[INFO] fetching crate ineffable 0.0.0...
[INFO] testing ineffable-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ineffable 0.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ineffable 0.0.0 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 ineffable 0.0.0
[INFO] finished tweaking crates.io crate ineffable 0.0.0
[INFO] tweaked toml for crates.io crate ineffable 0.0.0 written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] d05414911d9dbfd687a43a48dd5b05188b09a9941a7351b6790836d3eaaa295a
[INFO] running `Command { std: "docker" "start" "-a" "d05414911d9dbfd687a43a48dd5b05188b09a9941a7351b6790836d3eaaa295a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d05414911d9dbfd687a43a48dd5b05188b09a9941a7351b6790836d3eaaa295a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d05414911d9dbfd687a43a48dd5b05188b09a9941a7351b6790836d3eaaa295a", kill_on_drop: false }`
[INFO] [stdout] d05414911d9dbfd687a43a48dd5b05188b09a9941a7351b6790836d3eaaa295a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 67e6a715ca32d8a05c5ea4a4d89302d9548eb73e1695b70ecbf3268da08e0d92
[INFO] running `Command { std: "docker" "start" "-a" "67e6a715ca32d8a05c5ea4a4d89302d9548eb73e1695b70ecbf3268da08e0d92", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ineffable v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "67e6a715ca32d8a05c5ea4a4d89302d9548eb73e1695b70ecbf3268da08e0d92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67e6a715ca32d8a05c5ea4a4d89302d9548eb73e1695b70ecbf3268da08e0d92", kill_on_drop: false }`
[INFO] [stdout] 67e6a715ca32d8a05c5ea4a4d89302d9548eb73e1695b70ecbf3268da08e0d92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] d9c5433f01d4f1df4ef5a93051bf7a7308618912073dc15f174a4e09c3cb20b7
[INFO] running `Command { std: "docker" "start" "-a" "d9c5433f01d4f1df4ef5a93051bf7a7308618912073dc15f174a4e09c3cb20b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ineffable v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "d9c5433f01d4f1df4ef5a93051bf7a7308618912073dc15f174a4e09c3cb20b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c5433f01d4f1df4ef5a93051bf7a7308618912073dc15f174a4e09c3cb20b7", kill_on_drop: false }`
[INFO] [stdout] d9c5433f01d4f1df4ef5a93051bf7a7308618912073dc15f174a4e09c3cb20b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 1cc5c3e84bcd90ddee4fac23a4e5e40a89779e76eb9ddebde7561446795dbead
[INFO] running `Command { std: "docker" "start" "-a" "1cc5c3e84bcd90ddee4fac23a4e5e40a89779e76eb9ddebde7561446795dbead", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ineffable-167e58ee288b09dc)
[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] [stderr]    Doc-tests ineffable
[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" "1cc5c3e84bcd90ddee4fac23a4e5e40a89779e76eb9ddebde7561446795dbead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cc5c3e84bcd90ddee4fac23a4e5e40a89779e76eb9ddebde7561446795dbead", kill_on_drop: false }`
[INFO] [stdout] 1cc5c3e84bcd90ddee4fac23a4e5e40a89779e76eb9ddebde7561446795dbead