[INFO] fetching crate ur20 0.5.1... [INFO] checking ur20-0.5.1 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1 [INFO] extracting crate ur20 0.5.1 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate ur20 0.5.1 on toolchain 5518eaa946291f00471af8b254b2a1715f234882 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ur20 0.5.1 [INFO] finished tweaking crates.io crate ur20 0.5.1 [INFO] tweaked toml for crates.io crate ur20 0.5.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-derive v0.2.5 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 946edde74070ce06d470d617a036691ae7a39770185786a9ae785cfc684ee35b [INFO] running `Command { std: "docker" "start" "-a" "946edde74070ce06d470d617a036691ae7a39770185786a9ae785cfc684ee35b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "946edde74070ce06d470d617a036691ae7a39770185786a9ae785cfc684ee35b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "946edde74070ce06d470d617a036691ae7a39770185786a9ae785cfc684ee35b", kill_on_drop: false }` [INFO] [stdout] 946edde74070ce06d470d617a036691ae7a39770185786a9ae785cfc684ee35b [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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7033d68f31b8e80e85e27802690d70c1e2e56c81da8ed1b4c0fd39eecc9ba65c [INFO] running `Command { std: "docker" "start" "-a" "7033d68f31b8e80e85e27802690d70c1e2e56c81da8ed1b4c0fd39eecc9ba65c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking ur20 v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/util.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | (1 << bit) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 23 - (1 << bit) [INFO] [stdout] 23 + 1 << bit [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:61:26 [INFO] [stdout] | [INFO] [stdout] 61 | mA0To20 => (factor * v / 20.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 61 - mA0To20 => (factor * v / 20.0), [INFO] [stdout] 61 + mA0To20 => factor * v / 20.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:62:26 [INFO] [stdout] | [INFO] [stdout] 62 | mA4To20 => (factor * (v - 4.0) / 16.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 62 - mA4To20 => (factor * (v - 4.0) / 16.0), [INFO] [stdout] 62 + mA4To20 => factor * (v - 4.0) / 16.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:64:26 [INFO] [stdout] | [INFO] [stdout] 64 | VMinus10To10 => (factor * v / 10.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 64 - VMinus10To10 => (factor * v / 10.0), [INFO] [stdout] 64 + VMinus10To10 => factor * v / 10.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:66:26 [INFO] [stdout] | [INFO] [stdout] 66 | VMinus5To5 => (factor * v / 5.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 66 - VMinus5To5 => (factor * v / 5.0), [INFO] [stdout] 66 + VMinus5To5 => factor * v / 5.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:67:26 [INFO] [stdout] | [INFO] [stdout] 67 | V1To5 => (factor * (v - 1.0) / 4.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 67 - V1To5 => (factor * (v - 1.0) / 4.0), [INFO] [stdout] 67 + V1To5 => factor * (v - 1.0) / 4.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:68:26 [INFO] [stdout] | [INFO] [stdout] 68 | V2To10 => (factor * (v - 2.0) / 8.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 68 - V2To10 => (factor * (v - 2.0) / 8.0), [INFO] [stdout] 68 + V2To10 => factor * (v - 2.0) / 8.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/util.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | (1 << bit) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 23 - (1 << bit) [INFO] [stdout] 23 + 1 << bit [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:61:26 [INFO] [stdout] | [INFO] [stdout] 61 | mA0To20 => (factor * v / 20.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 61 - mA0To20 => (factor * v / 20.0), [INFO] [stdout] 61 + mA0To20 => factor * v / 20.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:62:26 [INFO] [stdout] | [INFO] [stdout] 62 | mA4To20 => (factor * (v - 4.0) / 16.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 62 - mA4To20 => (factor * (v - 4.0) / 16.0), [INFO] [stdout] 62 + mA4To20 => factor * (v - 4.0) / 16.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:64:26 [INFO] [stdout] | [INFO] [stdout] 64 | VMinus10To10 => (factor * v / 10.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 64 - VMinus10To10 => (factor * v / 10.0), [INFO] [stdout] 64 + VMinus10To10 => factor * v / 10.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:66:26 [INFO] [stdout] | [INFO] [stdout] 66 | VMinus5To5 => (factor * v / 5.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 66 - VMinus5To5 => (factor * v / 5.0), [INFO] [stdout] 66 + VMinus5To5 => factor * v / 5.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:67:26 [INFO] [stdout] | [INFO] [stdout] 67 | V1To5 => (factor * (v - 1.0) / 4.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 67 - V1To5 => (factor * (v - 1.0) / 4.0), [INFO] [stdout] 67 + V1To5 => factor * (v - 1.0) / 4.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:68:26 [INFO] [stdout] | [INFO] [stdout] 68 | V2To10 => (factor * (v - 2.0) / 8.0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 68 - V2To10 => (factor * (v - 2.0) / 8.0), [INFO] [stdout] 68 + V2To10 => factor * (v - 2.0) / 8.0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.71s [INFO] running `Command { std: "docker" "inspect" "7033d68f31b8e80e85e27802690d70c1e2e56c81da8ed1b4c0fd39eecc9ba65c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7033d68f31b8e80e85e27802690d70c1e2e56c81da8ed1b4c0fd39eecc9ba65c", kill_on_drop: false }` [INFO] [stdout] 7033d68f31b8e80e85e27802690d70c1e2e56c81da8ed1b4c0fd39eecc9ba65c