[INFO] fetching crate assert-call 0.1.1... [INFO] checking assert-call-0.1.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate assert-call 0.1.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate assert-call 0.1.1 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 assert-call 0.1.1 [INFO] finished tweaking crates.io crate assert-call 0.1.1 [INFO] tweaked toml for crates.io crate assert-call 0.1.1 written to /workspace/builds/worker-2-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 16 packages to latest compatible versions [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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-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] 04c2c2f1e367b75a0402e1a7a079b38fc5ad3b2fca736a2622bd72fc983f9d6d [INFO] running `Command { std: "docker" "start" "-a" "04c2c2f1e367b75a0402e1a7a079b38fc5ad3b2fca736a2622bd72fc983f9d6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04c2c2f1e367b75a0402e1a7a079b38fc5ad3b2fca736a2622bd72fc983f9d6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04c2c2f1e367b75a0402e1a7a079b38fc5ad3b2fca736a2622bd72fc983f9d6d", kill_on_drop: false }` [INFO] [stdout] 04c2c2f1e367b75a0402e1a7a079b38fc5ad3b2fca736a2622bd72fc983f9d6d [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] cc851750febaac607fe52a7e20b2b1a03c0affcc510ac1596b79f9ae37f23bff [INFO] running `Command { std: "docker" "start" "-a" "cc851750febaac607fe52a7e20b2b1a03c0affcc510ac1596b79f9ae37f23bff", kill_on_drop: false }` [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Checking pretty_assertions v1.4.1 [INFO] [stderr] Checking assert-call v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result<(), CallMismatchError>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:240:15 [INFO] [stdout] | [INFO] [stdout] 239 | fn verify(mut self, actual: Records, msg: &str) -> Result<(), CallMismatchError> { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 240 | match self.verify_nexts(&actual.0) { [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 `assert-call` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result<(), CallMismatchError>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/tests.rs:80:11 [INFO] [stdout] | [INFO] [stdout] 79 | fn assert_err(mut c: CallRecorder, expect: impl ToCall, expect_display: &str) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 80 | match c.result_with_msg(expect, "(message)") { [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 `Result<(), CallMismatchError>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:240:15 [INFO] [stdout] | [INFO] [stdout] 239 | fn verify(mut self, actual: Records, msg: &str) -> Result<(), CallMismatchError> { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 240 | match self.verify_nexts(&actual.0) { [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 `assert-call` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "cc851750febaac607fe52a7e20b2b1a03c0affcc510ac1596b79f9ae37f23bff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc851750febaac607fe52a7e20b2b1a03c0affcc510ac1596b79f9ae37f23bff", kill_on_drop: false }` [INFO] [stdout] cc851750febaac607fe52a7e20b2b1a03c0affcc510ac1596b79f9ae37f23bff