[INFO] cloning repository https://github.com/redox-os/redox-ssh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redox-os/redox-ssh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fredox-ssh", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fredox-ssh'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cf8b6073ff9aeb9a6c82b7b3a1427fbaa7c2fbc
[INFO] checking redox-os/redox-ssh against master#fdca237d5194bf8a1c9b437ebd2114d1c2ba6195 for pr-97739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fredox-ssh" "/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/redox-os/redox-ssh on toolchain fdca237d5194bf8a1c9b437ebd2114d1c2ba6195
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fdca237d5194bf8a1c9b437ebd2114d1c2ba6195" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/redox-os/redox-ssh
[INFO] finished tweaking git repo https://github.com/redox-os/redox-ssh
[INFO] tweaked toml for git repo https://github.com/redox-os/redox-ssh written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/redox-os/redox-ssh already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fdca237d5194bf8a1c9b437ebd2114d1c2ba6195" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/rust-num/num`
[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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+fdca237d5194bf8a1c9b437ebd2114d1c2ba6195" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18ef72489fa8e650c3e0ef70736433f0cd50afd880b925463b47ad738d49a172
[INFO] running `Command { std: "docker" "start" "-a" "18ef72489fa8e650c3e0ef70736433f0cd50afd880b925463b47ad738d49a172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18ef72489fa8e650c3e0ef70736433f0cd50afd880b925463b47ad738d49a172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ef72489fa8e650c3e0ef70736433f0cd50afd880b925463b47ad738d49a172", kill_on_drop: false }`
[INFO] [stdout] 18ef72489fa8e650c3e0ef70736433f0cd50afd880b925463b47ad738d49a172
[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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+fdca237d5194bf8a1c9b437ebd2114d1c2ba6195" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22c3e673402af40b5929c3d99cbe0f5fbdf980a2df7b8fb1a3817e66ca0ff5bd
[INFO] running `Command { std: "docker" "start" "-a" "22c3e673402af40b5929c3d99cbe0f5fbdf980a2df7b8fb1a3817e66ca0ff5bd", 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" "22c3e673402af40b5929c3d99cbe0f5fbdf980a2df7b8fb1a3817e66ca0ff5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c3e673402af40b5929c3d99cbe0f5fbdf980a2df7b8fb1a3817e66ca0ff5bd", kill_on_drop: false }`
[INFO] [stdout] 22c3e673402af40b5929c3d99cbe0f5fbdf980a2df7b8fb1a3817e66ca0ff5bd