[INFO] fetching crate romulus 0.3.0... [INFO] checking romulus-0.3.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate romulus 0.3.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate romulus 0.3.0 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 romulus 0.3.0 [INFO] finished tweaking crates.io crate romulus 0.3.0 [INFO] tweaked toml for crates.io crate romulus 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate romulus 0.3.0 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2434a4030a59c6fd72cb5a5692b2bf705e0e6304dab714ebb415d86ed283cf05 [INFO] running `Command { std: "docker" "start" "-a" "2434a4030a59c6fd72cb5a5692b2bf705e0e6304dab714ebb415d86ed283cf05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2434a4030a59c6fd72cb5a5692b2bf705e0e6304dab714ebb415d86ed283cf05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2434a4030a59c6fd72cb5a5692b2bf705e0e6304dab714ebb415d86ed283cf05", kill_on_drop: false }` [INFO] [stdout] 2434a4030a59c6fd72cb5a5692b2bf705e0e6304dab714ebb415d86ed283cf05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7742425033b63b49a169bcce65b430a5dd13408238c2ea32618fbb261e0eefce [INFO] running `Command { std: "docker" "start" "-a" "7742425033b63b49a169bcce65b430a5dd13408238c2ea32618fbb261e0eefce", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling getrandom v0.1.11 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling serde v1.0.99 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.11 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking criterion-plot v0.4.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand_os v0.2.2 [INFO] [stderr] Checking rand_xoshiro v0.3.1 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking regex v1.2.1 [INFO] [stderr] Checking romulus v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling serde_derive v1.0.99 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking bstr v0.2.8 [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/bin/romulus/main.rs:142:11 [INFO] [stdout] | [INFO] [stdout] 119 | let mut builder = Interpreter::builder(); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 142 | match builder.build() { [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 `File` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bin/romulus/main.rs:154:13 [INFO] [stdout] | [INFO] [stdout] 149 | interpreter: Interpreter, [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 154 | let fin = match File::open(&input) { [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 `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bin/romulus/main.rs:198:30 [INFO] [stdout] | [INFO] [stdout] 186 | fn process_streams(interpreter: Interpreter, matches: &ArgMatches) { [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 187 | let mut output: Box = match matches.value_of("output") { [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 198 | let file = match File::open(input) { [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `romulus` (bin "romulus") due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7742425033b63b49a169bcce65b430a5dd13408238c2ea32618fbb261e0eefce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7742425033b63b49a169bcce65b430a5dd13408238c2ea32618fbb261e0eefce", kill_on_drop: false }` [INFO] [stdout] 7742425033b63b49a169bcce65b430a5dd13408238c2ea32618fbb261e0eefce