[INFO] fetching crate settings 0.0.0...
[INFO] testing settings-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate settings 0.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate settings 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 settings 0.0.0
[INFO] finished tweaking crates.io crate settings 0.0.0
[INFO] tweaked toml for crates.io crate settings 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] 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-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] 3fe7f94e85e62d1285d166ef34a6450a4bcae12a6866b6d3365040ae67f4e6b8
[INFO] running `Command { std: "docker" "start" "-a" "3fe7f94e85e62d1285d166ef34a6450a4bcae12a6866b6d3365040ae67f4e6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fe7f94e85e62d1285d166ef34a6450a4bcae12a6866b6d3365040ae67f4e6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe7f94e85e62d1285d166ef34a6450a4bcae12a6866b6d3365040ae67f4e6b8", kill_on_drop: false }`
[INFO] [stdout] 3fe7f94e85e62d1285d166ef34a6450a4bcae12a6866b6d3365040ae67f4e6b8
[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] 31b9fbc7811d85662d9c130de6f824550835685c6431dbcb030286615a9c87c5
[INFO] running `Command { std: "docker" "start" "-a" "31b9fbc7811d85662d9c130de6f824550835685c6431dbcb030286615a9c87c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling settings v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "31b9fbc7811d85662d9c130de6f824550835685c6431dbcb030286615a9c87c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b9fbc7811d85662d9c130de6f824550835685c6431dbcb030286615a9c87c5", kill_on_drop: false }`
[INFO] [stdout] 31b9fbc7811d85662d9c130de6f824550835685c6431dbcb030286615a9c87c5
[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] 31a9c546f7faaa4254ca73171eac238f1abcb7449178356a257ce287059478ea
[INFO] running `Command { std: "docker" "start" "-a" "31a9c546f7faaa4254ca73171eac238f1abcb7449178356a257ce287059478ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling settings v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "31a9c546f7faaa4254ca73171eac238f1abcb7449178356a257ce287059478ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a9c546f7faaa4254ca73171eac238f1abcb7449178356a257ce287059478ea", kill_on_drop: false }`
[INFO] [stdout] 31a9c546f7faaa4254ca73171eac238f1abcb7449178356a257ce287059478ea
[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] 1151c50134f6e2effb0813e33c681236d9921822147bc88e2fa6d5a2ff573401
[INFO] running `Command { std: "docker" "start" "-a" "1151c50134f6e2effb0813e33c681236d9921822147bc88e2fa6d5a2ff573401", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/settings-cb8a8e66a252cfa8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests settings
[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] [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" "1151c50134f6e2effb0813e33c681236d9921822147bc88e2fa6d5a2ff573401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1151c50134f6e2effb0813e33c681236d9921822147bc88e2fa6d5a2ff573401", kill_on_drop: false }`
[INFO] [stdout] 1151c50134f6e2effb0813e33c681236d9921822147bc88e2fa6d5a2ff573401