[INFO] cloning repository https://github.com/jabley/parser-combinator-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jabley/parser-combinator-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjabley%2Fparser-combinator-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjabley%2Fparser-combinator-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a620ddc9eaed6304574002c4ffbeb00482c78b3
[INFO] checking jabley/parser-combinator-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjabley%2Fparser-combinator-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jabley/parser-combinator-rs on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jabley/parser-combinator-rs
[INFO] finished tweaking git repo https://github.com/jabley/parser-combinator-rs
[INFO] tweaked toml for git repo https://github.com/jabley/parser-combinator-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jabley/parser-combinator-rs 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51bd5d7f1ee097e1b95439f9cf3dae4054e9344ca1e216bda005bc0576da5d0d
[INFO] running `Command { std: "docker" "start" "-a" "51bd5d7f1ee097e1b95439f9cf3dae4054e9344ca1e216bda005bc0576da5d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51bd5d7f1ee097e1b95439f9cf3dae4054e9344ca1e216bda005bc0576da5d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51bd5d7f1ee097e1b95439f9cf3dae4054e9344ca1e216bda005bc0576da5d0d", kill_on_drop: false }`
[INFO] [stdout] 51bd5d7f1ee097e1b95439f9cf3dae4054e9344ca1e216bda005bc0576da5d0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36b276afcf98f899d44b88fa17cd09594db63bc5593a7ce6a1bbdec44cc2861d
[INFO] running `Command { std: "docker" "start" "-a" "36b276afcf98f899d44b88fa17cd09594db63bc5593a7ce6a1bbdec44cc2861d", kill_on_drop: false }`
[INFO] [stderr]     Checking parser-combinator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `ParseResult` is never used
[INFO] [stdout]  --> src/lib.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | type ParseResult<'a, Output> = Result<(&'a str, Output), &'a str>;
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Parser` is never used
[INFO] [stdout]  --> src/lib.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Parser<'a, Output> {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BoxedParser` is never constructed
[INFO] [stdout]   --> src/lib.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct BoxedParser<'a, Output> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl<'a, Output> BoxedParser<'a, Output> {
[INFO] [stdout]    | ---------------------------------------- associated function in this implementation
[INFO] [stdout] 51 |     fn new<P>(parser: P) -> Self
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Element` is never constructed
[INFO] [stdout]   --> src/lib.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct Element {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `the_letter_a` is never used
[INFO] [stdout]   --> src/lib.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn the_letter_a(input: &str) -> ParseResult<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `match_literal` is never used
[INFO] [stdout]   --> src/lib.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | 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:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn identifier(input: &str) -> ParseResult<String> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pair` is never used
[INFO] [stdout]    --> src/lib.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | 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:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | 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:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | 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:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 | 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:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn one_or_more<'a, P, A>(parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero_or_more` is never used
[INFO] [stdout]    --> src/lib.rs:174:4
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn zero_or_more<'a, P, A>(parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `any_char` is never used
[INFO] [stdout]    --> src/lib.rs:190:4
[INFO] [stdout]     |
[INFO] [stdout] 190 | fn any_char(input: &str) -> ParseResult<char> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pred` is never used
[INFO] [stdout]    --> src/lib.rs:197:4
[INFO] [stdout]     |
[INFO] [stdout] 197 | fn pred<'a, P, A, F>(parser: P, predicate: F) -> impl Parser<'a, A>
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `whitespace_char` is never used
[INFO] [stdout]    --> src/lib.rs:212:4
[INFO] [stdout]     |
[INFO] [stdout] 212 | fn whitespace_char<'a>() -> impl Parser<'a, char> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `space1` is never used
[INFO] [stdout]    --> src/lib.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `space0` is never used
[INFO] [stdout]    --> src/lib.rs:220:4
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn space0<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quoted_string` is never used
[INFO] [stdout]    --> src/lib.rs:224:4
[INFO] [stdout]     |
[INFO] [stdout] 224 | fn quoted_string<'a>() -> impl Parser<'a, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `attribute_pair` is never used
[INFO] [stdout]    --> src/lib.rs:235:4
[INFO] [stdout]     |
[INFO] [stdout] 235 | fn attribute_pair<'a>() -> impl Parser<'a, (String, String)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `attributes` is never used
[INFO] [stdout]    --> src/lib.rs:239:4
[INFO] [stdout]     |
