[INFO] cloning repository https://github.com/nolanderc/witness
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nolanderc/witness" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnolanderc%2Fwitness", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnolanderc%2Fwitness'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62985dca0ef7c9cf3f980e5040099b6718abe8f8
[INFO] checking nolanderc/witness against try#51b1964e35e5e26f8cd938940f0da6f7b5cc54fc for pr-138176
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnolanderc%2Fwitness" "/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/nolanderc/witness on toolchain 51b1964e35e5e26f8cd938940f0da6f7b5cc54fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nolanderc/witness
[INFO] finished tweaking git repo https://github.com/nolanderc/witness
[INFO] tweaked toml for git repo https://github.com/nolanderc/witness written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nolanderc/witness 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" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46e772fcfa8e18b65ff1ed772890aac337d27212ec00c59283f33fd0f3c018a2
[INFO] running `Command { std: "docker" "start" "-a" "46e772fcfa8e18b65ff1ed772890aac337d27212ec00c59283f33fd0f3c018a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46e772fcfa8e18b65ff1ed772890aac337d27212ec00c59283f33fd0f3c018a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e772fcfa8e18b65ff1ed772890aac337d27212ec00c59283f33fd0f3c018a2", kill_on_drop: false }`
[INFO] [stdout] 46e772fcfa8e18b65ff1ed772890aac337d27212ec00c59283f33fd0f3c018a2
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4503d3617b5c7119e8bb8a441024b4f59b4d4276658e382a69c15c4f0cf3a05
[INFO] running `Command { std: "docker" "start" "-a" "b4503d3617b5c7119e8bb8a441024b4f59b4d4276658e382a69c15c4f0cf3a05", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to start shim: mkdir /var/lib/containerd/io.containerd.runtime.v2.task/moby/b4503d3617b5c7119e8bb8a441024b4f59b4d4276658e382a69c15c4f0cf3a05: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "b4503d3617b5c7119e8bb8a441024b4f59b4d4276658e382a69c15c4f0cf3a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4503d3617b5c7119e8bb8a441024b4f59b4d4276658e382a69c15c4f0cf3a05", kill_on_drop: false }`
[INFO] [stdout] b4503d3617b5c7119e8bb8a441024b4f59b4d4276658e382a69c15c4f0cf3a05