[INFO] fetching crate metro 0.1.1...
[INFO] testing metro-0.1.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate metro 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate metro 0.1.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metro 0.1.1
[INFO] finished tweaking crates.io crate metro 0.1.1
[INFO] tweaked toml for crates.io crate metro 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b08ed014d5b8d7b38a02d42561691d0d149c5c66adc9e7b7c6fae9190b57c948
[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" "b08ed014d5b8d7b38a02d42561691d0d149c5c66adc9e7b7c6fae9190b57c948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b08ed014d5b8d7b38a02d42561691d0d149c5c66adc9e7b7c6fae9190b57c948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b08ed014d5b8d7b38a02d42561691d0d149c5c66adc9e7b7c6fae9190b57c948", kill_on_drop: false }`
[INFO] [stdout] b08ed014d5b8d7b38a02d42561691d0d149c5c66adc9e7b7c6fae9190b57c948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e24d6d58c7fd5feb6a54135f51bbe3f974de24b101b3d7fbc6656761f62f036
[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" "9e24d6d58c7fd5feb6a54135f51bbe3f974de24b101b3d7fbc6656761f62f036", kill_on_drop: false }`
[INFO] [stderr]    Compiling metro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "9e24d6d58c7fd5feb6a54135f51bbe3f974de24b101b3d7fbc6656761f62f036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e24d6d58c7fd5feb6a54135f51bbe3f974de24b101b3d7fbc6656761f62f036", kill_on_drop: false }`
[INFO] [stdout] 9e24d6d58c7fd5feb6a54135f51bbe3f974de24b101b3d7fbc6656761f62f036
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c4ae146b61dfc4c10058c093ad652b0fa8364cc383fdd45689c72b11764b992
[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" "2c4ae146b61dfc4c10058c093ad652b0fa8364cc383fdd45689c72b11764b992", kill_on_drop: false }`
[INFO] [stderr]    Compiling metro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "2c4ae146b61dfc4c10058c093ad652b0fa8364cc383fdd45689c72b11764b992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c4ae146b61dfc4c10058c093ad652b0fa8364cc383fdd45689c72b11764b992", kill_on_drop: false }`
[INFO] [stdout] 2c4ae146b61dfc4c10058c093ad652b0fa8364cc383fdd45689c72b11764b992
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89e1450f809a1c3c7b42c330a33dd62dd964efdac28cc21cdf6288ba5b6a35de
[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" "89e1450f809a1c3c7b42c330a33dd62dd964efdac28cc21cdf6288ba5b6a35de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metro-5e4fdd6e49d9015e)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test events::tests::join_track_many_between ... ok
[INFO] [stdout] test events::tests::event_start_tracks ... ok
[INFO] [stdout] test events::tests::event_start_track_default2 ... ok
[INFO] [stdout] test events::tests::join_track_zero_between ... ok
[INFO] [stdout] test events::tests::join_track_one_between ... ok
[INFO] [stdout] test events::tests::join_track_non_existing_from_track_existing_to_track ... ok
[INFO] [stdout] test events::tests::join_track_same_from_and_to_track ... ok
[INFO] [stdout] test events::tests::join_track_existing_from_track_non_existing_to_track ... ok
[INFO] [stdout] test events::tests::join_track_always_leftmost ... ok
[INFO] [stdout] test events::tests::join_track_non_existing_from_track_non_existing_to_track ... ok
[INFO] [stdout] test events::tests::no_event ... ok
[INFO] [stdout] test events::tests::start_track_default ... ok
[INFO] [stdout] test events::tests::station_non_existing_track ... ok
[INFO] [stdout] test events::tests::stop_track ... ok
[INFO] [stdout] test events::tests::start_tracks_all_already_exist ... ok
[INFO] [stdout] test events::tests::split_track_non_existing_from_track ... ok
[INFO] [stdout] test events::tests::stop_track_middle ... ok
[INFO] [stdout] test events::tests::split_track ... ok
[INFO] [stdout] test events::tests::start_tracks_some_already_exist ... ok
[INFO] [stdout] test events::tests::stop_track_left ... ok
[INFO] [stdout] test events::tests::start_track_already_exists2 ... ok
[INFO] [stdout] test metro::tests::lib_example ... ok
[INFO] [stdout] test events::tests::start_track ... ok
[INFO] [stdout] test events::tests::start_track_already_exists ... ok
[INFO] [stdout] test events::tests::split_track_already_existing_new_track ... ok
[INFO] [stdout] test events::tests::split_track_same_from_and_new_track ... ok
[INFO] [stdout] test events::tests::station ... ok
[INFO] [stdout] test events::tests::stop_track_right ... ok
[INFO] [stdout] test events::tests::stop_track_does_not_exist ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metro
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/events.rs - events::Event (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] test src/metro.rs - metro::Metro (line 28) ... ok
[INFO] [stdout] test src/metro.rs - metro::Track::is_dangling (line 371) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "89e1450f809a1c3c7b42c330a33dd62dd964efdac28cc21cdf6288ba5b6a35de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e1450f809a1c3c7b42c330a33dd62dd964efdac28cc21cdf6288ba5b6a35de", kill_on_drop: false }`
[INFO] [stdout] 89e1450f809a1c3c7b42c330a33dd62dd964efdac28cc21cdf6288ba5b6a35de