[INFO] fetching crate rustre-parser 0.1.0... [INFO] checking rustre-parser-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate rustre-parser 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate rustre-parser 0.1.0 [INFO] finished tweaking crates.io crate rustre-parser 0.1.0 [INFO] tweaked toml for crates.io crate rustre-parser 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rustre-parser 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e78853dfdac3affdd4b7acdf8495d6977d09eb2a537ec11650c8e5e209e68a45 [INFO] running `Command { std: "docker" "start" "-a" "e78853dfdac3affdd4b7acdf8495d6977d09eb2a537ec11650c8e5e209e68a45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e78853dfdac3affdd4b7acdf8495d6977d09eb2a537ec11650c8e5e209e68a45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e78853dfdac3affdd4b7acdf8495d6977d09eb2a537ec11650c8e5e209e68a45", kill_on_drop: false }` [INFO] [stdout] e78853dfdac3affdd4b7acdf8495d6977d09eb2a537ec11650c8e5e209e68a45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e77631b8bfc2ec7ba932062f5c218cdfada59c778dc0fcfa509ef6525724c1f1 [INFO] running `Command { std: "docker" "start" "-a" "e77631b8bfc2ec7ba932062f5c218cdfada59c778dc0fcfa509ef6525724c1f1", kill_on_drop: false }` [INFO] [stderr] Checking rustre-parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `includes` and `decls` are never read [INFO] [stdout] --> src/parser.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct Ast<'a, 'f> { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 35 | /// A list of files this file includes [INFO] [stdout] 36 | includes: Vec>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 37 | /// The declarations this file contains [INFO] [stdout] 38 | decls: Vec>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Ast` 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: fields `name`, `ty`, and `clock` are never read [INFO] [stdout] --> src/parser.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 248 | pub struct VariableDecl<'a, 'f> { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 249 | /// Its name [INFO] [stdout] 250 | name: Spanned<'f, Ident<'a, 'f>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 251 | /// Its type [INFO] [stdout] 252 | ty: Spanned<'f, TyExpr<'a, 'f>>, [INFO] [stdout] | ^^ [INFO] [stdout] 253 | /// If None, the base clock is used [INFO] [stdout] 254 | clock: Option>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VariableDecl` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `ty`, `clock`, and `value` are never read [INFO] [stdout] --> src/parser.rs:261:5 [INFO] [stdout] | [INFO] [stdout] 259 | pub struct ValuedVariableDecl<'a, 'f> { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] 260 | /// Its name [INFO] [stdout] 261 | name: Spanned<'f, Ident<'a, 'f>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 262 | /// Its type [INFO] [stdout] 263 | ty: Spanned<'f, TyExpr<'a, 'f>>, [INFO] [stdout] | ^^ [INFO] [stdout] 264 | /// If None, the base clock is used [INFO] [stdout] 265 | clock: Option>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 266 | /// Its initial value [INFO] [stdout] 267 | value: Option>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ValuedVariableDecl` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/parser.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 272 | pub struct ClockExpr<'a, 'f>( [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 276 | Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 280 | Box>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] = note: `ClockExpr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lhs` and `expr` are never read [INFO] [stdout] --> src/parser.rs:433:5 [INFO] [stdout] | [INFO] [stdout] 431 | pub struct MergeCase<'a, 'f> { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 432 | /// The LHS [INFO] [stdout] 433 | lhs: Spanned<'f, MergeLHS<'a, 'f>>, [INFO] [stdout] | ^^^ [INFO] [stdout] 434 | /// The expression [INFO] [stdout] 435 | expr: Spanned<'f, Expr<'a, 'f>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MergeCase` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:141:16 [INFO] [stdout] | [INFO] [stdout] 141 | pub fn lex(&mut self) -> Result, Error> { [INFO] [stdout] | ^^^^^^^^^ --- [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [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] 141 | pub fn lex(&mut self) -> Result>, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:454:13 [INFO] [stdout] | [INFO] [stdout] 454 | fn span(&self, line: usize, col: usize, pos: usize, len: usize) -> Span { [INFO] [stdout] | ^^^^^ the lifetime is elided here ---- the same lifetime is hidden 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] 454 | fn span(&self, line: usize, col: usize, pos: usize, len: usize) -> Span<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `includes` and `decls` are never read [INFO] [stdout] --> src/parser.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct Ast<'a, 'f> { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 35 | /// A list of files this file includes [INFO] [stdout] 36 | includes: Vec>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 37 | /// The declarations this file contains [INFO] [stdout] 38 | decls: Vec>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Ast` 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: fields `name`, `ty`, and `clock` are never read [INFO] [stdout] --> src/parser.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 248 | pub struct VariableDecl<'a, 'f> { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 249 | /// Its name [INFO] [stdout] 250 | name: Spanned<'f, Ident<'a, 'f>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 251 | /// Its type [INFO] [stdout] 252 | ty: Spanned<'f, TyExpr<'a, 'f>>, [INFO] [stdout] | ^^ [INFO] [stdout] 253 | /// If None, the base clock is used [INFO] [stdout] 254 | clock: Option>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VariableDecl` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `ty`, `clock`, and `value` are never read [INFO] [stdout] --> src/parser.rs:261:5 [INFO] [stdout] | [INFO] [stdout] 259 | pub struct ValuedVariableDecl<'a, 'f> { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] 260 | /// Its name [INFO] [stdout] 261 | name: Spanned<'f, Ident<'a, 'f>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 262 | /// Its type [INFO] [stdout] 263 | ty: Spanned<'f, TyExpr<'a, 'f>>, [INFO] [stdout] | ^^ [INFO] [stdout] 264 | /// If None, the base clock is used [INFO] [stdout] 265 | clock: Option>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 266 | /// Its initial value [INFO] [stdout] 267 | value: Option>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ValuedVariableDecl` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/parser.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 272 | pub struct ClockExpr<'a, 'f>( [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 276 | Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 280 | Box>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] = note: `ClockExpr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lhs` and `expr` are never read [INFO] [stdout] --> src/parser.rs:433:5 [INFO] [stdout] | [INFO] [stdout] 431 | pub struct MergeCase<'a, 'f> { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 432 | /// The LHS [INFO] [stdout] 433 | lhs: Spanned<'f, MergeLHS<'a, 'f>>, [INFO] [stdout] | ^^^ [INFO] [stdout] 434 | /// The expression [INFO] [stdout] 435 | expr: Spanned<'f, Expr<'a, 'f>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MergeCase` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:141:16 [INFO] [stdout] | [INFO] [stdout] 141 | pub fn lex(&mut self) -> Result, Error> { [INFO] [stdout] | ^^^^^^^^^ --- [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [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] 141 | pub fn lex(&mut self) -> Result>, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:454:13 [INFO] [stdout] | [INFO] [stdout] 454 | fn span(&self, line: usize, col: usize, pos: usize, len: usize) -> Span { [INFO] [stdout] | ^^^^^ the lifetime is elided here ---- the same lifetime is hidden 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] 454 | fn span(&self, line: usize, col: usize, pos: usize, len: usize) -> Span<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "e77631b8bfc2ec7ba932062f5c218cdfada59c778dc0fcfa509ef6525724c1f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e77631b8bfc2ec7ba932062f5c218cdfada59c778dc0fcfa509ef6525724c1f1", kill_on_drop: false }` [INFO] [stdout] e77631b8bfc2ec7ba932062f5c218cdfada59c778dc0fcfa509ef6525724c1f1