[INFO] fetching crate benchmarks 0.0.0...
[INFO] testing benchmarks-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate benchmarks 0.0.0 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate benchmarks 0.0.0 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 crates.io crate benchmarks 0.0.0
[INFO] finished tweaking crates.io crate benchmarks 0.0.0
[INFO] tweaked toml for crates.io crate benchmarks 0.0.0 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate crates.io crate benchmarks 0.0.0 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-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] e39b18b51ba72965b02b5d3eb09a07d92892ea92d8ceb4891214577bfcbeca9d
[INFO] running `Command { std: "docker" "start" "-a" "e39b18b51ba72965b02b5d3eb09a07d92892ea92d8ceb4891214577bfcbeca9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e39b18b51ba72965b02b5d3eb09a07d92892ea92d8ceb4891214577bfcbeca9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e39b18b51ba72965b02b5d3eb09a07d92892ea92d8ceb4891214577bfcbeca9d", kill_on_drop: false }`
[INFO] [stdout] e39b18b51ba72965b02b5d3eb09a07d92892ea92d8ceb4891214577bfcbeca9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 839a4374ac38b363f8a9d60f1c88908a79d328d251cc99d7f0320680f7a605dd
[INFO] running `Command { std: "docker" "start" "-a" "839a4374ac38b363f8a9d60f1c88908a79d328d251cc99d7f0320680f7a605dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling benchmarks v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "839a4374ac38b363f8a9d60f1c88908a79d328d251cc99d7f0320680f7a605dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "839a4374ac38b363f8a9d60f1c88908a79d328d251cc99d7f0320680f7a605dd", kill_on_drop: false }`
[INFO] [stdout] 839a4374ac38b363f8a9d60f1c88908a79d328d251cc99d7f0320680f7a605dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 4f1428344fdd7ba85a8e5c484b611afd073e9621a9b702ba19d930b3b2d14923
[INFO] running `Command { std: "docker" "start" "-a" "4f1428344fdd7ba85a8e5c484b611afd073e9621a9b702ba19d930b3b2d14923", kill_on_drop: false }`
[INFO] [stderr]    Compiling benchmarks v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "4f1428344fdd7ba85a8e5c484b611afd073e9621a9b702ba19d930b3b2d14923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1428344fdd7ba85a8e5c484b611afd073e9621a9b702ba19d930b3b2d14923", kill_on_drop: false }`
[INFO] [stdout] 4f1428344fdd7ba85a8e5c484b611afd073e9621a9b702ba19d930b3b2d14923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] f01e1fc9751eacfec6a627e8f00af31a46b515c3867b8f57c5d1015bf072ed83
[INFO] running `Command { std: "docker" "start" "-a" "f01e1fc9751eacfec6a627e8f00af31a46b515c3867b8f57c5d1015bf072ed83", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/benchmarks-4a3ccc8520b6bd57)
[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" "f01e1fc9751eacfec6a627e8f00af31a46b515c3867b8f57c5d1015bf072ed83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f01e1fc9751eacfec6a627e8f00af31a46b515c3867b8f57c5d1015bf072ed83", kill_on_drop: false }`
[INFO] [stdout] f01e1fc9751eacfec6a627e8f00af31a46b515c3867b8f57c5d1015bf072ed83