[INFO] [stdout] 239 | fn attributes<'a>() -> impl Parser<'a, Vec<(String, String)>> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element_start` is never used
[INFO] [stdout]    --> src/lib.rs:243:4
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn element_start<'a>() -> impl Parser<'a, (String, Vec<(String, String)>)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `single_element` is never used
[INFO] [stdout]    --> src/lib.rs:247:4
[INFO] [stdout]     |
[INFO] [stdout] 247 | fn single_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_element` is never used
[INFO] [stdout]    --> src/lib.rs:255:4
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn open_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `either` is never used
[INFO] [stdout]    --> src/lib.rs:263:4
[INFO] [stdout]     |
[INFO] [stdout] 263 | fn either<'a, P1, P2, A>(parser1: P1, parser2: P2) -> impl Parser<'a, A>
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element` is never used
[INFO] [stdout]    --> src/lib.rs:274:4
[INFO] [stdout]     |
[INFO] [stdout] 274 | fn element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `close_element` is never used
[INFO] [stdout]    --> src/lib.rs:278:4
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn close_element<'a>(expected_name: String) -> impl Parser<'a, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `and_then` is never used
[INFO] [stdout]    --> src/lib.rs:283:4
[INFO] [stdout]     |
[INFO] [stdout] 283 | fn and_then<'a, P, F, A, B, NextP>(parser: P, f: F) -> impl Parser<'a, B>
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parent_element` is never used
[INFO] [stdout]    --> src/lib.rs:295:4
[INFO] [stdout]     |
[INFO] [stdout] 295 | fn parent_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `whitespace_wrap` is never used
[INFO] [stdout]    --> src/lib.rs:305:4
[INFO] [stdout]     |
[INFO] [stdout] 305 | fn whitespace_wrap<'a, P, A>(parser: P) -> impl Parser<'a, A>
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `the_letter_a` is never used
[INFO] [stdout]   --> src/lib.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn the_letter_a(input: &str) -> ParseResult<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "36b276afcf98f899d44b88fa17cd09594db63bc5593a7ce6a1bbdec44cc2861d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b276afcf98f899d44b88fa17cd09594db63bc5593a7ce6a1bbdec44cc2861d", kill_on_drop: false }`
[INFO] [stdout] 36b276afcf98f899d44b88fa17cd09594db63bc5593a7ce6a1bbdec44cc2861d
[INFO] checking jabley/parser-combinator-rs against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjabley%2Fparser-combinator-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jabley/parser-combinator-rs on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jabley/parser-combinator-rs
[INFO] finished tweaking git repo https://github.com/jabley/parser-combinator-rs
[INFO] tweaked toml for git repo https://github.com/jabley/parser-combinator-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jabley/parser-combinator-rs 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56050388f73ece6d77f813ff4d25aa8e3366f888ec08d1d5b05f7750357a4fb9
[INFO] running `Command { std: "docker" "start" "-a" "56050388f73ece6d77f813ff4d25aa8e3366f888ec08d1d5b05f7750357a4fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56050388f73ece6d77f813ff4d25aa8e3366f888ec08d1d5b05f7750357a4fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56050388f73ece6d77f813ff4d25aa8e3366f888ec08d1d5b05f7750357a4fb9", kill_on_drop: false }`
[INFO] [stdout] 56050388f73ece6d77f813ff4d25aa8e3366f888ec08d1d5b05f7750357a4fb9
[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 -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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5beeac7e8879427959f5f7077d0f790ca0e448bffac147c9d3935ee9be56ce6e
[INFO] running `Command { std: "docker" "start" "-a" "5beeac7e8879427959f5f7077d0f790ca0e448bffac147c9d3935ee9be56ce6e", kill_on_drop: false }`
[INFO] [stderr]     Checking parser-combinator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `ParseResult` is never used
[INFO] [stdout]  --> src/lib.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | type ParseResult<'a, Output> = Result<(&'a str, Output), &'a str>;
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Parser` is never used
[INFO] [stdout]  --> src/lib.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Parser<'a, Output> {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BoxedParser` is never constructed
[INFO] [stdout]   --> src/lib.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct BoxedParser<'a, Output> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl<'a, Output> BoxedParser<'a, Output> {
[INFO] [stdout]    | ---------------------------------------- associated function in this implementation
[INFO] [stdout] 51 |     fn new<P>(parser: P) -> Self
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Element` is never constructed
[INFO] [stdout]   --> src/lib.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct Element {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `the_letter_a` is never used
[INFO] [stdout]   --> src/lib.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn the_letter_a(input: &str) -> ParseResult<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `match_literal` is never used
[INFO] [stdout]   --> src/lib.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | 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:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn identifier(input: &str) -> ParseResult<String> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pair` is never used
