[INFO] fetching crate nstr 0.3.2...
[INFO] testing nstr-0.3.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate nstr 0.3.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nstr 0.3.2
[INFO] finished tweaking crates.io crate nstr 0.3.2
[INFO] tweaked toml for crates.io crate nstr 0.3.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nstr 0.3.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60cd85947263a8f369f1c7084a4ce95ad1aebabf1ec6fbb0922d73dddcd1e35d
[INFO] running `Command { std: "docker" "start" "-a" "60cd85947263a8f369f1c7084a4ce95ad1aebabf1ec6fbb0922d73dddcd1e35d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60cd85947263a8f369f1c7084a4ce95ad1aebabf1ec6fbb0922d73dddcd1e35d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60cd85947263a8f369f1c7084a4ce95ad1aebabf1ec6fbb0922d73dddcd1e35d", kill_on_drop: false }`
[INFO] [stdout] 60cd85947263a8f369f1c7084a4ce95ad1aebabf1ec6fbb0922d73dddcd1e35d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3215108b5f90a90d57f7b5b5a2a1242ccb3f4b375528f13f40f1097029559b02
[INFO] running `Command { std: "docker" "start" "-a" "3215108b5f90a90d57f7b5b5a2a1242ccb3f4b375528f13f40f1097029559b02", kill_on_drop: false }`
[INFO] [stderr]    Compiling nstr v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DEFAULT_BUFFER_SIZE`
[INFO] [stdout]  --> src/tostring.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{String, DEFAULT_BUFFER_SIZE};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `methods::*`
[INFO] [stdout]   --> src/lib.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub use methods::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `vec`
[INFO] [stdout]   --> src/lib.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 | macro_rules! vec {
[INFO] [stdout]    |              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `string`
[INFO] [stdout]   --> src/lib.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 | macro_rules! string {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/methods.rs:41:18
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn chars(&self) -> core::str::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] 41 |     pub fn chars(&self) -> core::str::Chars<'_> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/methods.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn lines(&self) -> core::str::Lines {
[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] 150 |     pub fn lines(&self) -> core::str::Lines<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vec.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         write!(f, "]");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let _ = write!(f, "]");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "3215108b5f90a90d57f7b5b5a2a1242ccb3f4b375528f13f40f1097029559b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3215108b5f90a90d57f7b5b5a2a1242ccb3f4b375528f13f40f1097029559b02", kill_on_drop: false }`
[INFO] [stdout] 3215108b5f90a90d57f7b5b5a2a1242ccb3f4b375528f13f40f1097029559b02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7447f021ae692f13d0d6f1ea2f19f57f7c4f99fec6450aec138fd6c3e0af181
[INFO] running `Command { std: "docker" "start" "-a" "d7447f021ae692f13d0d6f1ea2f19f57f7c4f99fec6450aec138fd6c3e0af181", kill_on_drop: false }`
[INFO] [stderr]    Compiling nstr v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DEFAULT_BUFFER_SIZE`
[INFO] [stdout]  --> src/tostring.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{String, DEFAULT_BUFFER_SIZE};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `methods::*`
[INFO] [stdout]   --> src/lib.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub use methods::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `vec`
[INFO] [stdout]   --> src/lib.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 | macro_rules! vec {
[INFO] [stdout]    |              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `string`
[INFO] [stdout]   --> src/lib.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 | macro_rules! string {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/methods.rs:41:18
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn chars(&self) -> core::str::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] 41 |     pub fn chars(&self) -> core::str::Chars<'_> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/methods.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn lines(&self) -> core::str::Lines {
[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] 150 |     pub fn lines(&self) -> core::str::Lines<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vec.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         write!(f, "]");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let _ = write!(f, "]");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DEFAULT_BUFFER_SIZE`
[INFO] [stdout]  --> src/tostring.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{String, DEFAULT_BUFFER_SIZE};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `methods::*`
[INFO] [stdout]   --> src/lib.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub use methods::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/methods.rs:41:18
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn chars(&self) -> core::str::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] 41 |     pub fn chars(&self) -> core::str::Chars<'_> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/methods.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn lines(&self) -> core::str::Lines {
[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] 150 |     pub fn lines(&self) -> core::str::Lines<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vec.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         write!(f, "]");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let _ = write!(f, "]");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "d7447f021ae692f13d0d6f1ea2f19f57f7c4f99fec6450aec138fd6c3e0af181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7447f021ae692f13d0d6f1ea2f19f57f7c4f99fec6450aec138fd6c3e0af181", kill_on_drop: false }`
[INFO] [stdout] d7447f021ae692f13d0d6f1ea2f19f57f7c4f99fec6450aec138fd6c3e0af181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13ce3d43994df15589182f0da70ae90f50fe33ab059642929c517b21a4c2a217
[INFO] running `Command { std: "docker" "start" "-a" "13ce3d43994df15589182f0da70ae90f50fe33ab059642929c517b21a4c2a217", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `DEFAULT_BUFFER_SIZE`
[INFO] [stderr]  --> src/tostring.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{String, DEFAULT_BUFFER_SIZE};
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `methods::*`
[INFO] [stderr]   --> src/lib.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub use methods::*;
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `vec`
[INFO] [stderr]   --> src/lib.rs:56:14
[INFO] [stderr]    |
[INFO] [stderr] 56 | macro_rules! vec {
[INFO] [stderr]    |              ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `string`
[INFO] [stderr]   --> src/lib.rs:69:14
[INFO] [stderr]    |
[INFO] [stderr] 69 | macro_rules! string {
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/methods.rs:41:18
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn chars(&self) -> core::str::Chars {
[INFO] [stderr]    |                  ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn chars(&self) -> core::str::Chars<'_> {
[INFO] [stderr]    |                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/methods.rs:150:18
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn lines(&self) -> core::str::Lines {
[INFO] [stderr]     |                  ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn lines(&self) -> core::str::Lines<'_> {
[INFO] [stderr]     |                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/vec.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         write!(f, "]");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let _ = write!(f, "]");
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `nstr` (lib) generated 7 warnings (run `cargo fix --lib -p nstr` to apply 4 suggestions)
[INFO] [stderr] warning: `nstr` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nstr-f54706c97ed6407a)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_new ... ok
[INFO] [stdout] test tests::test_string ... ok
[INFO] [stdout] test tests::test_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nstr
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "13ce3d43994df15589182f0da70ae90f50fe33ab059642929c517b21a4c2a217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ce3d43994df15589182f0da70ae90f50fe33ab059642929c517b21a4c2a217", kill_on_drop: false }`
[INFO] [stdout] 13ce3d43994df15589182f0da70ae90f50fe33ab059642929c517b21a4c2a217
