[INFO] cloning repository https://github.com/tEgRaT/learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tEgRaT/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtEgRaT%2Flearn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtEgRaT%2Flearn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 256d8f105c3d420ab4ed7e6088afd36e88001d7a
[INFO] checking tEgRaT/learn-rust against master#0f353363965ebf05e0757f7679c800b39c51a07e for pr-144896
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtEgRaT%2Flearn-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tEgRaT/learn-rust
[INFO] finished tweaking git repo https://github.com/tEgRaT/learn-rust
[INFO] tweaked toml for git repo https://github.com/tEgRaT/learn-rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tEgRaT/learn-rust on toolchain 0f353363965ebf05e0757f7679c800b39c51a07e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tEgRaT/learn-rust 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" "+0f353363965ebf05e0757f7679c800b39c51a07e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13ba7ad8b857e992f94cbce82cf0e14a15417e46f907386266e3050328cf1c0a
[INFO] running `Command { std: "docker" "start" "-a" "13ba7ad8b857e992f94cbce82cf0e14a15417e46f907386266e3050328cf1c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13ba7ad8b857e992f94cbce82cf0e14a15417e46f907386266e3050328cf1c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ba7ad8b857e992f94cbce82cf0e14a15417e46f907386266e3050328cf1c0a", kill_on_drop: false }`
[INFO] [stdout] 13ba7ad8b857e992f94cbce82cf0e14a15417e46f907386266e3050328cf1c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d75b367362bfb16b30ae45ca46684645f16705b5b743b822f99be21d65984e7
[INFO] running `Command { std: "docker" "start" "-a" "6d75b367362bfb16b30ae45ca46684645f16705b5b743b822f99be21d65984e7", 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/6d75b367362bfb16b30ae45ca46684645f16705b5b743b822f99be21d65984e7: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "6d75b367362bfb16b30ae45ca46684645f16705b5b743b822f99be21d65984e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d75b367362bfb16b30ae45ca46684645f16705b5b743b822f99be21d65984e7", kill_on_drop: false }`
[INFO] [stdout] 6d75b367362bfb16b30ae45ca46684645f16705b5b743b822f99be21d65984e7