[INFO] fetching crate isla-axiomatic 0.2.0... [INFO] checking isla-axiomatic-0.2.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate isla-axiomatic 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate isla-axiomatic 0.2.0 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 isla-axiomatic 0.2.0 [INFO] finished tweaking crates.io crate isla-axiomatic 0.2.0 [INFO] tweaked toml for crates.io crate isla-axiomatic 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 105 packages to latest compatible versions [INFO] [stderr] Adding bit-set v0.5.3 (available: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (available: v0.8.0) [INFO] [stderr] Adding block-buffer v0.7.3 (available: v0.10.4) [INFO] [stderr] Adding block-padding v0.1.5 (available: v0.3.3) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding crossbeam v0.7.3 (available: v0.8.4) [INFO] [stderr] Adding crossbeam-channel v0.4.4 (available: v0.5.13) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (available: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (available: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (available: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (available: v0.8.20) [INFO] [stderr] Adding digest v0.8.1 (available: v0.10.7) [INFO] [stderr] Adding fixedbitset v0.2.0 (available: v0.5.7) [INFO] [stderr] Adding fixedbitset v0.4.2 (available: v0.5.7) [INFO] [stderr] Adding generic-array v0.12.4 (available: v1.1.0) [INFO] [stderr] Adding goblin v0.2.3 (available: v0.8.2) [INFO] [stderr] Adding hashbrown v0.12.3 (available: v0.14.5) [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.5.0) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.13.0) [INFO] [stderr] Adding lalrpop v0.19.12 (available: v0.21.0) [INFO] [stderr] Adding lalrpop-util v0.19.12 (available: v0.21.0) [INFO] [stderr] Adding memoffset v0.5.6 (available: v0.9.1) [INFO] [stderr] Adding opaque-debug v0.2.3 (available: v0.3.1) [INFO] [stderr] Adding petgraph v0.5.1 (available: v0.6.5) [INFO] [stderr] Adding phf_shared v0.10.0 (available: v0.11.2) [INFO] [stderr] Adding regex-syntax v0.6.29 (available: v0.8.4) [INFO] [stderr] Adding scroll v0.10.2 (available: v0.12.0) [INFO] [stderr] Adding scroll_derive v0.10.5 (available: v0.12.0) [INFO] [stderr] Adding sha2 v0.8.2 (available: v0.10.8) [INFO] [stderr] Adding siphasher v0.3.11 (available: v1.0.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [INFO] [stderr] Adding term v0.7.0 (available: v1.0.0) [INFO] [stderr] Adding toml v0.5.11 (available: v0.8.19) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] [stderr] Adding z3-sys v0.5.0 (available: v0.8.1) [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-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e9ae2f7399c449404d4fe7689dbf483ff6685547a8a59591809a5e6ab354806d [INFO] running `Command { std: "docker" "start" "-a" "e9ae2f7399c449404d4fe7689dbf483ff6685547a8a59591809a5e6ab354806d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e9ae2f7399c449404d4fe7689dbf483ff6685547a8a59591809a5e6ab354806d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9ae2f7399c449404d4fe7689dbf483ff6685547a8a59591809a5e6ab354806d", kill_on_drop: false }` [INFO] [stdout] e9ae2f7399c449404d4fe7689dbf483ff6685547a8a59591809a5e6ab354806d [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 788a162f26a93d7b7c934011bd14d4a21dbf154d172bc5a0b065bb3981f7b314 [INFO] running `Command { std: "docker" "start" "-a" "788a162f26a93d7b7c934011bd14d4a21dbf154d172bc5a0b065bb3981f7b314", kill_on_drop: false }` [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling is-terminal v0.4.13 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking z3-sys v0.5.0 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Compiling scroll_derive v0.10.5 [INFO] [stderr] Compiling regex v1.10.6 [INFO] [stderr] Checking scroll v0.10.2 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Compiling lalrpop-util v0.19.12 [INFO] [stderr] Checking goblin v0.2.3 [INFO] [stderr] Compiling lalrpop v0.19.12 [INFO] [stderr] Compiling isla-lib v0.2.0 [INFO] [stderr] Compiling isla-cat v0.2.0 [INFO] [stderr] Compiling isla-axiomatic v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::option::Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/litmus.rs:415:25 [INFO] [stdout] | [INFO] [stdout] 413 | let opcode_re = Regex::new(&format!(r"{:x}:\t([0-9a-fA-F]+) \t", addr)).unwrap(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 414 | [INFO] [stdout] 415 | if let Some(caps) = opcode_re.captures(objdump) { [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::option::Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/litmus.rs:426:25 [INFO] [stdout] | [INFO] [stdout] 424 | let label_re = Regex::new(&format!(r"([0-9a-fA-F]+) <{}>:", label)).unwrap(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 425 | [INFO] [stdout] 426 | if let Some(caps) = label_re.captures(objdump) { [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 `LocalFrame<'_, B>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/run_litmus.rs:243:13 [INFO] [stdout] | [INFO] [stdout] 239 | let mut regs = regs.clone(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 243 | LocalFrame::new(function_id, args, Some(&[Val::Unit]), instrs) [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::option::Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/litmus.rs:415:25 [INFO] [stdout] | [INFO] [stdout] 413 | let opcode_re = Regex::new(&format!(r"{:x}:\t([0-9a-fA-F]+) \t", addr)).unwrap(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 414 | [INFO] [stdout] 415 | if let Some(caps) = opcode_re.captures(objdump) { [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::option::Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/litmus.rs:426:25 [INFO] [stdout] | [INFO] [stdout] 424 | let label_re = Regex::new(&format!(r"([0-9a-fA-F]+) <{}>:", label)).unwrap(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 425 | [INFO] [stdout] 426 | if let Some(caps) = label_re.captures(objdump) { [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 `isla_lib::smt::smtlib::Exp` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/page_table.rs:944:52 [INFO] [stdout] | [INFO] [stdout] 921 | let ctx = Context::new(cfg); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 922 | let mut solver = Solver::::new(&ctx); [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 944 | assert_eq!(Sat, solver.check_sat_with(&Eq(Box::new(Var(pa)), Box::new(bits64(0x8000_0EEF, 64))))); [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 `LocalFrame<'_, B>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/run_litmus.rs:243:13 [INFO] [stdout] | [INFO] [stdout] 239 | let mut regs = regs.clone(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 243 | LocalFrame::new(function_id, args, Some(&[Val::Unit]), instrs) [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 `isla-axiomatic` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `isla-axiomatic` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "788a162f26a93d7b7c934011bd14d4a21dbf154d172bc5a0b065bb3981f7b314", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "788a162f26a93d7b7c934011bd14d4a21dbf154d172bc5a0b065bb3981f7b314", kill_on_drop: false }` [INFO] [stdout] 788a162f26a93d7b7c934011bd14d4a21dbf154d172bc5a0b065bb3981f7b314