[INFO] fetching crate umka 0.1.0...
[INFO] documenting umka-0.1.0 against beta-2026-01-26 for beta-1.94-rustdoc-2
[INFO] extracting crate umka 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate umka 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate umka 0.1.0
[INFO] tweaked toml for crates.io crate umka 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate umka 0.1.0 on toolchain beta-2026-01-26
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-26" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate umka 0.1.0 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" "+beta-2026-01-26" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-26" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10ee46afe1761d82cc5ed6d92584b1046c02ef8d1f202ec7373e9268106b0e17
[INFO] running `Command { std: "docker" "start" "-a" "10ee46afe1761d82cc5ed6d92584b1046c02ef8d1f202ec7373e9268106b0e17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10ee46afe1761d82cc5ed6d92584b1046c02ef8d1f202ec7373e9268106b0e17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10ee46afe1761d82cc5ed6d92584b1046c02ef8d1f202ec7373e9268106b0e17", kill_on_drop: false }`
[INFO] [stdout] 10ee46afe1761d82cc5ed6d92584b1046c02ef8d1f202ec7373e9268106b0e17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-26" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd8a0bd9ce06988088d5ca14b40c33869f2fbbb5c031b528accbefc7fe552c70
[INFO] running `Command { std: "docker" "start" "-a" "dd8a0bd9ce06988088d5ca14b40c33869f2fbbb5c031b528accbefc7fe552c70", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.113
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling umka-sys v0.1.0
[INFO] [stderr]  Documenting umka v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.02s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/umka/index.html
[INFO] running `Command { std: "docker" "inspect" "dd8a0bd9ce06988088d5ca14b40c33869f2fbbb5c031b528accbefc7fe552c70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8a0bd9ce06988088d5ca14b40c33869f2fbbb5c031b528accbefc7fe552c70", kill_on_drop: false }`
[INFO] [stdout] dd8a0bd9ce06988088d5ca14b40c33869f2fbbb5c031b528accbefc7fe552c70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-26" "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] effce55b9d6d5cb1ee6cb70c992eb6d93d65a1a68f15de96560280b0e147cd70
[INFO] running `Command { std: "docker" "start" "-a" "effce55b9d6d5cb1ee6cb70c992eb6d93d65a1a68f15de96560280b0e147cd70", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling syn v2.0.113
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling umka-sys v0.1.0
[INFO] [stderr]  Documenting umka v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.24s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/umka/index.html
[INFO] running `Command { std: "docker" "inspect" "effce55b9d6d5cb1ee6cb70c992eb6d93d65a1a68f15de96560280b0e147cd70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "effce55b9d6d5cb1ee6cb70c992eb6d93d65a1a68f15de96560280b0e147cd70", kill_on_drop: false }`
[INFO] [stdout] effce55b9d6d5cb1ee6cb70c992eb6d93d65a1a68f15de96560280b0e147cd70