[INFO] fetching crate cafe 0.1.0...
[INFO] testing cafe-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cafe 0.1.0 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate cafe 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 cafe 0.1.0
[INFO] finished tweaking crates.io crate cafe 0.1.0
[INFO] tweaked toml for crates.io crate cafe 0.1.0 written to /workspace/builds/worker-83/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 3679bc3fac6eb4a73d91397b601a2496fd12c7f9c01210c820b79ca55653b35c
[INFO] running `Command { std: "docker" "start" "-a" "3679bc3fac6eb4a73d91397b601a2496fd12c7f9c01210c820b79ca55653b35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3679bc3fac6eb4a73d91397b601a2496fd12c7f9c01210c820b79ca55653b35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3679bc3fac6eb4a73d91397b601a2496fd12c7f9c01210c820b79ca55653b35c", kill_on_drop: false }`
[INFO] [stdout] 3679bc3fac6eb4a73d91397b601a2496fd12c7f9c01210c820b79ca55653b35c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 991e5949979d947918b6f4b0c195ec4cf75c3e31745cceea3d99def74da9ea53
[INFO] running `Command { std: "docker" "start" "-a" "991e5949979d947918b6f4b0c195ec4cf75c3e31745cceea3d99def74da9ea53", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cafe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "991e5949979d947918b6f4b0c195ec4cf75c3e31745cceea3d99def74da9ea53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "991e5949979d947918b6f4b0c195ec4cf75c3e31745cceea3d99def74da9ea53", kill_on_drop: false }`
[INFO] [stdout] 991e5949979d947918b6f4b0c195ec4cf75c3e31745cceea3d99def74da9ea53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 4dd71c20b7160aa60f57ef5cddef7587c61e15eb66cfa78e368eba74c80df492
[INFO] running `Command { std: "docker" "start" "-a" "4dd71c20b7160aa60f57ef5cddef7587c61e15eb66cfa78e368eba74c80df492", kill_on_drop: false }`
[INFO] [stderr]    Compiling cafe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "4dd71c20b7160aa60f57ef5cddef7587c61e15eb66cfa78e368eba74c80df492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd71c20b7160aa60f57ef5cddef7587c61e15eb66cfa78e368eba74c80df492", kill_on_drop: false }`
[INFO] [stdout] 4dd71c20b7160aa60f57ef5cddef7587c61e15eb66cfa78e368eba74c80df492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 979d97900645dafa1ecb3e8cb2618202b6ba592ebe64ced223273c4ba3e8bc4a
[INFO] running `Command { std: "docker" "start" "-a" "979d97900645dafa1ecb3e8cb2618202b6ba592ebe64ced223273c4ba3e8bc4a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cafe-57beabee7f145f2a)
[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" "979d97900645dafa1ecb3e8cb2618202b6ba592ebe64ced223273c4ba3e8bc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "979d97900645dafa1ecb3e8cb2618202b6ba592ebe64ced223273c4ba3e8bc4a", kill_on_drop: false }`
[INFO] [stdout] 979d97900645dafa1ecb3e8cb2618202b6ba592ebe64ced223273c4ba3e8bc4a