[INFO] fetching crate cowonverter 2.5.0...
[INFO] checking cowonverter-2.5.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate cowonverter 2.5.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cowonverter 2.5.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cowonverter 2.5.0
[INFO] finished tweaking crates.io crate cowonverter 2.5.0
[INFO] tweaked toml for crates.io crate cowonverter 2.5.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] defe79ced47ef3a4108b8904939cca65454e7002373e7d528b7fbae5ab1794dd
[INFO] running `Command { std: "docker" "start" "-a" "defe79ced47ef3a4108b8904939cca65454e7002373e7d528b7fbae5ab1794dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "defe79ced47ef3a4108b8904939cca65454e7002373e7d528b7fbae5ab1794dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "defe79ced47ef3a4108b8904939cca65454e7002373e7d528b7fbae5ab1794dd", kill_on_drop: false }`
[INFO] [stdout] defe79ced47ef3a4108b8904939cca65454e7002373e7d528b7fbae5ab1794dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb8f8cf17278b466bc7e32e702542abe9407378fa1714764b85ae9fe87a2118b
[INFO] running `Command { std: "docker" "start" "-a" "cb8f8cf17278b466bc7e32e702542abe9407378fa1714764b85ae9fe87a2118b", kill_on_drop: false }`
[INFO] [stderr]     Checking cowonverter v2.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "cb8f8cf17278b466bc7e32e702542abe9407378fa1714764b85ae9fe87a2118b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb8f8cf17278b466bc7e32e702542abe9407378fa1714764b85ae9fe87a2118b", kill_on_drop: false }`
[INFO] [stdout] cb8f8cf17278b466bc7e32e702542abe9407378fa1714764b85ae9fe87a2118b