[INFO] cloning repository https://github.com/MatsuoTakuro/lib_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MatsuoTakuro/lib_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatsuoTakuro%2Flib_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatsuoTakuro%2Flib_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ce800591d1db7134965fd6664dc97b0f4a7218f
[INFO] building MatsuoTakuro/lib_demo against master#461e8078010433ff7de2db2aaae8a3cfb0847215 for pr-94962
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatsuoTakuro%2Flib_demo" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MatsuoTakuro/lib_demo on toolchain 461e8078010433ff7de2db2aaae8a3cfb0847215
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MatsuoTakuro/lib_demo
[INFO] finished tweaking git repo https://github.com/MatsuoTakuro/lib_demo
[INFO] tweaked toml for git repo https://github.com/MatsuoTakuro/lib_demo written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/MatsuoTakuro/lib_demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65255b815da1a94e921cf41e0dc2917c8a340723d4ef0a94c1d8da1dae42a374
[INFO] running `Command { std: "docker" "start" "-a" "65255b815da1a94e921cf41e0dc2917c8a340723d4ef0a94c1d8da1dae42a374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65255b815da1a94e921cf41e0dc2917c8a340723d4ef0a94c1d8da1dae42a374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65255b815da1a94e921cf41e0dc2917c8a340723d4ef0a94c1d8da1dae42a374", kill_on_drop: false }`
[INFO] [stdout] 65255b815da1a94e921cf41e0dc2917c8a340723d4ef0a94c1d8da1dae42a374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f6ca81c7f8b9dd4d296646e0c7df9bb6a9323db6bef4c3ada903d231e787d12
[INFO] running `Command { std: "docker" "start" "-a" "9f6ca81c7f8b9dd4d296646e0c7df9bb6a9323db6bef4c3ada903d231e787d12", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling lib_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.20s
[INFO] running `Command { std: "docker" "inspect" "9f6ca81c7f8b9dd4d296646e0c7df9bb6a9323db6bef4c3ada903d231e787d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f6ca81c7f8b9dd4d296646e0c7df9bb6a9323db6bef4c3ada903d231e787d12", kill_on_drop: false }`
[INFO] [stdout] 9f6ca81c7f8b9dd4d296646e0c7df9bb6a9323db6bef4c3ada903d231e787d12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca3cfb4776b5720f8dc0e7bd527c3333b8a63fff9800afd2bb71a87e178a2ebf
[INFO] running `Command { std: "docker" "start" "-a" "ca3cfb4776b5720f8dc0e7bd527c3333b8a63fff9800afd2bb71a87e178a2ebf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lib_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.44s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/lib_demo-99508458eeaa1edb)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "ca3cfb4776b5720f8dc0e7bd527c3333b8a63fff9800afd2bb71a87e178a2ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3cfb4776b5720f8dc0e7bd527c3333b8a63fff9800afd2bb71a87e178a2ebf", kill_on_drop: false }`
[INFO] [stdout] ca3cfb4776b5720f8dc0e7bd527c3333b8a63fff9800afd2bb71a87e178a2ebf