[INFO] fetching crate only 0.1.0...
[INFO] testing only-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate only 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate only 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 only 0.1.0
[INFO] finished tweaking crates.io crate only 0.1.0
[INFO] tweaked toml for crates.io crate only 0.1.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b1d18b9b6d5994648847941895e88c6af3dbd989588bbd8d9d4ef049d439e0a3
[INFO] running `Command { std: "docker" "start" "-a" "b1d18b9b6d5994648847941895e88c6af3dbd989588bbd8d9d4ef049d439e0a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1d18b9b6d5994648847941895e88c6af3dbd989588bbd8d9d4ef049d439e0a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d18b9b6d5994648847941895e88c6af3dbd989588bbd8d9d4ef049d439e0a3", kill_on_drop: false }`
[INFO] [stdout] b1d18b9b6d5994648847941895e88c6af3dbd989588bbd8d9d4ef049d439e0a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 5d076db394ff7a3a83524038d42fd4239d060b915f5b57d1427472e20231ea80
[INFO] running `Command { std: "docker" "start" "-a" "5d076db394ff7a3a83524038d42fd4239d060b915f5b57d1427472e20231ea80", kill_on_drop: false }`
[INFO] [stderr]    Compiling only v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "5d076db394ff7a3a83524038d42fd4239d060b915f5b57d1427472e20231ea80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d076db394ff7a3a83524038d42fd4239d060b915f5b57d1427472e20231ea80", kill_on_drop: false }`
[INFO] [stdout] 5d076db394ff7a3a83524038d42fd4239d060b915f5b57d1427472e20231ea80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 5246642bec30b5f653de095fd55935f243118ef5bc9299600c35885b96e22fa4
[INFO] running `Command { std: "docker" "start" "-a" "5246642bec30b5f653de095fd55935f243118ef5bc9299600c35885b96e22fa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling only v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "5246642bec30b5f653de095fd55935f243118ef5bc9299600c35885b96e22fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5246642bec30b5f653de095fd55935f243118ef5bc9299600c35885b96e22fa4", kill_on_drop: false }`
[INFO] [stdout] 5246642bec30b5f653de095fd55935f243118ef5bc9299600c35885b96e22fa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ff9e89df47cfc2141455bd06cda94c05f439b1627608c60990540e48bd39a254
[INFO] running `Command { std: "docker" "start" "-a" "ff9e89df47cfc2141455bd06cda94c05f439b1627608c60990540e48bd39a254", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/only-aca8ba2887717df9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests only
[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" "ff9e89df47cfc2141455bd06cda94c05f439b1627608c60990540e48bd39a254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff9e89df47cfc2141455bd06cda94c05f439b1627608c60990540e48bd39a254", kill_on_drop: false }`
[INFO] [stdout] ff9e89df47cfc2141455bd06cda94c05f439b1627608c60990540e48bd39a254