[INFO] fetching crate rsess 0.1.0...
[INFO] checking rsess-0.1.0 against master#ff086354c9fc93e1da1d2f4d255456624fbcd099 for pr-153513
[INFO] extracting crate rsess 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rsess 0.1.0
[INFO] finished tweaking crates.io crate rsess 0.1.0
[INFO] tweaked toml for crates.io crate rsess 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsess 0.1.0 on toolchain ff086354c9fc93e1da1d2f4d255456624fbcd099
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff086354c9fc93e1da1d2f4d255456624fbcd099" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff086354c9fc93e1da1d2f4d255456624fbcd099" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff086354c9fc93e1da1d2f4d255456624fbcd099" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ff086354c9fc93e1da1d2f4d255456624fbcd099" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13bc8eafd3b353c041d03a38ef950db1913da03f7ea1339be1b5dca57a08f3e3
[INFO] running `Command { std: "docker" "start" "-a" "13bc8eafd3b353c041d03a38ef950db1913da03f7ea1339be1b5dca57a08f3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13bc8eafd3b353c041d03a38ef950db1913da03f7ea1339be1b5dca57a08f3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13bc8eafd3b353c041d03a38ef950db1913da03f7ea1339be1b5dca57a08f3e3", kill_on_drop: false }`
[INFO] [stdout] 13bc8eafd3b353c041d03a38ef950db1913da03f7ea1339be1b5dca57a08f3e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ff086354c9fc93e1da1d2f4d255456624fbcd099" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d56d57e4fbf511ac4fe20c8fe9fcb40def30961b93b233aa49c47a5cac0ecf6
[INFO] running `Command { std: "docker" "start" "-a" "6d56d57e4fbf511ac4fe20c8fe9fcb40def30961b93b233aa49c47a5cac0ecf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling rug v1.28.1
[INFO] [stderr]     Checking az v1.3.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "6d56d57e4fbf511ac4fe20c8fe9fcb40def30961b93b233aa49c47a5cac0ecf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d56d57e4fbf511ac4fe20c8fe9fcb40def30961b93b233aa49c47a5cac0ecf6", kill_on_drop: false }`
[INFO] [stdout] 6d56d57e4fbf511ac4fe20c8fe9fcb40def30961b93b233aa49c47a5cac0ecf6