[INFO] fetching crate shrinkwraprs 0.3.0...
[INFO] documenting shrinkwraprs-0.3.0 against nightly for scrape-examples
[INFO] extracting crate shrinkwraprs 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate shrinkwraprs 0.3.0 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 shrinkwraprs 0.3.0
[INFO] finished tweaking crates.io crate shrinkwraprs 0.3.0
[INFO] tweaked toml for crates.io crate shrinkwraprs 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate shrinkwraprs 0.3.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.8
[INFO] [stderr]   Downloaded itertools v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 247502f033870e9593c5bb6960f755f32b420ab81ac506366a4d4a277ad4e5b1
[INFO] running `Command { std: "docker" "start" "-a" "247502f033870e9593c5bb6960f755f32b420ab81ac506366a4d4a277ad4e5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "247502f033870e9593c5bb6960f755f32b420ab81ac506366a4d4a277ad4e5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "247502f033870e9593c5bb6960f755f32b420ab81ac506366a4d4a277ad4e5b1", kill_on_drop: false }`
[INFO] [stdout] 247502f033870e9593c5bb6960f755f32b420ab81ac506366a4d4a277ad4e5b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 715948202f46a7e24376a6dfea02a569e3a36768b1712dfb9a206d923622232c
[INFO] running `Command { std: "docker" "start" "-a" "715948202f46a7e24376a6dfea02a569e3a36768b1712dfb9a206d923622232c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking itertools v0.8.1
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]  Documenting shrinkwraprs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "715948202f46a7e24376a6dfea02a569e3a36768b1712dfb9a206d923622232c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715948202f46a7e24376a6dfea02a569e3a36768b1712dfb9a206d923622232c", kill_on_drop: false }`
[INFO] [stdout] 715948202f46a7e24376a6dfea02a569e3a36768b1712dfb9a206d923622232c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+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] e367091c457de1e919663cde829547c859d2e0491e9058023b0c4b657cf62f60
[INFO] running `Command { std: "docker" "start" "-a" "e367091c457de1e919663cde829547c859d2e0491e9058023b0c4b657cf62f60", kill_on_drop: false }`
[INFO] [stderr]  Documenting shrinkwraprs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "e367091c457de1e919663cde829547c859d2e0491e9058023b0c4b657cf62f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e367091c457de1e919663cde829547c859d2e0491e9058023b0c4b657cf62f60", kill_on_drop: false }`
[INFO] [stdout] e367091c457de1e919663cde829547c859d2e0491e9058023b0c4b657cf62f60