[INFO] cloning repository https://github.com/mhorod/blep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhorod/blep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhorod%2Fblep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhorod%2Fblep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a4fdb39a21fd9cc9a8d36f250ad82c226219ccb
[INFO] testing mhorod/blep against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhorod%2Fblep" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mhorod/blep
[INFO] finished tweaking git repo https://github.com/mhorod/blep
[INFO] tweaked toml for git repo https://github.com/mhorod/blep written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mhorod/blep on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mhorod/blep 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3dfda1ed978262e89caa9037bfbb85a8ccdf4a91942a6461da8e13dba7d8c21
[INFO] running `Command { std: "docker" "start" "-a" "f3dfda1ed978262e89caa9037bfbb85a8ccdf4a91942a6461da8e13dba7d8c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3dfda1ed978262e89caa9037bfbb85a8ccdf4a91942a6461da8e13dba7d8c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3dfda1ed978262e89caa9037bfbb85a8ccdf4a91942a6461da8e13dba7d8c21", kill_on_drop: false }`
[INFO] [stdout] f3dfda1ed978262e89caa9037bfbb85a8ccdf4a91942a6461da8e13dba7d8c21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1459436181f4dff809e62e64ac42b58ee732da07b3b4f607a82a380ed39ca340
[INFO] running `Command { std: "docker" "start" "-a" "1459436181f4dff809e62e64ac42b58ee732da07b3b4f607a82a380ed39ca340", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling blep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `blep_lexer` and `blep_parser`
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use blep::{blep_lexer, blep_parser};
[INFO] [stdout]    |            ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::display::print_ast`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use ast::display::print_ast;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::generate::build_ast`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use ast::generate::build_ast;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner`
[INFO] [stdout]    --> src/ast/display.rs:288:25
[INFO] [stdout]     |
[INFO] [stdout] 288 |             TyKind::Fun(inner) => {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_inner`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `implements_span`
[INFO] [stdout]    --> src/ast/generate.rs:786:34
[INFO] [stdout]     |
[INFO] [stdout] 786 |                 let (implements, implements_span) =
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_implements_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_regex_grammar` is never used
[INFO] [stdout]   --> src/main.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn print_regex_grammar<T: std::fmt::Debug>(grammar: &RegexGrammar<T>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_grammar` is never used
[INFO] [stdout]   --> src/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn print_grammar<T: std::fmt::Debug>(grammar: &Grammar<T>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_parse_tree` is never used
[INFO] [stdout]   --> src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn print_parse_tree<T: Debug, U: Debug>(tree: &ParseTree<T, U>, indent: String, last: bool) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run` is never used
[INFO] [stdout]   --> src/pipeline/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl BlepPipeline {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn run(&self, input: &str) -> Result<(), String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/ast/mod.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct Item {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 49 |     id: AstNodeId,
[INFO] [stdout] 50 |     span: Span,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/mod.rs:59:15
[INFO] [stdout]    |
[INFO] [stdout] 59 |     Interface(Interface),
[INFO] [stdout]    |     --------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ItemKind` has derived impls for the traits `Clone` and `Debug`, but these are 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] 59 -     Interface(Interface),
[INFO] [stdout] 59 +     Interface(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NewType` and `TypeAlias` are never constructed
[INFO] [stdout]   --> src/ast/mod.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub enum ItemKind {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 61 |     NewType(NewType),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 62 |     TypeAlias(TypeAlias),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ItemKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub struct EnumVariant {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 124 |     id: AstNodeId,
[INFO] [stdout] 125 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EnumVariant` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `span`, `ident`, `generic_params`, and `methods` are never read
[INFO] [stdout]    --> src/ast/mod.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub struct Interface {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 132 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 133 |     ident: Ident,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 134 |     generic_params: Vec<TyName>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 135 |     methods: Vec<InterfaceMethod>
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Interface` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/ast/mod.rs:140:5
[INFO] [stdout]     |
