[INFO] fetching crate chimpanzee 0.2.5... [INFO] checking chimpanzee-0.2.5 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate chimpanzee 0.2.5 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate chimpanzee 0.2.5 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 chimpanzee 0.2.5 [INFO] finished tweaking crates.io crate chimpanzee 0.2.5 [INFO] tweaked toml for crates.io crate chimpanzee 0.2.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate chimpanzee 0.2.5 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b485f17168c2d08d4636b677cb323ea3e5c52203d6e4fe71d2f25453e3e52bac [INFO] running `Command { std: "docker" "start" "-a" "b485f17168c2d08d4636b677cb323ea3e5c52203d6e4fe71d2f25453e3e52bac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b485f17168c2d08d4636b677cb323ea3e5c52203d6e4fe71d2f25453e3e52bac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b485f17168c2d08d4636b677cb323ea3e5c52203d6e4fe71d2f25453e3e52bac", kill_on_drop: false }` [INFO] [stdout] b485f17168c2d08d4636b677cb323ea3e5c52203d6e4fe71d2f25453e3e52bac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 14218896ec40f6280650c9f66bfd053a4e93251ff508a19a6a7f1b9b54e6d89d [INFO] running `Command { std: "docker" "start" "-a" "14218896ec40f6280650c9f66bfd053a4e93251ff508a19a6a7f1b9b54e6d89d", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.31 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling nix v0.28.0 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Checking strsim v0.11.0 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Compiling serde_json v1.0.113 [INFO] [stderr] Checking home v0.5.9 [INFO] [stderr] Checking anstream v0.6.12 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling syn v2.0.49 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking half v2.3.1 [INFO] [stderr] Checking strum v0.26.2 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking regex-automata v0.4.5 [INFO] [stderr] Checking walkdir v2.4.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking rayon v1.8.1 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking fd-lock v4.0.2 [INFO] [stderr] Checking rustyline v14.0.0 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Compiling strum_macros v0.26.2 [INFO] [stderr] Compiling num-derive v0.4.2 [INFO] [stderr] Compiling enum_stringify v0.4.1 [INFO] [stderr] Checking chimpanzee v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Rc` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 24 | let mut vm = VM::new(bytecode); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | vm.run().unwrap(); [INFO] [stdout] 26 | vm.last_popped_stack_element().unwrap().as_ref().clone() [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 `chimpanzee` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "14218896ec40f6280650c9f66bfd053a4e93251ff508a19a6a7f1b9b54e6d89d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14218896ec40f6280650c9f66bfd053a4e93251ff508a19a6a7f1b9b54e6d89d", kill_on_drop: false }` [INFO] [stdout] 14218896ec40f6280650c9f66bfd053a4e93251ff508a19a6a7f1b9b54e6d89d