[INFO] [stdout]    --> src/lib.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | 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:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | 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:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | 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:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 | 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:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn one_or_more<'a, P, A>(parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero_or_more` is never used
[INFO] [stdout]    --> src/lib.rs:174:4
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn zero_or_more<'a, P, A>(parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `any_char` is never used
[INFO] [stdout]    --> src/lib.rs:190:4
[INFO] [stdout]     |
[INFO] [stdout] 190 | fn any_char(input: &str) -> ParseResult<char> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pred` is never used
[INFO] [stdout]    --> src/lib.rs:197:4
[INFO] [stdout]     |
[INFO] [stdout] 197 | fn pred<'a, P, A, F>(parser: P, predicate: F) -> impl Parser<'a, A>
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `whitespace_char` is never used
[INFO] [stdout]    --> src/lib.rs:212:4
[INFO] [stdout]     |
[INFO] [stdout] 212 | fn whitespace_char<'a>() -> impl Parser<'a, char> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `space1` is never used
[INFO] [stdout]    --> src/lib.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `space0` is never used
[INFO] [stdout]    --> src/lib.rs:220:4
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn space0<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quoted_string` is never used
[INFO] [stdout]    --> src/lib.rs:224:4
[INFO] [stdout]     |
[INFO] [stdout] 224 | fn quoted_string<'a>() -> impl Parser<'a, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `attribute_pair` is never used
[INFO] [stdout]    --> src/lib.rs:235:4
[INFO] [stdout]     |
[INFO] [stdout] 235 | fn attribute_pair<'a>() -> impl Parser<'a, (String, String)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `attributes` is never used
[INFO] [stdout]    --> src/lib.rs:239:4
[INFO] [stdout]     |
[INFO] [stdout] 239 | fn attributes<'a>() -> impl Parser<'a, Vec<(String, String)>> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element_start` is never used
[INFO] [stdout]    --> src/lib.rs:243:4
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn element_start<'a>() -> impl Parser<'a, (String, Vec<(String, String)>)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `single_element` is never used
[INFO] [stdout]    --> src/lib.rs:247:4
[INFO] [stdout]     |
[INFO] [stdout] 247 | fn single_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_element` is never used
[INFO] [stdout]    --> src/lib.rs:255:4
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn open_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `either` is never used
[INFO] [stdout]    --> src/lib.rs:263:4
[INFO] [stdout]     |
[INFO] [stdout] 263 | fn either<'a, P1, P2, A>(parser1: P1, parser2: P2) -> impl Parser<'a, A>
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element` is never used
[INFO] [stdout]    --> src/lib.rs:274:4
[INFO] [stdout]     |
[INFO] [stdout] 274 | fn element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `close_element` is never used
[INFO] [stdout]    --> src/lib.rs:278:4
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn close_element<'a>(expected_name: String) -> impl Parser<'a, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `and_then` is never used
[INFO] [stdout]    --> src/lib.rs:283:4
[INFO] [stdout]     |
[INFO] [stdout] 283 | fn and_then<'a, P, F, A, B, NextP>(parser: P, f: F) -> impl Parser<'a, B>
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parent_element` is never used
[INFO] [stdout]    --> src/lib.rs:295:4
[INFO] [stdout]     |
[INFO] [stdout] 295 | fn parent_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `whitespace_wrap` is never used
[INFO] [stdout]    --> src/lib.rs:305:4
[INFO] [stdout]     |
[INFO] [stdout] 305 | fn whitespace_wrap<'a, P, A>(parser: P) -> impl Parser<'a, A>
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:13:26
[INFO] [stdout]    |
[INFO] [stdout] 6  |     fn map<F, NewOutput>(self, map_fn: F) -> BoxedParser<'a, NewOutput>
[INFO] [stdout]    |                          ----  --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 13 |         BoxedParser::new(map(self, map_fn))
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:22:26
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn pred<F>(self, pred_fn: F) -> BoxedParser<'a, Output>
[INFO] [stdout]    |                ----  ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |                |
[INFO] [stdout]    |                these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 22 |         BoxedParser::new(pred(self, pred_fn))
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn and_then<F, NextParser, NewOutput>(self, f: F) -> BoxedParser<'a, NewOutput>
[INFO] [stdout]    |                                           ----  ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 33 |         BoxedParser::new(and_then(self, f))
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn new<P>(parser: P) -> Self
[INFO] [stdout]    |               --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 56 |             parser: Box::new(parser),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn pair<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, (R1, R2)>
[INFO] [stdout]     |                             -------      ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 115 |         parser1.parse(input).and_then(|(next_input, result1)| {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |           parser1.parse(input).and_then(|(next_input, result1)| {
