[INFO] fetching crate lexer-generator 0.1.4... [INFO] testing lexer-generator-0.1.4 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate lexer-generator 0.1.4 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate lexer-generator 0.1.4 [INFO] finished tweaking crates.io crate lexer-generator 0.1.4 [INFO] tweaked toml for crates.io crate lexer-generator 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate lexer-generator 0.1.4 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate lexer-generator 0.1.4 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v1.0.87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 36a5c41d18ccc2b2b097095fb2bca842cb98488da8ad2e43fceb05d112c5fe39 [INFO] running `Command { std: "docker" "start" "-a" "36a5c41d18ccc2b2b097095fb2bca842cb98488da8ad2e43fceb05d112c5fe39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36a5c41d18ccc2b2b097095fb2bca842cb98488da8ad2e43fceb05d112c5fe39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36a5c41d18ccc2b2b097095fb2bca842cb98488da8ad2e43fceb05d112c5fe39", kill_on_drop: false }` [INFO] [stdout] 36a5c41d18ccc2b2b097095fb2bca842cb98488da8ad2e43fceb05d112c5fe39 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5aee20a18b242d684477e62b7bfbd88fd9f44c10f1d48d0cbf262ccc43d5c96 [INFO] running `Command { std: "docker" "start" "-a" "a5aee20a18b242d684477e62b7bfbd88fd9f44c10f1d48d0cbf262ccc43d5c96", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.87 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling lexer-generator v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `line` is never read [INFO] [stdout] --> src/lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 74 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 77 | pub line: usize [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:121:30 [INFO] [stdout] | [INFO] [stdout] 121 | UnrecognizedPatternError(String), [INFO] [stdout] | ------------------------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParsingError` has derived impls for the traits `Debug` and `Clone`, 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] 121 - UnrecognizedPatternError(String), [INFO] [stdout] 121 + UnrecognizedPatternError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.73s [INFO] running `Command { std: "docker" "inspect" "a5aee20a18b242d684477e62b7bfbd88fd9f44c10f1d48d0cbf262ccc43d5c96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5aee20a18b242d684477e62b7bfbd88fd9f44c10f1d48d0cbf262ccc43d5c96", kill_on_drop: false }` [INFO] [stdout] a5aee20a18b242d684477e62b7bfbd88fd9f44c10f1d48d0cbf262ccc43d5c96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d0d30ec3ae9f8a3fc6bc52d09b818346ab6c00144f49b98c3f75e19816c6e441 [INFO] running `Command { std: "docker" "start" "-a" "d0d30ec3ae9f8a3fc6bc52d09b818346ab6c00144f49b98c3f75e19816c6e441", kill_on_drop: false }` [INFO] [stderr] Compiling lexer-generator v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `line` is never read [INFO] [stdout] --> src/lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 74 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 77 | pub line: usize [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:121:30 [INFO] [stdout] | [INFO] [stdout] 121 | UnrecognizedPatternError(String), [INFO] [stdout] | ------------------------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParsingError` has derived impls for the traits `Debug` and `Clone`, 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] 121 - UnrecognizedPatternError(String), [INFO] [stdout] 121 + UnrecognizedPatternError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "d0d30ec3ae9f8a3fc6bc52d09b818346ab6c00144f49b98c3f75e19816c6e441", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0d30ec3ae9f8a3fc6bc52d09b818346ab6c00144f49b98c3f75e19816c6e441", kill_on_drop: false }` [INFO] [stdout] d0d30ec3ae9f8a3fc6bc52d09b818346ab6c00144f49b98c3f75e19816c6e441 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5b724e0909523d96d9d04d89c9059cfeab364365e25360a894c8bab7ad389fa2 [INFO] running `Command { std: "docker" "start" "-a" "5b724e0909523d96d9d04d89c9059cfeab364365e25360a894c8bab7ad389fa2", kill_on_drop: false }` [INFO] [stderr] warning: found module declaration for lib.rs [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | mod lib; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: lib.rs is the root of this crate's library target [INFO] [stderr] = help: to refer to it from other targets, use the library's name as the path [INFO] [stderr] = note: `#[warn(special_module_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `line` is never read [INFO] [stderr] --> src/lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 74 | pub struct Token { [INFO] [stderr] | ----- field in this struct [INFO] [stderr] ... [INFO] [stderr] 77 | pub line: usize [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/lib.rs:121:30 [INFO] [stderr] | [INFO] [stderr] 121 | UnrecognizedPatternError(String), [INFO] [stderr] | ------------------------ ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `ParsingError` has derived impls for the traits `Debug` and `Clone`, 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] 121 - UnrecognizedPatternError(String), [INFO] [stderr] 121 + UnrecognizedPatternError(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `lexer-generator` (bin "lexer-generator" test) generated 3 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lexer_generator-e4787f8a8e87b7bf) [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lexer_generator-4abd99a93b757eb5) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests lexer_generator [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - (line 23) ... FAILED [INFO] [stdout] test src/lib.rs - (line 10) ... FAILED [INFO] [stdout] test src/lib.rs - (line 31) ... FAILED [INFO] [stdout] test src/lib.rs - Lexer (line 103) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 23) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Lexer` [INFO] [stdout] --> src/lib.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 6 | let mut lexer = Lexer::from(json, source); [INFO] [stdout] | ^^^^^ use of undeclared type `Lexer` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 + use lexer_generator::Lexer; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 10) stdout ---- [INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `:` [INFO] [stdout] --> src/lib.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 4 | "literals": { [INFO] [stdout] | ^ expected one of `.`, `;`, `?`, `}`, or an operator [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 31) stdout ---- [INFO] [stdout] error: expected item, found `"123 + 456 * 789"` [INFO] [stdout] --> src/lib.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 1 | "123 + 456 * 789" -> Token("number", "123"), Token("add", "*"), Token("number", "456"), Token("multiply", "*"), Token("number", "789") //... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ expected item [INFO] [stdout] | [INFO] [stdout] = note: for a full list of items that can appear in modules, see [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Lexer (line 103) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Lexer` [INFO] [stdout] --> src/lib.rs:104:17 [INFO] [stdout] | [INFO] [stdout] 3 | let mut lexer = Lexer::from(json, source); [INFO] [stdout] | ^^^^^ use of undeclared type `Lexer` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 + use lexer_generator::Lexer; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `json` in this scope [INFO] [stdout] --> src/lib.rs:104:29 [INFO] [stdout] | [INFO] [stdout] 3 | let mut lexer = Lexer::from(json, source); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `source` in this scope [INFO] [stdout] --> src/lib.rs:104:35 [INFO] [stdout] | [INFO] [stdout] 3 | let mut lexer = Lexer::from(json, source); [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 10) [INFO] [stdout] src/lib.rs - (line 23) [INFO] [stdout] src/lib.rs - (line 31) [INFO] [stdout] src/lib.rs - Lexer (line 103) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "5b724e0909523d96d9d04d89c9059cfeab364365e25360a894c8bab7ad389fa2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b724e0909523d96d9d04d89c9059cfeab364365e25360a894c8bab7ad389fa2", kill_on_drop: false }` [INFO] [stdout] 5b724e0909523d96d9d04d89c9059cfeab364365e25360a894c8bab7ad389fa2