[INFO] cloning repository https://github.com/mj-nico23/pngme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mj-nico23/pngme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmj-nico23%2Fpngme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmj-nico23%2Fpngme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48071b2def03e742412dd5b014c2c977b051dfd0
[INFO] documenting mj-nico23/pngme 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%2Fmj-nico23%2Fpngme" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mj-nico23/pngme 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/mj-nico23/pngme
[INFO] finished tweaking git repo https://github.com/mj-nico23/pngme
[INFO] tweaked toml for git repo https://github.com/mj-nico23/pngme written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/mj-nico23/pngme 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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] c719616a223b9b4168f54930d5602daaa407db3ac666895c87f5c51a24f4087b
[INFO] running `Command { std: "docker" "start" "-a" "c719616a223b9b4168f54930d5602daaa407db3ac666895c87f5c51a24f4087b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c719616a223b9b4168f54930d5602daaa407db3ac666895c87f5c51a24f4087b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c719616a223b9b4168f54930d5602daaa407db3ac666895c87f5c51a24f4087b", kill_on_drop: false }`
[INFO] [stdout] c719616a223b9b4168f54930d5602daaa407db3ac666895c87f5c51a24f4087b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 353e5eab3ca70a9e54b38812bb17a8fe22d29e53a11dc07b99f16dbc798768cd
[INFO] running `Command { std: "docker" "start" "-a" "353e5eab3ca70a9e54b38812bb17a8fe22d29e53a11dc07b99f16dbc798768cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking os_str_bytes v2.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]  Documenting pngme1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/chunk.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// http://www.libpng.org/pub/png/spec/1.2/PNG-Structure.html
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://www.libpng.org/pub/png/spec/1.2/PNG-Structure.html>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/chunk_type.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /// http://www.libpng.org/pub/png/spec/1.2/PNG-Structure.html
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://www.libpng.org/pub/png/spec/1.2/PNG-Structure.html>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/png.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /// http://www.libpng.org/pub/png/spec/1.2/PNG-Contents.html
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://www.libpng.org/pub/png/spec/1.2/PNG-Contents.html>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.32s
[INFO] running `Command { std: "docker" "inspect" "353e5eab3ca70a9e54b38812bb17a8fe22d29e53a11dc07b99f16dbc798768cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353e5eab3ca70a9e54b38812bb17a8fe22d29e53a11dc07b99f16dbc798768cd", kill_on_drop: false }`
[INFO] [stdout] 353e5eab3ca70a9e54b38812bb17a8fe22d29e53a11dc07b99f16dbc798768cd