[INFO] cloning repository https://github.com/klardotsh/what-the-ref
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klardotsh/what-the-ref" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklardotsh%2Fwhat-the-ref", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklardotsh%2Fwhat-the-ref'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75c672ff691ec1bbb090cdb24055409a3b49f804
[INFO] checking klardotsh/what-the-ref against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklardotsh%2Fwhat-the-ref" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/klardotsh/what-the-ref
[INFO] finished tweaking git repo https://github.com/klardotsh/what-the-ref
[INFO] tweaked toml for git repo https://github.com/klardotsh/what-the-ref written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/klardotsh/what-the-ref on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/klardotsh/what-the-ref already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 598e3cbed222df55833efa22600f74f94516a37889ef7a9416301258ba07c5f6
[INFO] running `Command { std: "docker" "start" "598e3cbed222df55833efa22600f74f94516a37889ef7a9416301258ba07c5f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "598e3cbed222df55833efa22600f74f94516a37889ef7a9416301258ba07c5f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "598e3cbed222df55833efa22600f74f94516a37889ef7a9416301258ba07c5f6" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "598e3cbed222df55833efa22600f74f94516a37889ef7a9416301258ba07c5f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "598e3cbed222df55833efa22600f74f94516a37889ef7a9416301258ba07c5f6" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/term.rs:79:69
[INFO] [stdout]    |
[INFO] [stdout] 79 |             .map_err(|e| RulesetLoadError::MalformedTermFrontMatter((term_path.to_string()), e))
[INFO] [stdout]    |                                                                     ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -             .map_err(|e| RulesetLoadError::MalformedTermFrontMatter((term_path.to_string()), e))
[INFO] [stdout] 79 +             .map_err(|e| RulesetLoadError::MalformedTermFrontMatter(term_path.to_string(), e))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/term.rs:79:69
[INFO] [stdout]    |
[INFO] [stdout] 79 |             .map_err(|e| RulesetLoadError::MalformedTermFrontMatter((term_path.to_string()), e))
[INFO] [stdout]    |                                                                     ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -             .map_err(|e| RulesetLoadError::MalformedTermFrontMatter((term_path.to_string()), e))
[INFO] [stdout] 79 +             .map_err(|e| RulesetLoadError::MalformedTermFrontMatter(term_path.to_string(), e))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ruleset_load_error.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     FilesystemError(std::io::Error),
[INFO] [stdout]   |     --------------- ^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RulesetLoadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[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] 7 -     FilesystemError(std::io::Error),
[INFO] [stdout] 7 +     FilesystemError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ruleset_load_error.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 |     DeserializationError(toml::de::Error),
[INFO] [stdout]   |     -------------------- ^^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RulesetLoadError` 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] 8 -     DeserializationError(toml::de::Error),
[INFO] [stdout] 8 +     DeserializationError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/ruleset_load_error.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     NoSuchRulesetDirectory(String, PathBuf),
[INFO] [stdout]   |     ---------------------- ^^^^^^  ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RulesetLoadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 9 -     NoSuchRulesetDirectory(String, PathBuf),
[INFO] [stdout] 9 +     NoSuchRulesetDirectory((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 |     MissingHeaderForTerm(String),
[INFO] [stdout]    |     -------------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` 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] 12 -     MissingHeaderForTerm(String),
[INFO] [stdout] 12 +     MissingHeaderForTerm(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 |     MalformedTermFrontMatter(String, toml::de::Error),
[INFO] [stdout]    |     ------------------------ ^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 14 -     MalformedTermFrontMatter(String, toml::de::Error),
[INFO] [stdout] 14 +     MalformedTermFrontMatter((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:16:26
[INFO] [stdout]    |
[INFO] [stdout] 16 |     MissingHeaderForRule(String),
[INFO] [stdout]    |     -------------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` 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] 16 -     MissingHeaderForRule(String),
[INFO] [stdout] 16 +     MissingHeaderForRule(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     RuleMissingNumber(String),
[INFO] [stdout]    |     ----------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` 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] 20 -     RuleMissingNumber(String),
