[INFO] cloning repository https://github.com/someguynamedmatt/snif
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/someguynamedmatt/snif" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsomeguynamedmatt%2Fsnif", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsomeguynamedmatt%2Fsnif'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9a9f64798e31ebbabf1b7ce7fb7b6cb4e33ab13
[INFO] checking someguynamedmatt/snif against master#7702ae16a23407cdd909ff9174294563ae1f4ba3 for pr-97183
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsomeguynamedmatt%2Fsnif" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/someguynamedmatt/snif on toolchain 7702ae16a23407cdd909ff9174294563ae1f4ba3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/someguynamedmatt/snif
[INFO] finished tweaking git repo https://github.com/someguynamedmatt/snif
[INFO] tweaked toml for git repo https://github.com/someguynamedmatt/snif written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/someguynamedmatt/snif already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet_packet v0.20.0
[INFO] [stderr]   Downloaded pnet v0.20.0
[INFO] [stderr]   Downloaded pnet_macros v0.20.0
[INFO] [stderr]   Downloaded lazy_static v0.2.10
[INFO] [stderr]   Downloaded pnet_transport v0.20.0
[INFO] [stderr]   Downloaded ipnetwork v0.12.7
[INFO] [stderr]   Downloaded pnet_base v0.20.0
[INFO] [stderr]   Downloaded pnet_sys v0.20.0
[INFO] [stderr]   Downloaded pnet_datalink v0.20.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.20.0
[INFO] [stderr]   Downloaded interfaces v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f142dfe81eca4959fef4223f2ef41e7c7f669c696412ce20a3182719a62f9d6
[INFO] running `Command { std: "docker" "start" "-a" "9f142dfe81eca4959fef4223f2ef41e7c7f669c696412ce20a3182719a62f9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f142dfe81eca4959fef4223f2ef41e7c7f669c696412ce20a3182719a62f9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f142dfe81eca4959fef4223f2ef41e7c7f669c696412ce20a3182719a62f9d6", kill_on_drop: false }`
[INFO] [stdout] 9f142dfe81eca4959fef4223f2ef41e7c7f669c696412ce20a3182719a62f9d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6a79b20e473169682a2098c0a779581faef6fa309b73fa6f2ce84997406860a
[INFO] running `Command { std: "docker" "start" "-a" "a6a79b20e473169682a2098c0a779581faef6fa309b73fa6f2ce84997406860a", 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" "a6a79b20e473169682a2098c0a779581faef6fa309b73fa6f2ce84997406860a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a79b20e473169682a2098c0a779581faef6fa309b73fa6f2ce84997406860a", kill_on_drop: false }`
[INFO] [stdout] a6a79b20e473169682a2098c0a779581faef6fa309b73fa6f2ce84997406860a