[INFO] fetching crate ctags-sys 0.1.0...
[INFO] documenting ctags-sys-0.1.0 against 1.86.0 for beta-1.87-rustdoc-1
[INFO] extracting crate ctags-sys 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ctags-sys 0.1.0 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 ctags-sys 0.1.0
[INFO] finished tweaking crates.io crate ctags-sys 0.1.0
[INFO] tweaked toml for crates.io crate ctags-sys 0.1.0 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]     Blocking waiting for file lock on package cache
[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-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] 6694788a2b2155bd1e78ae4a32dde613baa97e90809b1282e7f1a09ac99e4e0c
[INFO] running `Command { std: "docker" "start" "-a" "6694788a2b2155bd1e78ae4a32dde613baa97e90809b1282e7f1a09ac99e4e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6694788a2b2155bd1e78ae4a32dde613baa97e90809b1282e7f1a09ac99e4e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6694788a2b2155bd1e78ae4a32dde613baa97e90809b1282e7f1a09ac99e4e0c", kill_on_drop: false }`
[INFO] [stdout] 6694788a2b2155bd1e78ae4a32dde613baa97e90809b1282e7f1a09ac99e4e0c
[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] afe8b8211c7f65296f13c88700d27f9a4e3bae53b959185975f4b509f2e0f619
[INFO] running `Command { std: "docker" "start" "-a" "afe8b8211c7f65296f13c88700d27f9a4e3bae53b959185975f4b509f2e0f619", kill_on_drop: false }`
[INFO] [stderr]  Documenting ctags-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/ctags_sys/index.html
[INFO] running `Command { std: "docker" "inspect" "afe8b8211c7f65296f13c88700d27f9a4e3bae53b959185975f4b509f2e0f619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe8b8211c7f65296f13c88700d27f9a4e3bae53b959185975f4b509f2e0f619", kill_on_drop: false }`
[INFO] [stdout] afe8b8211c7f65296f13c88700d27f9a4e3bae53b959185975f4b509f2e0f619
[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] 7737b6782b445d13d2af5e0279c3048af4604c4a4d61575a5278633748de19d7
[INFO] running `Command { std: "docker" "start" "-a" "7737b6782b445d13d2af5e0279c3048af4604c4a4d61575a5278633748de19d7", kill_on_drop: false }`
[INFO] [stderr]  Documenting ctags-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/ctags_sys/index.html
[INFO] running `Command { std: "docker" "inspect" "7737b6782b445d13d2af5e0279c3048af4604c4a4d61575a5278633748de19d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7737b6782b445d13d2af5e0279c3048af4604c4a4d61575a5278633748de19d7", kill_on_drop: false }`
[INFO] [stdout] 7737b6782b445d13d2af5e0279c3048af4604c4a4d61575a5278633748de19d7