[INFO] fetching crate genetic-rs-common 0.5.3... [INFO] checking genetic-rs-common-0.5.3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate genetic-rs-common 0.5.3 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate genetic-rs-common 0.5.3 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 genetic-rs-common 0.5.3 [INFO] finished tweaking crates.io crate genetic-rs-common 0.5.3 [INFO] tweaked toml for crates.io crate genetic-rs-common 0.5.3 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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 23 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] [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] 045940e2ebb8af65aa5c6073f40a51507eee9b0ea12b799368caa5b9f6475aae [INFO] running `Command { std: "docker" "start" "-a" "045940e2ebb8af65aa5c6073f40a51507eee9b0ea12b799368caa5b9f6475aae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "045940e2ebb8af65aa5c6073f40a51507eee9b0ea12b799368caa5b9f6475aae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "045940e2ebb8af65aa5c6073f40a51507eee9b0ea12b799368caa5b9f6475aae", kill_on_drop: false }` [INFO] [stdout] 045940e2ebb8af65aa5c6073f40a51507eee9b0ea12b799368caa5b9f6475aae [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] 109e50d086471b886b93fc5821e75aae95d6a63673abd341ad22b1b97d4339e0 [INFO] running `Command { std: "docker" "start" "-a" "109e50d086471b886b93fc5821e75aae95d6a63673abd341ad22b1b97d4339e0", kill_on_drop: false }` [INFO] [stderr] Checking replace_with v0.1.7 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking genetic-rs-common v0.5.3 (/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/builtin.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn scrambling_nextgen(mut rewards: Vec<(G, f32)>) -> Vec { [INFO] [stdout] | -------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 59 | / rewards [INFO] [stdout] 60 | | .into_iter() [INFO] [stdout] 61 | | .enumerate() [INFO] [stdout] 62 | | .map(|(i, (mut g, _))| { [INFO] [stdout] 63 | | g.mutate(i as f32 / len, &mut rng); [INFO] [stdout] 64 | | g [INFO] [stdout] 65 | | }) [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/builtin.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 258 | fn pruning_helper(mut rewards: Vec<(E, f32)>) -> Vec { [INFO] [stdout] | -------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 263 | / rewards [INFO] [stdout] 264 | | .into_iter() [INFO] [stdout] 265 | | .filter_map(|(e, r)| { [INFO] [stdout] 266 | | if r < median { [INFO] [stdout] ... | [INFO] [stdout] 271 | | Some(e) [INFO] [stdout] 272 | | }) [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `genetic-rs-common` (lib) due to 3 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/builtin.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn scrambling_nextgen(mut rewards: Vec<(G, f32)>) -> Vec { [INFO] [stdout] | -------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 59 | / rewards [INFO] [stdout] 60 | | .into_iter() [INFO] [stdout] 61 | | .enumerate() [INFO] [stdout] 62 | | .map(|(i, (mut g, _))| { [INFO] [stdout] 63 | | g.mutate(i as f32 / len, &mut rng); [INFO] [stdout] 64 | | g [INFO] [stdout] 65 | | }) [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/builtin.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 258 | fn pruning_helper(mut rewards: Vec<(E, f32)>) -> Vec { [INFO] [stdout] | -------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 263 | / rewards [INFO] [stdout] 264 | | .into_iter() [INFO] [stdout] 265 | | .filter_map(|(e, r)| { [INFO] [stdout] 266 | | if r < median { [INFO] [stdout] ... | [INFO] [stdout] 271 | | Some(e) [INFO] [stdout] 272 | | }) [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `genetic-rs-common` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "109e50d086471b886b93fc5821e75aae95d6a63673abd341ad22b1b97d4339e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "109e50d086471b886b93fc5821e75aae95d6a63673abd341ad22b1b97d4339e0", kill_on_drop: false }` [INFO] [stdout] 109e50d086471b886b93fc5821e75aae95d6a63673abd341ad22b1b97d4339e0