[INFO] fetching crate shelp 0.2.1...
[INFO] documenting shelp-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate shelp 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate shelp 0.2.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shelp 0.2.1
[INFO] finished tweaking crates.io crate shelp 0.2.1
[INFO] tweaked toml for crates.io crate shelp 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-05-20" "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] 1fbb1aa3564bd28c2909f8ef074383c74b4033a3ff361e8ecff649d29d2e0b46
[INFO] running `Command { std: "docker" "start" "-a" "1fbb1aa3564bd28c2909f8ef074383c74b4033a3ff361e8ecff649d29d2e0b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fbb1aa3564bd28c2909f8ef074383c74b4033a3ff361e8ecff649d29d2e0b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fbb1aa3564bd28c2909f8ef074383c74b4033a3ff361e8ecff649d29d2e0b46", kill_on_drop: false }`
[INFO] [stdout] 1fbb1aa3564bd28c2909f8ef074383c74b4033a3ff361e8ecff649d29d2e0b46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40e94cf5b1ed0699066a5e84d6355430a285797cf925f88256d143f627f00de7
[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" "40e94cf5b1ed0699066a5e84d6355430a285797cf925f88256d143f627f00de7", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking crossterm v0.18.2
[INFO] [stderr]  Documenting shelp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lang.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |       /// ```ignore
[INFO] [stdout]    |  _________^
[INFO] [stdout] 35 | |     /// if true { █ // <------------- PRESSED ENTER HERE
[INFO] [stdout] 36 | |     /// }
[INFO] [stdout] 37 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   --> src/lang.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     /// ```ignore
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2588}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lang.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |       /// ```ignore
[INFO] [stdout]    |  _________^
[INFO] [stdout] 41 | |     /// if true {
[INFO] [stdout] 42 | |     ///     █ // CURSOR HERE
[INFO] [stdout] 43 | |     /// }
[INFO] [stdout] 44 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   --> src/lang.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     /// ```ignore
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2588}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lang.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |       /// ```ignore
[INFO] [stdout]    |  _________^
[INFO] [stdout] 50 | |     /// if true { █ // <------------- PRESSED ENTER HERE
[INFO] [stdout] 51 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   --> src/lang.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     /// ```ignore
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2588}
[INFO] [stdout]    = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lang.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |       /// ```ignore
[INFO] [stdout]    |  _________^
[INFO] [stdout] 55 | |     /// if true {
[INFO] [stdout] 56 | |     ///     █ // CURSOR HERE
[INFO] [stdout] 57 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   --> src/lang.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     /// ```ignore
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2588}
[INFO] [stdout]    = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.92s
[INFO] running `Command { std: "docker" "inspect" "40e94cf5b1ed0699066a5e84d6355430a285797cf925f88256d143f627f00de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40e94cf5b1ed0699066a5e84d6355430a285797cf925f88256d143f627f00de7", kill_on_drop: false }`
[INFO] [stdout] 40e94cf5b1ed0699066a5e84d6355430a285797cf925f88256d143f627f00de7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 888847ebaff67055fe5019f14c1f32dd6d5c32c4e37ea927861073c243154071
[INFO] running `Command { std: "docker" "start" "-a" "888847ebaff67055fe5019f14c1f32dd6d5c32c4e37ea927861073c243154071", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking crossterm v0.18.2
[INFO] [stderr]  Documenting shelp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lang.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |       /// ```ignore
[INFO] [stdout]    |  _________^
[INFO] [stdout] 35 | |     /// if true { █ // <------------- PRESSED ENTER HERE
[INFO] [stdout] 36 | |     /// }
[INFO] [stdout] 37 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   --> src/lang.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     /// ```ignore
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2588}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lang.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |       /// ```ignore
[INFO] [stdout]    |  _________^
[INFO] [stdout] 41 | |     /// if true {
[INFO] [stdout] 42 | |     ///     █ // CURSOR HERE
[INFO] [stdout] 43 | |     /// }
[INFO] [stdout] 44 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   --> src/lang.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     /// ```ignore
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2588}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lang.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |       /// ```ignore
[INFO] [stdout]    |  _________^
[INFO] [stdout] 50 | |     /// if true { █ // <------------- PRESSED ENTER HERE
[INFO] [stdout] 51 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   --> src/lang.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     /// ```ignore
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2588}
[INFO] [stdout]    = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lang.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |       /// ```ignore
[INFO] [stdout]    |  _________^
[INFO] [stdout] 55 | |     /// if true {
[INFO] [stdout] 56 | |     ///     █ // CURSOR HERE
[INFO] [stdout] 57 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]   --> src/lang.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     /// ```ignore
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2588}
[INFO] [stdout]    = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.26s
[INFO] running `Command { std: "docker" "inspect" "888847ebaff67055fe5019f14c1f32dd6d5c32c4e37ea927861073c243154071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "888847ebaff67055fe5019f14c1f32dd6d5c32c4e37ea927861073c243154071", kill_on_drop: false }`
[INFO] [stdout] 888847ebaff67055fe5019f14c1f32dd6d5c32c4e37ea927861073c243154071