[INFO] cloning repository https://github.com/sergi-ko/sandbox-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sergi-ko/sandbox-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsergi-ko%2Fsandbox-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsergi-ko%2Fsandbox-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a570dac2679a729ee28482b6eefdfe5b7b2b8db9
[INFO] documenting sergi-ko/sandbox-rust 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%2Fsergi-ko%2Fsandbox-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sergi-ko/sandbox-rust 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/sergi-ko/sandbox-rust
[INFO] finished tweaking git repo https://github.com/sergi-ko/sandbox-rust
[INFO] tweaked toml for git repo https://github.com/sergi-ko/sandbox-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sergi-ko/sandbox-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1fc98ff13e2b2c4c21ec0cd149a2f76ca542a7108b96fe640d772bf692b5f6c0
[INFO] running `Command { std: "docker" "start" "-a" "1fc98ff13e2b2c4c21ec0cd149a2f76ca542a7108b96fe640d772bf692b5f6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fc98ff13e2b2c4c21ec0cd149a2f76ca542a7108b96fe640d772bf692b5f6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc98ff13e2b2c4c21ec0cd149a2f76ca542a7108b96fe640d772bf692b5f6c0", kill_on_drop: false }`
[INFO] [stdout] 1fc98ff13e2b2c4c21ec0cd149a2f76ca542a7108b96fe640d772bf692b5f6c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] bcd188e4c7819cb1a9d244c723c8ab354d2447f2b302eca5b88371cccbeccf6f
[INFO] running `Command { std: "docker" "start" "-a" "bcd188e4c7819cb1a9d244c723c8ab354d2447f2b302eca5b88371cccbeccf6f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting sandbox-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/iter.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | ///     - try https://crates.io/crates/cargo-criterion
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://crates.io/crates/cargo-criterion>`
[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/iter.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | ///     - try https://doc.rust-lang.org/cargo/commands/cargo-bench.html
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://doc.rust-lang.org/cargo/commands/cargo-bench.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/iter.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | ///     - try https://doc.rust-lang.org/std/hint/fn.black_box.html
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://doc.rust-lang.org/std/hint/fn.black_box.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/iter.rs:10:41
[INFO] [stdout]    |
[INFO] [stdout] 10 | ///     - assembly can be checked here: https://godbolt.org/z/svjjfoxjW
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://godbolt.org/z/svjjfoxjW>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "bcd188e4c7819cb1a9d244c723c8ab354d2447f2b302eca5b88371cccbeccf6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd188e4c7819cb1a9d244c723c8ab354d2447f2b302eca5b88371cccbeccf6f", kill_on_drop: false }`
[INFO] [stdout] bcd188e4c7819cb1a9d244c723c8ab354d2447f2b302eca5b88371cccbeccf6f