[INFO] fetching crate rust_gui_macros 0.2.1...
[INFO] documenting rust_gui_macros-0.2.1 against nightly for scrape-examples
[INFO] extracting crate rust_gui_macros 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rust_gui_macros 0.2.1 on toolchain nightly
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_gui_macros 0.2.1
[INFO] finished tweaking crates.io crate rust_gui_macros 0.2.1
[INFO] tweaked toml for crates.io crate rust_gui_macros 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rust_gui_macros 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea22cb47ba3d88314771a198dea692bb91380c8fc86a79b0c6ce9a3e104642c0
[INFO] running `Command { std: "docker" "start" "-a" "ea22cb47ba3d88314771a198dea692bb91380c8fc86a79b0c6ce9a3e104642c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea22cb47ba3d88314771a198dea692bb91380c8fc86a79b0c6ce9a3e104642c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea22cb47ba3d88314771a198dea692bb91380c8fc86a79b0c6ce9a3e104642c0", kill_on_drop: false }`
[INFO] [stdout] ea22cb47ba3d88314771a198dea692bb91380c8fc86a79b0c6ce9a3e104642c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ef2e04b5493ca24f2d295f02b9f7cb6fd562ea677d775e1ddbfdba2b60a4314
[INFO] running `Command { std: "docker" "start" "-a" "6ef2e04b5493ca24f2d295f02b9f7cb6fd562ea677d775e1ddbfdba2b60a4314", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]     Checking unicode-xid v0.2.3
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting rust_gui_macros v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "6ef2e04b5493ca24f2d295f02b9f7cb6fd562ea677d775e1ddbfdba2b60a4314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef2e04b5493ca24f2d295f02b9f7cb6fd562ea677d775e1ddbfdba2b60a4314", kill_on_drop: false }`
[INFO] [stdout] 6ef2e04b5493ca24f2d295f02b9f7cb6fd562ea677d775e1ddbfdba2b60a4314
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "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] 9485acf36c4209001f7e1508fe5922438278d8fafe5510bc92f73e40da0eb0c4
[INFO] running `Command { std: "docker" "start" "-a" "9485acf36c4209001f7e1508fe5922438278d8fafe5510bc92f73e40da0eb0c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting rust_gui_macros v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "9485acf36c4209001f7e1508fe5922438278d8fafe5510bc92f73e40da0eb0c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9485acf36c4209001f7e1508fe5922438278d8fafe5510bc92f73e40da0eb0c4", kill_on_drop: false }`
[INFO] [stdout] 9485acf36c4209001f7e1508fe5922438278d8fafe5510bc92f73e40da0eb0c4