[INFO] cloning repository https://github.com/riquito/tuc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/riquito/tuc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friquito%2Ftuc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friquito%2Ftuc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6bcfd84e601e82c0b835a150c6118cab4a9baf19
[INFO] documenting riquito/tuc against 1.86.0 for beta-1.87-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friquito%2Ftuc" "/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/riquito/tuc 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/riquito/tuc
[INFO] finished tweaking git repo https://github.com/riquito/tuc
[INFO] tweaked toml for git repo https://github.com/riquito/tuc written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/riquito/tuc 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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded treeline v0.1.0
[INFO] [stderr]   Downloaded doc-comment v0.3.3
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded assert_cmd v2.0.16
[INFO] [stderr]   Downloaded anyhow v1.0.97
[INFO] [stderr]   Downloaded unicode-ident v1.0.12
[INFO] [stderr]   Downloaded serde_derive v1.0.196
[INFO] [stderr]   Downloaded proc-macro2 v1.0.78
[INFO] [stderr]   Downloaded predicates-core v1.0.6
[INFO] [stderr]   Downloaded predicates v3.1.3
[INFO] [stderr]   Downloaded aho-corasick v1.1.2
[INFO] [stderr]   Downloaded itoa v1.0.10
[INFO] [stderr]   Downloaded quote v1.0.35
[INFO] [stderr]   Downloaded serde v1.0.196
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded syn v2.0.49
[INFO] [stderr]   Downloaded pico-args v0.5.0
[INFO] [stderr]   Downloaded anstyle v1.0.0
[INFO] [stderr]   Downloaded ryu v1.0.16
[INFO] [stderr]   Downloaded predicates-tree v1.0.2
[INFO] [stderr]   Downloaded regex-automata v0.4.8
[INFO] [stderr]   Downloaded libc v0.2.155
[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] 6103e5b9f98a50b8bf1644728fdceaed8a85934a9acd94132b5b14ef1c083942
[INFO] running `Command { std: "docker" "start" "-a" "6103e5b9f98a50b8bf1644728fdceaed8a85934a9acd94132b5b14ef1c083942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6103e5b9f98a50b8bf1644728fdceaed8a85934a9acd94132b5b14ef1c083942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6103e5b9f98a50b8bf1644728fdceaed8a85934a9acd94132b5b14ef1c083942", kill_on_drop: false }`
[INFO] [stdout] 6103e5b9f98a50b8bf1644728fdceaed8a85934a9acd94132b5b14ef1c083942
[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] c804f9c0e7a0b44924f37dabf94349fabc4d803b341fe271eec6e2e6ccbf1e2d
[INFO] running `Command { std: "docker" "start" "-a" "c804f9c0e7a0b44924f37dabf94349fabc4d803b341fe271eec6e2e6ccbf1e2d", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]     Checking bstr v1.11.3
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]  Documenting tuc v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.01s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/tuc/index.html
[INFO] running `Command { std: "docker" "inspect" "c804f9c0e7a0b44924f37dabf94349fabc4d803b341fe271eec6e2e6ccbf1e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c804f9c0e7a0b44924f37dabf94349fabc4d803b341fe271eec6e2e6ccbf1e2d", kill_on_drop: false }`
[INFO] [stdout] c804f9c0e7a0b44924f37dabf94349fabc4d803b341fe271eec6e2e6ccbf1e2d
[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" "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" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9c03f3562f1bf3e6da473354d1113e746375f9b134adb03d7a6af00bc1f9ca2
[INFO] running `Command { std: "docker" "start" "-a" "f9c03f3562f1bf3e6da473354d1113e746375f9b134adb03d7a6af00bc1f9ca2", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]  Documenting tuc v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/tuc/index.html
[INFO] running `Command { std: "docker" "inspect" "f9c03f3562f1bf3e6da473354d1113e746375f9b134adb03d7a6af00bc1f9ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c03f3562f1bf3e6da473354d1113e746375f9b134adb03d7a6af00bc1f9ca2", kill_on_drop: false }`
[INFO] [stdout] f9c03f3562f1bf3e6da473354d1113e746375f9b134adb03d7a6af00bc1f9ca2