[INFO] fetching crate bigqueue 0.0.2... [INFO] documenting bigqueue-0.0.2 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] extracting crate bigqueue 0.0.2 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate bigqueue 0.0.2 on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bigqueue 0.0.2 [INFO] finished tweaking crates.io crate bigqueue 0.0.2 [INFO] tweaked toml for crates.io crate bigqueue 0.0.2 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5d9f4b3202ed627ee9027c43d1136fe38bc4e2281c58a68407fd63324253ec40 [INFO] running `Command { std: "docker" "start" "-a" "5d9f4b3202ed627ee9027c43d1136fe38bc4e2281c58a68407fd63324253ec40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d9f4b3202ed627ee9027c43d1136fe38bc4e2281c58a68407fd63324253ec40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d9f4b3202ed627ee9027c43d1136fe38bc4e2281c58a68407fd63324253ec40", kill_on_drop: false }` [INFO] [stdout] 5d9f4b3202ed627ee9027c43d1136fe38bc4e2281c58a68407fd63324253ec40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9c8cfeee83d09f1279299349acd1dcbc4848180fd7cd2d23b47a7e2eeb40099b [INFO] running `Command { std: "docker" "start" "-a" "9c8cfeee83d09f1279299349acd1dcbc4848180fd7cd2d23b47a7e2eeb40099b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking hashbrown v0.5.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Checking lru v0.1.17 [INFO] [stderr] Checking object v0.28.4 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling backtrace v0.3.65 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Documenting bigqueue v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/bigqueue.rs:234:26 [INFO] [stdout] | [INFO] [stdout] 234 | let m = unsafe { (&mut (*self.q_head.get()).mmap) }; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 234 - let m = unsafe { (&mut (*self.q_head.get()).mmap) }; [INFO] [stdout] 234 + let m = unsafe { &mut (*self.q_head.get()).mmap }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/bigqueue.rs:239:26 [INFO] [stdout] | [INFO] [stdout] 239 | let m = unsafe { (&mut (*self.q_tail.get())) }; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 239 - let m = unsafe { (&mut (*self.q_tail.get())) }; [INFO] [stdout] 239 + let m = unsafe { &mut (*self.q_tail.get()) }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/bigqueue.rs:357:41 [INFO] [stdout] | [INFO] [stdout] 357 | fn read_length(&mut self) -> Option<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 357 - fn read_length(&mut self) -> Option<(usize)> { [INFO] [stdout] 357 + fn read_length(&mut self) -> Option { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 36.05s [INFO] running `Command { std: "docker" "inspect" "9c8cfeee83d09f1279299349acd1dcbc4848180fd7cd2d23b47a7e2eeb40099b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c8cfeee83d09f1279299349acd1dcbc4848180fd7cd2d23b47a7e2eeb40099b", kill_on_drop: false }` [INFO] [stdout] 9c8cfeee83d09f1279299349acd1dcbc4848180fd7cd2d23b47a7e2eeb40099b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stdout] 380b62d17e3f822a411018e7d08626aaceb0381238862a7deadf5360f4557a2f [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" "380b62d17e3f822a411018e7d08626aaceb0381238862a7deadf5360f4557a2f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking hashbrown v0.5.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Checking lru v0.1.17 [INFO] [stderr] Checking object v0.28.4 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling backtrace v0.3.65 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Documenting bigqueue v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/bigqueue.rs:234:26 [INFO] [stdout] | [INFO] [stdout] 234 | let m = unsafe { (&mut (*self.q_head.get()).mmap) }; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 234 - let m = unsafe { (&mut (*self.q_head.get()).mmap) }; [INFO] [stdout] 234 + let m = unsafe { &mut (*self.q_head.get()).mmap }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/bigqueue.rs:239:26 [INFO] [stdout] | [INFO] [stdout] 239 | let m = unsafe { (&mut (*self.q_tail.get())) }; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 239 - let m = unsafe { (&mut (*self.q_tail.get())) }; [INFO] [stdout] 239 + let m = unsafe { &mut (*self.q_tail.get()) }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/bigqueue.rs:357:41 [INFO] [stdout] | [INFO] [stdout] 357 | fn read_length(&mut self) -> Option<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 357 - fn read_length(&mut self) -> Option<(usize)> { [INFO] [stdout] 357 + fn read_length(&mut self) -> Option { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.40s [INFO] running `Command { std: "docker" "inspect" "380b62d17e3f822a411018e7d08626aaceb0381238862a7deadf5360f4557a2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "380b62d17e3f822a411018e7d08626aaceb0381238862a7deadf5360f4557a2f", kill_on_drop: false }` [INFO] [stdout] 380b62d17e3f822a411018e7d08626aaceb0381238862a7deadf5360f4557a2f