[INFO] fetching crate cron_clock 0.6.3...
[INFO] documenting cron_clock-0.6.3 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate cron_clock 0.6.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cron_clock 0.6.3 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cron_clock 0.6.3
[INFO] finished tweaking crates.io crate cron_clock 0.6.3
[INFO] tweaked toml for crates.io crate cron_clock 0.6.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 942e305b3689bffb0cdfad3dd857a9c44acfd2b43a6bdbba33bf0441aca266f6
[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" "942e305b3689bffb0cdfad3dd857a9c44acfd2b43a6bdbba33bf0441aca266f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "942e305b3689bffb0cdfad3dd857a9c44acfd2b43a6bdbba33bf0441aca266f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "942e305b3689bffb0cdfad3dd857a9c44acfd2b43a6bdbba33bf0441aca266f6", kill_on_drop: false }`
[INFO] [stdout] 942e305b3689bffb0cdfad3dd857a9c44acfd2b43a6bdbba33bf0441aca266f6
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 121f15295264154783f26ad09875d61df3ffe34642713b23a8225f68398def59
[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" "121f15295264154783f26ad09875d61df3ffe34642713b23a8225f68398def59", kill_on_drop: false }`
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]  Documenting cron_clock v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-4.1.1/src/macros.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |   /// ```ignore
[INFO] [stdout]     |  _____^
[INFO] [stdout] 203 | | /// fn tagged(input: &[u8], open_tag: &[u8], close_tag: &[u8]) -> IResult<&[u8], &str> {
[INFO] [stdout] 204 | | ///   // the first combinator in the tree gets the input as argument. It is then
[INFO] [stdout] 205 | | ///   // passed from one combinator to the next through macro rewriting
[INFO] [stdout] ...   |
[INFO] [stdout] 209 | | /// );
[INFO] [stdout] 210 | | /// ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: mismatched closing delimiter: `)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-4.1.1/src/macros.rs:1014:5
[INFO] [stdout]      |
[INFO] [stdout] 1014 |   /// ```ignore
[INFO] [stdout]      |  _____^
[INFO] [stdout] 1015 | | /// # #[macro_use] extern crate nom;
[INFO] [stdout] 1016 | | /// # #[cfg(feature = "verbose-errors")]
[INFO] [stdout] 1017 | | /// # use nom::Err::Position;
[INFO] [stdout] ...    |
[INFO] [stdout] 1026 | | ///  # }
[INFO] [stdout] 1027 | | /// ```
[INFO] [stdout]      | |_______^
[INFO] [stdout]      |
[INFO] [stdout]      = note: error from rustc: mismatched closing delimiter: `}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.75s
[INFO] running `Command { std: "docker" "inspect" "121f15295264154783f26ad09875d61df3ffe34642713b23a8225f68398def59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121f15295264154783f26ad09875d61df3ffe34642713b23a8225f68398def59", kill_on_drop: false }`
[INFO] [stdout] 121f15295264154783f26ad09875d61df3ffe34642713b23a8225f68398def59
