[INFO] cloning repository https://github.com/raskad/kvs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raskad/kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraskad%2Fkvs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraskad%2Fkvs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64c699179e95c8680bbb40e5fbc08d89cfdb96b1
[INFO] documenting raskad/kvs against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraskad%2Fkvs" "/workspace/builds/worker-35/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raskad/kvs 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 git repo https://github.com/raskad/kvs
[INFO] finished tweaking git repo https://github.com/raskad/kvs
[INFO] tweaked toml for git repo https://github.com/raskad/kvs written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate git repo https://github.com/raskad/kvs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] [stdout] 1676f55a6589d1e46d0f4c0602650d6f32b6f151857242a7a5eccb860487d874
[INFO] running `Command { std: "docker" "start" "-a" "1676f55a6589d1e46d0f4c0602650d6f32b6f151857242a7a5eccb860487d874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1676f55a6589d1e46d0f4c0602650d6f32b6f151857242a7a5eccb860487d874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1676f55a6589d1e46d0f4c0602650d6f32b6f151857242a7a5eccb860487d874", kill_on_drop: false }`
[INFO] [stdout] 1676f55a6589d1e46d0f4c0602650d6f32b6f151857242a7a5eccb860487d874
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] cc888e6d7b8276b39a94ef3eb4c2d9c6cf75490007f4d7b34e2326a204fed2a3
[INFO] running `Command { std: "docker" "start" "-a" "cc888e6d7b8276b39a94ef3eb4c2d9c6cf75490007f4d7b34e2326a204fed2a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling unicode-segmentation v1.5.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking slog-term v2.4.2
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling structopt-derive v0.3.4
[INFO] [stderr]     Checking structopt v0.3.4
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]  Documenting kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/store.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 143 | |     /// directory
[INFO] [stdout] 144 | |     /// ├── root.kvs   <- stores names of all database files
[INFO] [stdout] 145 | |     /// ├── data_0.kvs <- old database file
[INFO] [stdout] 146 | |     /// ├── data_1.kvs <- old database file
[INFO] [stdout] 147 | |     /// └── data_n.kvs <- current database head file
[INFO] [stdout] 148 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{251c}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{251c}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{251c}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2514}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 142 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.11s
[INFO] running `Command { std: "docker" "inspect" "cc888e6d7b8276b39a94ef3eb4c2d9c6cf75490007f4d7b34e2326a204fed2a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc888e6d7b8276b39a94ef3eb4c2d9c6cf75490007f4d7b34e2326a204fed2a3", kill_on_drop: false }`
[INFO] [stdout] cc888e6d7b8276b39a94ef3eb4c2d9c6cf75490007f4d7b34e2326a204fed2a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] [stdout] 78f17f3c338f75adbba7d023496ffdb0fc11fa00ff57b58cb602ee49d969f3c3
[INFO] running `Command { std: "docker" "start" "-a" "78f17f3c338f75adbba7d023496ffdb0fc11fa00ff57b58cb602ee49d969f3c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling unicode-segmentation v1.5.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking slog-term v2.4.2
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling structopt-derive v0.3.4
[INFO] [stderr]     Checking structopt v0.3.4
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]  Documenting kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/store.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 143 | |     /// directory
[INFO] [stdout] 144 | |     /// ├── root.kvs   <- stores names of all database files
[INFO] [stdout] 145 | |     /// ├── data_0.kvs <- old database file
[INFO] [stdout] 146 | |     /// ├── data_1.kvs <- old database file
[INFO] [stdout] 147 | |     /// └── data_n.kvs <- current database head file
[INFO] [stdout] 148 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{251c}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{251c}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{251c}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2514}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 142 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.62s
[INFO] running `Command { std: "docker" "inspect" "78f17f3c338f75adbba7d023496ffdb0fc11fa00ff57b58cb602ee49d969f3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78f17f3c338f75adbba7d023496ffdb0fc11fa00ff57b58cb602ee49d969f3c3", kill_on_drop: false }`
[INFO] [stdout] 78f17f3c338f75adbba7d023496ffdb0fc11fa00ff57b58cb602ee49d969f3c3