[INFO] cloning repository https://github.com/simonallfrey/ProgrammingRust-mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simonallfrey/ProgrammingRust-mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonallfrey%2FProgrammingRust-mandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonallfrey%2FProgrammingRust-mandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11c727d3d3740041261200946813734d565e031b
[INFO] documenting simonallfrey/ProgrammingRust-mandelbrot against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonallfrey%2FProgrammingRust-mandelbrot" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simonallfrey/ProgrammingRust-mandelbrot on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simonallfrey/ProgrammingRust-mandelbrot
[INFO] finished tweaking git repo https://github.com/simonallfrey/ProgrammingRust-mandelbrot
[INFO] tweaked toml for git repo https://github.com/simonallfrey/ProgrammingRust-mandelbrot written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/simonallfrey/ProgrammingRust-mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd533e617f8762184fdf08207c0d9faa1c5f2675b6c3284eaa5e9d59d4bfbc61
[INFO] running `Command { std: "docker" "start" "-a" "cd533e617f8762184fdf08207c0d9faa1c5f2675b6c3284eaa5e9d59d4bfbc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd533e617f8762184fdf08207c0d9faa1c5f2675b6c3284eaa5e9d59d4bfbc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd533e617f8762184fdf08207c0d9faa1c5f2675b6c3284eaa5e9d59d4bfbc61", kill_on_drop: false }`
[INFO] [stdout] cd533e617f8762184fdf08207c0d9faa1c5f2675b6c3284eaa5e9d59d4bfbc61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64b921d009f89400bfaa411a4b47a3cbbce9ec8698787de7584e2a3d6c4606f1
[INFO] running `Command { std: "docker" "start" "-a" "64b921d009f89400bfaa411a4b47a3cbbce9ec8698787de7584e2a3d6c4606f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking inflate v0.2.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking deque v0.3.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rayon v0.4.3
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]  Documenting mandelbrot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unclosed HTML tag `left`
[INFO] [stdout]   --> src/main.rs:28:44
[INFO] [stdout]    |
[INFO] [stdout] 28 | /// Specifically, `s` should have the form <left><sep><right>, where <sep> is
[INFO] [stdout]    |                                            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `sep`
[INFO] [stdout]   --> src/main.rs:28:50
[INFO] [stdout]    |
[INFO] [stdout] 28 | /// Specifically, `s` should have the form <left><sep><right>, where <sep> is
[INFO] [stdout]    |                                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `right`
[INFO] [stdout]   --> src/main.rs:28:55
[INFO] [stdout]    |
[INFO] [stdout] 28 | /// Specifically, `s` should have the form <left><sep><right>, where <sep> is
[INFO] [stdout]    |                                                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `sep`
[INFO] [stdout]   --> src/main.rs:28:70
[INFO] [stdout]    |
[INFO] [stdout] 28 | /// Specifically, `s` should have the form <left><sep><right>, where <sep> is
[INFO] [stdout]    |                                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `left`
[INFO] [stdout]   --> src/main.rs:29:58
[INFO] [stdout]    |
[INFO] [stdout] 29 | /// the character given by the `separator` argument, and <left> and <right> are both
[INFO] [stdout]    |                                                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `right`
[INFO] [stdout]   --> src/main.rs:29:69
[INFO] [stdout]    |
[INFO] [stdout] 29 | /// the character given by the `separator` argument, and <left> and <right> are both
[INFO] [stdout]    |                                                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/mandelbrot/index.html
[INFO] running `Command { std: "docker" "inspect" "64b921d009f89400bfaa411a4b47a3cbbce9ec8698787de7584e2a3d6c4606f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64b921d009f89400bfaa411a4b47a3cbbce9ec8698787de7584e2a3d6c4606f1", kill_on_drop: false }`
[INFO] [stdout] 64b921d009f89400bfaa411a4b47a3cbbce9ec8698787de7584e2a3d6c4606f1