[INFO] fetching crate koopa 0.0.7... [INFO] checking koopa-0.0.7 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate koopa 0.0.7 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate koopa 0.0.7 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 koopa 0.0.7 [INFO] removed 3 missing examples [INFO] finished tweaking crates.io crate koopa 0.0.7 [INFO] tweaked toml for crates.io crate koopa 0.0.7 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate koopa 0.0.7 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 84ff61ff2124dfbeca28085d31677d21751ad11c3f5a31fc62ac9a3d41fc2598 [INFO] running `Command { std: "docker" "start" "-a" "84ff61ff2124dfbeca28085d31677d21751ad11c3f5a31fc62ac9a3d41fc2598", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84ff61ff2124dfbeca28085d31677d21751ad11c3f5a31fc62ac9a3d41fc2598", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84ff61ff2124dfbeca28085d31677d21751ad11c3f5a31fc62ac9a3d41fc2598", kill_on_drop: false }` [INFO] [stdout] 84ff61ff2124dfbeca28085d31677d21751ad11c3f5a31fc62ac9a3d41fc2598 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 88659673f3ecb1d6c672e2d2e343c40955d6a1924d4ecdea2c113e0b7617fe10 [INFO] running `Command { std: "docker" "start" "-a" "88659673f3ecb1d6c672e2d2e343c40955d6a1924d4ecdea2c113e0b7617fe10", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Checking key-node-list v0.0.5 [INFO] [stderr] Checking libloading v0.7.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking koopa v0.0.7 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Val` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> examples/interpreter/interpreter.rs:251:11 [INFO] [stdout] | [INFO] [stdout] 250 | let val = self.eval_value(store.value()); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 251 | match self.eval_value(store.dest()) { [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 `Generator` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> examples/interpreter/main.rs:31:3 [INFO] [stdout] | [INFO] [stdout] 21 | let program = if let Some(file) = input { [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 31 | Generator::with_visitor(sink(), interpreter) [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 `koopa` (example "interpreter") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "88659673f3ecb1d6c672e2d2e343c40955d6a1924d4ecdea2c113e0b7617fe10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88659673f3ecb1d6c672e2d2e343c40955d6a1924d4ecdea2c113e0b7617fe10", kill_on_drop: false }` [INFO] [stdout] 88659673f3ecb1d6c672e2d2e343c40955d6a1924d4ecdea2c113e0b7617fe10