[INFO] fetching crate card-backend-pcsc 0.5.0... [INFO] checking card-backend-pcsc-0.5.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate card-backend-pcsc 0.5.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate card-backend-pcsc 0.5.0 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate card-backend-pcsc 0.5.0 [INFO] finished tweaking crates.io crate card-backend-pcsc 0.5.0 [INFO] tweaked toml for crates.io crate card-backend-pcsc 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 164cb060ce5ff51b20a47f82ced820623608d67fe9cd0093a0aa9ee38335cead [INFO] running `Command { std: "docker" "start" "-a" "164cb060ce5ff51b20a47f82ced820623608d67fe9cd0093a0aa9ee38335cead", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "164cb060ce5ff51b20a47f82ced820623608d67fe9cd0093a0aa9ee38335cead", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "164cb060ce5ff51b20a47f82ced820623608d67fe9cd0093a0aa9ee38335cead", kill_on_drop: false }` [INFO] [stdout] 164cb060ce5ff51b20a47f82ced820623608d67fe9cd0093a0aa9ee38335cead [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e21bb516df7c01b7534bc86951e3fb9d0bb0f489388320151798fb561070349 [INFO] running `Command { std: "docker" "start" "-a" "2e21bb516df7c01b7534bc86951e3fb9d0bb0f489388320151798fb561070349", kill_on_drop: false }` [INFO] [stderr] Compiling pcsc-sys v1.2.1 [INFO] [stderr] Checking iso7816-tlv v0.4.4 [INFO] [stderr] Checking card-backend v0.2.0 [INFO] [stderr] Checking pcsc v2.8.2 [INFO] [stderr] Checking card-backend-pcsc v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:493:12 [INFO] [stdout] | [INFO] [stdout] 491 | let cards = Self::raw_pcsc_cards(mode)?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 492 | [INFO] [stdout] 493 | Ok(cards.into_iter().map(move |card| { [INFO] [stdout] | ____________^ [INFO] [stdout] 494 | | let backend = PcscBackend { [INFO] [stdout] 495 | | card: card.0, [INFO] [stdout] 496 | | mode, [INFO] [stdout] ... | [INFO] [stdout] 501 | | backend.initialize_card() [INFO] [stdout] 502 | | })) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |__________| [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:515:12 [INFO] [stdout] | [INFO] [stdout] 513 | let cards = PcscBackend::cards(mode)?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 514 | [INFO] [stdout] 515 | Ok(cards.map(|c| match c { [INFO] [stdout] | ____________^ [INFO] [stdout] 516 | | Ok(c) => Ok(Box::new(c) as Box), [INFO] [stdout] 517 | | Err(e) => Err(e), [INFO] [stdout] 518 | | })) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |__________| [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 `card-backend-pcsc` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:493:12 [INFO] [stdout] | [INFO] [stdout] 491 | let cards = Self::raw_pcsc_cards(mode)?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 492 | [INFO] [stdout] 493 | Ok(cards.into_iter().map(move |card| { [INFO] [stdout] | ____________^ [INFO] [stdout] 494 | | let backend = PcscBackend { [INFO] [stdout] 495 | | card: card.0, [INFO] [stdout] 496 | | mode, [INFO] [stdout] ... | [INFO] [stdout] 501 | | backend.initialize_card() [INFO] [stdout] 502 | | })) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |__________| [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:515:12 [INFO] [stdout] | [INFO] [stdout] 513 | let cards = PcscBackend::cards(mode)?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 514 | [INFO] [stdout] 515 | Ok(cards.map(|c| match c { [INFO] [stdout] | ____________^ [INFO] [stdout] 516 | | Ok(c) => Ok(Box::new(c) as Box), [INFO] [stdout] 517 | | Err(e) => Err(e), [INFO] [stdout] 518 | | })) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |__________| [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 `card-backend-pcsc` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "2e21bb516df7c01b7534bc86951e3fb9d0bb0f489388320151798fb561070349", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e21bb516df7c01b7534bc86951e3fb9d0bb0f489388320151798fb561070349", kill_on_drop: false }` [INFO] [stdout] 2e21bb516df7c01b7534bc86951e3fb9d0bb0f489388320151798fb561070349