[INFO] fetching crate distill-serde-importable-derive 0.0.3...
[INFO] documenting distill-serde-importable-derive-0.0.3 against 1.86.0 for beta-1.87-rustdoc-1
[INFO] extracting crate distill-serde-importable-derive 0.0.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate distill-serde-importable-derive 0.0.3 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 distill-serde-importable-derive 0.0.3
[INFO] finished tweaking crates.io crate distill-serde-importable-derive 0.0.3
[INFO] tweaked toml for crates.io crate distill-serde-importable-derive 0.0.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.100)
[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-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] cf2711173cdb142ccca40208cbb7c75b053adb2d01f6ddd3c5aac50500eec917
[INFO] running `Command { std: "docker" "start" "-a" "cf2711173cdb142ccca40208cbb7c75b053adb2d01f6ddd3c5aac50500eec917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf2711173cdb142ccca40208cbb7c75b053adb2d01f6ddd3c5aac50500eec917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf2711173cdb142ccca40208cbb7c75b053adb2d01f6ddd3c5aac50500eec917", kill_on_drop: false }`
[INFO] [stdout] cf2711173cdb142ccca40208cbb7c75b053adb2d01f6ddd3c5aac50500eec917
[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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b20bc4e46b463d7e466484878f854c4bf03c8e4981104fc79186ac7823b764d2
[INFO] running `Command { std: "docker" "start" "-a" "b20bc4e46b463d7e466484878f854c4bf03c8e4981104fc79186ac7823b764d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]  Documenting distill-serde-importable-derive v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.88s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/distill_serde_importable_derive/index.html
[INFO] running `Command { std: "docker" "inspect" "b20bc4e46b463d7e466484878f854c4bf03c8e4981104fc79186ac7823b764d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20bc4e46b463d7e466484878f854c4bf03c8e4981104fc79186ac7823b764d2", kill_on_drop: false }`
[INFO] [stdout] b20bc4e46b463d7e466484878f854c4bf03c8e4981104fc79186ac7823b764d2
[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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e95422da960121ff8cf39eb219dea249ea51a89e71ebf48d7b8be5a0f91300fb
[INFO] running `Command { std: "docker" "start" "-a" "e95422da960121ff8cf39eb219dea249ea51a89e71ebf48d7b8be5a0f91300fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr] error: failed to run custom build command for `proc-macro2 v1.0.95`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/proc-macro2-bfdafc8cdbd41283/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(fuzzing)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(no_is_available)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(no_literal_byte_character)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(no_literal_c_string)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(no_source_text)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(proc_macro_span)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(procmacro2_backtrace)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(procmacro2_nightly_testing)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(procmacro2_semver_exempt)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(randomize_layout)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(span_locations)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(super_unstable)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(wrap_proc_macro)
[INFO] [stderr]   cargo:rustc-cfg=procmacro2_semver_exempt
[INFO] [stderr]   cargo:rustc-cfg=span_locations
[INFO] [stderr]   cargo:rerun-if-changed=build/probe.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Failed to create /opt/rustwide/target/debug/build/proc-macro2-cbe4428afe4233c1/out/probe: No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "e95422da960121ff8cf39eb219dea249ea51a89e71ebf48d7b8be5a0f91300fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e95422da960121ff8cf39eb219dea249ea51a89e71ebf48d7b8be5a0f91300fb", kill_on_drop: false }`
[INFO] [stdout] e95422da960121ff8cf39eb219dea249ea51a89e71ebf48d7b8be5a0f91300fb