[INFO] fetching crate non-empty-collections 0.1.9... [INFO] testing non-empty-collections-0.1.9 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate non-empty-collections 0.1.9 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate non-empty-collections 0.1.9 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate non-empty-collections 0.1.9 [INFO] finished tweaking crates.io crate non-empty-collections 0.1.9 [INFO] tweaked toml for crates.io crate non-empty-collections 0.1.9 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0cd53de077ffd2af4c7db2dc6d63b8009260840d72a521329919745fdfe307c0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0cd53de077ffd2af4c7db2dc6d63b8009260840d72a521329919745fdfe307c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0cd53de077ffd2af4c7db2dc6d63b8009260840d72a521329919745fdfe307c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cd53de077ffd2af4c7db2dc6d63b8009260840d72a521329919745fdfe307c0", kill_on_drop: false }` [INFO] [stdout] 0cd53de077ffd2af4c7db2dc6d63b8009260840d72a521329919745fdfe307c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f73dbc3ce55bc888d4cb110a183c96d8ced5f90952973a865b03439dac72c898 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f73dbc3ce55bc888d4cb110a183c96d8ced5f90952973a865b03439dac72c898", kill_on_drop: false }` [INFO] [stderr] Compiling non-empty-collections v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/index_set/mod.rs:272:19 [INFO] [stdout] | [INFO] [stdout] 272 | impl Extend<(K)> for NonEmptyIndexSet [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 272 - impl Extend<(K)> for NonEmptyIndexSet [INFO] [stdout] 272 + impl Extend for NonEmptyIndexSet [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.48s [INFO] running `Command { std: "docker" "inspect" "f73dbc3ce55bc888d4cb110a183c96d8ced5f90952973a865b03439dac72c898", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f73dbc3ce55bc888d4cb110a183c96d8ced5f90952973a865b03439dac72c898", kill_on_drop: false }` [INFO] [stdout] f73dbc3ce55bc888d4cb110a183c96d8ced5f90952973a865b03439dac72c898 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 462dc023845751946392f6acb54eba5a30d7ce9ad511a232d834c4efe29a310d [INFO] running `Command { std: "docker" "start" "-a" "462dc023845751946392f6acb54eba5a30d7ce9ad511a232d834c4efe29a310d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling non-empty-collections v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/index_set/mod.rs:272:19 [INFO] [stdout] | [INFO] [stdout] 272 | impl Extend<(K)> for NonEmptyIndexSet [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 272 - impl Extend<(K)> for NonEmptyIndexSet [INFO] [stdout] 272 + impl Extend for NonEmptyIndexSet [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/index_set/mod.rs:272:19 [INFO] [stdout] | [INFO] [stdout] 272 | impl Extend<(K)> for NonEmptyIndexSet [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 272 - impl Extend<(K)> for NonEmptyIndexSet [INFO] [stdout] 272 + impl Extend for NonEmptyIndexSet [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.20s [INFO] running `Command { std: "docker" "inspect" "462dc023845751946392f6acb54eba5a30d7ce9ad511a232d834c4efe29a310d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "462dc023845751946392f6acb54eba5a30d7ce9ad511a232d834c4efe29a310d", kill_on_drop: false }` [INFO] [stdout] 462dc023845751946392f6acb54eba5a30d7ce9ad511a232d834c4efe29a310d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5cd5852583678523475bfd9284655529f201b0eed97d48829499527d18feaea7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5cd5852583678523475bfd9284655529f201b0eed97d48829499527d18feaea7", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/index_set/mod.rs:272:19 [INFO] [stderr] | [INFO] [stderr] 272 | impl Extend<(K)> for NonEmptyIndexSet [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 272 - impl Extend<(K)> for NonEmptyIndexSet [INFO] [stderr] 272 + impl Extend for NonEmptyIndexSet [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `non-empty-collections` (lib) generated 1 warning [INFO] [stderr] warning: `non-empty-collections` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/non_empty_collections-3f13b2b3ce7702fb) [INFO] [stdout] [INFO] [stdout] running 27 tests [INFO] [stdout] test index_map::entry::tests::test_occupied_one ... ok [INFO] [stdout] test index_map::tests::insert_and_get ... ok [INFO] [stdout] test index_map::tests::into_iter ... ok [INFO] [stdout] test index_map::tests::len ... ok [INFO] [stderr] Doc-tests non-empty-collections [INFO] [stdout] test index_set::tests::comparison ... ok [INFO] [stdout] test index_set::tests::from_iterator ... ok [INFO] [stdout] test index_map::entry::tests::test_occupied ... ok [INFO] [stdout] test index_map::tests::remove_entry ... ok [INFO] [stdout] test index_map::tests::into_std_hashmap ... ok [INFO] [stdout] test index_map::entry::tests::test_vacant ... ok [INFO] [stdout] test index_set::tests::insert ... ok [INFO] [stdout] test index_map::tests::get_unsized ... ok [INFO] [stdout] test index_map::tests::insert_and_contains ... ok [INFO] [stdout] test index_map::tests::comparison ... ok [INFO] [stdout] test index_map::tests::retain ... ok [INFO] [stdout] test index_map::entry::tests::test_or_insert ... ok [INFO] [stdout] test index_set::tests::get_unsized ... ok [INFO] [stdout] test index_map::entry::tests::test_or_insert_with ... ok [INFO] [stdout] test index_map::tests::remove_first ... ok [INFO] [stdout] test index_set::tests::remove_first ... ok [INFO] [stdout] test index_set::tests::retain ... ok [INFO] [stdout] test index_set::tests::take ... ok [INFO] [stdout] test index_map::tests::from_item_and_iterator ... ok [INFO] [stdout] test index_set::tests::remove ... ok [INFO] [stdout] test index_set::tests::new_and_get ... ok [INFO] [stdout] test index_set::tests::new_and_contains ... ok [INFO] [stdout] test index_set::tests::len ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/index_set/mod.rs:272:19 [INFO] [stderr] | [INFO] [stderr] 272 | impl Extend<(K)> for NonEmptyIndexSet [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 272 - impl Extend<(K)> for NonEmptyIndexSet [INFO] [stderr] 272 + impl Extend for NonEmptyIndexSet [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/index_map/mod.rs - index_map::NonEmptyIndexMap::is_empty (line 235) ... ok [INFO] [stdout] test src/index_set/mod.rs - index_set::NonEmptyIndexSet::is_empty (line 202) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5cd5852583678523475bfd9284655529f201b0eed97d48829499527d18feaea7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cd5852583678523475bfd9284655529f201b0eed97d48829499527d18feaea7", kill_on_drop: false }` [INFO] [stdout] 5cd5852583678523475bfd9284655529f201b0eed97d48829499527d18feaea7