[INFO] fetching crate dynamic-lru-cache 0.2.1... [INFO] checking dynamic-lru-cache-0.2.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate dynamic-lru-cache 0.2.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate dynamic-lru-cache 0.2.1 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 dynamic-lru-cache 0.2.1 [INFO] finished tweaking crates.io crate dynamic-lru-cache 0.2.1 [INFO] tweaked toml for crates.io crate dynamic-lru-cache 0.2.1 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] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding wasi v0.9.0+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] 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] 0f859db5b8d4d781f96a14e9bb47310c98e1fe87992e16618b2ac7d5cae44a46 [INFO] running `Command { std: "docker" "start" "-a" "0f859db5b8d4d781f96a14e9bb47310c98e1fe87992e16618b2ac7d5cae44a46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f859db5b8d4d781f96a14e9bb47310c98e1fe87992e16618b2ac7d5cae44a46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f859db5b8d4d781f96a14e9bb47310c98e1fe87992e16618b2ac7d5cae44a46", kill_on_drop: false }` [INFO] [stdout] 0f859db5b8d4d781f96a14e9bb47310c98e1fe87992e16618b2ac7d5cae44a46 [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] 51d7f0e389fc981ca5d123662d769864a43d3ad5c321fd928bfb207b7628b0d4 [INFO] running `Command { std: "docker" "start" "-a" "51d7f0e389fc981ca5d123662d769864a43d3ad5c321fd928bfb207b7628b0d4", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking dynamic-lru-cache v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling syn v2.0.77 [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:46:18 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn with_hasher(mem_len: usize, hash_builder: S) -> DynamicCacheLocal { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 46 | map: HashMap::with_hasher(hash_builder), [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:47:19 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn with_hasher(mem_len: usize, hash_builder: S) -> DynamicCacheLocal { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 47 | list: VecDeque::with_capacity(mem_len), [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/lib.rs:147:9 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn get_or_insert V>(&mut self, key: &K, f: F) -> Arc { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 147 | self.get(key).unwrap_or_else(|| self.insert(key, f())) [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/lib.rs:147:38 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn get_or_insert V>(&mut self, key: &K, f: F) -> Arc { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 147 | self.get(key).unwrap_or_else(|| self.insert(key, f())) [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/lib.rs:147:58 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn get_or_insert V>(&mut self, key: &K, f: F) -> Arc { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 147 | self.get(key).unwrap_or_else(|| self.insert(key, f())) [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/lib.rs:237:20 [INFO] [stdout] | [INFO] [stdout] 235 | pub fn with_hasher(mem_len: usize, hash_builder: S) -> DynamicCache { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 236 | Self { [INFO] [stdout] 237 | cache: Arc::new(Mutex::new(DynamicCacheLocal::with_hasher( [INFO] [stdout] | ____________________^ [INFO] [stdout] 238 | | mem_len, [INFO] [stdout] 239 | | hash_builder, [INFO] [stdout] 240 | | ))), [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/lib.rs:273:9 [INFO] [stdout] | [INFO] [stdout] 272 | pub fn insert(&self, key: &K, value: V) -> Arc { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 273 | self.cache.lock().unwrap().insert(key, value) [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/lib.rs:280:9 [INFO] [stdout] | [INFO] [stdout] 279 | pub fn get_or_insert V>(&self, key: &K, f: F) -> Arc { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 280 | self.get(key).unwrap_or_else(|| self.insert(key, f())) [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/lib.rs:280:38 [INFO] [stdout] | [INFO] [stdout] 279 | pub fn get_or_insert V>(&self, key: &K, f: F) -> Arc { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 280 | self.get(key).unwrap_or_else(|| self.insert(key, f())) [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/lib.rs:280:58 [INFO] [stdout] | [INFO] [stdout] 279 | pub fn get_or_insert V>(&self, key: &K, f: F) -> Arc { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 280 | self.get(key).unwrap_or_else(|| self.insert(key, f())) [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 10 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dynamic-lru-cache` (lib) due to 11 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "51d7f0e389fc981ca5d123662d769864a43d3ad5c321fd928bfb207b7628b0d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51d7f0e389fc981ca5d123662d769864a43d3ad5c321fd928bfb207b7628b0d4", kill_on_drop: false }` [INFO] [stdout] 51d7f0e389fc981ca5d123662d769864a43d3ad5c321fd928bfb207b7628b0d4