[INFO] [stdout] 139 | pub struct InterfaceMethod {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 140 |     id: AstNodeId,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 141 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 142 |     staticity: Staticity,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 143 |     mutability: Mutability,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 144 |     purity: Purity,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 145 |     ident: Ident,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 146 |     params: Vec<FunParam>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 147 |     return_ty: Ty,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InterfaceMethod` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kind` is never read
[INFO] [stdout]    --> src/ast/mod.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub struct Struct {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 155 |     kind: StructKind,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Struct` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub struct StructMethod {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 180 |     id: AstNodeId,
[INFO] [stdout] 181 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StructMethod` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | pub struct FunParam {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 204 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FunParam` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Ref`, `Tuple`, and `Fun` are never constructed
[INFO] [stdout]    --> src/ast/mod.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 230 | pub enum TyKind {
[INFO] [stdout]     |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 233 |     Ref(Mutability, Box<Ty>),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 234 |     Ptr(Mutability, Box<Ty>),
[INFO] [stdout] 235 |     Tuple(Vec<Ty>),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 236 |     Fun(FunTy),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TyKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `args` and `result` are never read
[INFO] [stdout]    --> src/ast/mod.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct FunTy {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 247 |     args: Vec<Ty>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 248 |     result: Box<Ty>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FunTy` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/ast/mod.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 278 | pub struct If {
[INFO] [stdout]     |            -- field in this struct
[INFO] [stdout] 279 |     id: AstNodeId,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `If` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mutability` is never read
[INFO] [stdout]    --> src/ast/mod.rs:296:5
[INFO] [stdout]     |
[INFO] [stdout] 294 | pub struct Let {
[INFO] [stdout]     |            --- field in this struct
[INFO] [stdout] 295 |     span: Span,
[INFO] [stdout] 296 |     mutability: Mutability,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Let` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:305:5
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub struct Stmt {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 304 |     id: AstNodeId,
[INFO] [stdout] 305 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/ast/mod.rs:328:5
[INFO] [stdout]     |
[INFO] [stdout] 327 | pub struct While {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 328 |     id: AstNodeId,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `While` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/ast/mod.rs:337:5
[INFO] [stdout]     |
[INFO] [stdout] 336 | pub struct Loop {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 337 |     id: AstNodeId,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Loop` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:345:5
[INFO] [stdout]     |
[INFO] [stdout] 343 | pub struct RangeExpr {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 344 |     id: AstNodeId,
[INFO] [stdout] 345 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RangeExpr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Hiding` is never constructed
[INFO] [stdout]    --> src/blep/tokens.rs:211:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub enum KeywordKind {
[INFO] [stdout]     |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 211 |     Hiding,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KeywordKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Production` is never used
[INFO] [stdout]   --> src/parsing/grammar/mod.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub type Production<'a, T> = (&'a T, &'a Dfa<T>);
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_start_production` and `get_production` are never used
[INFO] [stdout]   --> src/parsing/grammar/mod.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<T: Hash + Eq> Grammar<T> {
[INFO] [stdout]    | ----------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn get_start_production(&self) -> Production<T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn get_production(&self, symbol: &T) -> Option<Production<T>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/parsing/parsers/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct TokenStream<T> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 6 |     index: usize,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/grammar/mod.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn get_start_production(&self) -> Production<T> {
[INFO] [stdout]    |                                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn get_start_production(&self) -> Production<'_, T> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/grammar/mod.rs:70:27
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn get_production(&self, symbol: &T) -> Option<Production<T>> {
