[INFO] cloning repository https://github.com/zsytssk/chalang-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zsytssk/chalang-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzsytssk%2Fchalang-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzsytssk%2Fchalang-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 882a0220985028688f9c62cd546f645bab3e7561
[INFO] documenting zsytssk/chalang-test against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzsytssk%2Fchalang-test" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zsytssk/chalang-test 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 git repo https://github.com/zsytssk/chalang-test
[INFO] finished tweaking git repo https://github.com/zsytssk/chalang-test
[INFO] tweaked toml for git repo https://github.com/zsytssk/chalang-test written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/zsytssk/chalang-test already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] f156ca219af456b035d3d5b5cb98265623de20455a18f509b6f33ee171982e41
[INFO] running `Command { std: "docker" "start" "-a" "f156ca219af456b035d3d5b5cb98265623de20455a18f509b6f33ee171982e41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f156ca219af456b035d3d5b5cb98265623de20455a18f509b6f33ee171982e41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f156ca219af456b035d3d5b5cb98265623de20455a18f509b6f33ee171982e41", kill_on_drop: false }`
[INFO] [stdout] f156ca219af456b035d3d5b5cb98265623de20455a18f509b6f33ee171982e41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] a6fd790ee82400957825004872e6fbe0b7cb828d2a3cbe24ac86597c703688c7
[INFO] running `Command { std: "docker" "start" "-a" "a6fd790ee82400957825004872e6fbe0b7cb828d2a3cbe24ac86597c703688c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]  Documenting adder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `!` or `::`, found `;`
[INFO] [stdout]  --> src/main.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |  pest::Parser;
[INFO] [stdout]   |              ^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `adder`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name adder src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=2128237ff49128ea -L dependency=/opt/rustwide/target/debug/deps --extern pest=/opt/rustwide/target/debug/deps/libpest-bd314b53b30bd25c.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-6ff71bf5a299a9e7.so --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "a6fd790ee82400957825004872e6fbe0b7cb828d2a3cbe24ac86597c703688c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6fd790ee82400957825004872e6fbe0b7cb828d2a3cbe24ac86597c703688c7", kill_on_drop: false }`
[INFO] [stdout] a6fd790ee82400957825004872e6fbe0b7cb828d2a3cbe24ac86597c703688c7