[INFO] fetching crate bkt 0.8.0... [INFO] checking bkt-0.8.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate bkt 0.8.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate bkt 0.8.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bkt 0.8.0 [INFO] finished tweaking crates.io crate bkt 0.8.0 [INFO] tweaked toml for crates.io crate bkt 0.8.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate bkt 0.8.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae9da95e8b6ce48ed5a8769dac13a4ceed3e7f44d2929795b188867cf94531ac [INFO] running `Command { std: "docker" "start" "-a" "ae9da95e8b6ce48ed5a8769dac13a4ceed3e7f44d2929795b188867cf94531ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae9da95e8b6ce48ed5a8769dac13a4ceed3e7f44d2929795b188867cf94531ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae9da95e8b6ce48ed5a8769dac13a4ceed3e7f44d2929795b188867cf94531ac", kill_on_drop: false }` [INFO] [stdout] ae9da95e8b6ce48ed5a8769dac13a4ceed3e7f44d2929795b188867cf94531ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c22ea7ee5553dab9fb9ab16b9a072b7c205f76eb110737d44a1fda48d6cf581 [INFO] running `Command { std: "docker" "start" "-a" "7c22ea7ee5553dab9fb9ab16b9a072b7c205f76eb110737d44a1fda48d6cf581", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling rustix v0.38.30 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Compiling serde v1.0.195 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Compiling anyhow v1.0.79 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking terminal_size v0.3.0 [INFO] [stderr] Checking clap_builder v4.4.18 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking filetime v0.2.23 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking regex-automata v0.4.4 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking test_dir v0.2.0 [INFO] [stderr] Compiling serde_derive v1.0.195 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking clap v4.4.18 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking bkt v0.8.0 (/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/lib.rs:506:15 [INFO] [stdout] | [INFO] [stdout] 504 | fn try_acquire>(lock_dir: P, name: &str, consider_stale: Duration) -> Result> { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 505 | let lock_file = lock_dir.as_ref().join(name).with_extension("lock"); [INFO] [stdout] 506 | match OpenOptions::new().create_new(true).write(true).open(&lock_file) { [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 `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:506:15 [INFO] [stdout] | [INFO] [stdout] 504 | fn try_acquire>(lock_dir: P, name: &str, consider_stale: Duration) -> Result> { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 505 | let lock_file = lock_dir.as_ref().join(name).with_extension("lock"); [INFO] [stdout] 506 | match OpenOptions::new().create_new(true).write(true).open(&lock_file) { [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 `bkt` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bkt` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "7c22ea7ee5553dab9fb9ab16b9a072b7c205f76eb110737d44a1fda48d6cf581", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c22ea7ee5553dab9fb9ab16b9a072b7c205f76eb110737d44a1fda48d6cf581", kill_on_drop: false }` [INFO] [stdout] 7c22ea7ee5553dab9fb9ab16b9a072b7c205f76eb110737d44a1fda48d6cf581