[INFO] fetching crate minstrel 0.3.2...
[INFO] testing minstrel-0.3.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate minstrel 0.3.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate minstrel 0.3.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minstrel 0.3.2
[INFO] finished tweaking crates.io crate minstrel 0.3.2
[INFO] tweaked toml for crates.io crate minstrel 0.3.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", 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] 73a7d3631f3203297e215dca0d1aec937e3bba10d767254992ddd9b7f008dd18
[INFO] running `Command { std: "docker" "start" "-a" "73a7d3631f3203297e215dca0d1aec937e3bba10d767254992ddd9b7f008dd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73a7d3631f3203297e215dca0d1aec937e3bba10d767254992ddd9b7f008dd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73a7d3631f3203297e215dca0d1aec937e3bba10d767254992ddd9b7f008dd18", kill_on_drop: false }`
[INFO] [stdout] 73a7d3631f3203297e215dca0d1aec937e3bba10d767254992ddd9b7f008dd18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 867c9f75323df66f26918162561d205ace7aa7c0ffc827a287803796bcbb5cf3
[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" "867c9f75323df66f26918162561d205ace7aa7c0ffc827a287803796bcbb5cf3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling minstrel v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `Command { std: "docker" "inspect" "867c9f75323df66f26918162561d205ace7aa7c0ffc827a287803796bcbb5cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "867c9f75323df66f26918162561d205ace7aa7c0ffc827a287803796bcbb5cf3", kill_on_drop: false }`
[INFO] [stdout] 867c9f75323df66f26918162561d205ace7aa7c0ffc827a287803796bcbb5cf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e761d458183671c47c5a963ffb30bb11616a733c2bf37035af860a559a60198
[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" "5e761d458183671c47c5a963ffb30bb11616a733c2bf37035af860a559a60198", kill_on_drop: false }`
[INFO] [stderr]    Compiling minstrel v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "5e761d458183671c47c5a963ffb30bb11616a733c2bf37035af860a559a60198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e761d458183671c47c5a963ffb30bb11616a733c2bf37035af860a559a60198", kill_on_drop: false }`
[INFO] [stdout] 5e761d458183671c47c5a963ffb30bb11616a733c2bf37035af860a559a60198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e86b00fd15ec0f3fb34078703e0e402366f1f136094084033e5d65d743f456aa
[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" "e86b00fd15ec0f3fb34078703e0e402366f1f136094084033e5d65d743f456aa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minstrel-3c76de879487eed3)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test key::construction ... ok
[INFO] [stdout] test note::parsing ... ok
[INFO] [stdout] test note::transposition ... ok
[INFO] [stdout] test key::octave_disregard ... ok
[INFO] [stdout] test note::interval_calculation ... ok
[INFO] [stdout] test note::display_tests::alternate ... ok
[INFO] [stdout] test key::display_tests::normal ... ok
[INFO] [stdout] test key::display_tests::alternate ... ok
[INFO] [stdout] test note::display_tests::normal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minstrel
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/note.rs - note::Note (line 15) ... ok
[INFO] [stdout] test src/note.rs - note::Note (line 40) ... ok
[INFO] [stdout] test src/note.rs - note::Note::new (line 71) ... ok
[INFO] [stdout] test src/key.rs - key::Key::new (line 18) ... ok
[INFO] [stdout] test src/note.rs - note::Note (line 29) ... ok
[INFO] [stdout] test src/key.rs - key::guess_keys (line 169) ... ok
[INFO] [stdout] test src/key.rs - key::Key::notes_disregarding_octave (line 46) ... ok
[INFO] [stdout] test src/note.rs - note::Note (line 53) ... ok
[INFO] [stdout] test src/note.rs - note::Note::disregard_octave (line 87) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e86b00fd15ec0f3fb34078703e0e402366f1f136094084033e5d65d743f456aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e86b00fd15ec0f3fb34078703e0e402366f1f136094084033e5d65d743f456aa", kill_on_drop: false }`
[INFO] [stdout] e86b00fd15ec0f3fb34078703e0e402366f1f136094084033e5d65d743f456aa