[INFO] fetching crate simple_colors 1.0.1...
[INFO] documenting simple_colors-1.0.1 against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] extracting crate simple_colors 1.0.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate simple_colors 1.0.1 on toolchain 6fd27704e643b25711e6a97ec2b04873b411b97d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_colors 1.0.1
[INFO] finished tweaking crates.io crate simple_colors 1.0.1
[INFO] tweaked toml for crates.io crate simple_colors 1.0.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c483619b4929802cf9d986595ccf2f66bb8a3fd6dd3f713dcff7bdf6b821bafa
[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" "c483619b4929802cf9d986595ccf2f66bb8a3fd6dd3f713dcff7bdf6b821bafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c483619b4929802cf9d986595ccf2f66bb8a3fd6dd3f713dcff7bdf6b821bafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c483619b4929802cf9d986595ccf2f66bb8a3fd6dd3f713dcff7bdf6b821bafa", kill_on_drop: false }`
[INFO] [stdout] c483619b4929802cf9d986595ccf2f66bb8a3fd6dd3f713dcff7bdf6b821bafa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5beb0484ec385f7ae391679ce02af4309bfa90e68b5305dc04f3d7c9573e5b03
[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" "5beb0484ec385f7ae391679ce02af4309bfa90e68b5305dc04f3d7c9573e5b03", kill_on_drop: false }`
[INFO] [stderr]  Documenting simple_colors v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]  --> src/macros/general.rs:3:62
[INFO] [stdout]   |
[INFO] [stdout] 3 | /// You can also use all the designated color macros (e.g. [`red!`])
[INFO] [stdout]   |                                                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[deny(rustdoc::macro_rules_fallback)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]  --> src/macros/bg.rs:3:51
[INFO] [stdout]   |
[INFO] [stdout] 3 | /// text with a background and text color (e.g. [`bg_blue!`])
[INFO] [stdout]   |                                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `simple_colors`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name simple_colors src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=72ef4ba225cf71f7 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid --crate-version 1.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5beb0484ec385f7ae391679ce02af4309bfa90e68b5305dc04f3d7c9573e5b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5beb0484ec385f7ae391679ce02af4309bfa90e68b5305dc04f3d7c9573e5b03", kill_on_drop: false }`
[INFO] [stdout] 5beb0484ec385f7ae391679ce02af4309bfa90e68b5305dc04f3d7c9573e5b03