[INFO] fetching crate valve 0.0.1...
[INFO] testing valve-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate valve 0.0.1 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate valve 0.0.1 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 valve 0.0.1
[INFO] finished tweaking crates.io crate valve 0.0.1
[INFO] tweaked toml for crates.io crate valve 0.0.1 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate crates.io crate valve 0.0.1 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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 52b0db37d7b2ecbb0004f8dafe4d24fcb27a5e18aed76809687f623b2ea91987
[INFO] running `Command { std: "docker" "start" "-a" "52b0db37d7b2ecbb0004f8dafe4d24fcb27a5e18aed76809687f623b2ea91987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52b0db37d7b2ecbb0004f8dafe4d24fcb27a5e18aed76809687f623b2ea91987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b0db37d7b2ecbb0004f8dafe4d24fcb27a5e18aed76809687f623b2ea91987", kill_on_drop: false }`
[INFO] [stdout] 52b0db37d7b2ecbb0004f8dafe4d24fcb27a5e18aed76809687f623b2ea91987
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 6ba53c01010d925c8cd23002957eb9fa8ab03c85fb894903456cd80601e0c9aa
[INFO] running `Command { std: "docker" "start" "-a" "6ba53c01010d925c8cd23002957eb9fa8ab03c85fb894903456cd80601e0c9aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling valve v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "6ba53c01010d925c8cd23002957eb9fa8ab03c85fb894903456cd80601e0c9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ba53c01010d925c8cd23002957eb9fa8ab03c85fb894903456cd80601e0c9aa", kill_on_drop: false }`
[INFO] [stdout] 6ba53c01010d925c8cd23002957eb9fa8ab03c85fb894903456cd80601e0c9aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 71803370ed48d917eb643cbc280ed3d51a8099bdbe748b08c398fd524dabfbb4
[INFO] running `Command { std: "docker" "start" "-a" "71803370ed48d917eb643cbc280ed3d51a8099bdbe748b08c398fd524dabfbb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling valve v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "71803370ed48d917eb643cbc280ed3d51a8099bdbe748b08c398fd524dabfbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71803370ed48d917eb643cbc280ed3d51a8099bdbe748b08c398fd524dabfbb4", kill_on_drop: false }`
[INFO] [stdout] 71803370ed48d917eb643cbc280ed3d51a8099bdbe748b08c398fd524dabfbb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 0d53aa6644bae64b18684324d03ad765fd175af07694db1e6d385d921feb8918
[INFO] running `Command { std: "docker" "start" "-a" "0d53aa6644bae64b18684324d03ad765fd175af07694db1e6d385d921feb8918", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/valve-8b167596cea780fe)
[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" "0d53aa6644bae64b18684324d03ad765fd175af07694db1e6d385d921feb8918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d53aa6644bae64b18684324d03ad765fd175af07694db1e6d385d921feb8918", kill_on_drop: false }`
[INFO] [stdout] 0d53aa6644bae64b18684324d03ad765fd175af07694db1e6d385d921feb8918