[INFO] fetching crate nompdf 0.0.1... [INFO] checking nompdf-0.0.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate nompdf 0.0.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate nompdf 0.0.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nompdf 0.0.1 [INFO] finished tweaking crates.io crate nompdf 0.0.1 [INFO] tweaked toml for crates.io crate nompdf 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a7c074044a2191a11e6a6e2e331c105826037fe719fa93fbd9d05abbf131739 [INFO] running `Command { std: "docker" "start" "-a" "6a7c074044a2191a11e6a6e2e331c105826037fe719fa93fbd9d05abbf131739", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a7c074044a2191a11e6a6e2e331c105826037fe719fa93fbd9d05abbf131739", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a7c074044a2191a11e6a6e2e331c105826037fe719fa93fbd9d05abbf131739", kill_on_drop: false }` [INFO] [stdout] 6a7c074044a2191a11e6a6e2e331c105826037fe719fa93fbd9d05abbf131739 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ff8b7ffd75c5200615f5b2621eb43bae438b53a332d2787bcb0c0fd40b60b28d [INFO] running `Command { std: "docker" "start" "-a" "ff8b7ffd75c5200615f5b2621eb43bae438b53a332d2787bcb0c0fd40b60b28d", kill_on_drop: false }` [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking pretty_assertions v1.4.1 [INFO] [stderr] Checking nompdf v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/lib.rs:378:42 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn parse<'a>(data: &'a impl Read) -> PDF { [INFO] [stdout] | -- ^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [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:378:42 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn parse<'a>(data: &'a impl Read) -> PDF { [INFO] [stdout] | -- ^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inp` [INFO] [stdout] --> src/lib.rs:363:21 [INFO] [stdout] | [INFO] [stdout] 363 | fn parse_stream(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_inp` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inp` [INFO] [stdout] --> src/lib.rs:373:23 [INFO] [stdout] | [INFO] [stdout] 373 | fn parse_indirect(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_inp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/lib.rs:378:18 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn parse<'a>(data: &'a impl Read) -> PDF { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_str` is never used [INFO] [stdout] --> src/lib.rs:129:8 [INFO] [stdout] | [INFO] [stdout] 128 | impl Header { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 129 | fn from_str(inp: &str) -> IResult<&str, Header> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `till_whitespace` is never used [INFO] [stdout] --> src/lib.rs:194:4 [INFO] [stdout] | [INFO] [stdout] 194 | fn till_whitespace(inp: &str) -> IResult<&str, &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `skip_whitespace` is never used [INFO] [stdout] --> src/lib.rs:200:4 [INFO] [stdout] | [INFO] [stdout] 200 | fn skip_whitespace(inp: &str) -> IResult<&str, &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `take_whitespace_eof` is never used [INFO] [stdout] --> src/lib.rs:207:4 [INFO] [stdout] | [INFO] [stdout] 207 | fn take_whitespace_eof(inp: &str) -> IResult<&str, &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated functions are never used [INFO] [stdout] --> src/lib.rs:213:8 [INFO] [stdout] | [INFO] [stdout] 212 | impl<'a> Object<'a> { [INFO] [stdout] | ------------------- associated functions in this implementation [INFO] [stdout] 213 | fn parse_bool(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 221 | fn parse_integer(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 236 | fn parse_real(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 244 | fn parse_numeric(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 256 | fn parse_literal_string(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 266 | fn parse_hex_string(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 273 | fn parse_name(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 280 | fn parse_array(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 314 | fn parse_dictionary(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 363 | fn parse_stream(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 367 | fn parse_null(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 373 | fn parse_indirect(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inp` [INFO] [stdout] --> src/lib.rs:363:21 [INFO] [stdout] | [INFO] [stdout] 363 | fn parse_stream(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_inp` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inp` [INFO] [stdout] --> src/lib.rs:373:23 [INFO] [stdout] | [INFO] [stdout] 373 | fn parse_indirect(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_inp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/lib.rs:378:18 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn parse<'a>(data: &'a impl Read) -> PDF { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> src/lib.rs:521:61 [INFO] [stdout] | [INFO] [stdout] 521 | assert_matches!(object, Object::Name(NameObject(expected))); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> src/lib.rs:519:34 [INFO] [stdout] | [INFO] [stdout] 519 | fn test_value(inp: &str, expected: &str) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> src/lib.rs:533:59 [INFO] [stdout] | [INFO] [stdout] 533 | assert_matches!(object, Object::LiteralString(expected)); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> src/lib.rs:531:34 [INFO] [stdout] | [INFO] [stdout] 531 | fn test_value(inp: &str, expected: &str) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> src/lib.rs:549:63 [INFO] [stdout] | [INFO] [stdout] 549 | assert_matches!(object, Object::HexadecimalString(expected)); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> src/lib.rs:547:34 [INFO] [stdout] | [INFO] [stdout] 547 | fn test_value(inp: &str, expected: &str) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:585:27 [INFO] [stdout] | [INFO] [stdout] 582 | let (_, object) = Object::parse_array("[0 3.14 false (Ralph) /SomeName]").unwrap(); [INFO] [stdout] | ------ [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 585 | Object::Array(objects) => { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:618:27 [INFO] [stdout] | [INFO] [stdout] 613 | let (_, object) = Object::parse_array("[0 [1 2 [3 4] 5] 6]").unwrap(); [INFO] [stdout] | ------ [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 618 | Object::Array(objects) => { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `parse_stream` and `parse_indirect` are never used [INFO] [stdout] --> src/lib.rs:363:8 [INFO] [stdout] | [INFO] [stdout] 212 | impl<'a> Object<'a> { [INFO] [stdout] | ------------------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 363 | fn parse_stream(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 373 | fn parse_indirect(inp: &'a str) -> IResult<&'a str, Object<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `nompdf` (lib test) due to 3 previous errors; 11 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ff8b7ffd75c5200615f5b2621eb43bae438b53a332d2787bcb0c0fd40b60b28d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff8b7ffd75c5200615f5b2621eb43bae438b53a332d2787bcb0c0fd40b60b28d", kill_on_drop: false }` [INFO] [stdout] ff8b7ffd75c5200615f5b2621eb43bae438b53a332d2787bcb0c0fd40b60b28d