[INFO] fetching crate dedup_signature 0.2.1... [INFO] checking dedup_signature-0.2.1 against beta for pr-78714 [INFO] extracting crate dedup_signature 0.2.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate dedup_signature 0.2.1 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate dedup_signature 0.2.1 [INFO] finished tweaking crates.io crate dedup_signature 0.2.1 [INFO] tweaked toml for crates.io crate dedup_signature 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c49edb6410310fade5117cd981a001d42c25fbf69a2435e235fd0012f7c75cbd [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" "c49edb6410310fade5117cd981a001d42c25fbf69a2435e235fd0012f7c75cbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c49edb6410310fade5117cd981a001d42c25fbf69a2435e235fd0012f7c75cbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c49edb6410310fade5117cd981a001d42c25fbf69a2435e235fd0012f7c75cbd", kill_on_drop: false }` [INFO] [stdout] c49edb6410310fade5117cd981a001d42c25fbf69a2435e235fd0012f7c75cbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 222017aceb383ce069cede86b35ae0b43a043698cfd1072bdb62e07ab238885d [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" "222017aceb383ce069cede86b35ae0b43a043698cfd1072bdb62e07ab238885d", kill_on_drop: false }` [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking dedup_signature v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/hash.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | ((x << k) | (x >> (32 - k))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:70:24 [INFO] [stdout] | [INFO] [stdout] 70 | a = a.wrapping_add(((length as u32) << 2)).wrapping_add(initval); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:71:24 [INFO] [stdout] | [INFO] [stdout] 71 | b = b.wrapping_add(((length as u32) << 2)).wrapping_add(initval); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:72:24 [INFO] [stdout] | [INFO] [stdout] 72 | c = c.wrapping_add(((length as u32) << 2)).wrapping_add(initval); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:117:24 [INFO] [stdout] | [INFO] [stdout] 117 | a = a.wrapping_add(((length as u32) << 2)).wrapping_add( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:120:24 [INFO] [stdout] | [INFO] [stdout] 120 | b = b.wrapping_add(((length as u32) << 2)).wrapping_add( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:123:24 [INFO] [stdout] | [INFO] [stdout] 123 | c = c.wrapping_add(((length as u32) << 2)).wrapping_add( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/hash.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | ((x << k) | (x >> (32 - k))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:70:24 [INFO] [stdout] | [INFO] [stdout] 70 | a = a.wrapping_add(((length as u32) << 2)).wrapping_add(initval); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:71:24 [INFO] [stdout] | [INFO] [stdout] 71 | b = b.wrapping_add(((length as u32) << 2)).wrapping_add(initval); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:72:24 [INFO] [stdout] | [INFO] [stdout] 72 | c = c.wrapping_add(((length as u32) << 2)).wrapping_add(initval); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:117:24 [INFO] [stdout] | [INFO] [stdout] 117 | a = a.wrapping_add(((length as u32) << 2)).wrapping_add( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:120:24 [INFO] [stdout] | [INFO] [stdout] 120 | b = b.wrapping_add(((length as u32) << 2)).wrapping_add( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/hash.rs:123:24 [INFO] [stdout] | [INFO] [stdout] 123 | c = c.wrapping_add(((length as u32) << 2)).wrapping_add( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.92s [INFO] running `Command { std: "docker" "inspect" "222017aceb383ce069cede86b35ae0b43a043698cfd1072bdb62e07ab238885d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "222017aceb383ce069cede86b35ae0b43a043698cfd1072bdb62e07ab238885d", kill_on_drop: false }` [INFO] [stdout] 222017aceb383ce069cede86b35ae0b43a043698cfd1072bdb62e07ab238885d