[INFO] fetching crate reaktor 0.12.0...
[INFO] documenting reaktor-0.12.0 against try#3c7dddbc0604180131c7b80915fdff01a092c675 for pr-104889
[INFO] extracting crate reaktor 0.12.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate reaktor 0.12.0 on toolchain 3c7dddbc0604180131c7b80915fdff01a092c675
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reaktor 0.12.0
[INFO] finished tweaking crates.io crate reaktor 0.12.0
[INFO] tweaked toml for crates.io crate reaktor 0.12.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45e4e85b30727bc93425fb02a7993250702da302945989b7677a89aa5ec27d40
[INFO] running `Command { std: "docker" "start" "-a" "45e4e85b30727bc93425fb02a7993250702da302945989b7677a89aa5ec27d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45e4e85b30727bc93425fb02a7993250702da302945989b7677a89aa5ec27d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45e4e85b30727bc93425fb02a7993250702da302945989b7677a89aa5ec27d40", kill_on_drop: false }`
[INFO] [stdout] 45e4e85b30727bc93425fb02a7993250702da302945989b7677a89aa5ec27d40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccd81bae40c387f8c0ca1b50e1a1f44123971987e78c41554e03cdedfb39b5e1
[INFO] running `Command { std: "docker" "start" "-a" "ccd81bae40c387f8c0ca1b50e1a1f44123971987e78c41554e03cdedfb39b5e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]     Checking unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]  Documenting reaktor v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "ccd81bae40c387f8c0ca1b50e1a1f44123971987e78c41554e03cdedfb39b5e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd81bae40c387f8c0ca1b50e1a1f44123971987e78c41554e03cdedfb39b5e1", kill_on_drop: false }`
[INFO] [stdout] ccd81bae40c387f8c0ca1b50e1a1f44123971987e78c41554e03cdedfb39b5e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61e47dddbb00447297c178b6804e4b7e185a26fcdb35bf5b1bee2b59e588ca08
[INFO] running `Command { std: "docker" "start" "-a" "61e47dddbb00447297c178b6804e4b7e185a26fcdb35bf5b1bee2b59e588ca08", kill_on_drop: false }`
[INFO] [stderr]  Documenting reaktor v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "61e47dddbb00447297c178b6804e4b7e185a26fcdb35bf5b1bee2b59e588ca08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61e47dddbb00447297c178b6804e4b7e185a26fcdb35bf5b1bee2b59e588ca08", kill_on_drop: false }`
[INFO] [stdout] 61e47dddbb00447297c178b6804e4b7e185a26fcdb35bf5b1bee2b59e588ca08