[INFO] fetching crate textos 0.0.3...
[INFO] building textos-0.0.3 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate textos 0.0.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate textos 0.0.3
[INFO] finished tweaking crates.io crate textos 0.0.3
[INFO] tweaked toml for crates.io crate textos 0.0.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate textos 0.0.3 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate textos 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46b58d579d15584be62ff595e2ecf259886e5592eea9c43ed3e6108664560930
[INFO] running `Command { std: "docker" "start" "-a" "46b58d579d15584be62ff595e2ecf259886e5592eea9c43ed3e6108664560930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46b58d579d15584be62ff595e2ecf259886e5592eea9c43ed3e6108664560930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b58d579d15584be62ff595e2ecf259886e5592eea9c43ed3e6108664560930", kill_on_drop: false }`
[INFO] [stdout] 46b58d579d15584be62ff595e2ecf259886e5592eea9c43ed3e6108664560930
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d148e46f3a8d6091dd81d05642f0330ebf35264236d54517de5d5bd0a2bf971
[INFO] running `Command { std: "docker" "start" "-a" "4d148e46f3a8d6091dd81d05642f0330ebf35264236d54517de5d5bd0a2bf971", kill_on_drop: false }`
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rustc-std-workspace-std v1.0.1
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling devela_macros v0.6.0
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling unicode-blocks v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling unicode-script v0.5.5
[INFO] [stderr]    Compiling unicode-truncate v0.2.0
[INFO] [stderr]    Compiling devela v0.8.0
[INFO] [stderr]    Compiling textos v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `no-std`
[INFO] [stdout]   --> src/lib.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(all(feature = "std", feature = "no-std"))]
[INFO] [stdout]    |                            ^^^^^^^^^^--------
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      help: there is a expected value with a similar name: `"no_std"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc`, `default`, `nightly`, `nightly_docs`, `no_std`, `safe`, `safest`, `std`, `unsafe`, and `unsafest`
[INFO] [stdout]    = help: consider adding `no-std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/egc/non_nul.rs:225:18
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/unicode/egc/string.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]    |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/egc/u8string.rs:214:18
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/string/u8string.rs:300:18
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/string/non_nul.rs:300:18
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "4d148e46f3a8d6091dd81d05642f0330ebf35264236d54517de5d5bd0a2bf971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d148e46f3a8d6091dd81d05642f0330ebf35264236d54517de5d5bd0a2bf971", kill_on_drop: false }`
[INFO] [stdout] 4d148e46f3a8d6091dd81d05642f0330ebf35264236d54517de5d5bd0a2bf971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de17e17579e97ca54a1b3f4a5bb0730c3180e03112d07a755d7453d35a932f05
[INFO] running `Command { std: "docker" "start" "-a" "de17e17579e97ca54a1b3f4a5bb0730c3180e03112d07a755d7453d35a932f05", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition value: `no-std`
[INFO] [stdout]   --> src/lib.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(all(feature = "std", feature = "no-std"))]
[INFO] [stdout]    |                            ^^^^^^^^^^--------
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      help: there is a expected value with a similar name: `"no_std"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc`, `default`, `nightly`, `nightly_docs`, `no_std`, `safe`, `safest`, `std`, `unsafe`, and `unsafest`
[INFO] [stdout]    = help: consider adding `no-std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/egc/non_nul.rs:225:18
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/unicode/egc/string.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]    |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/egc/u8string.rs:214:18
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/string/u8string.rs:300:18
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/string/non_nul.rs:300:18
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling textos v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `no-std`
[INFO] [stdout]   --> src/lib.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(all(feature = "std", feature = "no-std"))]
[INFO] [stdout]    |                            ^^^^^^^^^^--------
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      help: there is a expected value with a similar name: `"no_std"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc`, `default`, `nightly`, `nightly_docs`, `no_std`, `safe`, `safest`, `std`, `unsafe`, and `unsafest`
[INFO] [stdout]    = help: consider adding `no-std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/egc/non_nul.rs:225:18
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/string/non_nul.rs:300:18
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/string/u8string.rs:300:18
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unicode/egc/u8string.rs:214:18
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/unicode/egc/string.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn chars(&self) -> Chars {
[INFO] [stdout]    |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn chars(&self) -> Chars<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "de17e17579e97ca54a1b3f4a5bb0730c3180e03112d07a755d7453d35a932f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de17e17579e97ca54a1b3f4a5bb0730c3180e03112d07a755d7453d35a932f05", kill_on_drop: false }`
[INFO] [stdout] de17e17579e97ca54a1b3f4a5bb0730c3180e03112d07a755d7453d35a932f05
