[INFO] cloning repository https://github.com/matklad/fall
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matklad/fall" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Ffall", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Ffall'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 983d267c868566effac1f02a9c72358ad015950a
[INFO] documenting matklad/fall 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%2Fmatklad%2Ffall" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matklad/fall 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/matklad/fall
[INFO] finished tweaking git repo https://github.com/matklad/fall
[INFO] tweaked toml for git repo https://github.com/matklad/fall written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/matklad/fall 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 ordslice v0.2.0
[INFO] [stderr]   Downloaded file v1.1.2
[INFO] [stderr]   Downloaded fst v0.4.4
[INFO] [stderr]   Downloaded elapsed v0.1.2
[INFO] [stderr]   Downloaded typed_index_derive v0.1.4
[INFO] [stderr]   Downloaded self_cell v0.8.0
[INFO] [stderr]   Downloaded proptest v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 727adaf41b0310ef23ae3fae1f65a5359af6f40df449b1d2103ef05392af05a4
[INFO] running `Command { std: "docker" "start" "-a" "727adaf41b0310ef23ae3fae1f65a5359af6f40df449b1d2103ef05392af05a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "727adaf41b0310ef23ae3fae1f65a5359af6f40df449b1d2103ef05392af05a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "727adaf41b0310ef23ae3fae1f65a5359af6f40df449b1d2103ef05392af05a4", kill_on_drop: false }`
[INFO] [stdout] 727adaf41b0310ef23ae3fae1f65a5359af6f40df449b1d2103ef05392af05a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2849ba2d2bcc707c2596b8d1228b9820f178bcc2d09e16ffe24b867f7ee89871
[INFO] running `Command { std: "docker" "start" "-a" "2849ba2d2bcc707c2596b8d1228b9820f178bcc2d09e16ffe24b867f7ee89871", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]     Checking file v1.1.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking elapsed v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]    Compiling fst v0.4.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking self_cell v0.8.0
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking ordslice v0.2.0
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking simplelog v0.4.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking proptest v0.3.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking indxr v0.1.0 (/opt/rustwide/workdir/indxr)
[INFO] [stderr]  Documenting indxr v0.1.0 (/opt/rustwide/workdir/indxr)
[INFO] [stderr]     Checking m_lexer v0.0.4
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]    Compiling typed_index_derive v0.1.4
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking globwalk v0.8.0
[INFO] [stderr]     Checking fall_text v0.1.0 (/opt/rustwide/workdir/fall/text)
[INFO] [stderr]  Documenting fall_text v0.1.0 (/opt/rustwide/workdir/fall/text)
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking fall_tree v0.1.0 (/opt/rustwide/workdir/fall/tree)
[INFO] [stderr]  Documenting fall_tree v0.1.0 (/opt/rustwide/workdir/fall/tree)
[INFO] [stderr]     Checking fall_parse v0.1.0 (/opt/rustwide/workdir/fall/parse)
[INFO] [stderr]     Checking fall_editor v0.1.0 (/opt/rustwide/workdir/fall/editor)
[INFO] [stderr]  Documenting fall_editor v0.1.0 (/opt/rustwide/workdir/fall/editor)
[INFO] [stderr]  Documenting fall_parse v0.1.0 (/opt/rustwide/workdir/fall/parse)
[INFO] [stderr]     Checking lang_fall_syntax v0.1.0 (/opt/rustwide/workdir/lang/fall/syntax)
[INFO] [stderr]     Checking lang_rust_syntax v0.1.0 (/opt/rustwide/workdir/lang/rust/syntax)
[INFO] [stderr]     Checking lang_json v0.1.0 (/opt/rustwide/workdir/lang/json)
[INFO] [stderr]  Documenting lang_json v0.1.0 (/opt/rustwide/workdir/lang/json)
[INFO] [stderr]  Documenting lang_fall_syntax v0.1.0 (/opt/rustwide/workdir/lang/fall/syntax)
[INFO] [stderr]  Documenting lang_rust_syntax v0.1.0 (/opt/rustwide/workdir/lang/rust/syntax)
[INFO] [stderr]  Documenting lang_bnf v0.1.0 (/opt/rustwide/workdir/lang/bnf)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> lang/json/src/json.rs:55:91
[INFO] [stdout]    |
[INFO] [stdout] 55 |             struct Impl { parser_definition: rt::ParserDefinition, lexer: rt::RegexLexer };
[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]   --> lang/fall/syntax/src/fall.rs:99:91