[INFO] [stdout]     |                                          --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 116 | /             parser2
[INFO] [stdout] 117 | |                 .parse(next_input)
[INFO] [stdout]     | |__________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:118:22
[INFO] [stdout]     |
[INFO] [stdout] 115 |         parser1.parse(input).and_then(|(next_input, result1)| {
[INFO] [stdout]     |                                        --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 118 |                 .map(|(last_input, result2)| (last_input, (result1, result2)))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:118:59
[INFO] [stdout]     |
[INFO] [stdout] 115 |         parser1.parse(input).and_then(|(next_input, result1)| {
[INFO] [stdout]     |                                                     ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 118 |                 .map(|(last_input, result2)| (last_input, (result1, result2)))
[INFO] [stdout]     |                       ---------------------               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |   fn map<'a, P, F, A, B>(parser: P, map_fn: F) -> impl Parser<'a, B>
[INFO] [stdout]     |                          ------     ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 129 | /         parser
[INFO] [stdout] 130 | |             .parse(input)
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:131:54
[INFO] [stdout]     |
[INFO] [stdout] 131 |             .map(|(next_input, result)| (next_input, map_fn(result)))
[INFO] [stdout]     |                   --------------------               ^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 135 | fn left<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R1>
[INFO] [stdout]     |                             -----------  ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 140 |     map(pair(parser1, parser2), |(left, _right)| left)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 143 | fn right<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R2>
[INFO] [stdout]     |                              -----------  ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 148 |     map(pair(parser1, parser2), |(_left, right)| right)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:170:12
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn one_or_more<'a, P, A>(parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |                          ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 156 |         let mut result = Vec::new();
[INFO] [stdout]     |                 ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 170 |         Ok((input, result))
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn zero_or_more<'a, P, A>(parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |                           ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 179 |         let mut result = Vec::new();
[INFO] [stdout]     |                 ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 186 |         Ok((input, result))
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:268:24
[INFO] [stdout]     |
[INFO] [stdout] 263 | fn either<'a, P1, P2, A>(parser1: P1, parser2: P2) -> impl Parser<'a, A>
[INFO] [stdout]     |                          -------      ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 268 |     move |input| match parser1.parse(input) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:289:24
[INFO] [stdout]     |
[INFO] [stdout] 283 | fn and_then<'a, P, F, A, B, NextP>(parser: P, f: F) -> impl Parser<'a, B>
[INFO] [stdout]     |                                    ------     - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 289 |     move |input| match parser.parse(input) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:309:11
[INFO] [stdout]     |
[INFO] [stdout] 305 | fn whitespace_wrap<'a, P, A>(parser: P) -> impl Parser<'a, A>
[INFO] [stdout]     |                              --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 309 |     right(space0(), left(parser, space0()))
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:309:21
[INFO] [stdout]     |
[INFO] [stdout] 305 | fn whitespace_wrap<'a, P, A>(parser: P) -> impl Parser<'a, A>
[INFO] [stdout]     |                              --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 309 |     right(space0(), left(parser, space0()))
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 18 previous errors; 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parser-combinator` (lib) due to 19 previous errors; 31 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `the_letter_a` is never used
[INFO] [stdout]   --> src/lib.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn the_letter_a(input: &str) -> ParseResult<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:13:26
[INFO] [stdout]    |
[INFO] [stdout] 6  |     fn map<F, NewOutput>(self, map_fn: F) -> BoxedParser<'a, NewOutput>
[INFO] [stdout]    |                          ----  --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 13 |         BoxedParser::new(map(self, map_fn))
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:22:26
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn pred<F>(self, pred_fn: F) -> BoxedParser<'a, Output>
[INFO] [stdout]    |                ----  ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |                |
[INFO] [stdout]    |                these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 22 |         BoxedParser::new(pred(self, pred_fn))
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn and_then<F, NextParser, NewOutput>(self, f: F) -> BoxedParser<'a, NewOutput>
