[INFO] fetching crate multipart2 0.19.1... [INFO] checking multipart2-0.19.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate multipart2 0.19.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate multipart2 0.19.1 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 multipart2 0.19.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate multipart2 0.19.1 [INFO] tweaked toml for crates.io crate multipart2 0.19.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate multipart2 0.19.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5bcac9ecccdecb45bf462fc512e581b66aa008a5db7747564ed151eeb8fcaf28 [INFO] running `Command { std: "docker" "start" "-a" "5bcac9ecccdecb45bf462fc512e581b66aa008a5db7747564ed151eeb8fcaf28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5bcac9ecccdecb45bf462fc512e581b66aa008a5db7747564ed151eeb8fcaf28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bcac9ecccdecb45bf462fc512e581b66aa008a5db7747564ed151eeb8fcaf28", kill_on_drop: false }` [INFO] [stdout] 5bcac9ecccdecb45bf462fc512e581b66aa008a5db7747564ed151eeb8fcaf28 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f9312686ee10130bf5efab6968d30b64e4138cd62a749d724521c7ba160c4cf [INFO] running `Command { std: "docker" "start" "-a" "1f9312686ee10130bf5efab6968d30b64e4138cd62a749d724521c7ba160c4cf", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling rustix v0.38.35 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling httparse v1.9.4 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking fastrand v2.1.1 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Checking chunked_transfer v1.5.0 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Checking ascii v1.1.0 [INFO] [stderr] Checking unchecked-index v0.2.2 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking colorchoice v1.0.2 [INFO] [stderr] Checking anstyle v1.0.8 [INFO] [stderr] Checking anstyle-query v1.1.1 [INFO] [stderr] Checking is_terminal_polyfill v1.70.1 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking anstyle-parse v0.2.5 [INFO] [stderr] Checking tiny_http v0.12.0 [INFO] [stderr] Checking anstream v0.6.15 [INFO] [stderr] Compiling mime_guess v2.0.5 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking twoway v0.2.2 [INFO] [stderr] Checking buffer-redux v1.0.2 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking env_filter v0.1.2 [INFO] [stderr] Checking env_logger v0.11.5 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking multipart2 v0.19.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `clippy` [INFO] [stdout] --> src/lib.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | #![cfg_attr(feature = "clippy", feature(plugin))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `bench`, `buffer-redux`, `client`, `default`, `httparse`, `lazy_static`, `mock`, `nightly`, `quick-error`, `safemem`, `server`, `tiny_http`, and `twoway` [INFO] [stdout] = help: consider adding `clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `clippy` [INFO] [stdout] --> src/lib.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | #![cfg_attr(feature = "clippy", plugin(clippy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `bench`, `buffer-redux`, `client`, `default`, `httparse`, `lazy_static`, `mock`, `nightly`, `quick-error`, `safemem`, `server`, `tiny_http`, and `twoway` [INFO] [stdout] = help: consider adding `clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `clippy` [INFO] [stdout] --> src/lib.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | #![cfg_attr(feature = "clippy", deny(clippy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `bench`, `buffer-redux`, `client`, `default`, `httparse`, `lazy_static`, `mock`, `nightly`, `quick-error`, `safemem`, `server`, `tiny_http`, and `twoway` [INFO] [stdout] = help: consider adding `clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `clippy` [INFO] [stdout] --> src/lib.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | #![cfg_attr(feature = "clippy", feature(plugin))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `bench`, `buffer-redux`, `client`, `default`, `httparse`, `lazy_static`, `mock`, `nightly`, `quick-error`, `safemem`, `server`, `tiny_http`, and `twoway` [INFO] [stdout] = help: consider adding `clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `clippy` [INFO] [stdout] --> src/lib.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | #![cfg_attr(feature = "clippy", plugin(clippy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `bench`, `buffer-redux`, `client`, `default`, `httparse`, `lazy_static`, `mock`, `nightly`, `quick-error`, `safemem`, `server`, `tiny_http`, and `twoway` [INFO] [stdout] = help: consider adding `clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `clippy` [INFO] [stdout] --> src/lib.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | #![cfg_attr(feature = "clippy", deny(clippy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `bench`, `buffer-redux`, `client`, `default`, `httparse`, `lazy_static`, `mock`, `nightly`, `quick-error`, `safemem`, `server`, `tiny_http`, and `twoway` [INFO] [stdout] = help: consider adding `clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `std::io::Error` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/server/field.rs:513:22 [INFO] [stdout] | [INFO] [stdout] 509 | pub fn expect_alt(self, end_msg: &str, err_msg: &str) -> Entry { [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] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 513 | Error(_, err) => panic!("{}: {:?}", err_msg, err), [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 `std::io::Error` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/server/field.rs:528:22 [INFO] [stdout] | [INFO] [stdout] 524 | pub fn expect_opt(self, msg: &str) -> Option { [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] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 528 | Error(_, err) => panic!("{}: {:?}", msg, err), [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] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/server/save.rs:266:15 [INFO] [stdout] | [INFO] [stdout] 265 | pub fn temp_with_prefix(self, prefix: &str) -> EntriesSaveResult { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 266 | match tempfile::Builder::new().prefix(prefix).tempdir() { [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] error: this value of type `std::io::Error` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/server/field.rs:513:22 [INFO] [stdout] | [INFO] [stdout] 509 | pub fn expect_alt(self, end_msg: &str, err_msg: &str) -> Entry { [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] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 513 | Error(_, err) => panic!("{}: {:?}", err_msg, err), [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 `std::io::Error` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/server/field.rs:528:22 [INFO] [stdout] | [INFO] [stdout] 524 | pub fn expect_opt(self, msg: &str) -> Option { [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] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 528 | Error(_, err) => panic!("{}: {:?}", msg, err), [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] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/server/save.rs:266:15 [INFO] [stdout] | [INFO] [stdout] 265 | pub fn temp_with_prefix(self, prefix: &str) -> EntriesSaveResult { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 266 | match tempfile::Builder::new().prefix(prefix).tempdir() { [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] error: aborting due to 3 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `multipart2` (lib) due to 4 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `multipart2` (lib test) due to 4 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "1f9312686ee10130bf5efab6968d30b64e4138cd62a749d724521c7ba160c4cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f9312686ee10130bf5efab6968d30b64e4138cd62a749d724521c7ba160c4cf", kill_on_drop: false }` [INFO] [stdout] 1f9312686ee10130bf5efab6968d30b64e4138cd62a749d724521c7ba160c4cf