[INFO] fetching crate rt-lists 0.1.2... [INFO] testing rt-lists-0.1.2 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate rt-lists 0.1.2 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate rt-lists 0.1.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate rt-lists 0.1.2 [INFO] tweaked toml for crates.io crate rt-lists 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rt-lists 0.1.2 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 91dc404af384848ccb4d0f389b1b41ebabc53b87e7627394f41047acfad942a3 [INFO] running `Command { std: "docker" "start" "-a" "91dc404af384848ccb4d0f389b1b41ebabc53b87e7627394f41047acfad942a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "91dc404af384848ccb4d0f389b1b41ebabc53b87e7627394f41047acfad942a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91dc404af384848ccb4d0f389b1b41ebabc53b87e7627394f41047acfad942a3", kill_on_drop: false }` [INFO] [stdout] 91dc404af384848ccb4d0f389b1b41ebabc53b87e7627394f41047acfad942a3 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b907b170eafd133c26689fbc7fd4d7eb16ef7cd6832e9a3bf9e235e3bf23feb [INFO] running `Command { std: "docker" "start" "-a" "8b907b170eafd133c26689fbc7fd4d7eb16ef7cd6832e9a3bf9e235e3bf23feb", kill_on_drop: false }` [INFO] [stderr] Compiling rt-lists v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/third.rs:60:15 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn iter(&self) -> Iter { [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] 60 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/third.rs:64:19 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn iter_mut(&mut self) -> IterMut { [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] 64 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "8b907b170eafd133c26689fbc7fd4d7eb16ef7cd6832e9a3bf9e235e3bf23feb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b907b170eafd133c26689fbc7fd4d7eb16ef7cd6832e9a3bf9e235e3bf23feb", kill_on_drop: false }` [INFO] [stdout] 8b907b170eafd133c26689fbc7fd4d7eb16ef7cd6832e9a3bf9e235e3bf23feb [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e999ae10a03b1a994fbd7b3fc4bcbc85d0f1b59d19ba1d9c11dcb691a3fcb4f8 [INFO] running `Command { std: "docker" "start" "-a" "e999ae10a03b1a994fbd7b3fc4bcbc85d0f1b59d19ba1d9c11dcb691a3fcb4f8", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/third.rs:60:15 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn iter(&self) -> Iter { [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] 60 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/third.rs:64:19 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn iter_mut(&mut self) -> IterMut { [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] 64 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rt-lists v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/third.rs:60:15 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn iter(&self) -> Iter { [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] 60 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/third.rs:64:19 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn iter_mut(&mut self) -> IterMut { [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] 64 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "e999ae10a03b1a994fbd7b3fc4bcbc85d0f1b59d19ba1d9c11dcb691a3fcb4f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e999ae10a03b1a994fbd7b3fc4bcbc85d0f1b59d19ba1d9c11dcb691a3fcb4f8", kill_on_drop: false }` [INFO] [stdout] e999ae10a03b1a994fbd7b3fc4bcbc85d0f1b59d19ba1d9c11dcb691a3fcb4f8 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1b487f3180e2410961e8e4b0fbbfae7c19bdc773ef33539c760abb948bc91a49 [INFO] running `Command { std: "docker" "start" "-a" "1b487f3180e2410961e8e4b0fbbfae7c19bdc773ef33539c760abb948bc91a49", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/third.rs:60:15 [INFO] [stderr] | [INFO] [stderr] 60 | pub fn iter(&self) -> Iter { [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] 60 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/third.rs:64:19 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn iter_mut(&mut self) -> IterMut { [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] 64 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `rt-lists` (lib) generated 2 warnings (run `cargo fix --lib -p rt-lists` to apply 2 suggestions) [INFO] [stderr] warning: `rt-lists` (lib test) generated 2 warnings (2 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/rt_lists-78c87e98dc3ccd94) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test first::test::basics ... ok [INFO] [stdout] test first::test::basc_push_pop ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] [stderr] Running tests/second_test.rs (/opt/rustwide/target/debug/deps/second_test-5a399fb84d843fca) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test second_test::basics ... ok [INFO] [stderr] Running tests/third_test.rs (/opt/rustwide/target/debug/deps/third_test-c5d4ab8cb1c05c13) [INFO] [stdout] test second_test::basc_push_pop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test third_test::iter ... ok [INFO] [stdout] test third_test::into_iter ... ok [INFO] [stdout] test third_test::basics ... ok [INFO] [stdout] test third_test::basic_push_pop_peek ... ok [INFO] [stdout] test third_test::peek ... ok [INFO] [stdout] test third_test::iter_mut ... ok [INFO] [stdout] test third_test::peek_mut ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] Doc-tests rt_lists [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - first (line 3) ... ok [INFO] [stdout] test src/lib.rs - first (line 23) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1b487f3180e2410961e8e4b0fbbfae7c19bdc773ef33539c760abb948bc91a49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b487f3180e2410961e8e4b0fbbfae7c19bdc773ef33539c760abb948bc91a49", kill_on_drop: false }` [INFO] [stdout] 1b487f3180e2410961e8e4b0fbbfae7c19bdc773ef33539c760abb948bc91a49