[INFO] fetching crate modulo-n-tools 0.2.0... [INFO] checking modulo-n-tools-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate modulo-n-tools 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate modulo-n-tools 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] started tweaking crates.io crate modulo-n-tools 0.2.0 [INFO] finished tweaking crates.io crate modulo-n-tools 0.2.0 [INFO] tweaked toml for crates.io crate modulo-n-tools 0.2.0 written to /workspace/builds/worker-1-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] Locking 41 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding test-case v1.2.3 (latest: v3.3.1) [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-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] 0a881f1c033d5483deeb3c4ef9ccde6abdd3b12997453098d28c666bee44f35a [INFO] running `Command { std: "docker" "start" "-a" "0a881f1c033d5483deeb3c4ef9ccde6abdd3b12997453098d28c666bee44f35a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a881f1c033d5483deeb3c4ef9ccde6abdd3b12997453098d28c666bee44f35a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a881f1c033d5483deeb3c4ef9ccde6abdd3b12997453098d28c666bee44f35a", kill_on_drop: false }` [INFO] [stdout] 0a881f1c033d5483deeb3c4ef9ccde6abdd3b12997453098d28c666bee44f35a [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] 20939c41a02bf236e2661ebb618d167ec9dc7f3d9165850e57ec12eb94b5f9db [INFO] running `Command { std: "docker" "start" "-a" "20939c41a02bf236e2661ebb618d167ec9dc7f3d9165850e57ec12eb94b5f9db", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling gmp-mpfr-sys v1.6.4 [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rug v1.26.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Checking modulo-n-tools v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] error: could not compile `modulo-n-tools` (lib) due to 4 previous errors [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/montgomery.rs:44:24 [INFO] [stdout] | [INFO] [stdout] 21 | fn powmod(&self, a: T, mut p: V) -> T [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] 31 | let c0 = V::from(0); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 32 | let c1 = V::from(1); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 33 | let mut x = self.convert(a); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 34 | let mut y = self.convert(T::from(1)); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | self.reduction(U::from(y)) [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] [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/montgomery.rs:223:17 [INFO] [stdout] | [INFO] [stdout] 214 | fn new(n: T) -> Self { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 215 | let s = bits(n.clone()); [INFO] [stdout] 216 | let rm = { [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 217 | let mut t = T::from(1); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 223 | r2: (T::from(1) << (2 * s)) % &n, [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/montgomery.rs:224:17 [INFO] [stdout] | [INFO] [stdout] 214 | fn new(n: T) -> Self { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 215 | let s = bits(n.clone()); [INFO] [stdout] 216 | let rm = { [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 217 | let mut t = T::from(1); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 224 | np: Self::calc_n_prime(&n, s), [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] running `Command { std: "docker" "inspect" "20939c41a02bf236e2661ebb618d167ec9dc7f3d9165850e57ec12eb94b5f9db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20939c41a02bf236e2661ebb618d167ec9dc7f3d9165850e57ec12eb94b5f9db", kill_on_drop: false }` [INFO] [stdout] 20939c41a02bf236e2661ebb618d167ec9dc7f3d9165850e57ec12eb94b5f9db