[INFO] fetching crate compute-tau 0.2.2...
[INFO] testing compute-tau-0.2.2 against master#8c0ec05f7dc9ef185eea9f36c5638e74e43935bf for pr-130285
[INFO] extracting crate compute-tau 0.2.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate compute-tau 0.2.2 on toolchain 8c0ec05f7dc9ef185eea9f36c5638e74e43935bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compute-tau 0.2.2
[INFO] finished tweaking crates.io crate compute-tau 0.2.2
[INFO] tweaked toml for crates.io crate compute-tau 0.2.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate compute-tau 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rug v1.26.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ac3e342c58355017135a13cf976812e8a7d0f0e84fcff19cdd03aa636330eae
[INFO] running `Command { std: "docker" "start" "-a" "6ac3e342c58355017135a13cf976812e8a7d0f0e84fcff19cdd03aa636330eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ac3e342c58355017135a13cf976812e8a7d0f0e84fcff19cdd03aa636330eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ac3e342c58355017135a13cf976812e8a7d0f0e84fcff19cdd03aa636330eae", kill_on_drop: false }`
[INFO] [stdout] 6ac3e342c58355017135a13cf976812e8a7d0f0e84fcff19cdd03aa636330eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef2b674ebdc570cc81218697e32a09ce8185fb5a80c5d7f5e756ea18e466acd9
[INFO] running `Command { std: "docker" "start" "-a" "ef2b674ebdc570cc81218697e32a09ce8185fb5a80c5d7f5e756ea18e466acd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.4
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling rug v1.26.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "ef2b674ebdc570cc81218697e32a09ce8185fb5a80c5d7f5e756ea18e466acd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef2b674ebdc570cc81218697e32a09ce8185fb5a80c5d7f5e756ea18e466acd9", kill_on_drop: false }`
[INFO] [stdout] ef2b674ebdc570cc81218697e32a09ce8185fb5a80c5d7f5e756ea18e466acd9