[INFO] cloning repository https://github.com/sdmcode/i_v
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sdmcode/i_v" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdmcode%2Fi_v", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdmcode%2Fi_v'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa8d4e6cdb581bf2efdd11c8e86e84f3051f9ac3
[INFO] checking sdmcode/i_v against master#42bd138126b0a9d38d65bc9973e72de3c5b6c37f for pr-99217
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdmcode%2Fi_v" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sdmcode/i_v on toolchain 42bd138126b0a9d38d65bc9973e72de3c5b6c37f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sdmcode/i_v
[INFO] finished tweaking git repo https://github.com/sdmcode/i_v
[INFO] tweaked toml for git repo https://github.com/sdmcode/i_v written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sdmcode/i_v already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e476dbcfaa49c95a57bd27ae53af43d969e7a3955d093f4da869efe8abe9361
[INFO] running `Command { std: "docker" "start" "-a" "7e476dbcfaa49c95a57bd27ae53af43d969e7a3955d093f4da869efe8abe9361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e476dbcfaa49c95a57bd27ae53af43d969e7a3955d093f4da869efe8abe9361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e476dbcfaa49c95a57bd27ae53af43d969e7a3955d093f4da869efe8abe9361", kill_on_drop: false }`
[INFO] [stdout] 7e476dbcfaa49c95a57bd27ae53af43d969e7a3955d093f4da869efe8abe9361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec9db9f06bd110b9fda43bf0063eb75f19070c911ee0254bde9995a3c55573a6
[INFO] running `Command { std: "docker" "start" "-a" "ec9db9f06bd110b9fda43bf0063eb75f19070c911ee0254bde9995a3c55573a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "ec9db9f06bd110b9fda43bf0063eb75f19070c911ee0254bde9995a3c55573a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec9db9f06bd110b9fda43bf0063eb75f19070c911ee0254bde9995a3c55573a6", kill_on_drop: false }`
[INFO] [stdout] ec9db9f06bd110b9fda43bf0063eb75f19070c911ee0254bde9995a3c55573a6