[INFO] fetching crate derive-masked 0.1.0...
[INFO] documenting derive-masked-0.1.0 against 1.86.0 for beta-1.87-rustdoc-2
[INFO] extracting crate derive-masked 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate derive-masked 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 derive-masked 0.1.0
[INFO] finished tweaking crates.io crate derive-masked 0.1.0
[INFO] tweaked toml for crates.io crate derive-masked 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate derive-masked 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" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.86
[INFO] [stderr]   Downloaded syn v2.0.67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7c9c18f20a47a5d497ae87b46b0eb21bbe9d846751060b9fcc0c61b8c411589e
[INFO] running `Command { std: "docker" "start" "-a" "7c9c18f20a47a5d497ae87b46b0eb21bbe9d846751060b9fcc0c61b8c411589e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c9c18f20a47a5d497ae87b46b0eb21bbe9d846751060b9fcc0c61b8c411589e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9c18f20a47a5d497ae87b46b0eb21bbe9d846751060b9fcc0c61b8c411589e", kill_on_drop: false }`
[INFO] [stdout] 7c9c18f20a47a5d497ae87b46b0eb21bbe9d846751060b9fcc0c61b8c411589e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 857650cd2eed8c7607eb02238923c3856ca09fcb731550d3f8764990e6ca15d6
[INFO] running `Command { std: "docker" "start" "-a" "857650cd2eed8c7607eb02238923c3856ca09fcb731550d3f8764990e6ca15d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v2.0.67
[INFO] [stderr]  Documenting derive-masked v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.35s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/derive_masked/index.html
[INFO] running `Command { std: "docker" "inspect" "857650cd2eed8c7607eb02238923c3856ca09fcb731550d3f8764990e6ca15d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857650cd2eed8c7607eb02238923c3856ca09fcb731550d3f8764990e6ca15d6", kill_on_drop: false }`
[INFO] [stdout] 857650cd2eed8c7607eb02238923c3856ca09fcb731550d3f8764990e6ca15d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b6172565e5fe46377a111dac20b12bed506f9fa37a8f3b7b2d42ec4317e5190d
[INFO] running `Command { std: "docker" "start" "-a" "b6172565e5fe46377a111dac20b12bed506f9fa37a8f3b7b2d42ec4317e5190d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v2.0.67
[INFO] [stderr]  Documenting derive-masked v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.87s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/derive_masked/index.html
[INFO] running `Command { std: "docker" "inspect" "b6172565e5fe46377a111dac20b12bed506f9fa37a8f3b7b2d42ec4317e5190d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6172565e5fe46377a111dac20b12bed506f9fa37a8f3b7b2d42ec4317e5190d", kill_on_drop: false }`
[INFO] [stdout] b6172565e5fe46377a111dac20b12bed506f9fa37a8f3b7b2d42ec4317e5190d