[INFO] [stdout] 20 +     RuleMissingNumber(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     RuleNumberUnparseable(RuleNumberParseError),
[INFO] [stdout]    |     --------------------- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` 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] 21 -     RuleNumberUnparseable(RuleNumberParseError),
[INFO] [stdout] 21 +     RuleNumberUnparseable(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 |     NoSuchRuleSourceDirectory(String, PathBuf),
[INFO] [stdout]    |     ------------------------- ^^^^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 22 -     NoSuchRuleSourceDirectory(String, PathBuf),
[INFO] [stdout] 22 +     NoSuchRuleSourceDirectory((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `UnrecognizedRulePrefix` is never constructed
[INFO] [stdout]   --> src/ruleset_load_error.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum RulesetLoadError {
[INFO] [stdout]    |          ---------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     UnrecognizedRulePrefix(String, String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` 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]  --> src/ruleset_load_error.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     FilesystemError(std::io::Error),
[INFO] [stdout]   |     --------------- ^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RulesetLoadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[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] 7 -     FilesystemError(std::io::Error),
[INFO] [stdout] 7 +     FilesystemError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ruleset_load_error.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 |     DeserializationError(toml::de::Error),
[INFO] [stdout]   |     -------------------- ^^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RulesetLoadError` 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] 8 -     DeserializationError(toml::de::Error),
[INFO] [stdout] 8 +     DeserializationError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/ruleset_load_error.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     NoSuchRulesetDirectory(String, PathBuf),
[INFO] [stdout]   |     ---------------------- ^^^^^^  ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RulesetLoadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 9 -     NoSuchRulesetDirectory(String, PathBuf),
[INFO] [stdout] 9 +     NoSuchRulesetDirectory((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 |     MissingHeaderForTerm(String),
[INFO] [stdout]    |     -------------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` 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] 12 -     MissingHeaderForTerm(String),
[INFO] [stdout] 12 +     MissingHeaderForTerm(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 |     MalformedTermFrontMatter(String, toml::de::Error),
[INFO] [stdout]    |     ------------------------ ^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 14 -     MalformedTermFrontMatter(String, toml::de::Error),
[INFO] [stdout] 14 +     MalformedTermFrontMatter((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:16:26
[INFO] [stdout]    |
[INFO] [stdout] 16 |     MissingHeaderForRule(String),
[INFO] [stdout]    |     -------------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` 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] 16 -     MissingHeaderForRule(String),
[INFO] [stdout] 16 +     MissingHeaderForRule(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     RuleMissingNumber(String),
[INFO] [stdout]    |     ----------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` 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] 20 -     RuleMissingNumber(String),
[INFO] [stdout] 20 +     RuleMissingNumber(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     RuleNumberUnparseable(RuleNumberParseError),
[INFO] [stdout]    |     --------------------- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` 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] 21 -     RuleNumberUnparseable(RuleNumberParseError),
[INFO] [stdout] 21 +     RuleNumberUnparseable(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ruleset_load_error.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 |     NoSuchRuleSourceDirectory(String, PathBuf),
[INFO] [stdout]    |     ------------------------- ^^^^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 22 -     NoSuchRuleSourceDirectory(String, PathBuf),
[INFO] [stdout] 22 +     NoSuchRuleSourceDirectory((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `UnrecognizedRulePrefix` is never constructed
[INFO] [stdout]   --> src/ruleset_load_error.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum RulesetLoadError {
[INFO] [stdout]    |          ---------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     UnrecognizedRulePrefix(String, String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RulesetLoadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.05s
[INFO] running `Command { std: "docker" "inspect" "598e3cbed222df55833efa22600f74f94516a37889ef7a9416301258ba07c5f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598e3cbed222df55833efa22600f74f94516a37889ef7a9416301258ba07c5f6", kill_on_drop: false }`
[INFO] [stdout] 598e3cbed222df55833efa22600f74f94516a37889ef7a9416301258ba07c5f6