[INFO] [stdout]    |                           ^^^^^                        ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn get_production(&self, symbol: &T) -> Option<Production<'_, T>> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "1459436181f4dff809e62e64ac42b58ee732da07b3b4f607a82a380ed39ca340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1459436181f4dff809e62e64ac42b58ee732da07b3b4f607a82a380ed39ca340", kill_on_drop: false }`
[INFO] [stdout] 1459436181f4dff809e62e64ac42b58ee732da07b3b4f607a82a380ed39ca340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20062d019ba07dac78c5a184cba9ae6aebacedca96074eadc6025ba141f29a9a
[INFO] running `Command { std: "docker" "start" "-a" "20062d019ba07dac78c5a184cba9ae6aebacedca96074eadc6025ba141f29a9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling blep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `blep_lexer` and `blep_parser`
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use blep::{blep_lexer, blep_parser};
[INFO] [stdout]    |            ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::display::print_ast`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use ast::display::print_ast;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::generate::build_ast`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use ast::generate::build_ast;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner`
[INFO] [stdout]    --> src/ast/display.rs:288:25
[INFO] [stdout]     |
[INFO] [stdout] 288 |             TyKind::Fun(inner) => {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_inner`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `implements_span`
[INFO] [stdout]    --> src/ast/generate.rs:786:34
[INFO] [stdout]     |
[INFO] [stdout] 786 |                 let (implements, implements_span) =
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_implements_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_regex_grammar` is never used
[INFO] [stdout]   --> src/main.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn print_regex_grammar<T: std::fmt::Debug>(grammar: &RegexGrammar<T>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_grammar` is never used
[INFO] [stdout]   --> src/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn print_grammar<T: std::fmt::Debug>(grammar: &Grammar<T>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_parse_tree` is never used
[INFO] [stdout]   --> src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn print_parse_tree<T: Debug, U: Debug>(tree: &ParseTree<T, U>, indent: String, last: bool) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run` is never used
[INFO] [stdout]   --> src/pipeline/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl BlepPipeline {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn run(&self, input: &str) -> Result<(), String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/ast/mod.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct Item {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 49 |     id: AstNodeId,
[INFO] [stdout] 50 |     span: Span,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/mod.rs:59:15
[INFO] [stdout]    |
[INFO] [stdout] 59 |     Interface(Interface),
[INFO] [stdout]    |     --------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ItemKind` has derived impls for the traits `Clone` and `Debug`, but these are 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] 59 -     Interface(Interface),
[INFO] [stdout] 59 +     Interface(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NewType` and `TypeAlias` are never constructed
[INFO] [stdout]   --> src/ast/mod.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub enum ItemKind {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 61 |     NewType(NewType),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 62 |     TypeAlias(TypeAlias),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ItemKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub struct EnumVariant {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 124 |     id: AstNodeId,
[INFO] [stdout] 125 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EnumVariant` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `span`, `ident`, `generic_params`, and `methods` are never read
[INFO] [stdout]    --> src/ast/mod.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub struct Interface {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 132 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 133 |     ident: Ident,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 134 |     generic_params: Vec<TyName>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 135 |     methods: Vec<InterfaceMethod>
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Interface` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/ast/mod.rs:140:5
[INFO] [stdout]     |
[INFO] [stdout] 139 | pub struct InterfaceMethod {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 140 |     id: AstNodeId,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 141 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 142 |     staticity: Staticity,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 143 |     mutability: Mutability,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 144 |     purity: Purity,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 145 |     ident: Ident,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 146 |     params: Vec<FunParam>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 147 |     return_ty: Ty,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InterfaceMethod` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kind` is never read
[INFO] [stdout]    --> src/ast/mod.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub struct Struct {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 155 |     kind: StructKind,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Struct` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub struct StructMethod {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 180 |     id: AstNodeId,
