[INFO] fetching crate num-modular 0.6.1... [INFO] checking num-modular-0.6.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate num-modular 0.6.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate num-modular 0.6.1 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 num-modular 0.6.1 [INFO] finished tweaking crates.io crate num-modular 0.6.1 [INFO] tweaked toml for crates.io crate num-modular 0.6.1 written to /workspace/builds/worker-4-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 20 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 512488c5bd312bfe2dccea0c1abc49879ec8a265f89e9bdc4a423a5cd1a43eb8 [INFO] running `Command { std: "docker" "start" "-a" "512488c5bd312bfe2dccea0c1abc49879ec8a265f89e9bdc4a423a5cd1a43eb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "512488c5bd312bfe2dccea0c1abc49879ec8a265f89e9bdc4a423a5cd1a43eb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "512488c5bd312bfe2dccea0c1abc49879ec8a265f89e9bdc4a423a5cd1a43eb8", kill_on_drop: false }` [INFO] [stdout] 512488c5bd312bfe2dccea0c1abc49879ec8a265f89e9bdc4a423a5cd1a43eb8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3353753944a0c79f16f16b39faa506989f5f92ccfd8293be05b48a79434e1f28 [INFO] running `Command { std: "docker" "start" "-a" "3353753944a0c79f16f16b39faa506989f5f92ccfd8293be05b48a79434e1f28", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking num-modular v0.6.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits` [INFO] [stdout] --> src/reduced.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | #[cfg(feature = "num_traits")] [INFO] [stdout] | ^^^^^^^^^^------------ [INFO] [stdout] | | [INFO] [stdout] | help: there is a expected value with a similar name: `"num-traits"` [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std` [INFO] [stdout] = help: consider adding `num_traits` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits` [INFO] [stdout] --> src/reduced.rs:153:7 [INFO] [stdout] | [INFO] [stdout] 153 | #[cfg(feature = "num_traits")] [INFO] [stdout] | ^^^^^^^^^^------------ [INFO] [stdout] | | [INFO] [stdout] | help: there is a expected value with a similar name: `"num-traits"` [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std` [INFO] [stdout] = help: consider adding `num_traits` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits` [INFO] [stdout] --> src/reduced.rs:161:7 [INFO] [stdout] | [INFO] [stdout] 161 | #[cfg(feature = "num_traits")] [INFO] [stdout] | ^^^^^^^^^^------------ [INFO] [stdout] | | [INFO] [stdout] | help: there is a expected value with a similar name: `"num-traits"` [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std` [INFO] [stdout] = help: consider adding `num_traits` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits` [INFO] [stdout] --> src/reduced.rs:215:7 [INFO] [stdout] | [INFO] [stdout] 215 | #[cfg(feature = "num_traits")] [INFO] [stdout] | ^^^^^^^^^^------------ [INFO] [stdout] | | [INFO] [stdout] | help: there is a expected value with a similar name: `"num-traits"` [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std` [INFO] [stdout] = help: consider adding `num_traits` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `num_traits` [INFO] [stdout] --> src/reduced.rs:223:7 [INFO] [stdout] | [INFO] [stdout] 223 | #[cfg(feature = "num_traits")] [INFO] [stdout] | ^^^^^^^^^^------------ [INFO] [stdout] | | [INFO] [stdout] | help: there is a expected value with a similar name: `"num-traits"` [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `num-bigint`, `num-integer`, `num-traits`, and `std` [INFO] [stdout] = help: consider adding `num_traits` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [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/reduced.rs:43:14 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn inv(self) -> Option { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 43 | Some(Self { [INFO] [stdout] | ______________^ [INFO] [stdout] 44 | | a: self.r.inv(self.a)?, [INFO] [stdout] 45 | | r: self.r, [INFO] [stdout] 46 | | }) [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/reduced.rs:52:16 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn pow(self, exp: &T) -> Self { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 51 | Self { [INFO] [stdout] 52 | a: self.r.pow(self.a, exp), [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/reduced.rs:110:24 [INFO] [stdout] | [INFO] [stdout] 107 | let a = self.r.$method(&self.a, &rhs.a); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 110 | r: self.r.clone(), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 126 | impl_binops!(add, impl Add); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_binops` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/reduced.rs:110:24 [INFO] [stdout] | [INFO] [stdout] 107 | let a = self.r.$method(&self.a, &rhs.a); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 110 | r: self.r.clone(), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 127 | impl_binops!(sub, impl Sub); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_binops` (in Nightly builds, run with -Z macro-backtrace for more info) [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/reduced.rs:110:24 [INFO] [stdout] | [INFO] [stdout] 107 | let a = self.r.$method(&self.a, &rhs.a); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 110 | r: self.r.clone(), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | impl_binops!(mul, impl Mul); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_binops` (in Nightly builds, run with -Z macro-backtrace for more info) [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/reduced.rs:146:16 [INFO] [stdout] | [INFO] [stdout] 143 | let a = self.r.neg(self.a.clone()); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 146 | r: self.r.clone(), [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/reduced.rs:210:16 [INFO] [stdout] | [INFO] [stdout] 205 | let a = self [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 210 | r: self.r.clone(), [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/reduced.rs:258:16 [INFO] [stdout] | [INFO] [stdout] 256 | fn convert(&self, n: T) -> Self { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 257 | Self { [INFO] [stdout] 258 | a: self.r.transform(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/reduced.rs:259:16 [INFO] [stdout] | [INFO] [stdout] 256 | fn convert(&self, n: T) -> Self { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 259 | r: self.r.clone(), [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 9 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `num-modular` (lib) due to 10 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3353753944a0c79f16f16b39faa506989f5f92ccfd8293be05b48a79434e1f28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3353753944a0c79f16f16b39faa506989f5f92ccfd8293be05b48a79434e1f28", kill_on_drop: false }` [INFO] [stdout] 3353753944a0c79f16f16b39faa506989f5f92ccfd8293be05b48a79434e1f28