[INFO] cloning repository https://github.com/loiclec/fuzzcheck-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loiclec/fuzzcheck-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floiclec%2Ffuzzcheck-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floiclec%2Ffuzzcheck-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2acc737e632c4142c1e772433ee0f638d1f7ffeb [INFO] checking loiclec/fuzzcheck-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floiclec%2Ffuzzcheck-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/loiclec/fuzzcheck-rs on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain [INFO] started tweaking git repo https://github.com/loiclec/fuzzcheck-rs [INFO] finished tweaking git repo https://github.com/loiclec/fuzzcheck-rs [INFO] tweaked toml for git repo https://github.com/loiclec/fuzzcheck-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 48 packages to latest compatible versions [INFO] [stderr] Adding ahash v0.7.8 (latest: v0.8.11) [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.1) [INFO] [stderr] Adding bit-vec v0.6.3 (latest: v0.8.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.1.1) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (latest: v0.50.1) [INFO] [stderr] Adding object v0.29.0 (latest: v0.36.4) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.4) [INFO] [stderr] Adding ron v0.7.1 (latest: v0.8.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: /workspace/builds/worker-1-tc1/source/fuzzcheck/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `flate2` dependency) [INFO] [stderr] warning: /workspace/builds/worker-1-tc1/source/fuzzcheck/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `libc` dependency) [INFO] [stderr] warning: /workspace/builds/worker-1-tc1/source/fuzzcheck/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `object` dependency) [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 50fca95a47edd8b7d89cf2b074f063136f820ebda68876e737d6fd7d2ae4d17b [INFO] running `Command { std: "docker" "start" "-a" "50fca95a47edd8b7d89cf2b074f063136f820ebda68876e737d6fd7d2ae4d17b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50fca95a47edd8b7d89cf2b074f063136f820ebda68876e737d6fd7d2ae4d17b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50fca95a47edd8b7d89cf2b074f063136f820ebda68876e737d6fd7d2ae4d17b", kill_on_drop: false }` [INFO] [stdout] 50fca95a47edd8b7d89cf2b074f063136f820ebda68876e737d6fd7d2ae4d17b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 554159e690630910223bedd5927a733dd11bbc360375c94694e6f108d0372ea4 [INFO] running `Command { std: "docker" "start" "-a" "554159e690630910223bedd5927a733dd11bbc360375c94694e6f108d0372ea4", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/fuzzcheck/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `flate2` dependency) [INFO] [stderr] warning: /opt/rustwide/workdir/fuzzcheck/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `libc` dependency) [INFO] [stderr] warning: /opt/rustwide/workdir/fuzzcheck/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `object` dependency) [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling pkg-config v0.3.30 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Compiling cc v1.1.15 [INFO] [stderr] Checking fuzzcheck_common v0.12.0 (/opt/rustwide/workdir/fuzzcheck_common) [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking object v0.29.0 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stderr] Compiling cargo-fuzzcheck v0.12.0 (/opt/rustwide/workdir/cargo-fuzzcheck) [INFO] [stderr] Compiling libz-sys v1.1.20 [INFO] [stderr] Compiling fuzzcheck v0.12.1 (/opt/rustwide/workdir/fuzzcheck) [INFO] [stderr] Checking flate2 v1.0.33 [INFO] [stderr] Checking fuzzcheck_mutators_derive v0.12.0 (/opt/rustwide/workdir/fuzzcheck_mutators_derive) [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stdout] warning: field `section` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:682:9 [INFO] [stdout] | [INFO] [stdout] 681 | InconsistentLengthOfEncodedData { [INFO] [stdout] | ------------------------------- field in this variant [INFO] [stdout] 682 | section: CovMapSection, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `path` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:685:9 [INFO] [stdout] | [INFO] [stdout] 684 | CannotReadObjectFile { [INFO] [stdout] | -------------------- field in this variant [INFO] [stdout] 685 | path: PathBuf, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `section` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:688:9 [INFO] [stdout] | [INFO] [stdout] 687 | CannotFindSection { [INFO] [stdout] | ----------------- field in this variant [INFO] [stdout] 688 | section: CovMapSection, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `raw_header` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:691:9 [INFO] [stdout] | [INFO] [stdout] 690 | PseudoCountersNotSupportedYet { [INFO] [stdout] | ----------------------------- field in this variant [INFO] [stdout] 691 | raw_header: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `section` and `decompress_result` are never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:694:9 [INFO] [stdout] | [INFO] [stdout] 693 | FailedToDecompress { [INFO] [stdout] | ------------------ fields in this variant [INFO] [stdout] 694 | section: CovMapSection, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 695 | decompress_result: Result, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `actual` and `expected` are never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:698:9 [INFO] [stdout] | [INFO] [stdout] 697 | NumberOfFilenamesDoesNotMatch { [INFO] [stdout] | ----------------------------- fields in this variant [INFO] [stdout] 698 | actual: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 699 | expected: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:701:20 [INFO] [stdout] | [INFO] [stdout] 701 | InvalidVersion(i32), [INFO] [stdout] | -------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 701 | InvalidVersion(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `section` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:703:9 [INFO] [stdout] | [INFO] [stdout] 702 | CannotParseUTF8 { [INFO] [stdout] | --------------- field in this variant [INFO] [stdout] 703 | section: CovMapSection, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Unit` is never constructed [INFO] [stdout] --> fuzzcheck/src/sensors_and_pools/maximise_observation_pool.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct Unit; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> fuzzcheck/src/split_string.rs:36:10 [INFO] [stdout] | [INFO] [stdout] 36 | Word(&'a str), [INFO] [stdout] | ---- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 36 | Word(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> fuzzcheck/src/split_string.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 37 | Whitespace(&'a str), [INFO] [stdout] | ---------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 37 | Whitespace(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> fuzzcheck/src/split_string.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | Escape(&'a str), [INFO] [stdout] | ------ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 40 | Escape(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `section` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:682:9 [INFO] [stdout] | [INFO] [stdout] 681 | InconsistentLengthOfEncodedData { [INFO] [stdout] | ------------------------------- field in this variant [INFO] [stdout] 682 | section: CovMapSection, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `path` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:685:9 [INFO] [stdout] | [INFO] [stdout] 684 | CannotReadObjectFile { [INFO] [stdout] | -------------------- field in this variant [INFO] [stdout] 685 | path: PathBuf, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `section` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:688:9 [INFO] [stdout] | [INFO] [stdout] 687 | CannotFindSection { [INFO] [stdout] | ----------------- field in this variant [INFO] [stdout] 688 | section: CovMapSection, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `raw_header` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:691:9 [INFO] [stdout] | [INFO] [stdout] 690 | PseudoCountersNotSupportedYet { [INFO] [stdout] | ----------------------------- field in this variant [INFO] [stdout] 691 | raw_header: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `section` and `decompress_result` are never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:694:9 [INFO] [stdout] | [INFO] [stdout] 693 | FailedToDecompress { [INFO] [stdout] | ------------------ fields in this variant [INFO] [stdout] 694 | section: CovMapSection, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 695 | decompress_result: Result, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `actual` and `expected` are never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:698:9 [INFO] [stdout] | [INFO] [stdout] 697 | NumberOfFilenamesDoesNotMatch { [INFO] [stdout] | ----------------------------- fields in this variant [INFO] [stdout] 698 | actual: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 699 | expected: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:701:20 [INFO] [stdout] | [INFO] [stdout] 701 | InvalidVersion(i32), [INFO] [stdout] | -------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 701 | InvalidVersion(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `section` is never read [INFO] [stdout] --> fuzzcheck/src/code_coverage_sensor/llvm_coverage.rs:703:9 [INFO] [stdout] | [INFO] [stdout] 702 | CannotParseUTF8 { [INFO] [stdout] | --------------- field in this variant [INFO] [stdout] 703 | section: CovMapSection, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadCovMapError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Unit` is never constructed [INFO] [stdout] --> fuzzcheck/src/sensors_and_pools/maximise_observation_pool.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct Unit; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> fuzzcheck/src/split_string.rs:36:10 [INFO] [stdout] | [INFO] [stdout] 36 | Word(&'a str), [INFO] [stdout] | ---- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 36 | Word(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> fuzzcheck/src/split_string.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 37 | Whitespace(&'a str), [INFO] [stdout] | ---------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 37 | Whitespace(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> fuzzcheck/src/split_string.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | Escape(&'a str), [INFO] [stdout] | ------ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 40 | Escape(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.76s [INFO] running `Command { std: "docker" "inspect" "554159e690630910223bedd5927a733dd11bbc360375c94694e6f108d0372ea4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "554159e690630910223bedd5927a733dd11bbc360375c94694e6f108d0372ea4", kill_on_drop: false }` [INFO] [stdout] 554159e690630910223bedd5927a733dd11bbc360375c94694e6f108d0372ea4