[INFO] fetching crate wasmrepl 0.4.0... [INFO] checking wasmrepl-0.4.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate wasmrepl 0.4.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate wasmrepl 0.4.0 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 wasmrepl 0.4.0 [INFO] finished tweaking crates.io crate wasmrepl 0.4.0 [INFO] tweaked toml for crates.io crate wasmrepl 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate wasmrepl 0.4.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 44a390d17e788902f81bdb8e1b2cb1907cdd7a28ae4d0bdf8c624a7bccb5832c [INFO] running `Command { std: "docker" "start" "-a" "44a390d17e788902f81bdb8e1b2cb1907cdd7a28ae4d0bdf8c624a7bccb5832c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44a390d17e788902f81bdb8e1b2cb1907cdd7a28ae4d0bdf8c624a7bccb5832c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44a390d17e788902f81bdb8e1b2cb1907cdd7a28ae4d0bdf8c624a7bccb5832c", kill_on_drop: false }` [INFO] [stdout] 44a390d17e788902f81bdb8e1b2cb1907cdd7a28ae4d0bdf8c624a7bccb5832c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b6d194c07b75d4eb5a62caa69c1019896f5368211020f6c94bd1283d9afd87c8 [INFO] running `Command { std: "docker" "start" "-a" "b6d194c07b75d4eb5a62caa69c1019896f5368211020f6c94bd1283d9afd87c8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling rustix v0.38.20 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Checking leb128 v0.2.5 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking wasm-encoder v0.35.0 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Checking wast v66.0.2 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking fd-lock v3.0.13 [INFO] [stderr] Compiling rustyline-derive v0.9.0 [INFO] [stderr] Checking rustyline v12.0.0 [INFO] [stderr] Checking wasmrepl v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result, anyhow::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:62:11 [INFO] [stdout] | [INFO] [stdout] 61 | let buf = wast::parser::ParseBuffer::new(line_str).unwrap(); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 62 | match parse_line(&buf) { [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wasmrepl` (bin "wasmrepl") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `parser::LineExpression<'_>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser.rs:66:33 [INFO] [stdout] | [INFO] [stdout] 63 | let buf = ParseBuffer::new("(i32.const 32)").unwrap(); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 64 | let lp = parse::(&buf).unwrap(); [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] 65 | [INFO] [stdout] 66 | if let Line::Expression(line_expr) = lp { [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 `parser::LineExpression<'_>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser.rs:83:33 [INFO] [stdout] | [INFO] [stdout] 80 | let buf = ParseBuffer::new("(local $num i32)").unwrap(); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 81 | let lp = parse::(&buf).unwrap(); [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] 82 | [INFO] [stdout] 83 | if let Line::Expression(line_expr) = lp { [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 `wast::core::Func<'_>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser.rs:97:27 [INFO] [stdout] | [INFO] [stdout] 94 | let buf = ParseBuffer::new("(func $f (i32.const 44))").unwrap(); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 95 | let lp = parse::(&buf).unwrap(); [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] 96 | [INFO] [stdout] 97 | if let Line::Func(func) = lp { [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, anyhow::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:62:11 [INFO] [stdout] | [INFO] [stdout] 61 | let buf = wast::parser::ParseBuffer::new(line_str).unwrap(); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 62 | match parse_line(&buf) { [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wasmrepl` (bin "wasmrepl" test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "b6d194c07b75d4eb5a62caa69c1019896f5368211020f6c94bd1283d9afd87c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6d194c07b75d4eb5a62caa69c1019896f5368211020f6c94bd1283d9afd87c8", kill_on_drop: false }` [INFO] [stdout] b6d194c07b75d4eb5a62caa69c1019896f5368211020f6c94bd1283d9afd87c8