[INFO] fetching crate outline 0.2.1...
[INFO] testing outline-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate outline 0.2.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate outline 0.2.1 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 outline 0.2.1
[INFO] finished tweaking crates.io crate outline 0.2.1
[INFO] tweaked toml for crates.io crate outline 0.2.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate outline 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded textwrap v0.10.0
[INFO] [stderr]   Downloaded termion v1.5.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.44
[INFO] [stderr]   Downloaded proc-macro2 v0.4.24
[INFO] [stderr]   Downloaded serde_derive v1.0.82
[INFO] [stderr]   Downloaded quote v0.6.10
[INFO] [stderr]   Downloaded strsim v0.7.0
[INFO] [stderr]   Downloaded bitflags v1.0.4
[INFO] [stderr]   Downloaded serde v1.0.82
[INFO] [stderr]   Downloaded syn v0.15.22
[INFO] [stderr]   Downloaded libc v0.2.45
[INFO] [stderr]   Downloaded clap v2.32.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 6bffbe348165d9248603fc18a1a1b9105ed4b3b56be11ff8d73bd24135baa474
[INFO] running `Command { std: "docker" "start" "-a" "6bffbe348165d9248603fc18a1a1b9105ed4b3b56be11ff8d73bd24135baa474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bffbe348165d9248603fc18a1a1b9105ed4b3b56be11ff8d73bd24135baa474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bffbe348165d9248603fc18a1a1b9105ed4b3b56be11ff8d73bd24135baa474", kill_on_drop: false }`
[INFO] [stdout] 6bffbe348165d9248603fc18a1a1b9105ed4b3b56be11ff8d73bd24135baa474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] e7e10204c95c04a40f3a1088b304bd728d6d5af756cf4f20a4d9e47b64843997
[INFO] running `Command { std: "docker" "start" "-a" "e7e10204c95c04a40f3a1088b304bd728d6d5af756cf4f20a4d9e47b64843997", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling outline v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.88s
[INFO] running `Command { std: "docker" "inspect" "e7e10204c95c04a40f3a1088b304bd728d6d5af756cf4f20a4d9e47b64843997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7e10204c95c04a40f3a1088b304bd728d6d5af756cf4f20a4d9e47b64843997", kill_on_drop: false }`
[INFO] [stdout] e7e10204c95c04a40f3a1088b304bd728d6d5af756cf4f20a4d9e47b64843997
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 938343291e7ac1036cf64c2a1b8065f673e8c38ff2f1b439630c44538bc17a6d
[INFO] running `Command { std: "docker" "start" "-a" "938343291e7ac1036cf64c2a1b8065f673e8c38ff2f1b439630c44538bc17a6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling outline v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "938343291e7ac1036cf64c2a1b8065f673e8c38ff2f1b439630c44538bc17a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938343291e7ac1036cf64c2a1b8065f673e8c38ff2f1b439630c44538bc17a6d", kill_on_drop: false }`
[INFO] [stdout] 938343291e7ac1036cf64c2a1b8065f673e8c38ff2f1b439630c44538bc17a6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 5e341ff5c7a125fd3ec0a56fc9b53e320a1f5878a7f48e8fbd3a5954f3fd1a7a
[INFO] running `Command { std: "docker" "start" "-a" "5e341ff5c7a125fd3ec0a56fc9b53e320a1f5878a7f48e8fbd3a5954f3fd1a7a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/outline-84d70cd033209c51)
[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 outline
[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" "5e341ff5c7a125fd3ec0a56fc9b53e320a1f5878a7f48e8fbd3a5954f3fd1a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e341ff5c7a125fd3ec0a56fc9b53e320a1f5878a7f48e8fbd3a5954f3fd1a7a", kill_on_drop: false }`
[INFO] [stdout] 5e341ff5c7a125fd3ec0a56fc9b53e320a1f5878a7f48e8fbd3a5954f3fd1a7a