[INFO] fetching crate arclight 0.0.1...
[INFO] checking arclight-0.0.1 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate arclight 0.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate arclight 0.0.1 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arclight 0.0.1
[INFO] finished tweaking crates.io crate arclight 0.0.1
[INFO] tweaked toml for crates.io crate arclight 0.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9cc14f6e16fedcba4461080aed476e8443502362b09c0c5a1f33d1ef3b2c6df
[INFO] running `Command { std: "docker" "start" "-a" "b9cc14f6e16fedcba4461080aed476e8443502362b09c0c5a1f33d1ef3b2c6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9cc14f6e16fedcba4461080aed476e8443502362b09c0c5a1f33d1ef3b2c6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9cc14f6e16fedcba4461080aed476e8443502362b09c0c5a1f33d1ef3b2c6df", kill_on_drop: false }`
[INFO] [stdout] b9cc14f6e16fedcba4461080aed476e8443502362b09c0c5a1f33d1ef3b2c6df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69636c52eac20976a14521f8450047ab7702696c9807fe128de6ce8f569fdb4b
[INFO] running `Command { std: "docker" "start" "-a" "69636c52eac20976a14521f8450047ab7702696c9807fe128de6ce8f569fdb4b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking arclight v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generators)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `coroutines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generators)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `coroutines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/ArclightSyntaxTree.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/ArclightSyntaxTree.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/Parser.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ---------- matches any value
[INFO] [stdout] 54 |             tab_string => TokenType::Tab,
[INFO] [stdout]    |             ^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/Parser.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ---------- matches any value
[INFO] [stdout] 54 |             tab_string => TokenType::Tab,
[INFO] [stdout] 55 |             pass_string => TokenType::Pass,
[INFO] [stdout]    |             ^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/Parser.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ---------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 56 |             return_string => TokenType::Return,
[INFO] [stdout]    |             ^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/Parser.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ---------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 57 |             defined_string => TokenType::Defined,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/Parser.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ---------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 58 |             _ => TokenType::Photon,
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_string`
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/Parser.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ---------- matches any value
[INFO] [stdout] 54 |             tab_string => TokenType::Tab,
[INFO] [stdout]    |             ^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tab_string`
[INFO] [stdout]   --> src/Parser.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let tab_string = TAB.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tab_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pass_string`
[INFO] [stdout]   --> src/Parser.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let pass_string = PASS.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pass_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_string`
[INFO] [stdout]   --> src/Parser.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let return_string = RETURN.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/Parser.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ---------- matches any value
[INFO] [stdout] 54 |             tab_string => TokenType::Tab,
[INFO] [stdout] 55 |             pass_string => TokenType::Pass,
[INFO] [stdout]    |             ^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `defined_string`
[INFO] [stdout]   --> src/Parser.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let defined_string = DEFINED.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_string`
[INFO] [stdout]   --> src/Parser.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/Parser.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ---------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 56 |             return_string => TokenType::Return,
[INFO] [stdout]    |             ^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tab_string`
[INFO] [stdout]   --> src/Parser.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             tab_string => TokenType::Tab,
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tab_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pass_string`
[INFO] [stdout]   --> src/Parser.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             pass_string => TokenType::Pass,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pass_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/Parser.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ---------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 57 |             defined_string => TokenType::Defined,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_string`
[INFO] [stdout]   --> src/Parser.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |             return_string => TokenType::Return,
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `defined_string`
[INFO] [stdout]   --> src/Parser.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             defined_string => TokenType::Defined,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/Parser.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ---------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 58 |             _ => TokenType::Photon,
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: there is a binding of the same name; if you meant to pattern match against the value of that binding, that is a feature of constants that is not available for `let` bindings
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_string`
[INFO] [stdout]   --> src/Parser.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let new_string = NEW.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tab_string`
[INFO] [stdout]   --> src/Parser.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let tab_string = TAB.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tab_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pass_string`
[INFO] [stdout]   --> src/Parser.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let pass_string = PASS.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pass_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_string`
[INFO] [stdout]   --> src/Parser.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let return_string = RETURN.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `defined_string`
[INFO] [stdout]   --> src/Parser.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let defined_string = DEFINED.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_string`
[INFO] [stdout]   --> src/Parser.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             new_string => TokenType::New,
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tab_string`
[INFO] [stdout]   --> src/Parser.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             tab_string => TokenType::Tab,
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tab_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pass_string`
[INFO] [stdout]   --> src/Parser.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             pass_string => TokenType::Pass,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pass_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_string`
[INFO] [stdout]   --> src/Parser.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |             return_string => TokenType::Return,
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `defined_string`
[INFO] [stdout]   --> src/Parser.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             defined_string => TokenType::Defined,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defined_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `actual`
[INFO] [stdout]    --> src/Parser.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let actual = parse("a b");
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_actual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arclight` (lib) due to 1 previous error; 16 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `arclight` (lib test) due to 1 previous error; 17 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "69636c52eac20976a14521f8450047ab7702696c9807fe128de6ce8f569fdb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69636c52eac20976a14521f8450047ab7702696c9807fe128de6ce8f569fdb4b", kill_on_drop: false }`
[INFO] [stdout] 69636c52eac20976a14521f8450047ab7702696c9807fe128de6ce8f569fdb4b
