[INFO] fetching crate peggen-macs 0.2.6... [INFO] checking peggen-macs-0.2.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate peggen-macs 0.2.6 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate peggen-macs 0.2.6 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 peggen-macs 0.2.6 [INFO] finished tweaking crates.io crate peggen-macs 0.2.6 [INFO] tweaked toml for crates.io crate peggen-macs 0.2.6 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 10 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] 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] a425b838fabeff0290358239e2cb9bc3342808cc218384bd9e24c4be09ef21af [INFO] running `Command { std: "docker" "start" "-a" "a425b838fabeff0290358239e2cb9bc3342808cc218384bd9e24c4be09ef21af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a425b838fabeff0290358239e2cb9bc3342808cc218384bd9e24c4be09ef21af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a425b838fabeff0290358239e2cb9bc3342808cc218384bd9e24c4be09ef21af", kill_on_drop: false }` [INFO] [stdout] a425b838fabeff0290358239e2cb9bc3342808cc218384bd9e24c4be09ef21af [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] 1cabaf1e10c3ebcd14a6dd2e635d6c9568582aa084dcca75e79d7a4299449d66 [INFO] running `Command { std: "docker" "start" "-a" "1cabaf1e10c3ebcd14a6dd2e635d6c9568582aa084dcca75e79d7a4299449d66", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking peggen-macs v0.2.6 (/opt/rustwide/workdir) [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/builder/rules_impl_build.rs:143:21 [INFO] [stdout] | [INFO] [stdout] 143 | let children = children.iter().map(|(subfmt, flag)| { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 172 | Ok(quote!{{(|| -> Result { [INFO] [stdout] | ____________________- [INFO] [stdout] | |____________________| [INFO] [stdout] | |____________________| [INFO] [stdout] | |____________________| [INFO] [stdout] 173 | | let size = stack.len(); [INFO] [stdout] 174 | | let mut cnt = 0; [INFO] [stdout] 175 | | let start = end; [INFO] [stdout] ... | [INFO] [stdout] 182 | | Ok::<_, ()>(end) [INFO] [stdout] 183 | | })()}}) [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] = 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/builder/rules_impl_build.rs:143:21 [INFO] [stdout] | [INFO] [stdout] 143 | let children = children.iter().map(|(subfmt, flag)| { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 172 | Ok(quote!{{(|| -> Result { [INFO] [stdout] | ____________________- [INFO] [stdout] | |____________________| [INFO] [stdout] | |____________________| [INFO] [stdout] | |____________________| [INFO] [stdout] 173 | | let size = stack.len(); [INFO] [stdout] 174 | | let mut cnt = 0; [INFO] [stdout] 175 | | let start = end; [INFO] [stdout] ... | [INFO] [stdout] 182 | | Ok::<_, ()>(end) [INFO] [stdout] 183 | | })()}}) [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] = 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::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:112:11 [INFO] [stdout] | [INFO] [stdout] 111 | let builder = bail!(Builder::new(input)); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 112 | bail!(builder.num_build()).into() [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::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:112:11 [INFO] [stdout] | [INFO] [stdout] 111 | let builder = bail!(Builder::new(input)); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 112 | bail!(builder.num_build()).into() [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] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `peggen-macs` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `peggen-macs` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "1cabaf1e10c3ebcd14a6dd2e635d6c9568582aa084dcca75e79d7a4299449d66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1cabaf1e10c3ebcd14a6dd2e635d6c9568582aa084dcca75e79d7a4299449d66", kill_on_drop: false }` [INFO] [stdout] 1cabaf1e10c3ebcd14a6dd2e635d6c9568582aa084dcca75e79d7a4299449d66