {
232 | |         InvalidUtf8FirstByte => FirstByte,
233 | |     } {
234 | |         FirstByte(TooLongSeqence) => "the first byte is greater than 239 (UTF-8 sequences cannot be longer than four bytes)",
...   |
241 | |     }/// Returns `Some` if the error is a `InvalidUtf8FirstByte`.
242 | | }
    | |_- in this macro invocation
    |
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
   --> src/errors.rs:206:25
    |
206 |               match (self.cause(), $use_cause) {
    |                           ^^^^^
...
253 | / complex!{InvalidUtf8Array {
254 | |         InvalidUtf8 => InvalidUtf8Array::Utf8,
255 | |         InvalidCodepoint => InvalidUtf8Array::Codepoint,
256 | |     } {
...   |
262 | |     }/// Always returns `Some`.
263 | | }
    | |_- in this macro invocation
    |
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:207:63
    |
207 |                   (Some(d),true) => write!(fmtr, "{}: {}", self.description(), d),
    |                                                                 ^^^^^^^^^^^
...
253 | / complex!{InvalidUtf8Array {
254 | |         InvalidUtf8 => InvalidUtf8Array::Utf8,
255 | |         InvalidCodepoint => InvalidUtf8Array::Codepoint,
256 | |     } {
...   |
262 | |     }/// Always returns `Some`.
263 | | }
    | |_- in this macro invocation
    |
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:208:59
    |
208 |                           _      => write!(fmtr, "{}", self.description()),
    |                                                             ^^^^^^^^^^^
...
253 | / complex!{InvalidUtf8Array {
254 | |         InvalidUtf8 => InvalidUtf8Array::Utf8,
255 | |         InvalidCodepoint => InvalidUtf8Array::Codepoint,
256 | |     } {
...   |
262 | |     }/// Always returns `Some`.
263 | | }
    | |_- in this macro invocation
    |
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
   --> src/errors.rs:206:25
    |
206 |               match (self.cause(), $use_cause) {
    |                           ^^^^^
...
276 | / complex!{InvalidUtf8Slice {
277 | |         InvalidUtf8 => InvalidUtf8Slice::Utf8,
278 | |         InvalidCodepoint => InvalidUtf8Slice::Codepoint,
279 | |     } {
...   |
289 | | }
    | |_- in this macro invocation
    |
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:207:63
    |
207 |                   (Some(d),true) => write!(fmtr, "{}: {}", self.description(), d),
    |                                                                 ^^^^^^^^^^^
...
276 | / complex!{InvalidUtf8Slice {
277 | |         InvalidUtf8 => InvalidUtf8Slice::Utf8,
278 | |         InvalidCodepoint => InvalidUtf8Slice::Codepoint,
279 | |     } {
...   |
289 | | }
    | |_- in this macro invocation
    |
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
   --> src/errors.rs:208:59
    |
208 |                           _      => write!(fmtr, "{}", self.description()),
    |                                                             ^^^^^^^^^^^
...
276 | / complex!{InvalidUtf8Slice {
277 | |         InvalidUtf8 => InvalidUtf8Slice::Utf8,
278 | |         InvalidCodepoint => InvalidUtf8Slice::Codepoint,
279 | |     } {
...   |
289 | | }
    | |_- in this macro invocation
    |
    = note: this warning originates in the macro `complex` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: unreachable pattern
   --> src/traits.rs:506:13
    |
506 |             (Some(_), _) => unreachable!()
    |             ^^^^^^^^^^^^ no value can reach this
    |
note: multiple earlier patterns match some of the same values
   --> src/traits.rs:506:13
    |
497 | /             (Some(&u @ 0x00_00...0xd7_ff), _) |
498 | |             (Some(&u @ 0xe0_00...0xff_ff), _)
    | |_____________________________________________- matches some of the same values
499 |                   => Ok((char::from_u32_unchecked(u as u32), 1)),
500 |               (Some(&0xdc_00...0xdf_ff), _) => Err(FirstLowSurrogate),
    |               ----------------------------- matches some of the same values
501 |               (None, _) => Err(EmptySlice),
502 |               (Some(&f @ 0xd8_00...0xdb_ff), Some(&s @ 0xdc_00...0xdf_ff))
    |               ------------------------------------------------------------ matches some of the same values
503 |                   => Ok((char::from_utf16_tuple_unchecked((f, Some(s))), 2)),
504 |               (Some(&0xd8_00...0xdb_ff), Some(_)) => Err(SecondNotLowSurrogate),
    |               ----------------------------------- matches some of the same values
505 |               (Some(&0xd8_00...0xdb_ff), None) => Err(MissingSecond),
506 |               (Some(_), _) => unreachable!()
    |               ^^^^^^^^^^^^ ...and 1 other patterns collectively make this unreachable
    = note: `#[warn(unreachable_patterns)]` on by default

warning: unreachable pattern
   --> src/traits.rs:534:13
    |
534 |             (        _        , None   ) => unreachable!()
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
    |
note: multiple earlier patterns match some of the same values
   --> src/traits.rs:534:13
    |
526 | /             (0x00_00...0xd7_ff, None) | // single
527 | |             (0xe0_00...0xff_ff, None) | // single
528 | |             (0xd8_00...0xdb_ff, Some(0xdc_00...0xdf_ff)) // correct surrogate
    | |________________________________________________________- matches some of the same values
...
531 |               (0xd8_00...0xdb_ff, None   ) => Err(MissingSecond),
    |               ---------------------------- matches some of the same values
532 |               (0xdc_00...0xdf_ff,    _   ) => Err(FirstIsTrailingSurrogate),
    |               ---------------------------- matches some of the same values
533 |               (        _        , Some(_)) => Err(SuperfluousSecond),
534 |               (        _        , None   ) => unreachable!()
    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ collectively making this unreachable

warning: unreachable pattern
   --> src/decoding_iterators.rs:188:17
    |
188 |                 _ => unreachable!("all possible byte values should be covered")
    |                 ^ no value can reach this
    |
note: multiple earlier patterns match some of the same values
   --> src/decoding_iterators.rs:188:17
    |
146 |                 0b0000_0000...0b0111_1111 => {/*1 and */Ok(())},
    |                 ------------------------- matches some of the same values
147 |                 0b1100_0010...0b1101_1111 => {//2 and not overlong
    |                 ------------------------- matches some of the same values
...
150 |                 0b1110_0000...0b1110_1111 => {//3
    |                 ------------------------- matches some of the same values
...
163 |                 0b1111_0000...0b1111_0100 => {//4
    |                 ------------------------- matches some of the same values
...
188 |                 _ => unreachable!("all possible byte values should be covered")
    |                 ^ ...and 4 other patterns collectively make this unreachable

warning: `encode_unicode` (lib) generated 67 warnings (run `cargo fix --lib -p encode_unicode` to apply 31 suggestions)
    Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.36s
rustc 1.85.0+dfsg1-1 1
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dpkg-deb: building package 'librust-encode-unicode-dev' in '../librust-encode-unicode-dev_0.3.6-1_arm64.deb'.
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