[INFO] fetching crate lsm6dsox 1.0.1... [INFO] checking lsm6dsox-1.0.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate lsm6dsox 1.0.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate lsm6dsox 1.0.1 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 lsm6dsox 1.0.1 [INFO] finished tweaking crates.io crate lsm6dsox 1.0.1 [INFO] tweaked toml for crates.io crate lsm6dsox 1.0.1 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] [stderr] Adding embedded-hal v0.2.7 (latest: v1.0.0) [INFO] [stderr] Adding embedded-hal-mock v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding micromath v1.1.1 (latest: v2.1.0) [INFO] [stderr] Adding nb v0.1.3 (latest: v1.1.0) [INFO] [stderr] Adding num_enum v0.5.11 (latest: v0.7.3) [INFO] [stderr] Adding num_enum_derive v0.5.11 (latest: v0.7.3) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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] 9615f9f20a9eb971ee047cad39b466012be9a32e9e28438bc7575213cb1bdf7e [INFO] running `Command { std: "docker" "start" "-a" "9615f9f20a9eb971ee047cad39b466012be9a32e9e28438bc7575213cb1bdf7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9615f9f20a9eb971ee047cad39b466012be9a32e9e28438bc7575213cb1bdf7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9615f9f20a9eb971ee047cad39b466012be9a32e9e28438bc7575213cb1bdf7e", kill_on_drop: false }` [INFO] [stdout] 9615f9f20a9eb971ee047cad39b466012be9a32e9e28438bc7575213cb1bdf7e [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] 11523051ca7c58ba24ed8d7cf4c37eb4a84cdbd93b27b11008efa6d4790bb58b [INFO] running `Command { std: "docker" "start" "-a" "11523051ca7c58ba24ed8d7cf4c37eb4a84cdbd93b27b11008efa6d4790bb58b", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking embedded-hal-mock v0.8.0 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking measurements v0.11.0 [INFO] [stderr] Checking micromath v1.1.1 [INFO] [stderr] Checking accelerometer v0.12.0 [INFO] [stderr] Compiling enumflags2_derive v0.7.10 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Checking enumflags2 v0.7.10 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking lsm6dsox v1.0.1 (/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:119:24 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn new(i2c: I2C, address: SlaveAddress, delay: Delay) -> Self { [INFO] [stdout] | -------- ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 119 | registers: RegisterAccess::new(i2c, address), [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:125:10 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn destroy(self) -> (I2C, Delay) { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 125 | (self.registers.destroy(), self.delay) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/register.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn write_reg(&mut self, reg: impl Into, data: u8) -> Result<(), Error> { [INFO] [stdout] | ------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 110 | / self.i2c [INFO] [stdout] 111 | | .write(self.address as u8, &update) [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 3 previous errors [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:119:24 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn new(i2c: I2C, address: SlaveAddress, delay: Delay) -> Self { [INFO] [stdout] | -------- ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 119 | registers: RegisterAccess::new(i2c, address), [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:125:10 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn destroy(self) -> (I2C, Delay) { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 125 | (self.registers.destroy(), self.delay) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/register.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn write_reg(&mut self, reg: impl Into, data: u8) -> Result<(), Error> { [INFO] [stdout] | ------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 110 | / self.i2c [INFO] [stdout] 111 | | .write(self.address as u8, &update) [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] [stderr] error: could not compile `lsm6dsox` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lsm6dsox` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "11523051ca7c58ba24ed8d7cf4c37eb4a84cdbd93b27b11008efa6d4790bb58b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11523051ca7c58ba24ed8d7cf4c37eb4a84cdbd93b27b11008efa6d4790bb58b", kill_on_drop: false }` [INFO] [stdout] 11523051ca7c58ba24ed8d7cf4c37eb4a84cdbd93b27b11008efa6d4790bb58b