[INFO] cloning repository https://github.com/hicqu/futures-mpsc-deadlock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hicqu/futures-mpsc-deadlock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ffutures-mpsc-deadlock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ffutures-mpsc-deadlock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6cdcbea647e5fcf062984f2c9947486f11d2919
[INFO] testing hicqu/futures-mpsc-deadlock against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ffutures-mpsc-deadlock" "/workspace/builds/worker-76/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hicqu/futures-mpsc-deadlock on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hicqu/futures-mpsc-deadlock
[INFO] finished tweaking git repo https://github.com/hicqu/futures-mpsc-deadlock
[INFO] tweaked toml for git repo https://github.com/hicqu/futures-mpsc-deadlock written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate git repo https://github.com/hicqu/futures-mpsc-deadlock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 952e4f6e382b42922d10d36bb00fcf50e7267ee052cdb85c81f62825c99bb6c0
[INFO] running `Command { std: "docker" "start" "-a" "952e4f6e382b42922d10d36bb00fcf50e7267ee052cdb85c81f62825c99bb6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "952e4f6e382b42922d10d36bb00fcf50e7267ee052cdb85c81f62825c99bb6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952e4f6e382b42922d10d36bb00fcf50e7267ee052cdb85c81f62825c99bb6c0", kill_on_drop: false }`
[INFO] [stdout] 952e4f6e382b42922d10d36bb00fcf50e7267ee052cdb85c81f62825c99bb6c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c741b0b7de02446a1bec7f858d1a69c2d7530f32f8549ebdd00c347012110bd
[INFO] running `Command { std: "docker" "start" "-a" "3c741b0b7de02446a1bec7f858d1a69c2d7530f32f8549ebdd00c347012110bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling futures-mpsc-deadlock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.72s
[INFO] running `Command { std: "docker" "inspect" "3c741b0b7de02446a1bec7f858d1a69c2d7530f32f8549ebdd00c347012110bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c741b0b7de02446a1bec7f858d1a69c2d7530f32f8549ebdd00c347012110bd", kill_on_drop: false }`
[INFO] [stdout] 3c741b0b7de02446a1bec7f858d1a69c2d7530f32f8549ebdd00c347012110bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30eaa948f177ae067ad2a5b22fcf0dde3173f02e4d569176e00d68e81d6c0085
[INFO] running `Command { std: "docker" "start" "-a" "30eaa948f177ae067ad2a5b22fcf0dde3173f02e4d569176e00d68e81d6c0085", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-mpsc-deadlock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "30eaa948f177ae067ad2a5b22fcf0dde3173f02e4d569176e00d68e81d6c0085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30eaa948f177ae067ad2a5b22fcf0dde3173f02e4d569176e00d68e81d6c0085", kill_on_drop: false }`
[INFO] [stdout] 30eaa948f177ae067ad2a5b22fcf0dde3173f02e4d569176e00d68e81d6c0085
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0ac54ff9debd5f421a94d64960345783993e045bfcb7bacfe9fae296d7f23cc
[INFO] running `Command { std: "docker" "start" "-a" "c0ac54ff9debd5f421a94d64960345783993e045bfcb7bacfe9fae296d7f23cc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futures_mpsc_deadlock-79bd24b5207253da)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0ac54ff9debd5f421a94d64960345783993e045bfcb7bacfe9fae296d7f23cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ac54ff9debd5f421a94d64960345783993e045bfcb7bacfe9fae296d7f23cc", kill_on_drop: false }`
[INFO] [stdout] c0ac54ff9debd5f421a94d64960345783993e045bfcb7bacfe9fae296d7f23cc