[INFO] cloning repository https://github.com/AnicetNgrt/parser_combinators [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnicetNgrt/parser_combinators" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnicetNgrt%2Fparser_combinators", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnicetNgrt%2Fparser_combinators'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0a58ef2d271a41ef4b6e1786c7271007e644496 [INFO] checking AnicetNgrt/parser_combinators/d0a58ef2d271a41ef4b6e1786c7271007e644496 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnicetNgrt%2Fparser_combinators" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AnicetNgrt/parser_combinators on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AnicetNgrt/parser_combinators [INFO] finished tweaking git repo https://github.com/AnicetNgrt/parser_combinators [INFO] tweaked toml for git repo https://github.com/AnicetNgrt/parser_combinators written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/AnicetNgrt/parser_combinators 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f735674d18cc9cb49c7c621c3b1991f632b384c57e6cabf2082787fb4932fd8c [INFO] running `Command { std: "docker" "start" "-a" "f735674d18cc9cb49c7c621c3b1991f632b384c57e6cabf2082787fb4932fd8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f735674d18cc9cb49c7c621c3b1991f632b384c57e6cabf2082787fb4932fd8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f735674d18cc9cb49c7c621c3b1991f632b384c57e6cabf2082787fb4932fd8c", kill_on_drop: false }` [INFO] [stdout] f735674d18cc9cb49c7c621c3b1991f632b384c57e6cabf2082787fb4932fd8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0f1e2c8e5612f7bd5d447144c5962c8c16862e21bce212d9e502cbd2185b8833 [INFO] running `Command { std: "docker" "start" "-a" "0f1e2c8e5612f7bd5d447144c5962c8c16862e21bce212d9e502cbd2185b8833", kill_on_drop: false }` [INFO] [stderr] Checking parser_combinators v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/lib.rs:19:34 [INFO] [stdout] | [INFO] [stdout] 17 | impl<'a, F, Output> Parser<'a, Output> for F [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 18 | where [INFO] [stdout] 19 | F: Fn(&'a str) -> ParseResult [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/lib.rs:19:34 [INFO] [stdout] | [INFO] [stdout] 17 | impl<'a, F, Output> Parser<'a, Output> for F [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 18 | where [INFO] [stdout] 19 | F: Fn(&'a str) -> ParseResult [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Element` is never constructed [INFO] [stdout] --> src/lib.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Element { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ParseResult` is never used [INFO] [stdout] --> src/lib.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | type ParseResult<'a, Output> = Result<(&'a str, Output), &'a str>; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Parser` is never used [INFO] [stdout] --> src/lib.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | trait Parser<'a, Output> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_literal` is never used [INFO] [stdout] --> src/lib.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn match_literal<'a>(expected: &'static str) -> impl Parser<'a, ()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `identifier` is never used [INFO] [stdout] --> src/lib.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn identifier(input: &str) -> ParseResult { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `any_char` is never used [INFO] [stdout] --> src/lib.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn any_char(input: &str) -> ParseResult { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `pair` is never used [INFO] [stdout] --> src/lib.rs:63:4 [INFO] [stdout] | [INFO] [stdout] 63 | fn pair<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, (R1, R2)> [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `map` is never used [INFO] [stdout] --> src/lib.rs:76:4 [INFO] [stdout] | [INFO] [stdout] 76 | fn map<'a, P, F, A, B>(parser: P, map_fn: F) -> impl Parser<'a, B> [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `left` is never used [INFO] [stdout] --> src/lib.rs:86:4 [INFO] [stdout] | [INFO] [stdout] 86 | fn left<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R1> [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `right` is never used [INFO] [stdout] --> src/lib.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn right<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R2> [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `one_or_more` is never used [INFO] [stdout] --> src/lib.rs:102:4 [INFO] [stdout] | [INFO] [stdout] 102 | fn one_or_more<'a, P, A> (parser: P) -> impl Parser<'a, Vec> [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `zero_or_more` is never used [INFO] [stdout] --> src/lib.rs:121:4 [INFO] [stdout] | [INFO] [stdout] 121 | fn zero_or_more<'a, P, A> (parser: P) -> impl Parser<'a, Vec> [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `pred` is never used [INFO] [stdout] --> src/lib.rs:137:4 [INFO] [stdout] | [INFO] [stdout] 137 | fn pred<'a, P, R, F>(parser: P, predicate: F) -> impl Parser<'a, R> [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `whitespace_char` is never used [INFO] [stdout] --> src/lib.rs:152:4 [INFO] [stdout] | [INFO] [stdout] 152 | fn whitespace_char(input: &str) -> ParseResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `space1` is never used [INFO] [stdout] --> src/lib.rs:156:4 [INFO] [stdout] | [INFO] [stdout] 156 | fn space1(input: &str) -> ParseResult> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `space0` is never used [INFO] [stdout] --> src/lib.rs:160:4 [INFO] [stdout] | [INFO] [stdout] 160 | fn space0(input: &str) -> ParseResult> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `quoted_string` is never used [INFO] [stdout] --> src/lib.rs:164:4 [INFO] [stdout] | [INFO] [stdout] 164 | fn quoted_string(input: &str) -> ParseResult { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Element` is never constructed [INFO] [stdout] --> src/lib.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Element { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `whitespace_char` is never used [INFO] [stdout] --> src/lib.rs:152:4 [INFO] [stdout] | [INFO] [stdout] 152 | fn whitespace_char(input: &str) -> ParseResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `space1` is never used [INFO] [stdout] --> src/lib.rs:156:4 [INFO] [stdout] | [INFO] [stdout] 156 | fn space1(input: &str) -> ParseResult> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `space0` is never used [INFO] [stdout] --> src/lib.rs:160:4 [INFO] [stdout] | [INFO] [stdout] 160 | fn space0(input: &str) -> ParseResult> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "0f1e2c8e5612f7bd5d447144c5962c8c16862e21bce212d9e502cbd2185b8833", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f1e2c8e5612f7bd5d447144c5962c8c16862e21bce212d9e502cbd2185b8833", kill_on_drop: false }` [INFO] [stdout] 0f1e2c8e5612f7bd5d447144c5962c8c16862e21bce212d9e502cbd2185b8833