[INFO] fetching crate spi-memory 0.2.0... [INFO] checking spi-memory-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate spi-memory 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate spi-memory 0.2.0 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] removed /workspace/builds/worker-1-tc2/source/.cargo/config [INFO] started tweaking crates.io crate spi-memory 0.2.0 [INFO] finished tweaking crates.io crate spi-memory 0.2.0 [INFO] tweaked toml for crates.io crate spi-memory 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate spi-memory 0.2.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4f8921728294ea330cace1cae1f418b4812f4b484763b20f107f125248dc082b [INFO] running `Command { std: "docker" "start" "-a" "4f8921728294ea330cace1cae1f418b4812f4b484763b20f107f125248dc082b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4f8921728294ea330cace1cae1f418b4812f4b484763b20f107f125248dc082b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f8921728294ea330cace1cae1f418b4812f4b484763b20f107f125248dc082b", kill_on_drop: false }` [INFO] [stdout] 4f8921728294ea330cace1cae1f418b4812f4b484763b20f107f125248dc082b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a1a9206d92988a1332596eb383db8811f958fe745c73e0afcf4dca3b27f38500 [INFO] running `Command { std: "docker" "start" "-a" "a1a9206d92988a1332596eb383db8811f958fe745c73e0afcf4dca3b27f38500", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cortex-m v0.6.2 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling cortex-m-rt v0.6.12 [INFO] [stderr] Compiling stm32f4 v0.10.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking vcell v0.1.2 [INFO] [stderr] Compiling cortex-m-semihosting v0.3.5 [INFO] [stderr] Checking volatile-register v0.2.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking nb v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Checking embedded-hal v0.2.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking spi-memory v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling cast v0.2.3 [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/series25.rs:214:9 [INFO] [stdout] | [INFO] [stdout] 209 | let mut spi_result = self.spi.transfer(&mut cmd_buf); [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 214 | spi_result.map(|_| ()).map_err(Error::Spi) [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 `spi-memory` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "a1a9206d92988a1332596eb383db8811f958fe745c73e0afcf4dca3b27f38500", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1a9206d92988a1332596eb383db8811f958fe745c73e0afcf4dca3b27f38500", kill_on_drop: false }` [INFO] [stdout] a1a9206d92988a1332596eb383db8811f958fe745c73e0afcf4dca3b27f38500