[INFO] [stdout] 181 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StructMethod` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | pub struct FunParam {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 204 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FunParam` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Ref`, `Tuple`, and `Fun` are never constructed
[INFO] [stdout]    --> src/ast/mod.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 230 | pub enum TyKind {
[INFO] [stdout]     |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 233 |     Ref(Mutability, Box<Ty>),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 234 |     Ptr(Mutability, Box<Ty>),
[INFO] [stdout] 235 |     Tuple(Vec<Ty>),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 236 |     Fun(FunTy),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TyKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `args` and `result` are never read
[INFO] [stdout]    --> src/ast/mod.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct FunTy {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 247 |     args: Vec<Ty>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 248 |     result: Box<Ty>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FunTy` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/ast/mod.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 278 | pub struct If {
[INFO] [stdout]     |            -- field in this struct
[INFO] [stdout] 279 |     id: AstNodeId,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `If` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mutability` is never read
[INFO] [stdout]    --> src/ast/mod.rs:296:5
[INFO] [stdout]     |
[INFO] [stdout] 294 | pub struct Let {
[INFO] [stdout]     |            --- field in this struct
[INFO] [stdout] 295 |     span: Span,
[INFO] [stdout] 296 |     mutability: Mutability,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Let` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:305:5
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub struct Stmt {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 304 |     id: AstNodeId,
[INFO] [stdout] 305 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/ast/mod.rs:328:5
[INFO] [stdout]     |
[INFO] [stdout] 327 | pub struct While {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 328 |     id: AstNodeId,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `While` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/ast/mod.rs:337:5
[INFO] [stdout]     |
[INFO] [stdout] 336 | pub struct Loop {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 337 |     id: AstNodeId,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Loop` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:345:5
[INFO] [stdout]     |
[INFO] [stdout] 343 | pub struct RangeExpr {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 344 |     id: AstNodeId,
[INFO] [stdout] 345 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RangeExpr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Hiding` is never constructed
[INFO] [stdout]    --> src/blep/tokens.rs:211:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub enum KeywordKind {
[INFO] [stdout]     |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 211 |     Hiding,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KeywordKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Production` is never used
[INFO] [stdout]   --> src/parsing/grammar/mod.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub type Production<'a, T> = (&'a T, &'a Dfa<T>);
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_start_production` and `get_production` are never used
[INFO] [stdout]   --> src/parsing/grammar/mod.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<T: Hash + Eq> Grammar<T> {
[INFO] [stdout]    | ----------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn get_start_production(&self) -> Production<T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn get_production(&self, symbol: &T) -> Option<Production<T>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/parsing/parsers/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct TokenStream<T> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 6 |     index: usize,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/grammar/mod.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn get_start_production(&self) -> Production<T> {
[INFO] [stdout]    |                                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn get_start_production(&self) -> Production<'_, T> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/grammar/mod.rs:70:27
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn get_production(&self, symbol: &T) -> Option<Production<T>> {
[INFO] [stdout]    |                           ^^^^^                        ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn get_production(&self, symbol: &T) -> Option<Production<'_, T>> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "20062d019ba07dac78c5a184cba9ae6aebacedca96074eadc6025ba141f29a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20062d019ba07dac78c5a184cba9ae6aebacedca96074eadc6025ba141f29a9a", kill_on_drop: false }`
[INFO] [stdout] 20062d019ba07dac78c5a184cba9ae6aebacedca96074eadc6025ba141f29a9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91fbe6fe4d1eac972544ed0d89b23ee60525bd6ec227125f2a19b999acde18dc
[INFO] running `Command { std: "docker" "start" "-a" "91fbe6fe4d1eac972544ed0d89b23ee60525bd6ec227125f2a19b999acde18dc", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `blep_lexer` and `blep_parser`
[INFO] [stderr]   --> src/main.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | use blep::{blep_lexer, blep_parser};
[INFO] [stderr]    |            ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::display::print_ast`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use ast::display::print_ast;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::generate::build_ast`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use ast::generate::build_ast;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inner`
