[INFO] fetching crate foo-bar 0.1.0...
[INFO] testing foo-bar-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate foo-bar 0.1.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate foo-bar 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 foo-bar 0.1.0
[INFO] finished tweaking crates.io crate foo-bar 0.1.0
[INFO] tweaked toml for crates.io crate foo-bar 0.1.0 written to /workspace/builds/worker-33/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] e7b99d6f0f4ff0a0a39c92854f23cde746730e27748f9f5bd4b6caba5abfd570
[INFO] running `Command { std: "docker" "start" "-a" "e7b99d6f0f4ff0a0a39c92854f23cde746730e27748f9f5bd4b6caba5abfd570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7b99d6f0f4ff0a0a39c92854f23cde746730e27748f9f5bd4b6caba5abfd570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b99d6f0f4ff0a0a39c92854f23cde746730e27748f9f5bd4b6caba5abfd570", kill_on_drop: false }`
[INFO] [stdout] e7b99d6f0f4ff0a0a39c92854f23cde746730e27748f9f5bd4b6caba5abfd570
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 4942067d5e6dd935b78e87d7d4af53043ca89fe98263d3d4c9d10c3b2b4c8721
[INFO] running `Command { std: "docker" "start" "-a" "4942067d5e6dd935b78e87d7d4af53043ca89fe98263d3d4c9d10c3b2b4c8721", kill_on_drop: false }`
[INFO] [stderr]    Compiling foo-bar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "4942067d5e6dd935b78e87d7d4af53043ca89fe98263d3d4c9d10c3b2b4c8721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4942067d5e6dd935b78e87d7d4af53043ca89fe98263d3d4c9d10c3b2b4c8721", kill_on_drop: false }`
[INFO] [stdout] 4942067d5e6dd935b78e87d7d4af53043ca89fe98263d3d4c9d10c3b2b4c8721
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] ddf07f0a82ee389aa608a9ea23ba148426081224f04d21ad9443b9007687d641
[INFO] running `Command { std: "docker" "start" "-a" "ddf07f0a82ee389aa608a9ea23ba148426081224f04d21ad9443b9007687d641", kill_on_drop: false }`
[INFO] [stderr]    Compiling foo-bar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "ddf07f0a82ee389aa608a9ea23ba148426081224f04d21ad9443b9007687d641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddf07f0a82ee389aa608a9ea23ba148426081224f04d21ad9443b9007687d641", kill_on_drop: false }`
[INFO] [stdout] ddf07f0a82ee389aa608a9ea23ba148426081224f04d21ad9443b9007687d641
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] df5e24ce932b72a1fe1695cd93645553dacc01485830962d99ee215fa019d6bd
[INFO] running `Command { std: "docker" "start" "-a" "df5e24ce932b72a1fe1695cd93645553dacc01485830962d99ee215fa019d6bd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/foo_bar-4f3085bc2f0fecfa)
[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" "df5e24ce932b72a1fe1695cd93645553dacc01485830962d99ee215fa019d6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5e24ce932b72a1fe1695cd93645553dacc01485830962d99ee215fa019d6bd", kill_on_drop: false }`
[INFO] [stdout] df5e24ce932b72a1fe1695cd93645553dacc01485830962d99ee215fa019d6bd