[INFO] fetching crate bfc 1.12.0... [INFO] checking bfc-1.12.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate bfc 1.12.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate bfc 1.12.0 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 bfc 1.12.0 [INFO] finished tweaking crates.io crate bfc 1.12.0 [INFO] tweaked toml for crates.io crate bfc 1.12.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate bfc 1.12.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e3b6359b27f42b07c1ca7076cfa1153cf5df3b64e49916b2f1da8205c473bfd2 [INFO] running `Command { std: "docker" "start" "-a" "e3b6359b27f42b07c1ca7076cfa1153cf5df3b64e49916b2f1da8205c473bfd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3b6359b27f42b07c1ca7076cfa1153cf5df3b64e49916b2f1da8205c473bfd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3b6359b27f42b07c1ca7076cfa1153cf5df3b64e49916b2f1da8205c473bfd2", kill_on_drop: false }` [INFO] [stdout] e3b6359b27f42b07c1ca7076cfa1153cf5df3b64e49916b2f1da8205c473bfd2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e00cf892e753c990bdad88ce800edb48671a4968e6c245c75390fd1664263dca [INFO] running `Command { std: "docker" "start" "-a" "e00cf892e753c990bdad88ce800edb48671a4968e6c245c75390fd1664263dca", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling thiserror v1.0.40 [INFO] [stderr] Compiling rustix v0.37.20 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Compiling ucd-trie v0.1.5 [INFO] [stderr] Compiling regex-syntax v0.7.2 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Checking anstyle-parse v0.2.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cc v1.0.79 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Compiling tempfile v3.6.0 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking ariadne v0.3.0 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking pretty_assertions v1.3.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling aho-corasick v1.0.2 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking regex v1.8.4 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Compiling thiserror-impl v1.0.40 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Checking terminal_size v0.2.6 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking clap_builder v4.3.4 [INFO] [stderr] Compiling pest v2.6.0 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Checking clap v4.3.4 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling llvm-sys v130.1.1 [INFO] [stderr] Checking bfc v1.12.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/shell.rs:19:11 [INFO] [stdout] | [INFO] [stdout] 14 | let mut c = Command::new(command); [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 19 | match c.output() { [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` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:43:11 [INFO] [stdout] | [INFO] [stdout] 34 | let mut file = 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] 43 | match file.read_to_string(&mut contents) { [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 `bfc` (bin "bfc") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/shell.rs:19:11 [INFO] [stdout] | [INFO] [stdout] 14 | let mut c = Command::new(command); [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 19 | match c.output() { [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` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:43:11 [INFO] [stdout] | [INFO] [stdout] 34 | let mut file = 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] 43 | match file.read_to_string(&mut contents) { [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 `bfc` (bin "bfc" test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "e00cf892e753c990bdad88ce800edb48671a4968e6c245c75390fd1664263dca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e00cf892e753c990bdad88ce800edb48671a4968e6c245c75390fd1664263dca", kill_on_drop: false }` [INFO] [stdout] e00cf892e753c990bdad88ce800edb48671a4968e6c245c75390fd1664263dca