[INFO] fetching crate jacc 0.1.0... [INFO] checking jacc-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate jacc 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate jacc 0.1.0 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jacc 0.1.0 [INFO] finished tweaking crates.io crate jacc 0.1.0 [INFO] tweaked toml for crates.io crate jacc 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate jacc 0.1.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59d4642ef2023b3639050b6194c0212ab8ee17f357cc35428407d81e44302056 [INFO] running `Command { std: "docker" "start" "-a" "59d4642ef2023b3639050b6194c0212ab8ee17f357cc35428407d81e44302056", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59d4642ef2023b3639050b6194c0212ab8ee17f357cc35428407d81e44302056", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59d4642ef2023b3639050b6194c0212ab8ee17f357cc35428407d81e44302056", kill_on_drop: false }` [INFO] [stdout] 59d4642ef2023b3639050b6194c0212ab8ee17f357cc35428407d81e44302056 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e722309ee396806a04dcc2bc6d7e32030fa7e5896723e57c1f3ea8502b8c325d [INFO] running `Command { std: "docker" "start" "-a" "e722309ee396806a04dcc2bc6d7e32030fa7e5896723e57c1f3ea8502b8c325d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Checking clap_builder v4.4.6 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Checking clap v4.4.6 [INFO] [stderr] Checking jacc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `print` is never used [INFO] [stdout] --> src/ast/lexer.rs:116:12 [INFO] [stdout] | [INFO] [stdout] 110 | impl TextSpan { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 116 | pub fn print(&self, s: &str) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast/mod.rs:165:12 [INFO] [stdout] | [INFO] [stdout] 120 | let mut stmts = Vec::new(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 165 | Ok(AstStatement::InfixExpression(stmts)) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast/mod.rs:272:20 [INFO] [stdout] | [INFO] [stdout] 238 | let pf = AstEvaluator::infix_to_postfix(&expr) [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 245 | let mut s = Vec::with_capacity(pf.len()); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 272 | self.eval(&s.pop().expect("checked with above ensure")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will 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] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast/mod.rs:306:12 [INFO] [stdout] | [INFO] [stdout] 277 | let mut out = Vec::new(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 306 | Ok(out [INFO] [stdout] | ____________^ [INFO] [stdout] 307 | | .into_iter() [INFO] [stdout] 308 | | .chain(ops.into_iter().map(Into::into).rev()) [INFO] [stdout] 309 | | .collect()) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `jacc` (bin "jacc") due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: method `print` is never used [INFO] [stdout] --> src/ast/lexer.rs:116:12 [INFO] [stdout] | [INFO] [stdout] 110 | impl TextSpan { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 116 | pub fn print(&self, s: &str) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast/mod.rs:165:12 [INFO] [stdout] | [INFO] [stdout] 120 | let mut stmts = Vec::new(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 165 | Ok(AstStatement::InfixExpression(stmts)) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast/mod.rs:272:20 [INFO] [stdout] | [INFO] [stdout] 238 | let pf = AstEvaluator::infix_to_postfix(&expr) [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 245 | let mut s = Vec::with_capacity(pf.len()); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 272 | self.eval(&s.pop().expect("checked with above ensure")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will 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] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast/mod.rs:306:12 [INFO] [stdout] | [INFO] [stdout] 277 | let mut out = Vec::new(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 306 | Ok(out [INFO] [stdout] | ____________^ [INFO] [stdout] 307 | | .into_iter() [INFO] [stdout] 308 | | .chain(ops.into_iter().map(Into::into).rev()) [INFO] [stdout] 309 | | .collect()) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `jacc` (bin "jacc" test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "e722309ee396806a04dcc2bc6d7e32030fa7e5896723e57c1f3ea8502b8c325d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e722309ee396806a04dcc2bc6d7e32030fa7e5896723e57c1f3ea8502b8c325d", kill_on_drop: false }` [INFO] [stdout] e722309ee396806a04dcc2bc6d7e32030fa7e5896723e57c1f3ea8502b8c325d