[INFO] fetching crate bad_idea 0.1.0...
[INFO] testing bad_idea-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bad_idea 0.1.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate bad_idea 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 bad_idea 0.1.0
[INFO] finished tweaking crates.io crate bad_idea 0.1.0
[INFO] tweaked toml for crates.io crate bad_idea 0.1.0 written to /workspace/builds/worker-18/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 8d426cf471d7f602fd257c7819c01c301fa45baca27084b7b4a545b3c02f9982
[INFO] running `Command { std: "docker" "start" "-a" "8d426cf471d7f602fd257c7819c01c301fa45baca27084b7b4a545b3c02f9982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d426cf471d7f602fd257c7819c01c301fa45baca27084b7b4a545b3c02f9982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d426cf471d7f602fd257c7819c01c301fa45baca27084b7b4a545b3c02f9982", kill_on_drop: false }`
[INFO] [stdout] 8d426cf471d7f602fd257c7819c01c301fa45baca27084b7b4a545b3c02f9982
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 2fa23e8bec9e8c0d63f669462ce3365eb511169263e88d31145a9abd47c18e6f
[INFO] running `Command { std: "docker" "start" "-a" "2fa23e8bec9e8c0d63f669462ce3365eb511169263e88d31145a9abd47c18e6f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bad_idea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "2fa23e8bec9e8c0d63f669462ce3365eb511169263e88d31145a9abd47c18e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa23e8bec9e8c0d63f669462ce3365eb511169263e88d31145a9abd47c18e6f", kill_on_drop: false }`
[INFO] [stdout] 2fa23e8bec9e8c0d63f669462ce3365eb511169263e88d31145a9abd47c18e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 88a8654506a526f8e32ef4b26e63f45d3629090426853440a62b50b8f95c7608
[INFO] running `Command { std: "docker" "start" "-a" "88a8654506a526f8e32ef4b26e63f45d3629090426853440a62b50b8f95c7608", kill_on_drop: false }`
[INFO] [stderr]    Compiling bad_idea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "88a8654506a526f8e32ef4b26e63f45d3629090426853440a62b50b8f95c7608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88a8654506a526f8e32ef4b26e63f45d3629090426853440a62b50b8f95c7608", kill_on_drop: false }`
[INFO] [stdout] 88a8654506a526f8e32ef4b26e63f45d3629090426853440a62b50b8f95c7608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] f2080dbb937919a3413e795a1e15efc91bee247ba9a5936770eebac37ac73b1d
[INFO] running `Command { std: "docker" "start" "-a" "f2080dbb937919a3413e795a1e15efc91bee247ba9a5936770eebac37ac73b1d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bad_idea-96c54d4cff94ca2b)
[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" "f2080dbb937919a3413e795a1e15efc91bee247ba9a5936770eebac37ac73b1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2080dbb937919a3413e795a1e15efc91bee247ba9a5936770eebac37ac73b1d", kill_on_drop: false }`
[INFO] [stdout] f2080dbb937919a3413e795a1e15efc91bee247ba9a5936770eebac37ac73b1d