[INFO] fetching crate syntax-rs 1.1.1... [INFO] testing syntax-rs-1.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate syntax-rs 1.1.1 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate syntax-rs 1.1.1 [INFO] finished tweaking crates.io crate syntax-rs 1.1.1 [INFO] tweaked toml for crates.io crate syntax-rs 1.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate syntax-rs 1.1.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate syntax-rs 1.1.1 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2062bbff9d4713c1f4efe97d4fd32ccfc0dcac19906793aabb05a4cd00c22a46 [INFO] running `Command { std: "docker" "start" "-a" "2062bbff9d4713c1f4efe97d4fd32ccfc0dcac19906793aabb05a4cd00c22a46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2062bbff9d4713c1f4efe97d4fd32ccfc0dcac19906793aabb05a4cd00c22a46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2062bbff9d4713c1f4efe97d4fd32ccfc0dcac19906793aabb05a4cd00c22a46", kill_on_drop: false }` [INFO] [stdout] 2062bbff9d4713c1f4efe97d4fd32ccfc0dcac19906793aabb05a4cd00c22a46 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ad5530de47b1be2a4fa642cd3de616946e4b0b5316c8f989a790f2f72905e73 [INFO] running `Command { std: "docker" "start" "-a" "3ad5530de47b1be2a4fa642cd3de616946e4b0b5316c8f989a790f2f72905e73", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling syntax-rs v1.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:33:28 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn parse_stream(input: &str) -> ParseStream { [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] 33 | pub fn parse_stream(input: &str) -> ParseStream<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "3ad5530de47b1be2a4fa642cd3de616946e4b0b5316c8f989a790f2f72905e73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ad5530de47b1be2a4fa642cd3de616946e4b0b5316c8f989a790f2f72905e73", kill_on_drop: false }` [INFO] [stdout] 3ad5530de47b1be2a4fa642cd3de616946e4b0b5316c8f989a790f2f72905e73 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 084dfaa7e62c711e96223cd2a28afa26f5249b3b3dea99af306cb6039f78985c [INFO] running `Command { std: "docker" "start" "-a" "084dfaa7e62c711e96223cd2a28afa26f5249b3b3dea99af306cb6039f78985c", kill_on_drop: false }` [INFO] [stderr] Compiling syntax-rs v1.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:33:28 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn parse_stream(input: &str) -> ParseStream { [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] 33 | pub fn parse_stream(input: &str) -> ParseStream<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> examples/tokenizer.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct LitInt { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 9 | value: i64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LitInt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `val` is never read [INFO] [stdout] --> examples/tokenizer.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 42 | struct LitStr { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 43 | val: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LitStr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/tokenizer.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | Int(LitInt), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 63 - Int(LitInt), [INFO] [stdout] 63 + Int(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/tokenizer.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | String(LitStr), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 64 - String(LitStr), [INFO] [stdout] 64 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/tokenizer.rs:127:11 [INFO] [stdout] | [INFO] [stdout] 127 | Ident(Ident), [INFO] [stdout] | ----- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Symbol` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 127 - Ident(Ident), [INFO] [stdout] 127 + Ident(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/tokenizer.rs:176:17 [INFO] [stdout] | [INFO] [stdout] 176 | Punctuation(Punctuation), [INFO] [stdout] | ----------- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 176 - Punctuation(Punctuation), [INFO] [stdout] 176 + Punctuation(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/tokenizer.rs:177:13 [INFO] [stdout] | [INFO] [stdout] 177 | Literal(Literal), [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 177 - Literal(Literal), [INFO] [stdout] 177 + Literal(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/tokenizer.rs:178:12 [INFO] [stdout] | [INFO] [stdout] 178 | Symbol(Symbol), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 178 - Symbol(Symbol), [INFO] [stdout] 178 + Symbol(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:33:28 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn parse_stream(input: &str) -> ParseStream { [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] 33 | pub fn parse_stream(input: &str) -> ParseStream<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "084dfaa7e62c711e96223cd2a28afa26f5249b3b3dea99af306cb6039f78985c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "084dfaa7e62c711e96223cd2a28afa26f5249b3b3dea99af306cb6039f78985c", kill_on_drop: false }` [INFO] [stdout] 084dfaa7e62c711e96223cd2a28afa26f5249b3b3dea99af306cb6039f78985c [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2b3b2aaed7a2bdb9b37191d426be0356228bdd15935143913e3fd3cbbfacdc12 [INFO] running `Command { std: "docker" "start" "-a" "2b3b2aaed7a2bdb9b37191d426be0356228bdd15935143913e3fd3cbbfacdc12", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:33:28 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn parse_stream(input: &str) -> ParseStream { [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] 33 | pub fn parse_stream(input: &str) -> ParseStream<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `syntax-rs` (lib) generated 1 warning (run `cargo fix --lib -p syntax-rs` to apply 1 suggestion) [INFO] [stderr] warning: field `value` is never read [INFO] [stderr] --> examples/tokenizer.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 8 | struct LitInt { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] 9 | value: i64, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `LitInt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `val` is never read [INFO] [stderr] --> examples/tokenizer.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 42 | struct LitStr { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] 43 | val: String, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `LitStr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/tokenizer.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | Int(LitInt), [INFO] [stderr] | --- ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Literal` has a derived impl for the trait `Debug`, but this is 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] 63 - Int(LitInt), [INFO] [stderr] 63 + Int(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/tokenizer.rs:64:12 [INFO] [stderr] | [INFO] [stderr] 64 | String(LitStr), [INFO] [stderr] | ------ ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Literal` has a derived impl for the trait `Debug`, but this is 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] 64 - String(LitStr), [INFO] [stderr] 64 + String(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/tokenizer.rs:127:11 [INFO] [stderr] | [INFO] [stderr] 127 | Ident(Ident), [INFO] [stderr] | ----- ^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Symbol` has a derived impl for the trait `Debug`, but this is 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] 127 - Ident(Ident), [INFO] [stderr] 127 + Ident(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/tokenizer.rs:176:17 [INFO] [stderr] | [INFO] [stderr] 176 | Punctuation(Punctuation), [INFO] [stderr] | ----------- ^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Token` has a derived impl for the trait `Debug`, but this is 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] 176 - Punctuation(Punctuation), [INFO] [stderr] 176 + Punctuation(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/tokenizer.rs:177:13 [INFO] [stderr] | [INFO] [stderr] 177 | Literal(Literal), [INFO] [stderr] | ------- ^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Token` has a derived impl for the trait `Debug`, but this is 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] 177 - Literal(Literal), [INFO] [stderr] 177 + Literal(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/tokenizer.rs:178:12 [INFO] [stderr] | [INFO] [stderr] 178 | Symbol(Symbol), [INFO] [stderr] | ------ ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Token` has a derived impl for the trait `Debug`, but this is 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] 178 - Symbol(Symbol), [INFO] [stderr] 178 + Symbol(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `syntax-rs` (example "tokenizer") generated 8 warnings [INFO] [stderr] warning: `syntax-rs` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syntax_rs-8d27877ad9d2fe7d) [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 syntax_rs [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] running `Command { std: "docker" "inspect" "2b3b2aaed7a2bdb9b37191d426be0356228bdd15935143913e3fd3cbbfacdc12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b3b2aaed7a2bdb9b37191d426be0356228bdd15935143913e3fd3cbbfacdc12", kill_on_drop: false }` [INFO] [stdout] 2b3b2aaed7a2bdb9b37191d426be0356228bdd15935143913e3fd3cbbfacdc12