[INFO] cloning repository https://github.com/kliang622/guessing_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kliang622/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkliang622%2Fguessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkliang622%2Fguessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71d3cafedef425b79b6269decb7e771c434eab22
[INFO] checking kliang622/guessing_game against master#336209eef13882bd1e211b24779584cb7ef911eb for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkliang622%2Fguessing_game" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kliang622/guessing_game on toolchain 336209eef13882bd1e211b24779584cb7ef911eb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kliang622/guessing_game
[INFO] finished tweaking git repo https://github.com/kliang622/guessing_game
[INFO] tweaked toml for git repo https://github.com/kliang622/guessing_game written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kliang622/guessing_game 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" "+336209eef13882bd1e211b24779584cb7ef911eb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dd93c8fe2296ab758fe1d9842075cf77e677eb1ae7fbf0861a319b2bba0f1b1
[INFO] running `Command { std: "docker" "start" "-a" "2dd93c8fe2296ab758fe1d9842075cf77e677eb1ae7fbf0861a319b2bba0f1b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dd93c8fe2296ab758fe1d9842075cf77e677eb1ae7fbf0861a319b2bba0f1b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd93c8fe2296ab758fe1d9842075cf77e677eb1ae7fbf0861a319b2bba0f1b1", kill_on_drop: false }`
[INFO] [stdout] 2dd93c8fe2296ab758fe1d9842075cf77e677eb1ae7fbf0861a319b2bba0f1b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93b9ec96e8e7f738cb9e2cb4fcd2a9911bffe715b27819767f7ac5b3f8ec2899
[INFO] running `Command { std: "docker" "start" "-a" "93b9ec96e8e7f738cb9e2cb4fcd2a9911bffe715b27819767f7ac5b3f8ec2899", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target" to rootfs at "/opt/rustwide/target": mkdir /var/lib/docker/overlay2/9c77e65fd84bde334fde1b1bcd2f2fd0396ecdc0bb2a8b9cf6855490eec617be/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "93b9ec96e8e7f738cb9e2cb4fcd2a9911bffe715b27819767f7ac5b3f8ec2899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b9ec96e8e7f738cb9e2cb4fcd2a9911bffe715b27819767f7ac5b3f8ec2899", kill_on_drop: false }`
[INFO] [stdout] 93b9ec96e8e7f738cb9e2cb4fcd2a9911bffe715b27819767f7ac5b3f8ec2899