[INFO] [stdout]    |
[INFO] [stdout] 99 |             struct Impl { parser_definition: rt::ParserDefinition, lexer: rt::RegexLexer };
[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]   --> lang/bnf/src/bnf.rs:37:91
[INFO] [stdout]    |
[INFO] [stdout] 37 |             struct Impl { parser_definition: rt::ParserDefinition, lexer: rt::RegexLexer };
[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]    --> lang/rust/syntax/src/rust.rs:312:91
[INFO] [stdout]     |
[INFO] [stdout] 312 |             struct Impl { parser_definition: rt::ParserDefinition, lexer: rt::RegexLexer };
[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]    --> lang/rust/syntax/src/rust.rs:312:91
[INFO] [stdout]     |
[INFO] [stdout] 312 |             struct Impl { parser_definition: rt::ParserDefinition, lexer: rt::RegexLexer };
[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]   --> lang/fall/syntax/src/fall.rs:99:91
[INFO] [stdout]    |
[INFO] [stdout] 99 |             struct Impl { parser_definition: rt::ParserDefinition, lexer: rt::RegexLexer };
[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]   --> lang/json/src/json.rs:55:91
[INFO] [stdout]    |
[INFO] [stdout] 55 |             struct Impl { parser_definition: rt::ParserDefinition, lexer: rt::RegexLexer };
[INFO] [stdout]    |                                                                                           ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting fall_test v0.1.0 (/opt/rustwide/workdir/fall/test)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> fall/test/src/arith.rs:53:91
[INFO] [stdout]    |
[INFO] [stdout] 53 |             struct Impl { parser_definition: rt::ParserDefinition, lexer: rt::RegexLexer };
[INFO] [stdout]    |                                                                                           ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lang_rust v0.1.0 (/opt/rustwide/workdir/lang/rust)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> fall/test/src/sexp.rs:39:91
[INFO] [stdout]    |
[INFO] [stdout] 39 |             struct Impl { parser_definition: rt::ParserDefinition, lexer: rt::RegexLexer };
[INFO] [stdout]    |                                                                                           ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting lang_rust v0.1.0 (/opt/rustwide/workdir/lang/rust)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> fall/test/src/weird.rs:54:91
[INFO] [stdout]    |
[INFO] [stdout] 54 |             struct Impl { parser_definition: rt::ParserDefinition, lexer: rt::RegexLexer };
[INFO] [stdout]    |                                                                                           ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lang_fall v0.1.0 (/opt/rustwide/workdir/lang/fall)
[INFO] [stderr]  Documenting lang_fall v0.1.0 (/opt/rustwide/workdir/lang/fall)
[INFO] [stderr] error: could not document `fall_parse`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name fall_parse fall/parse/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c337806ec2c549d1 -L dependency=/opt/rustwide/target/debug/deps --extern fall_tree=/opt/rustwide/target/debug/deps/libfall_tree-b768628e3d19c4ad.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern m_lexer=/opt/rustwide/target/debug/deps/libm_lexer-03608fff884f4034.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-86ec4a90e465530c.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-01c5758b5c6fb7e8.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-e56e886159b5083f.rmeta --extern typed_index_derive=/opt/rustwide/target/debug/deps/libtyped_index_derive-a429d4203c46501f.so --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `chrono-tz`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name chrono_tz /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/chrono-tz-0.5.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=45563a1b7fb155e0 -C extra-filename=-45563a1b7fb155e0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-c9bada1e8368e45b.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2849ba2d2bcc707c2596b8d1228b9820f178bcc2d09e16ffe24b867f7ee89871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2849ba2d2bcc707c2596b8d1228b9820f178bcc2d09e16ffe24b867f7ee89871", kill_on_drop: false }`
[INFO] [stdout] 2849ba2d2bcc707c2596b8d1228b9820f178bcc2d09e16ffe24b867f7ee89871