[INFO] fetching crate metro 0.1.1...
[INFO] testing metro-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate metro 0.1.1 into /workspace/builds/worker-6-tc2/source
[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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metro 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffa5f03a8672e7e8ca279d01f92c3fd83b87683f5312cb9b7675a42a09879f47
[INFO] running `Command { std: "docker" "start" "-a" "ffa5f03a8672e7e8ca279d01f92c3fd83b87683f5312cb9b7675a42a09879f47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffa5f03a8672e7e8ca279d01f92c3fd83b87683f5312cb9b7675a42a09879f47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffa5f03a8672e7e8ca279d01f92c3fd83b87683f5312cb9b7675a42a09879f47", kill_on_drop: false }`
[INFO] [stdout] ffa5f03a8672e7e8ca279d01f92c3fd83b87683f5312cb9b7675a42a09879f47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9a31989f40cc207abd2d9894b6ca7ba578c0c526ff73d4ad9bf457cf0c8db93
[INFO] running `Command { std: "docker" "start" "-a" "b9a31989f40cc207abd2d9894b6ca7ba578c0c526ff73d4ad9bf457cf0c8db93", kill_on_drop: false }`
[INFO] [stderr]    Compiling metro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "b9a31989f40cc207abd2d9894b6ca7ba578c0c526ff73d4ad9bf457cf0c8db93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9a31989f40cc207abd2d9894b6ca7ba578c0c526ff73d4ad9bf457cf0c8db93", kill_on_drop: false }`
[INFO] [stdout] b9a31989f40cc207abd2d9894b6ca7ba578c0c526ff73d4ad9bf457cf0c8db93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6284dc8301fc80b0dac3ec6cbb0d245dbbbf5fb26b23d3d85e19a10a630358c4
[INFO] running `Command { std: "docker" "start" "-a" "6284dc8301fc80b0dac3ec6cbb0d245dbbbf5fb26b23d3d85e19a10a630358c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling metro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "6284dc8301fc80b0dac3ec6cbb0d245dbbbf5fb26b23d3d85e19a10a630358c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6284dc8301fc80b0dac3ec6cbb0d245dbbbf5fb26b23d3d85e19a10a630358c4", kill_on_drop: false }`
[INFO] [stdout] 6284dc8301fc80b0dac3ec6cbb0d245dbbbf5fb26b23d3d85e19a10a630358c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3831135f2eedbd2cc877584ac7236ffd8c18de0bbef6a3b463168c55d994f7bc
[INFO] running `Command { std: "docker" "start" "-a" "3831135f2eedbd2cc877584ac7236ffd8c18de0bbef6a3b463168c55d994f7bc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metro-8c9fd4caa864e802)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test events::tests::event_start_tracks ... ok
[INFO] [stdout] test events::tests::join_track_always_leftmost ... ok
[INFO] [stdout] test events::tests::join_track_existing_from_track_non_existing_to_track ... ok
[INFO] [stdout] test events::tests::join_track_many_between ... ok
[INFO] [stdout] test events::tests::event_start_track_default2 ... ok
[INFO] [stdout] test events::tests::join_track_non_existing_from_track_existing_to_track ... ok
[INFO] [stdout] test events::tests::join_track_one_between ... ok
[INFO] [stdout] test events::tests::join_track_non_existing_from_track_non_existing_to_track ... 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::split_track ... ok
[INFO] [stdout] test events::tests::split_track_same_from_and_new_track ... ok
[INFO] [stdout] test events::tests::start_track ... ok
[INFO] [stdout] test events::tests::split_track_non_existing_from_track ... ok
[INFO] [stdout] test events::tests::start_track_already_exists2 ... ok
[INFO] [stdout] test events::tests::start_tracks_some_already_exist ... ok
[INFO] [stdout] test events::tests::split_track_already_existing_new_track ... 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::stop_track_middle ... ok
[INFO] [stdout] test events::tests::stop_track_right ... ok
[INFO] [stdout] test events::tests::stop_track_does_not_exist ... ok
[INFO] [stdout] test events::tests::stop_track_left ... ok
[INFO] [stdout] test metro::tests::lib_example ... ok
[INFO] [stdout] test events::tests::start_track_already_exists ... ok
[INFO] [stdout] test events::tests::start_tracks_all_already_exist ... ok
[INFO] [stdout] test events::tests::station ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metro
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[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/lib.rs - (line 43) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 96) - compile ... ok
[INFO] [stdout] test src/metro.rs - metro::Track<'a>::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 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3831135f2eedbd2cc877584ac7236ffd8c18de0bbef6a3b463168c55d994f7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3831135f2eedbd2cc877584ac7236ffd8c18de0bbef6a3b463168c55d994f7bc", kill_on_drop: false }`
[INFO] [stdout] 3831135f2eedbd2cc877584ac7236ffd8c18de0bbef6a3b463168c55d994f7bc