[INFO] fetching crate logprob 0.2.0... [INFO] checking logprob-0.2.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate logprob 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate logprob 0.2.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate logprob 0.2.0 [INFO] finished tweaking crates.io crate logprob 0.2.0 [INFO] tweaked toml for crates.io crate logprob 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 51 packages to latest compatible versions [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding terminal_size v0.3.0 (available: v0.4.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.48.0 (available: v0.59.0) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] [stderr] Adding windows-targets v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 88b09dfb013a2169581a2bfaa0c09d13575a9937de3e5ff113d71119f4cd97ff [INFO] running `Command { std: "docker" "start" "-a" "88b09dfb013a2169581a2bfaa0c09d13575a9937de3e5ff113d71119f4cd97ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88b09dfb013a2169581a2bfaa0c09d13575a9937de3e5ff113d71119f4cd97ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88b09dfb013a2169581a2bfaa0c09d13575a9937de3e5ff113d71119f4cd97ff", kill_on_drop: false }` [INFO] [stdout] 88b09dfb013a2169581a2bfaa0c09d13575a9937de3e5ff113d71119f4cd97ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 503c6ad38f59300d3782224bbdfc010921fad0d7869e81ecb129155ce9f821c6 [INFO] running `Command { std: "docker" "start" "-a" "503c6ad38f59300d3782224bbdfc010921fad0d7869e81ecb129155ce9f821c6", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking anstyle v1.0.8 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Compiling anyhow v1.0.89 [INFO] [stderr] Checking regex-lite v0.1.6 [INFO] [stderr] Checking condtype v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking logprob v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/adding.rs:138:15 [INFO] [stdout] | [INFO] [stdout] 132 | mut self, [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 138 | match self.next() { [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: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/adding.rs:151:15 [INFO] [stdout] | [INFO] [stdout] 146 | fn log_sum_exp_clamped_no_alloc>>(mut self) -> LogProb [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 151 | match self.next() { [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: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/adding.rs:169:15 [INFO] [stdout] | [INFO] [stdout] 164 | fn log_sum_exp_float_no_alloc>>(mut self) -> T [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 169 | match self.next() { [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `logprob` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "503c6ad38f59300d3782224bbdfc010921fad0d7869e81ecb129155ce9f821c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "503c6ad38f59300d3782224bbdfc010921fad0d7869e81ecb129155ce9f821c6", kill_on_drop: false }` [INFO] [stdout] 503c6ad38f59300d3782224bbdfc010921fad0d7869e81ecb129155ce9f821c6