[INFO] updating cached repository https://github.com/twe4ked/farbfeld-view
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1db65f2a88ce0af586149477f5829f1c40b788b9
[INFO] documenting twe4ked/farbfeld-view against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwe4ked%2Ffarbfeld-view" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twe4ked/farbfeld-view on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/twe4ked/farbfeld-view
[INFO] finished tweaking git repo https://github.com/twe4ked/farbfeld-view
[INFO] tweaked toml for git repo https://github.com/twe4ked/farbfeld-view written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/twe4ked/farbfeld-view already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 4cb9a472eb9c86678cd7a1bf55f94046d4d809cf85cf794641eb6adb77b31ad3
[INFO] running `Command { std: "docker" "start" "-a" "4cb9a472eb9c86678cd7a1bf55f94046d4d809cf85cf794641eb6adb77b31ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cb9a472eb9c86678cd7a1bf55f94046d4d809cf85cf794641eb6adb77b31ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cb9a472eb9c86678cd7a1bf55f94046d4d809cf85cf794641eb6adb77b31ad3", kill_on_drop: false }`
[INFO] [stdout] 4cb9a472eb9c86678cd7a1bf55f94046d4d809cf85cf794641eb6adb77b31ad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e22cdf057642a09444e8260348bd779fc79d393f5429d6b86a5c0d72443d53a
[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" "1e22cdf057642a09444e8260348bd779fc79d393f5429d6b86a5c0d72443d53a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling minifb v0.13.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]  Documenting farbfeld-view v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[2222]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/main.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | //! [2222] | 4⋅16-Bit BE unsigned integers [RGBA] / pixel, row-major
[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: `[RGBA]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/main.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 | //! [2222] | 4⋅16-Bit BE unsigned integers [RGBA] / pixel, row-major
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.35s
[INFO] running `Command { std: "docker" "inspect" "1e22cdf057642a09444e8260348bd779fc79d393f5429d6b86a5c0d72443d53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e22cdf057642a09444e8260348bd779fc79d393f5429d6b86a5c0d72443d53a", kill_on_drop: false }`
[INFO] [stdout] 1e22cdf057642a09444e8260348bd779fc79d393f5429d6b86a5c0d72443d53a