[INFO] [stderr]    --> src/ast/display.rs:288:25
[INFO] [stderr]     |
[INFO] [stderr] 288 |             TyKind::Fun(inner) => {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_inner`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `implements_span`
[INFO] [stderr]    --> src/ast/generate.rs:786:34
[INFO] [stderr]     |
[INFO] [stderr] 786 |                 let (implements, implements_span) =
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_implements_span`
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_regex_grammar` is never used
[INFO] [stderr]   --> src/main.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn print_regex_grammar<T: std::fmt::Debug>(grammar: &RegexGrammar<T>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_grammar` is never used
[INFO] [stderr]   --> src/main.rs:26:4
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn print_grammar<T: std::fmt::Debug>(grammar: &Grammar<T>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_parse_tree` is never used
[INFO] [stderr]   --> src/main.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn print_parse_tree<T: Debug, U: Debug>(tree: &ParseTree<T, U>, indent: String, last: bool) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `run` is never used
[INFO] [stderr]   --> src/pipeline/mod.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl BlepPipeline {
[INFO] [stderr]    | ----------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub fn run(&self, input: &str) -> Result<(), String> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]   --> src/ast/mod.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub struct Item {
[INFO] [stderr]    |            ---- field in this struct
[INFO] [stderr] 49 |     id: AstNodeId,
[INFO] [stderr] 50 |     span: Span,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/ast/mod.rs:59:15
[INFO] [stderr]    |
[INFO] [stderr] 59 |     Interface(Interface),
[INFO] [stderr]    |     --------- ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ItemKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 59 -     Interface(Interface),
[INFO] [stderr] 59 +     Interface(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variants `NewType` and `TypeAlias` are never constructed
[INFO] [stderr]   --> src/ast/mod.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub enum ItemKind {
[INFO] [stderr]    |          -------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 61 |     NewType(NewType),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 62 |     TypeAlias(TypeAlias),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ItemKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]    --> src/ast/mod.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 123 | pub struct EnumVariant {
[INFO] [stderr]     |            ----------- field in this struct
[INFO] [stderr] 124 |     id: AstNodeId,
[INFO] [stderr] 125 |     span: Span,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `EnumVariant` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `span`, `ident`, `generic_params`, and `methods` are never read
[INFO] [stderr]    --> src/ast/mod.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 131 | pub struct Interface {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] 132 |     span: Span,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 133 |     ident: Ident,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 134 |     generic_params: Vec<TyName>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 135 |     methods: Vec<InterfaceMethod>
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Interface` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]    --> src/ast/mod.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 139 | pub struct InterfaceMethod {
[INFO] [stderr]     |            --------------- fields in this struct
[INFO] [stderr] 140 |     id: AstNodeId,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 141 |     span: Span,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 142 |     staticity: Staticity,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 143 |     mutability: Mutability,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 144 |     purity: Purity,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 145 |     ident: Ident,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 146 |     params: Vec<FunParam>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 147 |     return_ty: Ty,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `InterfaceMethod` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `kind` is never read
[INFO] [stderr]    --> src/ast/mod.rs:155:5
[INFO] [stderr]     |
[INFO] [stderr] 152 | pub struct Struct {
[INFO] [stderr]     |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 155 |     kind: StructKind,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Struct` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]    --> src/ast/mod.rs:181:5
[INFO] [stderr]     |
[INFO] [stderr] 179 | pub struct StructMethod {
[INFO] [stderr]     |            ------------ field in this struct
[INFO] [stderr] 180 |     id: AstNodeId,
[INFO] [stderr] 181 |     span: Span,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `StructMethod` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]    --> src/ast/mod.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 201 | pub struct FunParam {
[INFO] [stderr]     |            -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 204 |     span: Span,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `FunParam` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Ref`, `Tuple`, and `Fun` are never constructed
[INFO] [stderr]    --> src/ast/mod.rs:233:5
[INFO] [stderr]     |
