[INFO] cloning repository https://github.com/jakubskopal/tmp_use_before_mod
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakubskopal/tmp_use_before_mod" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakubskopal%2Ftmp_use_before_mod", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakubskopal%2Ftmp_use_before_mod'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1ff0f0c4b24fbc60e90c08b8d62629891d5d53d
[INFO] documenting jakubskopal/tmp_use_before_mod against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakubskopal%2Ftmp_use_before_mod" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakubskopal/tmp_use_before_mod on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jakubskopal/tmp_use_before_mod
[INFO] finished tweaking git repo https://github.com/jakubskopal/tmp_use_before_mod
[INFO] tweaked toml for git repo https://github.com/jakubskopal/tmp_use_before_mod written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/jakubskopal/tmp_use_before_mod already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87ab80932af92547b903e98b285fcd9bda598243663ccd2855bf64e952ec82e0
[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" "87ab80932af92547b903e98b285fcd9bda598243663ccd2855bf64e952ec82e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87ab80932af92547b903e98b285fcd9bda598243663ccd2855bf64e952ec82e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ab80932af92547b903e98b285fcd9bda598243663ccd2855bf64e952ec82e0", kill_on_drop: false }`
[INFO] [stdout] 87ab80932af92547b903e98b285fcd9bda598243663ccd2855bf64e952ec82e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ffb0689c24b49dbc1f809f6e9995d91f028683fa4251c76a9be24742f505dab
[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" "3ffb0689c24b49dbc1f809f6e9995d91f028683fa4251c76a9be24742f505dab", kill_on_drop: false }`
[INFO] [stderr]  Documenting example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `Regex` in this scope
[INFO] [stdout]   --> not_working.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn example() -> Option<Regex> {
[INFO] [stdout]    |                                ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use crate::Regex;
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use regex::Regex;
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use regex::bytes::Regex;
[INFO] [stdout]    |
[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] [stderr] error: Could not document `example`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name not_working not_working.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern regex=/opt/rustwide/target/debug/deps/libregex-ba4a27fd61713b6f.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3ffb0689c24b49dbc1f809f6e9995d91f028683fa4251c76a9be24742f505dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffb0689c24b49dbc1f809f6e9995d91f028683fa4251c76a9be24742f505dab", kill_on_drop: false }`
[INFO] [stdout] 3ffb0689c24b49dbc1f809f6e9995d91f028683fa4251c76a9be24742f505dab
