[INFO] cloning repository https://github.com/yusdacra/dream2nix-rust-discoverer-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yusdacra/dream2nix-rust-discoverer-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusdacra%2Fdream2nix-rust-discoverer-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusdacra%2Fdream2nix-rust-discoverer-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 713b4cc5faa48c7582f71c6baf69cc1e81128225
[INFO] checking yusdacra/dream2nix-rust-discoverer-bug against master#4b596bbd847672da87763b76171687d3544863c2 for pr-144544
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusdacra%2Fdream2nix-rust-discoverer-bug" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yusdacra/dream2nix-rust-discoverer-bug
[INFO] finished tweaking git repo https://github.com/yusdacra/dream2nix-rust-discoverer-bug
[INFO] tweaked toml for git repo https://github.com/yusdacra/dream2nix-rust-discoverer-bug written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yusdacra/dream2nix-rust-discoverer-bug on toolchain 4b596bbd847672da87763b76171687d3544863c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yusdacra/dream2nix-rust-discoverer-bug 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" "+4b596bbd847672da87763b76171687d3544863c2" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b9f472ec4b2b95ed317776cf9cb11a32a52ae22064295b17a8bc28c62ead38d
[INFO] running `Command { std: "docker" "start" "-a" "5b9f472ec4b2b95ed317776cf9cb11a32a52ae22064295b17a8bc28c62ead38d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b9f472ec4b2b95ed317776cf9cb11a32a52ae22064295b17a8bc28c62ead38d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b9f472ec4b2b95ed317776cf9cb11a32a52ae22064295b17a8bc28c62ead38d", kill_on_drop: false }`
[INFO] [stdout] 5b9f472ec4b2b95ed317776cf9cb11a32a52ae22064295b17a8bc28c62ead38d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2b7abc62ddf7f33080b7a0c65e12b4f8d7c02c33d4f336383e0417c95812784
[INFO] running `Command { std: "docker" "start" "-a" "a2b7abc62ddf7f33080b7a0c65e12b4f8d7c02c33d4f336383e0417c95812784", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "a2b7abc62ddf7f33080b7a0c65e12b4f8d7c02c33d4f336383e0417c95812784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2b7abc62ddf7f33080b7a0c65e12b4f8d7c02c33d4f336383e0417c95812784", kill_on_drop: false }`
[INFO] [stdout] a2b7abc62ddf7f33080b7a0c65e12b4f8d7c02c33d4f336383e0417c95812784