[INFO] fetching crate corn 0.1.1...
[INFO] testing corn-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate corn 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate corn 0.1.1 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 corn 0.1.1
[INFO] finished tweaking crates.io crate corn 0.1.1
[INFO] tweaked toml for crates.io crate corn 0.1.1 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 918f8707b8d4ff12eb0d8f495ae556843dd33d8de40ef2d54e494a64cab62da5
[INFO] running `Command { std: "docker" "start" "-a" "918f8707b8d4ff12eb0d8f495ae556843dd33d8de40ef2d54e494a64cab62da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "918f8707b8d4ff12eb0d8f495ae556843dd33d8de40ef2d54e494a64cab62da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "918f8707b8d4ff12eb0d8f495ae556843dd33d8de40ef2d54e494a64cab62da5", kill_on_drop: false }`
[INFO] [stdout] 918f8707b8d4ff12eb0d8f495ae556843dd33d8de40ef2d54e494a64cab62da5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] b1ad25c58d8c2ea878a670d31288d7b7c39ff9d466935476652cb7c18728e09e
[INFO] running `Command { std: "docker" "start" "-a" "b1ad25c58d8c2ea878a670d31288d7b7c39ff9d466935476652cb7c18728e09e", kill_on_drop: false }`
[INFO] [stderr]    Compiling corn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "b1ad25c58d8c2ea878a670d31288d7b7c39ff9d466935476652cb7c18728e09e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ad25c58d8c2ea878a670d31288d7b7c39ff9d466935476652cb7c18728e09e", kill_on_drop: false }`
[INFO] [stdout] b1ad25c58d8c2ea878a670d31288d7b7c39ff9d466935476652cb7c18728e09e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 9be406c3023c23ba837da0db49e1a25e7225b0a8ef33a0f51239995fc55edd08
[INFO] running `Command { std: "docker" "start" "-a" "9be406c3023c23ba837da0db49e1a25e7225b0a8ef33a0f51239995fc55edd08", kill_on_drop: false }`
[INFO] [stderr]    Compiling corn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "9be406c3023c23ba837da0db49e1a25e7225b0a8ef33a0f51239995fc55edd08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9be406c3023c23ba837da0db49e1a25e7225b0a8ef33a0f51239995fc55edd08", kill_on_drop: false }`
[INFO] [stdout] 9be406c3023c23ba837da0db49e1a25e7225b0a8ef33a0f51239995fc55edd08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e25f10040ea78a1e3bb30b8a498ecd08da4e81d705f2a83e83b953e01fc35988
[INFO] running `Command { std: "docker" "start" "-a" "e25f10040ea78a1e3bb30b8a498ecd08da4e81d705f2a83e83b953e01fc35988", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/corn-dd61f63c36a4c9b1)
[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" "e25f10040ea78a1e3bb30b8a498ecd08da4e81d705f2a83e83b953e01fc35988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e25f10040ea78a1e3bb30b8a498ecd08da4e81d705f2a83e83b953e01fc35988", kill_on_drop: false }`
[INFO] [stdout] e25f10040ea78a1e3bb30b8a498ecd08da4e81d705f2a83e83b953e01fc35988