[INFO] fetching crate fprint 0.1.1...
[INFO] documenting fprint-0.1.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate fprint 0.1.1 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate fprint 0.1.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fprint 0.1.1
[INFO] finished tweaking crates.io crate fprint 0.1.1
[INFO] tweaked toml for crates.io crate fprint 0.1.1 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5903c816d990589afefa550e9c48033e88fbd25b8c6e4b31dd6d62266f3e9d34
[INFO] running `Command { std: "docker" "start" "-a" "5903c816d990589afefa550e9c48033e88fbd25b8c6e4b31dd6d62266f3e9d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5903c816d990589afefa550e9c48033e88fbd25b8c6e4b31dd6d62266f3e9d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5903c816d990589afefa550e9c48033e88fbd25b8c6e4b31dd6d62266f3e9d34", kill_on_drop: false }`
[INFO] [stdout] 5903c816d990589afefa550e9c48033e88fbd25b8c6e4b31dd6d62266f3e9d34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e070dbd5a49c3e0e5532e23fe25b3f05b713f106040f52060a837dc21bf7cc80
[INFO] running `Command { std: "docker" "start" "-a" "e070dbd5a49c3e0e5532e23fe25b3f05b713f106040f52060a837dc21bf7cc80", kill_on_drop: false }`
[INFO] [stderr]  Documenting fprint v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lib.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  |   /// ```rust
[INFO] [stdout]    |  _____^
[INFO] [stdout] 6  | | /// use std::io::Read;
[INFO] [stdout] 7  | | ///
[INFO] [stdout] 8  | | /// fn main() 
[INFO] [stdout] ...  |
[INFO] [stdout] 11 | | ///     io::stdin().read_line(&mut buffer);
[INFO] [stdout] 12 | | /// }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]    = note: error from rustc: unexpected closing delimiter: `}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "e070dbd5a49c3e0e5532e23fe25b3f05b713f106040f52060a837dc21bf7cc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e070dbd5a49c3e0e5532e23fe25b3f05b713f106040f52060a837dc21bf7cc80", kill_on_drop: false }`
[INFO] [stdout] e070dbd5a49c3e0e5532e23fe25b3f05b713f106040f52060a837dc21bf7cc80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] b81e1d6898b6715c54fa46c88253e25e4298350a9c6c2c17743553510a1c9bd0
[INFO] running `Command { std: "docker" "start" "-a" "b81e1d6898b6715c54fa46c88253e25e4298350a9c6c2c17743553510a1c9bd0", kill_on_drop: false }`
[INFO] [stderr]  Documenting fprint v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lib.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  |   /// ```rust
[INFO] [stdout]    |  _____^
[INFO] [stdout] 6  | | /// use std::io::Read;
[INFO] [stdout] 7  | | ///
[INFO] [stdout] 8  | | /// fn main() 
[INFO] [stdout] ...  |
[INFO] [stdout] 11 | | ///     io::stdin().read_line(&mut buffer);
[INFO] [stdout] 12 | | /// }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]    = note: error from rustc: unexpected closing delimiter: `}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "b81e1d6898b6715c54fa46c88253e25e4298350a9c6c2c17743553510a1c9bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81e1d6898b6715c54fa46c88253e25e4298350a9c6c2c17743553510a1c9bd0", kill_on_drop: false }`
[INFO] [stdout] b81e1d6898b6715c54fa46c88253e25e4298350a9c6c2c17743553510a1c9bd0