[INFO] fetching crate fractal-analysis 0.2.0... [INFO] checking fractal-analysis-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate fractal-analysis 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate fractal-analysis 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 fractal-analysis 0.2.0 [INFO] finished tweaking crates.io crate fractal-analysis 0.2.0 [INFO] tweaked toml for crates.io crate fractal-analysis 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] Updating crates.io index [INFO] [stderr] Locking 58 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.6.1 (latest: v0.7.6) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding deflate v0.7.20 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding gif v0.9.2 (latest: v0.13.1) [INFO] [stderr] Adding image v0.18.0 (latest: v0.25.2) [INFO] [stderr] Adding inflate v0.3.4 (latest: v0.4.5) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.13.0) [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding noise v0.6.0 (latest: v0.9.0) [INFO] [stderr] Adding num v0.2.1 (latest: v0.4.3) [INFO] [stderr] Adding num-bigint v0.2.6 (latest: v0.4.6) [INFO] [stderr] Adding num-complex v0.2.4 (latest: v0.4.6) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.2) [INFO] [stderr] Adding num-rational v0.2.4 (latest: v0.4.2) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.19) [INFO] [stderr] Adding png v0.11.0 (latest: v0.17.13) [INFO] [stderr] Adding rand v0.5.6 (latest: v0.8.5) [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 v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [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-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] 1abc769d240194ba3788e9b7e3acc9df2d3388daf198126f76c8d89755d576b5 [INFO] running `Command { std: "docker" "start" "-a" "1abc769d240194ba3788e9b7e3acc9df2d3388daf198126f76c8d89755d576b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1abc769d240194ba3788e9b7e3acc9df2d3388daf198126f76c8d89755d576b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1abc769d240194ba3788e9b7e3acc9df2d3388daf198126f76c8d89755d576b5", kill_on_drop: false }` [INFO] [stdout] 1abc769d240194ba3788e9b7e3acc9df2d3388daf198126f76c8d89755d576b5 [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] 42ff633eff89300d741f1064398fc295a3f3ff284f542b31732eaaa17377c25f [INFO] running `Command { std: "docker" "start" "-a" "42ff633eff89300d741f1064398fc295a3f3ff284f542b31732eaaa17377c25f", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking inflate v0.3.4 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking arrayvec v0.6.1 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking png v0.11.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking morton-encoding v2.0.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking lindel v0.1.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking image v0.18.0 [INFO] [stderr] Checking noise v0.6.0 [INFO] [stderr] Checking fractal-analysis v0.2.0 (/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/lib.rs:242:23 [INFO] [stdout] | [INFO] [stdout] 242 | .and_then(|x| x.try_into().ok()) [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:285:5 [INFO] [stdout] | [INFO] [stdout] 277 | set: Set, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 278 | get_key_from_sample: H, [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 285 | set.into_iter().map(get_key_from_sample) [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:369:37 [INFO] [stdout] | [INFO] [stdout] 369 | let smaller_clz_positions = |x| input.clone().enumerate().filter(move |(_, a)| *a <= x).map(|x| x.0); [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:449:5 [INFO] [stdout] | [INFO] [stdout] 446 | pub fn drain_useless_bits(mut input: ArrayVec) -> ArrayVec [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:494:37 [INFO] [stdout] | [INFO] [stdout] 494 | let smaller_clz_positions = |x| input.clone().enumerate().filter(move |(_, a)| *a <= x).map(|x| x.0); [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 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fractal-analysis` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "42ff633eff89300d741f1064398fc295a3f3ff284f542b31732eaaa17377c25f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42ff633eff89300d741f1064398fc295a3f3ff284f542b31732eaaa17377c25f", kill_on_drop: false }` [INFO] [stdout] 42ff633eff89300d741f1064398fc295a3f3ff284f542b31732eaaa17377c25f