[INFO] fetching crate incrementalmerkletree 0.6.0... [INFO] checking incrementalmerkletree-0.6.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate incrementalmerkletree 0.6.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate incrementalmerkletree 0.6.0 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 incrementalmerkletree 0.6.0 [INFO] finished tweaking crates.io crate incrementalmerkletree 0.6.0 [INFO] tweaked toml for crates.io crate incrementalmerkletree 0.6.0 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 49 packages to latest compatible versions [INFO] [stderr] Adding bit-set v0.5.3 (latest: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (latest: v0.8.0) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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] bba57805b7c6167f9a172dd61f6f7446297ce038453506a991cfbf5d2dc07ce8 [INFO] running `Command { std: "docker" "start" "-a" "bba57805b7c6167f9a172dd61f6f7446297ce038453506a991cfbf5d2dc07ce8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bba57805b7c6167f9a172dd61f6f7446297ce038453506a991cfbf5d2dc07ce8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bba57805b7c6167f9a172dd61f6f7446297ce038453506a991cfbf5d2dc07ce8", kill_on_drop: false }` [INFO] [stdout] bba57805b7c6167f9a172dd61f6f7446297ce038453506a991cfbf5d2dc07ce8 [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] a17ca5a99590d86bf1421894bbffd1147feedf965f7a02bd34ee046d5929e960 [INFO] running `Command { std: "docker" "start" "-a" "a17ca5a99590d86bf1421894bbffd1147feedf965f7a02bd34ee046d5929e960", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking incrementalmerkletree v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking rusty-fork v0.3.0 [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/frontier.rs:149:65 [INFO] [stdout] | [INFO] [stdout] 149 | .fold(digest, |d, l| H::combine(l, &d, &H::empty_root(l))); [INFO] [stdout] | - ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/frontier.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 171 | pub fn witness(&self, depth: u8, complement_nodes: F) -> Result, Address> [INFO] [stdout] | ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 177 | / self.position() [INFO] [stdout] 178 | | .witness_addrs(depth.into()) [INFO] [stdout] 179 | | .map(|(addr, source)| match source { [INFO] [stdout] 180 | | Source::Past(i) => Ok(self.ommers[usize::from(i)].clone()), [INFO] [stdout] 181 | | Source::Future => complement_nodes(addr).ok_or(addr), [INFO] [stdout] 182 | | }) [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/frontier.rs:302:9 [INFO] [stdout] | [INFO] [stdout] 301 | pub fn from_parts(position: Position, leaf: H, ommers: Vec) -> Result { [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] 302 | NonEmptyFrontier::from_parts(position, leaf, ommers).and_then(Self::try_from) [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/frontier.rs:371:9 [INFO] [stdout] | [INFO] [stdout] 367 | pub fn witness(&self, complement_nodes: F) -> Result>, Address> [INFO] [stdout] | ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 371 | / self.frontier [INFO] [stdout] 372 | | .as_ref() [INFO] [stdout] 373 | | .map(|f| { [INFO] [stdout] 374 | | f.witness(DEPTH, complement_nodes).map(|path_elems| { [INFO] [stdout] ... | [INFO] [stdout] 377 | | }) [INFO] [stdout] 378 | | }) [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/frontier.rs:374:17 [INFO] [stdout] | [INFO] [stdout] 367 | pub fn witness(&self, complement_nodes: F) -> Result>, Address> [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 374 | f.witness(DEPTH, complement_nodes).map(|path_elems| { [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/frontier.rs:375:21 [INFO] [stdout] | [INFO] [stdout] 374 | f.witness(DEPTH, complement_nodes).map(|path_elems| { [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 375 | MerklePath::from_parts(path_elems, f.position()) [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 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `incrementalmerkletree` (lib) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "a17ca5a99590d86bf1421894bbffd1147feedf965f7a02bd34ee046d5929e960", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a17ca5a99590d86bf1421894bbffd1147feedf965f7a02bd34ee046d5929e960", kill_on_drop: false }` [INFO] [stdout] a17ca5a99590d86bf1421894bbffd1147feedf965f7a02bd34ee046d5929e960