[INFO] fetching crate mutexpect 0.2.7... [INFO] checking mutexpect-0.2.7 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate mutexpect 0.2.7 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate mutexpect 0.2.7 [INFO] finished tweaking crates.io crate mutexpect 0.2.7 [INFO] tweaked toml for crates.io crate mutexpect 0.2.7 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mutexpect 0.2.7 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 12 packages to latest compatible versions [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.16) [INFO] [stderr] Adding twobit v0.1.1 (available: v0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tabfile v0.2.1 [INFO] [stderr] Downloaded pattern_partition_prediction v0.1.4 [INFO] [stderr] Downloaded twobit v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81f2394152fd4265c02010fea7b62a5e8b99e019a18a5c7a47d44365fb3d36c9 [INFO] running `Command { std: "docker" "start" "-a" "81f2394152fd4265c02010fea7b62a5e8b99e019a18a5c7a47d44365fb3d36c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81f2394152fd4265c02010fea7b62a5e8b99e019a18a5c7a47d44365fb3d36c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81f2394152fd4265c02010fea7b62a5e8b99e019a18a5c7a47d44365fb3d36c9", kill_on_drop: false }` [INFO] [stdout] 81f2394152fd4265c02010fea7b62a5e8b99e019a18a5c7a47d44365fb3d36c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae031ccb6fcf9b5afea73976ed1cbc0bc18ec5117114d4493eba046829de2ccd [INFO] running `Command { std: "docker" "start" "-a" "ae031ccb6fcf9b5afea73976ed1cbc0bc18ec5117114d4493eba046829de2ccd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Checking tabfile v0.2.1 [INFO] [stderr] Checking twobit v0.1.1 [INFO] [stderr] Checking pattern_partition_prediction v0.1.4 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling serde_repr v0.1.20 [INFO] [stderr] Checking mutexpect v0.2.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/point_mutation_classifier.rs:287:26 [INFO] [stdout] | [INFO] [stdout] 287 | 0 => (middle_index - 2..middle_index + 0 + 1), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 287 - 0 => (middle_index - 2..middle_index + 0 + 1), [INFO] [stdout] 287 + 0 => middle_index - 2..middle_index + 0 + 1, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/point_mutation_classifier.rs:288:26 [INFO] [stdout] | [INFO] [stdout] 288 | 1 => (middle_index - 1..middle_index + 1 + 1), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 288 - 1 => (middle_index - 1..middle_index + 1 + 1), [INFO] [stdout] 288 + 1 => middle_index - 1..middle_index + 1 + 1, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/point_mutation_classifier.rs:289:26 [INFO] [stdout] | [INFO] [stdout] 289 | 2 => (middle_index - 0..middle_index + 2 + 1), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 289 - 2 => (middle_index - 0..middle_index + 2 + 1), [INFO] [stdout] 289 + 2 => middle_index - 0..middle_index + 2 + 1, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/point_mutation_classifier.rs:287:26 [INFO] [stdout] | [INFO] [stdout] 287 | 0 => (middle_index - 2..middle_index + 0 + 1), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 287 - 0 => (middle_index - 2..middle_index + 0 + 1), [INFO] [stdout] 287 + 0 => middle_index - 2..middle_index + 0 + 1, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/point_mutation_classifier.rs:288:26 [INFO] [stdout] | [INFO] [stdout] 288 | 1 => (middle_index - 1..middle_index + 1 + 1), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 288 - 1 => (middle_index - 1..middle_index + 1 + 1), [INFO] [stdout] 288 + 1 => middle_index - 1..middle_index + 1 + 1, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/point_mutation_classifier.rs:289:26 [INFO] [stdout] | [INFO] [stdout] 289 | 2 => (middle_index - 0..middle_index + 2 + 1), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 289 - 2 => (middle_index - 0..middle_index + 2 + 1), [INFO] [stdout] 289 + 2 => middle_index - 0..middle_index + 2 + 1, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SetupError` is never constructed [INFO] [stdout] --> src/point_mutation_classifier.rs:353:12 [INFO] [stdout] | [INFO] [stdout] 353 | pub struct SetupError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SetupError` is never constructed [INFO] [stdout] --> src/point_mutation_classifier.rs:353:12 [INFO] [stdout] | [INFO] [stdout] 353 | pub struct SetupError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.76s [INFO] running `Command { std: "docker" "inspect" "ae031ccb6fcf9b5afea73976ed1cbc0bc18ec5117114d4493eba046829de2ccd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae031ccb6fcf9b5afea73976ed1cbc0bc18ec5117114d4493eba046829de2ccd", kill_on_drop: false }` [INFO] [stdout] ae031ccb6fcf9b5afea73976ed1cbc0bc18ec5117114d4493eba046829de2ccd