[INFO] fetching crate rbench 1.0.0...
[INFO] testing rbench-1.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rbench 1.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rbench 1.0.0 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 rbench 1.0.0
[INFO] finished tweaking crates.io crate rbench 1.0.0
[INFO] tweaked toml for crates.io crate rbench 1.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate rbench 1.0.0 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] 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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2afad4f12ccba91137108b3f5ae66c8f6069a6b492c00cdcd989656000226118
[INFO] running `Command { std: "docker" "start" "-a" "2afad4f12ccba91137108b3f5ae66c8f6069a6b492c00cdcd989656000226118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2afad4f12ccba91137108b3f5ae66c8f6069a6b492c00cdcd989656000226118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afad4f12ccba91137108b3f5ae66c8f6069a6b492c00cdcd989656000226118", kill_on_drop: false }`
[INFO] [stdout] 2afad4f12ccba91137108b3f5ae66c8f6069a6b492c00cdcd989656000226118
[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=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] 48754fb745c9afa02aa197cc05b2d5540344fb2545de62ebf914ef4df15c146a
[INFO] running `Command { std: "docker" "start" "-a" "48754fb745c9afa02aa197cc05b2d5540344fb2545de62ebf914ef4df15c146a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rbench v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.12s
[INFO] running `Command { std: "docker" "inspect" "48754fb745c9afa02aa197cc05b2d5540344fb2545de62ebf914ef4df15c146a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48754fb745c9afa02aa197cc05b2d5540344fb2545de62ebf914ef4df15c146a", kill_on_drop: false }`
[INFO] [stdout] 48754fb745c9afa02aa197cc05b2d5540344fb2545de62ebf914ef4df15c146a
[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=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] b42f17c4ebfc0db65db4c40785e873dea990468c1ec34959a7fa1d89260100ac
[INFO] running `Command { std: "docker" "start" "-a" "b42f17c4ebfc0db65db4c40785e873dea990468c1ec34959a7fa1d89260100ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbench v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "b42f17c4ebfc0db65db4c40785e873dea990468c1ec34959a7fa1d89260100ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b42f17c4ebfc0db65db4c40785e873dea990468c1ec34959a7fa1d89260100ac", kill_on_drop: false }`
[INFO] [stdout] b42f17c4ebfc0db65db4c40785e873dea990468c1ec34959a7fa1d89260100ac
[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=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] 9febd2892f12182269c79df6b43ed4b1790aefe7b7490ac7372e22857989faed
[INFO] running `Command { std: "docker" "start" "-a" "9febd2892f12182269c79df6b43ed4b1790aefe7b7490ac7372e22857989faed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rbench-7724d7dd1eae87c9)
[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" "9febd2892f12182269c79df6b43ed4b1790aefe7b7490ac7372e22857989faed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9febd2892f12182269c79df6b43ed4b1790aefe7b7490ac7372e22857989faed", kill_on_drop: false }`
[INFO] [stdout] 9febd2892f12182269c79df6b43ed4b1790aefe7b7490ac7372e22857989faed