[INFO] cloning repository https://github.com/dustinrohde/rparse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dustinrohde/rparse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustinrohde%2Frparse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustinrohde%2Frparse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec826ffdafcbf3b250d4abf28b05132d898d00d8
[INFO] documenting dustinrohde/rparse against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustinrohde%2Frparse" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dustinrohde/rparse on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dustinrohde/rparse
[INFO] finished tweaking git repo https://github.com/dustinrohde/rparse
[INFO] tweaked toml for git repo https://github.com/dustinrohde/rparse written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/dustinrohde/rparse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f977b28929c1837c6b609b8363017e9def22b270fb1b9bbf473fe60c642b982c
[INFO] running `Command { std: "docker" "start" "-a" "f977b28929c1837c6b609b8363017e9def22b270fb1b9bbf473fe60c642b982c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f977b28929c1837c6b609b8363017e9def22b270fb1b9bbf473fe60c642b982c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f977b28929c1837c6b609b8363017e9def22b270fb1b9bbf473fe60c642b982c", kill_on_drop: false }`
[INFO] [stdout] f977b28929c1837c6b609b8363017e9def22b270fb1b9bbf473fe60c642b982c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8799058f304a5595f1da0efa78d5ca57473f3dff11678ee0debb563702987434
[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" "8799058f304a5595f1da0efa78d5ca57473f3dff11678ee0debb563702987434", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]  Documenting rparse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[Parser::expected_errors]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/parser/mod.rs:122:64
[INFO] [stdout]     |
[INFO] [stdout] 122 |     /// In most cases, this should be left as the default and [`Parser::expected_errors`]
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[Error::Expected]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/parser/mod.rs:140:30
[INFO] [stdout]     |
[INFO] [stdout] 140 |     /// [`Expected(error)`]: Error::Expected
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.69s
[INFO] running `Command { std: "docker" "inspect" "8799058f304a5595f1da0efa78d5ca57473f3dff11678ee0debb563702987434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8799058f304a5595f1da0efa78d5ca57473f3dff11678ee0debb563702987434", kill_on_drop: false }`
[INFO] [stdout] 8799058f304a5595f1da0efa78d5ca57473f3dff11678ee0debb563702987434