[INFO] fetching crate argparse 0.2.2...
[INFO] documenting argparse-0.2.2 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate argparse 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate argparse 0.2.2 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argparse 0.2.2
[INFO] finished tweaking crates.io crate argparse 0.2.2
[INFO] tweaked toml for crates.io crate argparse 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 104947957ee5a748f3a6d2fcdca7c956d0deac61cbbddb2d6d7a889e128f213e
[INFO] running `Command { std: "docker" "start" "-a" "104947957ee5a748f3a6d2fcdca7c956d0deac61cbbddb2d6d7a889e128f213e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "104947957ee5a748f3a6d2fcdca7c956d0deac61cbbddb2d6d7a889e128f213e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104947957ee5a748f3a6d2fcdca7c956d0deac61cbbddb2d6d7a889e128f213e", kill_on_drop: false }`
[INFO] [stdout] 104947957ee5a748f3a6d2fcdca7c956d0deac61cbbddb2d6d7a889e128f213e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54898a6b526393b285e861fcee2298dc75b7717dad1f805141ec6cd488711cd9
[INFO] running `Command { std: "docker" "start" "-a" "54898a6b526393b285e861fcee2298dc75b7717dad1f805141ec6cd488711cd9", kill_on_drop: false }`
[INFO] [stderr]  Documenting argparse v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/help.rs:38:36
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 Some((idx, ch)) => ((idx, ch)),
[INFO] [stdout]    |                                    ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -                 Some((idx, ch)) => ((idx, ch)),
[INFO] [stdout] 38 +                 Some((idx, ch)) => (idx, ch),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/help.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 Some((idx, ch)) => ((idx, ch)),
[INFO] [stdout]    |                                    ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -                 Some((idx, ch)) => ((idx, ch)),
[INFO] [stdout] 51 +                 Some((idx, ch)) => (idx, ch),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "54898a6b526393b285e861fcee2298dc75b7717dad1f805141ec6cd488711cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54898a6b526393b285e861fcee2298dc75b7717dad1f805141ec6cd488711cd9", kill_on_drop: false }`
[INFO] [stdout] 54898a6b526393b285e861fcee2298dc75b7717dad1f805141ec6cd488711cd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddbb827e2fb98c7b54a0da81e4aa322e058ae1650b7e204a5d4a945fc51c356a
[INFO] running `Command { std: "docker" "start" "-a" "ddbb827e2fb98c7b54a0da81e4aa322e058ae1650b7e204a5d4a945fc51c356a", kill_on_drop: false }`
[INFO] [stderr]  Documenting argparse v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/help.rs:38:36
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 Some((idx, ch)) => ((idx, ch)),
[INFO] [stdout]    |                                    ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -                 Some((idx, ch)) => ((idx, ch)),
[INFO] [stdout] 38 +                 Some((idx, ch)) => (idx, ch),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/help.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 Some((idx, ch)) => ((idx, ch)),
[INFO] [stdout]    |                                    ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -                 Some((idx, ch)) => ((idx, ch)),
[INFO] [stdout] 51 +                 Some((idx, ch)) => (idx, ch),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "ddbb827e2fb98c7b54a0da81e4aa322e058ae1650b7e204a5d4a945fc51c356a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbb827e2fb98c7b54a0da81e4aa322e058ae1650b7e204a5d4a945fc51c356a", kill_on_drop: false }`
[INFO] [stdout] ddbb827e2fb98c7b54a0da81e4aa322e058ae1650b7e204a5d4a945fc51c356a
