[INFO] cloning repository https://github.com/krzyczak/roman_numerals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krzyczak/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrzyczak%2Froman_numerals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrzyczak%2Froman_numerals'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrzyczak%2Froman_numerals: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/krzyczak/roman_numerals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krzyczak/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrzyczak%2Froman_numerals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrzyczak%2Froman_numerals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 129bc063ac03ebf2e748a303f0a9360e45d11b77
[INFO] documenting krzyczak/roman_numerals against 1.86.0 for beta-1.87-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrzyczak%2Froman_numerals" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krzyczak/roman_numerals 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/krzyczak/roman_numerals
[INFO] finished tweaking git repo https://github.com/krzyczak/roman_numerals
[INFO] tweaked toml for git repo https://github.com/krzyczak/roman_numerals written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/krzyczak/roman_numerals 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 197d5292225d45fbd7ca69d93b2b7318ed4fa399b62ff1121f54a2edbaaf28d3
[INFO] running `Command { std: "docker" "start" "-a" "197d5292225d45fbd7ca69d93b2b7318ed4fa399b62ff1121f54a2edbaaf28d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "197d5292225d45fbd7ca69d93b2b7318ed4fa399b62ff1121f54a2edbaaf28d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197d5292225d45fbd7ca69d93b2b7318ed4fa399b62ff1121f54a2edbaaf28d3", kill_on_drop: false }`
[INFO] [stdout] 197d5292225d45fbd7ca69d93b2b7318ed4fa399b62ff1121f54a2edbaaf28d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b5d3f464d8de27552f43cb40248e06a65f60a40a13217a9b8f2932e4da1ac37
[INFO] running `Command { std: "docker" "start" "-a" "9b5d3f464d8de27552f43cb40248e06a65f60a40a13217a9b8f2932e4da1ac37", 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/cargo-home" to rootfs at "/opt/rustwide/cargo-home": mkdir /var/lib/docker/overlay2/a2048891cf2c089985a840639dd04ba66c9b736d9bf3410bf45151e9d5df1667/merged/opt/rustwide/cargo-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "9b5d3f464d8de27552f43cb40248e06a65f60a40a13217a9b8f2932e4da1ac37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b5d3f464d8de27552f43cb40248e06a65f60a40a13217a9b8f2932e4da1ac37", kill_on_drop: false }`
[INFO] [stdout] 9b5d3f464d8de27552f43cb40248e06a65f60a40a13217a9b8f2932e4da1ac37