[INFO] cloning repository https://github.com/maekawatoshiki/rcaml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maekawatoshiki/rcaml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaekawatoshiki%2Frcaml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaekawatoshiki%2Frcaml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9824653d7acd5de76731428b52d63e41f51c3e9
[INFO] documenting maekawatoshiki/rcaml against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaekawatoshiki%2Frcaml" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maekawatoshiki/rcaml on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maekawatoshiki/rcaml
[INFO] finished tweaking git repo https://github.com/maekawatoshiki/rcaml
[INFO] tweaked toml for git repo https://github.com/maekawatoshiki/rcaml written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/maekawatoshiki/rcaml already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v39.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e257f99cf233a479523d6cd5a2e344f22d5a29c3aa993d14122a54040453f94d
[INFO] running `Command { std: "docker" "start" "-a" "e257f99cf233a479523d6cd5a2e344f22d5a29c3aa993d14122a54040453f94d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e257f99cf233a479523d6cd5a2e344f22d5a29c3aa993d14122a54040453f94d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e257f99cf233a479523d6cd5a2e344f22d5a29c3aa993d14122a54040453f94d", kill_on_drop: false }`
[INFO] [stdout] e257f99cf233a479523d6cd5a2e344f22d5a29c3aa993d14122a54040453f94d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c76b141ed775cbf9459724a0d491c3ddfbd82cda4bf610ffba803b9fb2063ec
[INFO] running `Command { std: "docker" "start" "-a" "6c76b141ed775cbf9459724a0d491c3ddfbd82cda4bf610ffba803b9fb2063ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling semver-parser v0.6.2
[INFO] [stderr]    Compiling semver v0.4.1
[INFO] [stderr]    Compiling llvm-sys v39.0.6
[INFO] [stderr]  Documenting rcaml v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parser.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 (params
[INFO] [stdout]    |                 ^
[INFO] [stdout] ...
[INFO] [stdout] 72 |                     .collect())
[INFO] [stdout]    |                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 69 ~                 params
[INFO] [stdout] 70 |                     .into_iter()
[INFO] [stdout] 71 |                     .map(|param| (param.get_ident_name().unwrap(), Type::Var(0)))
[INFO] [stdout] 72 ~                     .collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/typing.rs:45:129
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 macro_rules! name { ($id:expr) => ( format!("\'{}", m.entry($id).or_insert_with(|| { *i += 1; *i }).clone()) ) };
[INFO] [stdout]    |                                                                                                                                 ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/codegen.rs:883:10
[INFO] [stdout]     |
[INFO] [stdout] 883 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/closure.rs:138:7
[INFO] [stdout]     |
[INFO] [stdout] 138 |     }};
[INFO] [stdout]     |       ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.90s
[INFO] running `Command { std: "docker" "inspect" "6c76b141ed775cbf9459724a0d491c3ddfbd82cda4bf610ffba803b9fb2063ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c76b141ed775cbf9459724a0d491c3ddfbd82cda4bf610ffba803b9fb2063ec", kill_on_drop: false }`
[INFO] [stdout] 6c76b141ed775cbf9459724a0d491c3ddfbd82cda4bf610ffba803b9fb2063ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] d5bc1868bfbd48133badfb9a87cc33550e8c935faa5cf2db338f85c6b33a0068
[INFO] running `Command { std: "docker" "start" "-a" "d5bc1868bfbd48133badfb9a87cc33550e8c935faa5cf2db338f85c6b33a0068", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling semver-parser v0.6.2
[INFO] [stderr]    Compiling semver v0.4.1
[INFO] [stderr]    Compiling llvm-sys v39.0.6
[INFO] [stderr]  Documenting rcaml v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parser.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 (params
[INFO] [stdout]    |                 ^
[INFO] [stdout] ...
[INFO] [stdout] 72 |                     .collect())
[INFO] [stdout]    |                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 69 ~                 params
[INFO] [stdout] 70 |                     .into_iter()
[INFO] [stdout] 71 |                     .map(|param| (param.get_ident_name().unwrap(), Type::Var(0)))
[INFO] [stdout] 72 ~                     .collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/typing.rs:45:129
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 macro_rules! name { ($id:expr) => ( format!("\'{}", m.entry($id).or_insert_with(|| { *i += 1; *i }).clone()) ) };
[INFO] [stdout]    |                                                                                                                                 ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/codegen.rs:883:10
[INFO] [stdout]     |
[INFO] [stdout] 883 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/closure.rs:138:7
[INFO] [stdout]     |
[INFO] [stdout] 138 |     }};
[INFO] [stdout]     |       ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.47s
[INFO] running `Command { std: "docker" "inspect" "d5bc1868bfbd48133badfb9a87cc33550e8c935faa5cf2db338f85c6b33a0068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5bc1868bfbd48133badfb9a87cc33550e8c935faa5cf2db338f85c6b33a0068", kill_on_drop: false }`
[INFO] [stdout] d5bc1868bfbd48133badfb9a87cc33550e8c935faa5cf2db338f85c6b33a0068