[INFO] cloning repository https://github.com/bczhc/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bczhc/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbczhc%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbczhc%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de06ce5fffb9d6f833542a334d4f93b11d9c5090
[INFO] checking bczhc/rust against master#8a497b7181cad4ae66dbd6cc31042b69b6bd0df7 for pr-102474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbczhc%2Frust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bczhc/rust on toolchain 8a497b7181cad4ae66dbd6cc31042b69b6bd0df7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bczhc/rust
[INFO] finished tweaking git repo https://github.com/bczhc/rust
[INFO] tweaked toml for git repo https://github.com/bczhc/rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/bczhc/rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pcre2 v0.2.3
[INFO] [stderr]   Downloaded clap_lex v0.2.3
[INFO] [stderr]   Downloaded qr2term v0.3.0
[INFO] [stderr]   Downloaded size_format v1.0.2
[INFO] [stderr]   Downloaded clap v3.2.21
[INFO] [stderr]   Downloaded pnet_sys v0.30.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.30.0
[INFO] [stderr]   Downloaded pnet_datalink v0.30.0
[INFO] [stderr]   Downloaded pnet_macros v0.30.0
[INFO] [stderr]   Downloaded libudev v0.3.0
[INFO] [stderr]   Downloaded ipnetwork v0.19.0
[INFO] [stderr]   Downloaded no-std-net v0.6.0
[INFO] [stderr]   Downloaded pnet_base v0.30.0
[INFO] [stderr]   Downloaded reflink v0.1.3
[INFO] [stderr]   Downloaded git2 v0.13.21
[INFO] [stderr]   Downloaded serialport v4.1.0
[INFO] [stderr]   Downloaded pnet_packet v0.30.0
[INFO] [stderr]   Downloaded pnet_transport v0.30.0
[INFO] [stderr]   Downloaded pnet v0.30.0
[INFO] [stderr]   Downloaded libssh2-sys v0.2.21
[INFO] [stderr]   Downloaded pcre2-sys v0.2.5
[INFO] [stderr]   Downloaded libgit2-sys v0.12.22+1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24e15d92dce5c910dcc004433b2a2978d7380a86c47968290113f896f6459ffb
[INFO] running `Command { std: "docker" "start" "-a" "24e15d92dce5c910dcc004433b2a2978d7380a86c47968290113f896f6459ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24e15d92dce5c910dcc004433b2a2978d7380a86c47968290113f896f6459ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24e15d92dce5c910dcc004433b2a2978d7380a86c47968290113f896f6459ffb", kill_on_drop: false }`
[INFO] [stdout] 24e15d92dce5c910dcc004433b2a2978d7380a86c47968290113f896f6459ffb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd7bdc19ee1ff40829f80f230ff3b2ee8002beb6bcc96d6eb25d39d60b06944f
[INFO] running `Command { std: "docker" "start" "-a" "dd7bdc19ee1ff40829f80f230ff3b2ee8002beb6bcc96d6eb25d39d60b06944f", 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" "dd7bdc19ee1ff40829f80f230ff3b2ee8002beb6bcc96d6eb25d39d60b06944f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7bdc19ee1ff40829f80f230ff3b2ee8002beb6bcc96d6eb25d39d60b06944f", kill_on_drop: false }`
[INFO] [stdout] dd7bdc19ee1ff40829f80f230ff3b2ee8002beb6bcc96d6eb25d39d60b06944f