[INFO] fetching crate chord-web 0.1.21...
[INFO] documenting chord-web-0.1.21 against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate chord-web 0.1.21 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate chord-web 0.1.21 on toolchain 6ee483316d2e4581572121d60a955affb2032eb3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chord-web 0.1.21
[INFO] finished tweaking crates.io crate chord-web 0.1.21
[INFO] tweaked toml for crates.io crate chord-web 0.1.21 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate chord-web 0.1.21 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "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" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84074e7ffd5650c2c8165bf1b98b799b003efc9094f25e7cf53cea77a4a958de
[INFO] running `Command { std: "docker" "start" "-a" "84074e7ffd5650c2c8165bf1b98b799b003efc9094f25e7cf53cea77a4a958de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84074e7ffd5650c2c8165bf1b98b799b003efc9094f25e7cf53cea77a4a958de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84074e7ffd5650c2c8165bf1b98b799b003efc9094f25e7cf53cea77a4a958de", kill_on_drop: false }`
[INFO] [stdout] 84074e7ffd5650c2c8165bf1b98b799b003efc9094f25e7cf53cea77a4a958de
[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" "+6ee483316d2e4581572121d60a955affb2032eb3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 99238b0eb12db0a1e7c697cb89396fa0db77b33e6a8436e4db0db325cc070713
[INFO] running `Command { std: "docker" "start" "-a" "99238b0eb12db0a1e7c697cb89396fa0db77b33e6a8436e4db0db325cc070713", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
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[INFO] [stderr]     Scraping chord-web v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting chord-web v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "99238b0eb12db0a1e7c697cb89396fa0db77b33e6a8436e4db0db325cc070713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99238b0eb12db0a1e7c697cb89396fa0db77b33e6a8436e4db0db325cc070713", kill_on_drop: false }`
[INFO] [stdout] 99238b0eb12db0a1e7c697cb89396fa0db77b33e6a8436e4db0db325cc070713