[INFO] cloning repository https://github.com/mihneagogu/rust-lists [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mihneagogu/rust-lists" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihneagogu%2Frust-lists", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihneagogu%2Frust-lists'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1dfcf07ea3e324bac9728ea2ccedf13d2eea8dcf [INFO] testing mihneagogu/rust-lists against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihneagogu%2Frust-lists" "/workspace/builds/worker-108/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mihneagogu/rust-lists on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mihneagogu/rust-lists [INFO] finished tweaking git repo https://github.com/mihneagogu/rust-lists [INFO] tweaked toml for git repo https://github.com/mihneagogu/rust-lists written to /workspace/builds/worker-108/source/Cargo.toml [INFO] crate git repo https://github.com/mihneagogu/rust-lists already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4923951af796f866aa5027964c6915696c3e0abce7e6887986cfc48ff0a4957a [INFO] running `Command { std: "docker" "start" "-a" "4923951af796f866aa5027964c6915696c3e0abce7e6887986cfc48ff0a4957a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4923951af796f866aa5027964c6915696c3e0abce7e6887986cfc48ff0a4957a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4923951af796f866aa5027964c6915696c3e0abce7e6887986cfc48ff0a4957a", kill_on_drop: false }` [INFO] [stdout] 4923951af796f866aa5027964c6915696c3e0abce7e6887986cfc48ff0a4957a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f186b065d78e240a3b090ca40ad079db4f29046bf54004807befb9f8edbc1fd3 [INFO] running `Command { std: "docker" "start" "-a" "f186b065d78e240a3b090ca40ad079db4f29046bf54004807befb9f8edbc1fd3", kill_on_drop: false }` [INFO] [stderr] Compiling lists v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `with` [INFO] [stdout] --> src/lib.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | fn with(item: T) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with` [INFO] [stdout] --> src/lib.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | fn with(item: T) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `iter_mut` [INFO] [stdout] --> src/lib.rs:66:16 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `iter` [INFO] [stdout] --> src/lib.rs:70:16 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `into_iter` [INFO] [stdout] --> src/lib.rs:74:16 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn into_iter(self) -> IntoIter { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek` [INFO] [stdout] --> src/lib.rs:86:16 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn peek(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_mut` [INFO] [stdout] --> src/lib.rs:90:16 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn peek_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "f186b065d78e240a3b090ca40ad079db4f29046bf54004807befb9f8edbc1fd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f186b065d78e240a3b090ca40ad079db4f29046bf54004807befb9f8edbc1fd3", kill_on_drop: false }` [INFO] [stdout] f186b065d78e240a3b090ca40ad079db4f29046bf54004807befb9f8edbc1fd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e184aabe5075726fd743784cd6120a6b222470d83bf2cdcb71b4826a7e17f900 [INFO] running `Command { std: "docker" "start" "-a" "e184aabe5075726fd743784cd6120a6b222470d83bf2cdcb71b4826a7e17f900", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: associated function is never used: `with` [INFO] [stdout] --> src/lib.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | fn with(item: T) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lists v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `with` [INFO] [stdout] --> src/lib.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | fn with(item: T) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with` [INFO] [stdout] --> src/lib.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | fn with(item: T) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `iter_mut` [INFO] [stdout] --> src/lib.rs:66:16 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `into_iter` [INFO] [stdout] --> src/lib.rs:74:16 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn into_iter(self) -> IntoIter { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.26s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e184aabe5075726fd743784cd6120a6b222470d83bf2cdcb71b4826a7e17f900", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e184aabe5075726fd743784cd6120a6b222470d83bf2cdcb71b4826a7e17f900", kill_on_drop: false }` [INFO] [stdout] e184aabe5075726fd743784cd6120a6b222470d83bf2cdcb71b4826a7e17f900 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5cc239c1e6f091bf8608629894539832bc93c2b8cfce2ed6ef039f800bcab50c [INFO] running `Command { std: "docker" "start" "-a" "5cc239c1e6f091bf8608629894539832bc93c2b8cfce2ed6ef039f800bcab50c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: associated function is never used: `with` [INFO] [stderr] --> src/lib.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | fn with(item: T) -> Self { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `lists` (lib) generated 1 warning [INFO] [stderr] warning: `lists` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: associated function is never used: `iter_mut` [INFO] [stderr] --> src/lib.rs:66:16 [INFO] [stderr] | [INFO] [stderr] 66 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `into_iter` [INFO] [stderr] --> src/lib.rs:74:16 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn into_iter(self) -> IntoIter { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `lists` (bin "lists" test) generated 3 warnings (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.47s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lists-3141bc54f3122708) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::basic ... ok [INFO] [stdout] test tests::peek ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lists-a6045ce6070451af) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test lib::tests::peek ... ok [INFO] [stderr] Doc-tests lists [INFO] [stdout] test lib::tests::basic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [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" "5cc239c1e6f091bf8608629894539832bc93c2b8cfce2ed6ef039f800bcab50c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cc239c1e6f091bf8608629894539832bc93c2b8cfce2ed6ef039f800bcab50c", kill_on_drop: false }` [INFO] [stdout] 5cc239c1e6f091bf8608629894539832bc93c2b8cfce2ed6ef039f800bcab50c