[INFO] fetching crate cmark-gfm-sys 0.29.0...
[INFO] documenting cmark-gfm-sys-0.29.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate cmark-gfm-sys 0.29.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate cmark-gfm-sys 0.29.0 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 crates.io crate cmark-gfm-sys 0.29.0
[INFO] finished tweaking crates.io crate cmark-gfm-sys 0.29.0
[INFO] tweaked toml for crates.io crate cmark-gfm-sys 0.29.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c249b9841f82ec0a1da05edc6a22d65a15e56f38bdf93244268e6f72e54b33db
[INFO] running `Command { std: "docker" "start" "-a" "c249b9841f82ec0a1da05edc6a22d65a15e56f38bdf93244268e6f72e54b33db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c249b9841f82ec0a1da05edc6a22d65a15e56f38bdf93244268e6f72e54b33db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c249b9841f82ec0a1da05edc6a22d65a15e56f38bdf93244268e6f72e54b33db", kill_on_drop: false }`
[INFO] [stdout] c249b9841f82ec0a1da05edc6a22d65a15e56f38bdf93244268e6f72e54b33db
[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] 932a370f4b4115901faa671367487bf662441ea70abb69df6b4dae8328c29d3b
[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" "932a370f4b4115901faa671367487bf662441ea70abb69df6b4dae8328c29d3b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling object v0.21.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rustc-demangle v0.1.17
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bindgen v0.49.4
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.53
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling cmark-gfm-sys v0.29.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting cmark-gfm-sys v0.29.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: doc comment contains an invalid Rust code block
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/cmark-gfm-sys-439ce3d851c26f73/out/bindings.rs:3:83526
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... { # [ doc = " Return the offset in 'columns' in the line being processed." ] # [ doc = "" ] # [ doc = " This value may differ from the value returned by" ] # [ doc = " cmark_parser_get_offset() in that it accounts for tabs," ] # [ doc = " and as such should not be used as an index in the current line's" ] # [ doc = " buffer." ] # [ doc = "" ] # [ doc = " Example:" ] # [ doc = "" ] # [ doc = " cmark_parser_advance_offset() can be called to advance the" ] # [ doc = " offset by a number of columns, instead of a number of bytes." ] # [ doc = "" ] # [ doc = " In that case, if offset falls \"in the middle\" of a tab" ] # [ doc = " character, 'column' and offset will differ." ] # [ doc = "" ] # [ doc = " ```" ] # [ doc = " foo                 \\t bar" ] # [ doc = " ^                   ^^" ] # [ doc = " offset (0)          20" ] # [ doc = " ```" ] # [ doc = "" ] # [ doc = " If cmark_parser_advance_offset is called here with 'columns'" ] # [ doc = " set to 'true' and 'offset' set to 22, cmark_parser_get_offset()" ] # [ doc = " will return 20, whereas cmark_parser_get_column() will return" ] # [ doc = " 22." ] # [ doc = "" ] # [ doc = " Additionally, as tabs expand to the next multiple of 4 column," ] # [ doc = " cmark_parser_has_partially_consumed_tab() will now return" ] # [ doc = " 'true'." ] pu...
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   = note: error from rustc: unknown start of token: \
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: doc comment contains an invalid Rust code block
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/cmark-gfm-sys-439ce3d851c26f73/out/bindings.rs:3:84943
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... { # [ doc = " Return the absolute index in bytes of the first nonspace" ] # [ doc = " character coming after the offset as returned by" ] # [ doc = " cmark_parser_get_offset() in the line currently being processed." ] # [ doc = "" ] # [ doc = " Example:" ] # [ doc = "" ] # [ doc = " ```" ] # [ doc = "   foo        bar            baz  \\n" ] # [ doc = " ^               ^           ^" ] # [ doc = " 0            offset (16) first_nonspace (28)" ] # [ doc = " ```" ] pu...
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   = note: error from rustc: unknown start of token: \
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: doc comment contains an invalid Rust code block
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/cmark-gfm-sys-439ce3d851c26f73/out/bindings.rs:3:86425
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... { # [ doc = " Return 'true' if the line currently being processed has been entirely" ] # [ doc = " consumed, 'false' otherwise." ] # [ doc = "" ] # [ doc = " Example:" ] # [ doc = "" ] # [ doc = " ```" ] # [ doc = "   foo        bar            baz  \\n" ] # [ doc = " ^" ] # [ doc = " offset" ] # [ doc = " ```" ] # [ doc = "" ] # [ doc = " This function will return 'false' here." ] # [ doc = "" ] # [ doc = " ```" ] # [ doc = "   foo        bar            baz  \\n" ] # [ doc = "                 ^" ] # [ doc = "              offset" ] # [ doc = " ```" ] # [ doc = " This function will still return 'false'." ] # [ doc = "" ] # [ doc = " ```" ] # [ doc = "   foo        bar            baz  \\n" ] # [ doc = "                                ^" ] # [ doc = "                             offset" ] # [ doc = " ```" ] # [ doc = "" ] # [ doc = " At this point, this function will now return 'true'." ] pu...
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   = note: error from rustc: unknown start of token: \
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.45s
[INFO] running `Command { std: "docker" "inspect" "932a370f4b4115901faa671367487bf662441ea70abb69df6b4dae8328c29d3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932a370f4b4115901faa671367487bf662441ea70abb69df6b4dae8328c29d3b", kill_on_drop: false }`
[INFO] [stdout] 932a370f4b4115901faa671367487bf662441ea70abb69df6b4dae8328c29d3b
