[INFO] fetching crate scan4j 0.1.0...
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] crate scan4j 0.1.0 is already in cache
[INFO] checking scan4j-0.1.0 against try#7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e for pr-99880
[INFO] extracting crate scan4j 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate scan4j 0.1.0 on toolchain 7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scan4j 0.1.0
[INFO] finished tweaking crates.io crate scan4j 0.1.0
[INFO] tweaked toml for crates.io crate scan4j 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate scan4j 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e166e2eef2c55c07595fc5dbff119b3e4ee2354281814da96a63b0805b78df7
[INFO] running `Command { std: "docker" "start" "-a" "5e166e2eef2c55c07595fc5dbff119b3e4ee2354281814da96a63b0805b78df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e166e2eef2c55c07595fc5dbff119b3e4ee2354281814da96a63b0805b78df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e166e2eef2c55c07595fc5dbff119b3e4ee2354281814da96a63b0805b78df7", kill_on_drop: false }`
[INFO] [stdout] 5e166e2eef2c55c07595fc5dbff119b3e4ee2354281814da96a63b0805b78df7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds