[INFO] fetching crate contest-algorithms 0.3.0... [INFO] checking contest-algorithms-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate contest-algorithms 0.3.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate contest-algorithms 0.3.0 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 contest-algorithms 0.3.0 [INFO] finished tweaking crates.io crate contest-algorithms 0.3.0 [INFO] tweaked toml for crates.io crate contest-algorithms 0.3.0 written to /workspace/builds/worker-7-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] 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dd7506d2e7930b853e99295ff8874a480c99dfb396fdc0b6819fff3ed583d755 [INFO] running `Command { std: "docker" "start" "-a" "dd7506d2e7930b853e99295ff8874a480c99dfb396fdc0b6819fff3ed583d755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd7506d2e7930b853e99295ff8874a480c99dfb396fdc0b6819fff3ed583d755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd7506d2e7930b853e99295ff8874a480c99dfb396fdc0b6819fff3ed583d755", kill_on_drop: false }` [INFO] [stdout] dd7506d2e7930b853e99295ff8874a480c99dfb396fdc0b6819fff3ed583d755 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 527f58d4b9348bfb042dfac99a2df3f8f57b3106a9f11deacd82c3fbb6c3e79c [INFO] running `Command { std: "docker" "start" "-a" "527f58d4b9348bfb042dfac99a2df3f8f57b3106a9f11deacd82c3fbb6c3e79c", kill_on_drop: false }` [INFO] [stderr] Checking contest-algorithms v0.3.0 (/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/range_query/sqrt_decomp.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut answers = Vec::with_capacity(queries.len()); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 63 | answers.into_iter().map(|(_, ans)| ans).collect() [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/scanner.rs:75:18 [INFO] [stdout] | [INFO] [stdout] 74 | let file = std::fs::File::open(filename).expect("Input file not found"); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 75 | Scanner::new(io::BufReader::new(file)) [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/string_proc.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 97 | pub fn kmp_match(&self, text: impl IntoIterator) -> Vec { [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 98 | let mut len = 0; [INFO] [stdout] 99 | / text.into_iter() [INFO] [stdout] 100 | | .map(|ch| { [INFO] [stdout] 101 | | if len == self.pattern.len() { [INFO] [stdout] 102 | | len = self.fail[len - 1]; [INFO] [stdout] ... | [INFO] [stdout] 110 | | len [INFO] [stdout] 111 | | }) [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/string_proc.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn ac_match(&self, text: impl IntoIterator) -> Vec { [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 176 | let mut node = 0; [INFO] [stdout] 177 | / text.into_iter() [INFO] [stdout] 178 | | .map(|ch| { [INFO] [stdout] 179 | | node = Self::next(&self.trie, &self.fail, node, &ch); [INFO] [stdout] 180 | | node [INFO] [stdout] 181 | | }) [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `contest-algorithms` (lib) due to 5 previous errors [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/range_query/sqrt_decomp.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut answers = Vec::with_capacity(queries.len()); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 63 | answers.into_iter().map(|(_, ans)| ans).collect() [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/scanner.rs:75:18 [INFO] [stdout] | [INFO] [stdout] 74 | let file = std::fs::File::open(filename).expect("Input file not found"); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 75 | Scanner::new(io::BufReader::new(file)) [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/string_proc.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 97 | pub fn kmp_match(&self, text: impl IntoIterator) -> Vec { [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 98 | let mut len = 0; [INFO] [stdout] 99 | / text.into_iter() [INFO] [stdout] 100 | | .map(|ch| { [INFO] [stdout] 101 | | if len == self.pattern.len() { [INFO] [stdout] 102 | | len = self.fail[len - 1]; [INFO] [stdout] ... | [INFO] [stdout] 110 | | len [INFO] [stdout] 111 | | }) [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/string_proc.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn ac_match(&self, text: impl IntoIterator) -> Vec { [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 176 | let mut node = 0; [INFO] [stdout] 177 | / text.into_iter() [INFO] [stdout] 178 | | .map(|ch| { [INFO] [stdout] 179 | | node = Self::next(&self.trie, &self.fail, node, &ch); [INFO] [stdout] 180 | | node [INFO] [stdout] 181 | | }) [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `contest-algorithms` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "527f58d4b9348bfb042dfac99a2df3f8f57b3106a9f11deacd82c3fbb6c3e79c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "527f58d4b9348bfb042dfac99a2df3f8f57b3106a9f11deacd82c3fbb6c3e79c", kill_on_drop: false }` [INFO] [stdout] 527f58d4b9348bfb042dfac99a2df3f8f57b3106a9f11deacd82c3fbb6c3e79c