[INFO] fetching crate lexx 0.1.0... [INFO] checking lexx-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate lexx 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate lexx 0.1.0 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 lexx 0.1.0 [INFO] finished tweaking crates.io crate lexx 0.1.0 [INFO] tweaked toml for crates.io crate lexx 0.1.0 written to /workspace/builds/worker-0-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 13 packages to latest compatible versions [INFO] [stderr] Adding bitflags v0.7.0 (available: v2.6.0) [INFO] [stderr] Adding log v0.3.9 (available: v0.4.22) [INFO] [stderr] Adding syntex_errors v0.46.0 (available: v0.59.1) [INFO] [stderr] Adding syntex_pos v0.46.0 (available: v0.59.1) [INFO] [stderr] Adding syntex_syntax v0.46.0 (available: v0.59.1) [INFO] [stderr] Adding term v0.4.6 (available: v1.0.0) [INFO] [stderr] Adding unicode-xid v0.0.3 (available: v0.2.6) [INFO] [stderr] Adding winapi v0.2.8 (available: v0.3.9) [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d507b2310fbcafeb5b017b004b2d6ee8d207eb06efd87dd9c5a90bb16fb53f42 [INFO] running `Command { std: "docker" "start" "-a" "d507b2310fbcafeb5b017b004b2d6ee8d207eb06efd87dd9c5a90bb16fb53f42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d507b2310fbcafeb5b017b004b2d6ee8d207eb06efd87dd9c5a90bb16fb53f42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d507b2310fbcafeb5b017b004b2d6ee8d207eb06efd87dd9c5a90bb16fb53f42", kill_on_drop: false }` [INFO] [stdout] d507b2310fbcafeb5b017b004b2d6ee8d207eb06efd87dd9c5a90bb16fb53f42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 53eea58033fb349177a87b7c08427ec5f935946f5df42da199d6fcc6f72c9634 [INFO] running `Command { std: "docker" "start" "-a" "53eea58033fb349177a87b7c08427ec5f935946f5df42da199d6fcc6f72c9634", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking unicode-xid v0.0.3 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking syntex_pos v0.46.0 [INFO] [stderr] Checking syntex_errors v0.46.0 [INFO] [stderr] Checking syntex_syntax v0.46.0 [INFO] [stderr] Checking lexx v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result, DiagnosticBuilder<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:136:15 [INFO] [stdout] | [INFO] [stdout] 122 | let mut f = match File::open(path) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 136 | match parse_tts_from_source_str("".to_string(), buffer, vec![],&self.p) { [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, DiagnosticBuilder<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:157:15 [INFO] [stdout] | [INFO] [stdout] 143 | let mut f = match File::open(path) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 157 | match parse_tts_from_source_str("".to_string(), buffer, vec![],&self.p) { [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lexx` (lib) due to 3 previous errors [INFO] [stdout] error: this value of type `Result, DiagnosticBuilder<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:136:15 [INFO] [stdout] | [INFO] [stdout] 122 | let mut f = match File::open(path) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 136 | match parse_tts_from_source_str("".to_string(), buffer, vec![],&self.p) { [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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result, DiagnosticBuilder<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:157:15 [INFO] [stdout] | [INFO] [stdout] 143 | let mut f = match File::open(path) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 157 | match parse_tts_from_source_str("".to_string(), buffer, vec![],&self.p) { [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lexx` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "53eea58033fb349177a87b7c08427ec5f935946f5df42da199d6fcc6f72c9634", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53eea58033fb349177a87b7c08427ec5f935946f5df42da199d6fcc6f72c9634", kill_on_drop: false }` [INFO] [stdout] 53eea58033fb349177a87b7c08427ec5f935946f5df42da199d6fcc6f72c9634