[INFO] cloning repository https://github.com/OscarBrink/D7050E-simple-expr-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OscarBrink/D7050E-simple-expr-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOscarBrink%2FD7050E-simple-expr-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOscarBrink%2FD7050E-simple-expr-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e881b952ca09eaef864a46306278fec5ecad7dc
[INFO] documenting OscarBrink/D7050E-simple-expr-parser against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOscarBrink%2FD7050E-simple-expr-parser" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OscarBrink/D7050E-simple-expr-parser on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/OscarBrink/D7050E-simple-expr-parser
[INFO] finished tweaking git repo https://github.com/OscarBrink/D7050E-simple-expr-parser
[INFO] tweaked toml for git repo https://github.com/OscarBrink/D7050E-simple-expr-parser written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/OscarBrink/D7050E-simple-expr-parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stackvector v1.0.7
[INFO] [stderr]   Downloaded lexical-core v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7bbd6f8680bd6c88ade6e33b804d06271dae5a8fb73be4de2a55bff6c84cb45
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e7bbd6f8680bd6c88ade6e33b804d06271dae5a8fb73be4de2a55bff6c84cb45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7bbd6f8680bd6c88ade6e33b804d06271dae5a8fb73be4de2a55bff6c84cb45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7bbd6f8680bd6c88ade6e33b804d06271dae5a8fb73be4de2a55bff6c84cb45", kill_on_drop: false }`
[INFO] [stdout] e7bbd6f8680bd6c88ade6e33b804d06271dae5a8fb73be4de2a55bff6c84cb45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c14525c6f4cd0497bbf71c9ee21f7104c3ea1e69718d1c88bd5a45160c9da211
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c14525c6f4cd0497bbf71c9ee21f7104c3ea1e69718d1c88bd5a45160c9da211", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]    Compiling stackvector v1.0.7
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]  Documenting simple-expr-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `expr`
[INFO] [stdout]   --> src/interpreter.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |         args: Vec<expr::Expr>,
[INFO] [stdout]    |                   ^^^^ use of undeclared type or module `expr`
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `simple-expr-parser`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name simple_expr_parser src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern nom=/opt/rustwide/target/debug/deps/libnom-e0e2493e23590542.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "c14525c6f4cd0497bbf71c9ee21f7104c3ea1e69718d1c88bd5a45160c9da211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c14525c6f4cd0497bbf71c9ee21f7104c3ea1e69718d1c88bd5a45160c9da211", kill_on_drop: false }`
[INFO] [stdout] c14525c6f4cd0497bbf71c9ee21f7104c3ea1e69718d1c88bd5a45160c9da211