[INFO] fetching crate dupnamegen 0.2.0...
[INFO] documenting dupnamegen-0.2.0 against 1.86.0 for beta-1.87-rustdoc-1
[INFO] extracting crate dupnamegen 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate dupnamegen 0.2.0 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 crates.io crate dupnamegen 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dupnamegen 0.2.0
[INFO] tweaked toml for crates.io crate dupnamegen 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate dupnamegen 0.2.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 226ed98e425b31cf4b5ded6fdeb19a5e08e331cab277fee5cbcabcd6a9851037
[INFO] running `Command { std: "docker" "start" "-a" "226ed98e425b31cf4b5ded6fdeb19a5e08e331cab277fee5cbcabcd6a9851037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "226ed98e425b31cf4b5ded6fdeb19a5e08e331cab277fee5cbcabcd6a9851037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226ed98e425b31cf4b5ded6fdeb19a5e08e331cab277fee5cbcabcd6a9851037", kill_on_drop: false }`
[INFO] [stdout] 226ed98e425b31cf4b5ded6fdeb19a5e08e331cab277fee5cbcabcd6a9851037
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 773273314c49374109c51db3c0625998534b09a1c470948979b7955af75f44ae
[INFO] running `Command { std: "docker" "start" "-a" "773273314c49374109c51db3c0625998534b09a1c470948979b7955af75f44ae", kill_on_drop: false }`
[INFO] [stderr]  Documenting dupnamegen v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/dupnamegen/index.html
[INFO] running `Command { std: "docker" "inspect" "773273314c49374109c51db3c0625998534b09a1c470948979b7955af75f44ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773273314c49374109c51db3c0625998534b09a1c470948979b7955af75f44ae", kill_on_drop: false }`
[INFO] [stdout] 773273314c49374109c51db3c0625998534b09a1c470948979b7955af75f44ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"--cfg\", \"docsrs\", \"--generate-link-to-definition\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 983e65429b53b029ab0264192b7cd7a8954e9c394c96848fa8e07a95a4510274
[INFO] running `Command { std: "docker" "start" "-a" "983e65429b53b029ab0264192b7cd7a8954e9c394c96848fa8e07a95a4510274", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetasDILJs/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "983e65429b53b029ab0264192b7cd7a8954e9c394c96848fa8e07a95a4510274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "983e65429b53b029ab0264192b7cd7a8954e9c394c96848fa8e07a95a4510274", kill_on_drop: false }`
[INFO] [stdout] 983e65429b53b029ab0264192b7cd7a8954e9c394c96848fa8e07a95a4510274