[INFO] fetching crate thredis 0.1.0...
[INFO] testing thredis-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate thredis 0.1.0 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate thredis 0.1.0 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 thredis 0.1.0
[INFO] finished tweaking crates.io crate thredis 0.1.0
[INFO] tweaked toml for crates.io crate thredis 0.1.0 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] c72b67639f193908d05dd3d122d0c0b728f6c5fea649b3bcea256b4d2a8c8ab6
[INFO] running `Command { std: "docker" "start" "-a" "c72b67639f193908d05dd3d122d0c0b728f6c5fea649b3bcea256b4d2a8c8ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c72b67639f193908d05dd3d122d0c0b728f6c5fea649b3bcea256b4d2a8c8ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72b67639f193908d05dd3d122d0c0b728f6c5fea649b3bcea256b4d2a8c8ab6", kill_on_drop: false }`
[INFO] [stdout] c72b67639f193908d05dd3d122d0c0b728f6c5fea649b3bcea256b4d2a8c8ab6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] ae58fdb67d9964b2a23388f351a5e45970e9e4b30404e2365009df66f8e7048f
[INFO] running `Command { std: "docker" "start" "-a" "ae58fdb67d9964b2a23388f351a5e45970e9e4b30404e2365009df66f8e7048f", kill_on_drop: false }`
[INFO] [stderr]    Compiling thredis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "ae58fdb67d9964b2a23388f351a5e45970e9e4b30404e2365009df66f8e7048f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae58fdb67d9964b2a23388f351a5e45970e9e4b30404e2365009df66f8e7048f", kill_on_drop: false }`
[INFO] [stdout] ae58fdb67d9964b2a23388f351a5e45970e9e4b30404e2365009df66f8e7048f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 212c8efbb5e4d2a223032396e8dfcc3caaeb822fdf110515578d6b69873ebb6e
[INFO] running `Command { std: "docker" "start" "-a" "212c8efbb5e4d2a223032396e8dfcc3caaeb822fdf110515578d6b69873ebb6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling thredis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "212c8efbb5e4d2a223032396e8dfcc3caaeb822fdf110515578d6b69873ebb6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212c8efbb5e4d2a223032396e8dfcc3caaeb822fdf110515578d6b69873ebb6e", kill_on_drop: false }`
[INFO] [stdout] 212c8efbb5e4d2a223032396e8dfcc3caaeb822fdf110515578d6b69873ebb6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 87ac253eed728a76f8a33dd9b19a5440900cb61cf4fd63f4531da4abf3f8521e
[INFO] running `Command { std: "docker" "start" "-a" "87ac253eed728a76f8a33dd9b19a5440900cb61cf4fd63f4531da4abf3f8521e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/thredis-547382aac5dada7a)
[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" "87ac253eed728a76f8a33dd9b19a5440900cb61cf4fd63f4531da4abf3f8521e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ac253eed728a76f8a33dd9b19a5440900cb61cf4fd63f4531da4abf3f8521e", kill_on_drop: false }`
[INFO] [stdout] 87ac253eed728a76f8a33dd9b19a5440900cb61cf4fd63f4531da4abf3f8521e