[INFO] fetching crate nstr 0.3.2... [INFO] testing nstr-0.3.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate nstr 0.3.2 into /workspace/builds/worker-3-tc1/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-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate nstr 0.3.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe95793cd98b08481adeef806c65be1d50c3a33e710b4b94de9c6c1a4c980c53 [INFO] running `Command { std: "docker" "start" "-a" "fe95793cd98b08481adeef806c65be1d50c3a33e710b4b94de9c6c1a4c980c53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe95793cd98b08481adeef806c65be1d50c3a33e710b4b94de9c6c1a4c980c53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe95793cd98b08481adeef806c65be1d50c3a33e710b4b94de9c6c1a4c980c53", kill_on_drop: false }` [INFO] [stdout] fe95793cd98b08481adeef806c65be1d50c3a33e710b4b94de9c6c1a4c980c53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 13e3806ecb0ff824e2622316c89053b58a755aa1027a7c2811e9fc51f318de7e [INFO] running `Command { std: "docker" "start" "-a" "13e3806ecb0ff824e2622316c89053b58a755aa1027a7c2811e9fc51f318de7e", 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)]` 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)]` 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: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/methods.rs:41:18 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn chars(&self) -> core::str::Chars { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 41 | pub fn chars(&self) -> core::str::Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/methods.rs:150:18 [INFO] [stdout] | [INFO] [stdout] 150 | pub fn lines(&self) -> core::str::Lines { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "13e3806ecb0ff824e2622316c89053b58a755aa1027a7c2811e9fc51f318de7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13e3806ecb0ff824e2622316c89053b58a755aa1027a7c2811e9fc51f318de7e", kill_on_drop: false }` [INFO] [stdout] 13e3806ecb0ff824e2622316c89053b58a755aa1027a7c2811e9fc51f318de7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 00c6de5a1b5b18cf9a80fb7d98c8533d85c56cd7e4b3375f1fc984a6244eb4d9 [INFO] running `Command { std: "docker" "start" "-a" "00c6de5a1b5b18cf9a80fb7d98c8533d85c56cd7e4b3375f1fc984a6244eb4d9", 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)]` 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)]` 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: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/methods.rs:41:18 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn chars(&self) -> core::str::Chars { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 41 | pub fn chars(&self) -> core::str::Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/methods.rs:150:18 [INFO] [stdout] | [INFO] [stdout] 150 | pub fn lines(&self) -> core::str::Lines { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [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)]` 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: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/methods.rs:41:18 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn chars(&self) -> core::str::Chars { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 41 | pub fn chars(&self) -> core::str::Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/methods.rs:150:18 [INFO] [stdout] | [INFO] [stdout] 150 | pub fn lines(&self) -> core::str::Lines { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "00c6de5a1b5b18cf9a80fb7d98c8533d85c56cd7e4b3375f1fc984a6244eb4d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00c6de5a1b5b18cf9a80fb7d98c8533d85c56cd7e4b3375f1fc984a6244eb4d9", kill_on_drop: false }` [INFO] [stdout] 00c6de5a1b5b18cf9a80fb7d98c8533d85c56cd7e4b3375f1fc984a6244eb4d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c700ff589ac94b479a205496ee5383df42296b34f2927c53f33ee450bc823d11 [INFO] running `Command { std: "docker" "start" "-a" "c700ff589ac94b479a205496ee5383df42296b34f2927c53f33ee450bc823d11", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `DEFAULT_BUFFER_SIZE` [INFO] [stdout] [INFO] [stderr] --> src/tostring.rs:1:21 [INFO] [stdout] running 3 tests [INFO] [stderr] | [INFO] [stdout] test tests::test_string ... ok [INFO] [stderr] 1 | use crate::{String, DEFAULT_BUFFER_SIZE}; [INFO] [stdout] test tests::test_new ... ok [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` 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)]` 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: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/methods.rs:41:18 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn chars(&self) -> core::str::Chars { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 41 | pub fn chars(&self) -> core::str::Chars<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/methods.rs:150:18 [INFO] [stderr] | [INFO] [stderr] 150 | pub fn lines(&self) -> core::str::Lines { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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)]` on by default [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [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/x86_64-unknown-linux-musl/debug/deps/nstr-cfba482aaa9b8110) [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] running `Command { std: "docker" "inspect" "c700ff589ac94b479a205496ee5383df42296b34f2927c53f33ee450bc823d11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c700ff589ac94b479a205496ee5383df42296b34f2927c53f33ee450bc823d11", kill_on_drop: false }` [INFO] [stdout] c700ff589ac94b479a205496ee5383df42296b34f2927c53f33ee450bc823d11