[INFO] [stdout]    |                                           ----  ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 33 |         BoxedParser::new(and_then(self, f))
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn new<P>(parser: P) -> Self
[INFO] [stdout]    |               --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 56 |             parser: Box::new(parser),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn pair<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, (R1, R2)>
[INFO] [stdout]     |                             -------      ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 115 |         parser1.parse(input).and_then(|(next_input, result1)| {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |           parser1.parse(input).and_then(|(next_input, result1)| {
[INFO] [stdout]     |                                          --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 116 | /             parser2
[INFO] [stdout] 117 | |                 .parse(next_input)
[INFO] [stdout]     | |__________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:118:22
[INFO] [stdout]     |
[INFO] [stdout] 115 |         parser1.parse(input).and_then(|(next_input, result1)| {
[INFO] [stdout]     |                                        --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 118 |                 .map(|(last_input, result2)| (last_input, (result1, result2)))
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:118:59
[INFO] [stdout]     |
[INFO] [stdout] 115 |         parser1.parse(input).and_then(|(next_input, result1)| {
[INFO] [stdout]     |                                                     ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 118 |                 .map(|(last_input, result2)| (last_input, (result1, result2)))
[INFO] [stdout]     |                       ---------------------               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |   fn map<'a, P, F, A, B>(parser: P, map_fn: F) -> impl Parser<'a, B>
[INFO] [stdout]     |                          ------     ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 129 | /         parser
[INFO] [stdout] 130 | |             .parse(input)
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:131:54
[INFO] [stdout]     |
[INFO] [stdout] 131 |             .map(|(next_input, result)| (next_input, map_fn(result)))
[INFO] [stdout]     |                   --------------------               ^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 135 | fn left<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R1>
[INFO] [stdout]     |                             -----------  ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 140 |     map(pair(parser1, parser2), |(left, _right)| left)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 143 | fn right<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R2>
[INFO] [stdout]     |                              -----------  ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 148 |     map(pair(parser1, parser2), |(_left, right)| right)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:170:12
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn one_or_more<'a, P, A>(parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |                          ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 156 |         let mut result = Vec::new();
[INFO] [stdout]     |                 ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 170 |         Ok((input, result))
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn zero_or_more<'a, P, A>(parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |                           ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 179 |         let mut result = Vec::new();
[INFO] [stdout]     |                 ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 186 |         Ok((input, result))
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:268:24
[INFO] [stdout]     |
[INFO] [stdout] 263 | fn either<'a, P1, P2, A>(parser1: P1, parser2: P2) -> impl Parser<'a, A>
[INFO] [stdout]     |                          -------      ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 268 |     move |input| match parser1.parse(input) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:289:24
[INFO] [stdout]     |
[INFO] [stdout] 283 | fn and_then<'a, P, F, A, B, NextP>(parser: P, f: F) -> impl Parser<'a, B>
[INFO] [stdout]     |                                    ------     - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 289 |     move |input| match parser.parse(input) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:309:11
[INFO] [stdout]     |
[INFO] [stdout] 305 | fn whitespace_wrap<'a, P, A>(parser: P) -> impl Parser<'a, A>
[INFO] [stdout]     |                              --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 309 |     right(space0(), left(parser, space0()))
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:309:21
[INFO] [stdout]     |
[INFO] [stdout] 305 | fn whitespace_wrap<'a, P, A>(parser: P) -> impl Parser<'a, A>
[INFO] [stdout]     |                              --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 309 |     right(space0(), left(parser, space0()))
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 18 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parser-combinator` (lib test) due to 19 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "5beeac7e8879427959f5f7077d0f790ca0e448bffac147c9d3935ee9be56ce6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5beeac7e8879427959f5f7077d0f790ca0e448bffac147c9d3935ee9be56ce6e", kill_on_drop: false }`
[INFO] [stdout] 5beeac7e8879427959f5f7077d0f790ca0e448bffac147c9d3935ee9be56ce6e