[INFO] cloning repository https://github.com/nielssp/undergroundtomorrow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nielssp/undergroundtomorrow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielssp%2Fundergroundtomorrow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielssp%2Fundergroundtomorrow'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielssp%2Fundergroundtomorrow: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/nielssp/undergroundtomorrow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nielssp/undergroundtomorrow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielssp%2Fundergroundtomorrow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielssp%2Fundergroundtomorrow'...
[INFO] [stderr] fatal: write error: No space left on device
[INFO] [stderr] fatal: fetch-pack: invalid index-pack output
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/nielssp/undergroundtomorrow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nielssp/undergroundtomorrow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielssp%2Fundergroundtomorrow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielssp%2Fundergroundtomorrow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5ec91c589a41bc4389a7c5fbfefbe21bda31ba6
[INFO] testing nielssp/undergroundtomorrow against 1.86.0 for beta-1.87-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielssp%2Fundergroundtomorrow" "/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/nielssp/undergroundtomorrow on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nielssp/undergroundtomorrow
[INFO] finished tweaking git repo https://github.com/nielssp/undergroundtomorrow
[INFO] tweaked toml for git repo https://github.com/nielssp/undergroundtomorrow written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nielssp/undergroundtomorrow 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" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-global-executor v2.1.0
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d7e54679090652df61f6681de19ed1d7b07a29e4a8bd79faed675f161ea4f45
[INFO] running `Command { std: "docker" "start" "-a" "3d7e54679090652df61f6681de19ed1d7b07a29e4a8bd79faed675f161ea4f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d7e54679090652df61f6681de19ed1d7b07a29e4a8bd79faed675f161ea4f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d7e54679090652df61f6681de19ed1d7b07a29e4a8bd79faed675f161ea4f45", kill_on_drop: false }`
[INFO] [stdout] 3d7e54679090652df61f6681de19ed1d7b07a29e4a8bd79faed675f161ea4f45
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cb8fe907098062fd2d1aae2109171ba1fc2ce7172e372fe1477547fddb4e846
[INFO] running `Command { std: "docker" "start" "-a" "9cb8fe907098062fd2d1aae2109171ba1fc2ce7172e372fe1477547fddb4e846", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/.fingerprint/rand_core-912cf945fe75bf33`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "9cb8fe907098062fd2d1aae2109171ba1fc2ce7172e372fe1477547fddb4e846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cb8fe907098062fd2d1aae2109171ba1fc2ce7172e372fe1477547fddb4e846", kill_on_drop: false }`
[INFO] [stdout] 9cb8fe907098062fd2d1aae2109171ba1fc2ce7172e372fe1477547fddb4e846