[INFO] fetching crate metro 0.1.1...
[INFO] testing metro-0.1.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate metro 0.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate metro 0.1.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81c6a760fa5cd274376c524f6fbfcacc23498350942c5c6ec77998b7ea2a799a
[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" "81c6a760fa5cd274376c524f6fbfcacc23498350942c5c6ec77998b7ea2a799a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81c6a760fa5cd274376c524f6fbfcacc23498350942c5c6ec77998b7ea2a799a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c6a760fa5cd274376c524f6fbfcacc23498350942c5c6ec77998b7ea2a799a", kill_on_drop: false }`
[INFO] [stdout] 81c6a760fa5cd274376c524f6fbfcacc23498350942c5c6ec77998b7ea2a799a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1daed3e265e693567ba918178e4cbb7bca04ab00edc8dd20641f4ff1ec8d7b9a
[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" "1daed3e265e693567ba918178e4cbb7bca04ab00edc8dd20641f4ff1ec8d7b9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling metro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "1daed3e265e693567ba918178e4cbb7bca04ab00edc8dd20641f4ff1ec8d7b9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1daed3e265e693567ba918178e4cbb7bca04ab00edc8dd20641f4ff1ec8d7b9a", kill_on_drop: false }`
[INFO] [stdout] 1daed3e265e693567ba918178e4cbb7bca04ab00edc8dd20641f4ff1ec8d7b9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 112c32a25026cd225d7ae02801df7668a973b9617b3ebf1eb6520b5bd7e6e6a8
[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" "112c32a25026cd225d7ae02801df7668a973b9617b3ebf1eb6520b5bd7e6e6a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling metro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "112c32a25026cd225d7ae02801df7668a973b9617b3ebf1eb6520b5bd7e6e6a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112c32a25026cd225d7ae02801df7668a973b9617b3ebf1eb6520b5bd7e6e6a8", kill_on_drop: false }`
[INFO] [stdout] 112c32a25026cd225d7ae02801df7668a973b9617b3ebf1eb6520b5bd7e6e6a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 973b7a754fd44b8149b5d3bdd502702ef96d976f9970982a33d94f70df4d2280
[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" "973b7a754fd44b8149b5d3bdd502702ef96d976f9970982a33d94f70df4d2280", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metro-8159a571cc352a3b)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[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_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_same_from_and_to_track ... ok
[INFO] [stdout] test events::tests::join_track_zero_between ... ok
[INFO] [stdout] test events::tests::no_event ... ok
[INFO] [stdout] test events::tests::start_track_already_exists ... ok
[INFO] [stdout] test events::tests::start_track_already_exists2 ... ok
[INFO] [stdout] test events::tests::start_track_default ... ok
[INFO] [stdout] test events::tests::start_tracks_all_already_exist ... ok
[INFO] [stdout] test events::tests::start_tracks_some_already_exist ... ok
[INFO] [stdout] test events::tests::stop_track ... ok
[INFO] [stdout] test events::tests::stop_track_does_not_exist ... ok
[INFO] [stdout] test events::tests::stop_track_left ... ok
[INFO] [stdout] test events::tests::station ... ok
[INFO] [stdout] test events::tests::join_track_non_existing_from_track_existing_to_track ... ok
[INFO] [stdout] test events::tests::stop_track_middle ... ok
[INFO] [stdout] test events::tests::join_track_one_between ... ok
[INFO] [stdout] test events::tests::stop_track_right ... ok
[INFO] [stdout] test events::tests::split_track_already_existing_new_track ... ok
[INFO] [stdout] test events::tests::split_track ... ok
[INFO] [stdout] test events::tests::split_track_non_existing_from_track ... ok
[INFO] [stdout] test events::tests::split_track_same_from_and_new_track ... ok
[INFO] [stdout] test metro::tests::lib_example ... ok
[INFO] [stdout] test events::tests::start_track ... ok
[INFO] [stdout] test events::tests::join_track_non_existing_from_track_non_existing_to_track ... ok
[INFO] [stdout] test events::tests::join_track_many_between ... ok
[INFO] [stdout] test events::tests::station_non_existing_track ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metro
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 43) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 96) - compile ... ok
[INFO] [stdout] test src/events.rs - events::Event (line 17) - compile ... ok
[INFO] [stdout] test src/metro.rs - metro::Metro (line 28) - compile ... 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 1.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "973b7a754fd44b8149b5d3bdd502702ef96d976f9970982a33d94f70df4d2280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "973b7a754fd44b8149b5d3bdd502702ef96d976f9970982a33d94f70df4d2280", kill_on_drop: false }`
[INFO] [stdout] 973b7a754fd44b8149b5d3bdd502702ef96d976f9970982a33d94f70df4d2280