[INFO] cloning repository https://github.com/rmc8/rustbook_chap4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rmc8/rustbook_chap4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmc8%2Frustbook_chap4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmc8%2Frustbook_chap4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82b26005646a693ef1d840f6dd11909017e2ba6d
[INFO] documenting rmc8/rustbook_chap4 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmc8%2Frustbook_chap4" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rmc8/rustbook_chap4 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rmc8/rustbook_chap4
[INFO] finished tweaking git repo https://github.com/rmc8/rustbook_chap4
[INFO] tweaked toml for git repo https://github.com/rmc8/rustbook_chap4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/rmc8/rustbook_chap4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2df971bbed51b43d9f90085d4e542aeb1172854104be307397383dfa48223db
[INFO] running `Command { std: "docker" "start" "-a" "a2df971bbed51b43d9f90085d4e542aeb1172854104be307397383dfa48223db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2df971bbed51b43d9f90085d4e542aeb1172854104be307397383dfa48223db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2df971bbed51b43d9f90085d4e542aeb1172854104be307397383dfa48223db", kill_on_drop: false }`
[INFO] [stdout] a2df971bbed51b43d9f90085d4e542aeb1172854104be307397383dfa48223db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65b9f54bb064fab72cf2b8d5cbc0c4c196d74266d18785fb6d12718229d3deff
[INFO] running `Command { std: "docker" "start" "-a" "65b9f54bb064fab72cf2b8d5cbc0c4c196d74266d18785fb6d12718229d3deff", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]  Documenting Chap4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `ParseInError` in module `std::num`
[INFO] [stdout]   --> src/bin/err_panic.rs:3:19
[INFO] [stdout]    |
[INFO] [stdout] 3  |       Num(std::num::ParseInError),
[INFO] [stdout]    |                     ^^^^^^^^^^^^ help: a struct with a similar name exists: `ParseIntError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `bail` in this scope
[INFO] [stdout]   --> src/bin/err_anyhow.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         bail!("it may be too large numbler");
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            anyhow::bail
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `ensure` in this scope
[INFO] [stdout]   --> src/bin/err_anyhow.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ensure!(num_str.starts_with("1"), "first digit is not 1");
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            anyhow::ensure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `Chap4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name err_panic src/bin/err_panic.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-4b82dee15f2bc84f.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-3b561da6359161ff.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-8ba9c2e8d931fbb3.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "65b9f54bb064fab72cf2b8d5cbc0c4c196d74266d18785fb6d12718229d3deff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65b9f54bb064fab72cf2b8d5cbc0c4c196d74266d18785fb6d12718229d3deff", kill_on_drop: false }`
[INFO] [stdout] 65b9f54bb064fab72cf2b8d5cbc0c4c196d74266d18785fb6d12718229d3deff
