[INFO] cloning repository https://github.com/farawaystar/unsafe_rust_guide
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/farawaystar/unsafe_rust_guide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarawaystar%2Funsafe_rust_guide", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarawaystar%2Funsafe_rust_guide'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db21ec412b80b4aa84fefd6e9ea03a845e2b8db3
[INFO] checking farawaystar/unsafe_rust_guide against try#44e31dee3cf6f37b4f652572897bb0eb25c477ee for pr-139763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarawaystar%2Funsafe_rust_guide" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/farawaystar/unsafe_rust_guide on toolchain 44e31dee3cf6f37b4f652572897bb0eb25c477ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/farawaystar/unsafe_rust_guide
[INFO] finished tweaking git repo https://github.com/farawaystar/unsafe_rust_guide
[INFO] tweaked toml for git repo https://github.com/farawaystar/unsafe_rust_guide written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/farawaystar/unsafe_rust_guide already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 564af6a9aee50712b4171facb69df75ea6270bdd6e945c84415432bdcb0df80c
[INFO] running `Command { std: "docker" "start" "-a" "564af6a9aee50712b4171facb69df75ea6270bdd6e945c84415432bdcb0df80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "564af6a9aee50712b4171facb69df75ea6270bdd6e945c84415432bdcb0df80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "564af6a9aee50712b4171facb69df75ea6270bdd6e945c84415432bdcb0df80c", kill_on_drop: false }`
[INFO] [stdout] 564af6a9aee50712b4171facb69df75ea6270bdd6e945c84415432bdcb0df80c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d27bdd0651b4e8bf1976cc1e3dccf5692cf02e8645a4cd37b6158f25f4e5393
[INFO] running `Command { std: "docker" "start" "-a" "7d27bdd0651b4e8bf1976cc1e3dccf5692cf02e8645a4cd37b6158f25f4e5393", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/36e0d5921cbc2d0c6da6f672c8412842bd7f5e25173c46216196f281a48f68b3/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "7d27bdd0651b4e8bf1976cc1e3dccf5692cf02e8645a4cd37b6158f25f4e5393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d27bdd0651b4e8bf1976cc1e3dccf5692cf02e8645a4cd37b6158f25f4e5393", kill_on_drop: false }`
[INFO] [stdout] 7d27bdd0651b4e8bf1976cc1e3dccf5692cf02e8645a4cd37b6158f25f4e5393