[INFO] cloning repository https://github.com/os2edu/rustlings-Natsuki0130
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/os2edu/rustlings-Natsuki0130" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos2edu%2Frustlings-Natsuki0130", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos2edu%2Frustlings-Natsuki0130'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b17030d86f16e08c9d44692db5a08147f6a1a892
[INFO] checking os2edu/rustlings-Natsuki0130 against master#092a284ba0421695f2032c947765429fd7095796 for pr-139763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos2edu%2Frustlings-Natsuki0130" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/os2edu/rustlings-Natsuki0130 on toolchain 092a284ba0421695f2032c947765429fd7095796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/os2edu/rustlings-Natsuki0130
[INFO] finished tweaking git repo https://github.com/os2edu/rustlings-Natsuki0130
[INFO] tweaked toml for git repo https://github.com/os2edu/rustlings-Natsuki0130 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/os2edu/rustlings-Natsuki0130 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" "+092a284ba0421695f2032c947765429fd7095796" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 740b83deb51f4ef7e5cddc0091543fa679f3754d0a8a9ab2b027d7a739f4ce6f
[INFO] running `Command { std: "docker" "start" "-a" "740b83deb51f4ef7e5cddc0091543fa679f3754d0a8a9ab2b027d7a739f4ce6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "740b83deb51f4ef7e5cddc0091543fa679f3754d0a8a9ab2b027d7a739f4ce6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740b83deb51f4ef7e5cddc0091543fa679f3754d0a8a9ab2b027d7a739f4ce6f", kill_on_drop: false }`
[INFO] [stdout] 740b83deb51f4ef7e5cddc0091543fa679f3754d0a8a9ab2b027d7a739f4ce6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f522057c0d05da072269df37fcfaaea365a9cf2add8158ceceb1209d1aeb5200
[INFO] running `Command { std: "docker" "start" "-a" "f522057c0d05da072269df37fcfaaea365a9cf2add8158ceceb1209d1aeb5200", 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-2-tc1/target" to rootfs at "/opt/rustwide/target": mkdir /var/lib/docker/overlay2/2632e6abd16db586d161540ec1b1061acc5e1cf63d3a61b5402c4812f50c0a4e/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "f522057c0d05da072269df37fcfaaea365a9cf2add8158ceceb1209d1aeb5200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f522057c0d05da072269df37fcfaaea365a9cf2add8158ceceb1209d1aeb5200", kill_on_drop: false }`
[INFO] [stdout] f522057c0d05da072269df37fcfaaea365a9cf2add8158ceceb1209d1aeb5200