[INFO] fetching crate travis-cargo 0.1.0...
[INFO] testing travis-cargo-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate travis-cargo 0.1.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate travis-cargo 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 travis-cargo 0.1.0
[INFO] finished tweaking crates.io crate travis-cargo 0.1.0
[INFO] tweaked toml for crates.io crate travis-cargo 0.1.0 written to /workspace/builds/worker-108/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] [stderr]     Blocking waiting for file lock on package cache
[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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] c38d4fc1ab095e8bc530e57f0f2567fccfcb6b0ed90c69da3be3986314a8d3ad
[INFO] running `Command { std: "docker" "start" "-a" "c38d4fc1ab095e8bc530e57f0f2567fccfcb6b0ed90c69da3be3986314a8d3ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c38d4fc1ab095e8bc530e57f0f2567fccfcb6b0ed90c69da3be3986314a8d3ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c38d4fc1ab095e8bc530e57f0f2567fccfcb6b0ed90c69da3be3986314a8d3ad", kill_on_drop: false }`
[INFO] [stdout] c38d4fc1ab095e8bc530e57f0f2567fccfcb6b0ed90c69da3be3986314a8d3ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 47d5e90fc7c73dde6d7e569a678a595545b31d082691c8dec82f34ac3bdfe6b9
[INFO] running `Command { std: "docker" "start" "-a" "47d5e90fc7c73dde6d7e569a678a595545b31d082691c8dec82f34ac3bdfe6b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling travis-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `!` or `::`, found `doesn`
[INFO] [stdout]  --> src/main.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | this doesn't work yet: use Python travis-cargo via pip.
[INFO] [stdout]   |      ^^^^^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `travis-cargo` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "47d5e90fc7c73dde6d7e569a678a595545b31d082691c8dec82f34ac3bdfe6b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d5e90fc7c73dde6d7e569a678a595545b31d082691c8dec82f34ac3bdfe6b9", kill_on_drop: false }`
[INFO] [stdout] 47d5e90fc7c73dde6d7e569a678a595545b31d082691c8dec82f34ac3bdfe6b9