[INFO] fetching crate jsonpath_lib_polars_vendor 0.0.1... [INFO] checking jsonpath_lib_polars_vendor-0.0.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate jsonpath_lib_polars_vendor 0.0.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate jsonpath_lib_polars_vendor 0.0.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jsonpath_lib_polars_vendor 0.0.1 [INFO] finished tweaking crates.io crate jsonpath_lib_polars_vendor 0.0.1 [INFO] tweaked toml for crates.io crate jsonpath_lib_polars_vendor 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 38 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.8.4 (available: v0.11.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a9197a94653b558d74136298be7b150b1183683c98b8ff061f59c2b533e16e97 [INFO] running `Command { std: "docker" "start" "-a" "a9197a94653b558d74136298be7b150b1183683c98b8ff061f59c2b533e16e97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a9197a94653b558d74136298be7b150b1183683c98b8ff061f59c2b533e16e97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9197a94653b558d74136298be7b150b1183683c98b8ff061f59c2b533e16e97", kill_on_drop: false }` [INFO] [stdout] a9197a94653b558d74136298be7b150b1183683c98b8ff061f59c2b533e16e97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ef7b429599f188e392af3c7c6fb5ad83f8df45198653eda9ce0bf6cd9097752 [INFO] running `Command { std: "docker" "start" "-a" "3ef7b429599f188e392af3c7c6fb5ad83f8df45198653eda9ce0bf6cd9097752", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking indexmap v2.5.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking jsonpath_lib_polars_vendor v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::parser_node_visitor::ParserNodeVisitor` [INFO] [stdout] --> src/paths/mod.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub use self::parser_node_visitor::ParserNodeVisitor; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/lib.rs:307:110 [INFO] [stdout] | [INFO] [stdout] 306 | pub fn selector_as<'a, T: serde::de::DeserializeOwned>(json: &'a Value) [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 307 | -> impl FnMut(&'a str) -> Result, JsonPathError> + '_ [INFO] [stdout] | ^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result::Err>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser/mod.rs:19:15 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn string_to_num(string: &str, msg_handler: F) -> Result [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 19 | match string.parse() { [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 `Result::Err>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/paths/path_parser.rs:60:15 [INFO] [stdout] | [INFO] [stdout] 56 | fn string_to_num(string: &str, msg_handler: F) -> Result [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 60 | match string.parse() { [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] [stderr] Checking regex v1.10.6 [INFO] [stdout] warning: field `err` is never read [INFO] [stdout] --> src/paths/tokenizer.rs:249:5 [INFO] [stdout] | [INFO] [stdout] 246 | pub(super) struct TokenReader<'a> { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 249 | err: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenReader` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/ffi/mod.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | std::mem::forget(ref_node); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^--------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `*mut parser::Node` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(forgetting_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 39 - std::mem::forget(ref_node); [INFO] [stdout] 39 + let _ = ref_node; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `jsonpath_lib_polars_vendor` (lib) due to 3 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3ef7b429599f188e392af3c7c6fb5ad83f8df45198653eda9ce0bf6cd9097752", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ef7b429599f188e392af3c7c6fb5ad83f8df45198653eda9ce0bf6cd9097752", kill_on_drop: false }` [INFO] [stdout] 3ef7b429599f188e392af3c7c6fb5ad83f8df45198653eda9ce0bf6cd9097752