[INFO] cloning repository https://github.com/Callum-Irving/postfix-math-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Callum-Irving/postfix-math-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallum-Irving%2Fpostfix-math-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallum-Irving%2Fpostfix-math-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c8498df634b2358d89fed71762e4dfe049dbd05
[INFO] checking Callum-Irving/postfix-math-parser against master#8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9 for pr-106073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallum-Irving%2Fpostfix-math-parser" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Callum-Irving/postfix-math-parser on toolchain 8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Callum-Irving/postfix-math-parser
[INFO] finished tweaking git repo https://github.com/Callum-Irving/postfix-math-parser
[INFO] tweaked toml for git repo https://github.com/Callum-Irving/postfix-math-parser written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Callum-Irving/postfix-math-parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rug v1.14.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fcc64823464657645980597a156bd1c0c3ea620c8e3a630e05c5b39ffafcddc
[INFO] running `Command { std: "docker" "start" "-a" "5fcc64823464657645980597a156bd1c0c3ea620c8e3a630e05c5b39ffafcddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fcc64823464657645980597a156bd1c0c3ea620c8e3a630e05c5b39ffafcddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fcc64823464657645980597a156bd1c0c3ea620c8e3a630e05c5b39ffafcddc", kill_on_drop: false }`
[INFO] [stdout] 5fcc64823464657645980597a156bd1c0c3ea620c8e3a630e05c5b39ffafcddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3491117e58496ff402e0a420a1548af05dd6759131be3df01ba241d8e2d89850
[INFO] running `Command { std: "docker" "start" "-a" "3491117e58496ff402e0a420a1548af05dd6759131be3df01ba241d8e2d89850", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.7
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling rug v1.14.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "3491117e58496ff402e0a420a1548af05dd6759131be3df01ba241d8e2d89850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3491117e58496ff402e0a420a1548af05dd6759131be3df01ba241d8e2d89850", kill_on_drop: false }`
[INFO] [stdout] 3491117e58496ff402e0a420a1548af05dd6759131be3df01ba241d8e2d89850