[INFO] crate dither 1.3.7 is already in cache
[INFO] documenting dither-1.3.7 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate dither 1.3.7 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate dither 1.3.7 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dither 1.3.7
[INFO] finished tweaking crates.io crate dither 1.3.7
[INFO] tweaked toml for crates.io crate dither 1.3.7 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate dither 1.3.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1db2fde4f1090b0ab61cd6ec5b9024a0b718e54e989759a6e35d10eadde6cb9
[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" "c1db2fde4f1090b0ab61cd6ec5b9024a0b718e54e989759a6e35d10eadde6cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1db2fde4f1090b0ab61cd6ec5b9024a0b718e54e989759a6e35d10eadde6cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1db2fde4f1090b0ab61cd6ec5b9024a0b718e54e989759a6e35d10eadde6cb9", kill_on_drop: false }`
[INFO] [stdout] c1db2fde4f1090b0ab61cd6ec5b9024a0b718e54e989759a6e35d10eadde6cb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d8518b3417d3f0cd114c778749788a57e147555be217b8b42a9c661e3c9e8a0
[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" "5d8518b3417d3f0cd114c778749788a57e147555be217b8b42a9c661e3c9e8a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[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 num-rational v0.2.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]  Documenting dither v1.3.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[color::Mode::CustomPalette]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/error.rs:16:38
[INFO] [stdout]    |
[INFO] [stdout] 16 |     /// The user has specified both [color::Mode::CustomPalette] and the bit depth [Opt]
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[RGB]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/ditherer.rs:7:80
[INFO] [stdout]   |
[INFO] [stdout] 7 | /// `P`  is the type of pixel; in practice, it is either [f64] or [`RGB<f64>`][RGB]
[INFO] [stdout]   |                                                                                ^^^ cannot be resolved, ignoring
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[color::Mode::CustomPalette]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/error.rs:16:38
[INFO] [stdout]    |
[INFO] [stdout] 16 |     /// The user has specified both [color::Mode::CustomPalette] and the bit depth [Opt]
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[crate::create_convert_quantized_to_palette_func]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/opts.rs:22:164
[INFO] [stdout]    |
[INFO] [stdout] 22 | ...t_quantized_to_palette_func][crate::create_convert_quantized_to_palette_func]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.50s
[INFO] running `Command { std: "docker" "inspect" "5d8518b3417d3f0cd114c778749788a57e147555be217b8b42a9c661e3c9e8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8518b3417d3f0cd114c778749788a57e147555be217b8b42a9c661e3c9e8a0", kill_on_drop: false }`
[INFO] [stdout] 5d8518b3417d3f0cd114c778749788a57e147555be217b8b42a9c661e3c9e8a0