[INFO] cloning repository https://github.com/overvenus/heapsz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/overvenus/heapsz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovervenus%2Fheapsz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovervenus%2Fheapsz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 224da67dccb955946f097c0744d0359a9f0058fc
[INFO] checking overvenus/heapsz against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovervenus%2Fheapsz" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/overvenus/heapsz on toolchain cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/overvenus/heapsz
[INFO] finished tweaking git repo https://github.com/overvenus/heapsz
[INFO] tweaked toml for git repo https://github.com/overvenus/heapsz written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding protobuf v2.28.0 (available: v3.7.1)
[INFO] [stderr]       Adding snapbox v0.5.14 (available: v0.6.21)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded target-triple v0.1.3
[INFO] [stderr]   Downloaded snapbox-macros v0.3.10
[INFO] [stderr]   Downloaded trybuild v1.0.103
[INFO] [stderr]   Downloaded snapbox v0.5.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce0ddfade1e40d51b788c362593144411245021d84303f7cafce2d2208d3e375
[INFO] running `Command { std: "docker" "start" "-a" "ce0ddfade1e40d51b788c362593144411245021d84303f7cafce2d2208d3e375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce0ddfade1e40d51b788c362593144411245021d84303f7cafce2d2208d3e375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0ddfade1e40d51b788c362593144411245021d84303f7cafce2d2208d3e375", kill_on_drop: false }`
[INFO] [stdout] ce0ddfade1e40d51b788c362593144411245021d84303f7cafce2d2208d3e375
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5e2e4d05fc990d712eb2bebab9c55ea9df508c9c94533c4af5dd98bf75f3e97
[INFO] running `Command { std: "docker" "start" "-a" "c5e2e4d05fc990d712eb2bebab9c55ea9df508c9c94533c4af5dd98bf75f3e97", 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-4-tc1/target" to rootfs at "/opt/rustwide/target": mkdir /var/lib/docker/overlay2/1969a5fd5e38ff438538f90a9ab46791356650e268fdafd258c59df6a0ebcf06/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "c5e2e4d05fc990d712eb2bebab9c55ea9df508c9c94533c4af5dd98bf75f3e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e2e4d05fc990d712eb2bebab9c55ea9df508c9c94533c4af5dd98bf75f3e97", kill_on_drop: false }`
[INFO] [stdout] c5e2e4d05fc990d712eb2bebab9c55ea9df508c9c94533c4af5dd98bf75f3e97