[INFO] cloning repository https://github.com/Michael0x2a/impo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Michael0x2a/impo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael0x2a%2Fimpo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael0x2a%2Fimpo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8a49d12d09be2b0e4f97419d7165a8a79dd845cd [INFO] documenting Michael0x2a/impo against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael0x2a%2Fimpo" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Michael0x2a/impo on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Michael0x2a/impo [INFO] finished tweaking git repo https://github.com/Michael0x2a/impo [INFO] tweaked toml for git repo https://github.com/Michael0x2a/impo written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Michael0x2a/impo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded snowflake v1.3.0 [INFO] [stderr] Downloaded backtrace-sys v0.1.21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e05b278e7bc094142a2d2f6d4a104a1577e72424e129a4dfe2ae436a6835f83f [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" "e05b278e7bc094142a2d2f6d4a104a1577e72424e129a4dfe2ae436a6835f83f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e05b278e7bc094142a2d2f6d4a104a1577e72424e129a4dfe2ae436a6835f83f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e05b278e7bc094142a2d2f6d4a104a1577e72424e129a4dfe2ae436a6835f83f", kill_on_drop: false }` [INFO] [stdout] e05b278e7bc094142a2d2f6d4a104a1577e72424e129a4dfe2ae436a6835f83f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e87d17d0b390cd629a1a0afa306c41da94bd8e6c1f18b797fbaf2d2a27373fba [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" "e87d17d0b390cd629a1a0afa306c41da94bd8e6c1f18b797fbaf2d2a27373fba", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.15 [INFO] [stderr] Checking libc v0.2.41 [INFO] [stderr] Checking cfg-if v0.1.3 [INFO] [stderr] Checking rustc-demangle v0.1.8 [INFO] [stderr] Checking snowflake v1.3.0 [INFO] [stderr] Compiling backtrace-sys v0.1.21 [INFO] [stderr] Checking backtrace v0.3.8 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Documenting impo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/parser/tokens.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | / (self.token_type == TokenType::Comment [INFO] [stdout] 96 | | || self.token_type == TokenType::Whitespace) [INFO] [stdout] | |________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 95 | self.token_type == TokenType::Comment [INFO] [stdout] 96 | || self.token_type == TokenType::Whitespace [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/parser/tokens.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | / (self.token_type == TokenType::EqualEqual [INFO] [stdout] 101 | | || self.token_type == TokenType::BangEqual) [INFO] [stdout] | |_______________________________________________________^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 100 | self.token_type == TokenType::EqualEqual [INFO] [stdout] 101 | || self.token_type == TokenType::BangEqual [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/parser/tokens.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | / (self.token_type == TokenType::Greater [INFO] [stdout] 106 | | || self.token_type == TokenType::GreaterEqual [INFO] [stdout] 107 | | || self.token_type == TokenType::Less [INFO] [stdout] 108 | | || self.token_type == TokenType::LessEqual) [INFO] [stdout] | |_______________________________________________________^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 105 | self.token_type == TokenType::Greater [INFO] [stdout] 106 | || self.token_type == TokenType::GreaterEqual [INFO] [stdout] 107 | || self.token_type == TokenType::Less [INFO] [stdout] 108 | || self.token_type == TokenType::LessEqual [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/parser/tokens.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | / (self.token_type == TokenType::Plus [INFO] [stdout] 113 | | || self.token_type == TokenType::Minus) [INFO] [stdout] | |___________________________________________________^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 112 | self.token_type == TokenType::Plus [INFO] [stdout] 113 | || self.token_type == TokenType::Minus [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/parser/tokens.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | / (self.token_type == TokenType::Star [INFO] [stdout] 118 | | || self.token_type == TokenType::Slash [INFO] [stdout] 119 | | || self.token_type == TokenType::SlashSlash [INFO] [stdout] 120 | | || self.token_type == TokenType::Percent) [INFO] [stdout] | |_____________________________________________________^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 117 | self.token_type == TokenType::Star [INFO] [stdout] 118 | || self.token_type == TokenType::Slash [INFO] [stdout] 119 | || self.token_type == TokenType::SlashSlash [INFO] [stdout] 120 | || self.token_type == TokenType::Percent [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/parser/tokens.rs:124:9 [INFO] [stdout] | [INFO] [stdout] 124 | / (self.token_type == TokenType::Bang [INFO] [stdout] 125 | | || self.token_type == TokenType::Minus) [INFO] [stdout] | |___________________________________________________^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 124 | self.token_type == TokenType::Bang [INFO] [stdout] 125 | || self.token_type == TokenType::Minus [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.33s [INFO] running `Command { std: "docker" "inspect" "e87d17d0b390cd629a1a0afa306c41da94bd8e6c1f18b797fbaf2d2a27373fba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e87d17d0b390cd629a1a0afa306c41da94bd8e6c1f18b797fbaf2d2a27373fba", kill_on_drop: false }` [INFO] [stdout] e87d17d0b390cd629a1a0afa306c41da94bd8e6c1f18b797fbaf2d2a27373fba