[INFO] [stderr] 230 | pub enum TyKind {
[INFO] [stderr]     |          ------ variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 233 |     Ref(Mutability, Box<Ty>),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 234 |     Ptr(Mutability, Box<Ty>),
[INFO] [stderr] 235 |     Tuple(Vec<Ty>),
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 236 |     Fun(FunTy),
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `TyKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `args` and `result` are never read
[INFO] [stderr]    --> src/ast/mod.rs:247:5
[INFO] [stderr]     |
[INFO] [stderr] 246 | pub struct FunTy {
[INFO] [stderr]     |            ----- fields in this struct
[INFO] [stderr] 247 |     args: Vec<Ty>,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 248 |     result: Box<Ty>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `FunTy` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]    --> src/ast/mod.rs:279:5
[INFO] [stderr]     |
[INFO] [stderr] 278 | pub struct If {
[INFO] [stderr]     |            -- field in this struct
[INFO] [stderr] 279 |     id: AstNodeId,
[INFO] [stderr]     |     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `If` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `mutability` is never read
[INFO] [stderr]    --> src/ast/mod.rs:296:5
[INFO] [stderr]     |
[INFO] [stderr] 294 | pub struct Let {
[INFO] [stderr]     |            --- field in this struct
[INFO] [stderr] 295 |     span: Span,
[INFO] [stderr] 296 |     mutability: Mutability,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Let` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]    --> src/ast/mod.rs:305:5
[INFO] [stderr]     |
[INFO] [stderr] 303 | pub struct Stmt {
[INFO] [stderr]     |            ---- field in this struct
[INFO] [stderr] 304 |     id: AstNodeId,
[INFO] [stderr] 305 |     span: Span,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]    --> src/ast/mod.rs:328:5
[INFO] [stderr]     |
[INFO] [stderr] 327 | pub struct While {
[INFO] [stderr]     |            ----- field in this struct
[INFO] [stderr] 328 |     id: AstNodeId,
[INFO] [stderr]     |     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `While` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]    --> src/ast/mod.rs:337:5
[INFO] [stderr]     |
[INFO] [stderr] 336 | pub struct Loop {
[INFO] [stderr]     |            ---- field in this struct
[INFO] [stderr] 337 |     id: AstNodeId,
[INFO] [stderr]     |     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Loop` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]    --> src/ast/mod.rs:345:5
[INFO] [stderr]     |
[INFO] [stderr] 343 | pub struct RangeExpr {
[INFO] [stderr]     |            --------- field in this struct
[INFO] [stderr] 344 |     id: AstNodeId,
[INFO] [stderr] 345 |     span: Span,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `RangeExpr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Hiding` is never constructed
[INFO] [stderr]    --> src/blep/tokens.rs:211:5
[INFO] [stderr]     |
[INFO] [stderr] 184 | pub enum KeywordKind {
[INFO] [stderr]     |          ----------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 211 |     Hiding,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `KeywordKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Production` is never used
[INFO] [stderr]   --> src/parsing/grammar/mod.rs:17:10
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub type Production<'a, T> = (&'a T, &'a Dfa<T>);
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_start_production` and `get_production` are never used
[INFO] [stderr]   --> src/parsing/grammar/mod.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 58 | impl<T: Hash + Eq> Grammar<T> {
[INFO] [stderr]    | ----------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 66 |     pub fn get_start_production(&self) -> Production<T> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn get_production(&self, symbol: &T) -> Option<Production<T>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `index` is never read
[INFO] [stderr]  --> src/parsing/parsers/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct TokenStream<T> {
[INFO] [stderr]   |            ----------- field in this struct
[INFO] [stderr] 6 |     index: usize,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/parsing/grammar/mod.rs:66:33
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn get_start_production(&self) -> Production<T> {
[INFO] [stderr]    |                                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn get_start_production(&self) -> Production<'_, T> {
[INFO] [stderr]    |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/parsing/grammar/mod.rs:70:27
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn get_production(&self, symbol: &T) -> Option<Production<T>> {
[INFO] [stderr]    |                           ^^^^^                        ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                           |
[INFO] [stderr]    |                           the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn get_production(&self, symbol: &T) -> Option<Production<'_, T>> {
[INFO] [stderr]    |                                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: `blep` (bin "blep" test) generated 32 warnings (run `cargo fix --bin "blep" -p blep --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/blep-b56492de43b7d4d3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test regex::test::creating_regex ... ok
[INFO] [stdout] test pipeline::tests::standalone_examples_are_parsed_by_pipeline ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "91fbe6fe4d1eac972544ed0d89b23ee60525bd6ec227125f2a19b999acde18dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91fbe6fe4d1eac972544ed0d89b23ee60525bd6ec227125f2a19b999acde18dc", kill_on_drop: false }`
[INFO] [stdout] 91fbe6fe4d1eac972544ed0d89b23ee60525bd6ec227125f2a19b999acde18dc
