[INFO] fetching crate markovian 0.2.1... [INFO] checking markovian-0.2.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate markovian 0.2.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate markovian 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 markovian 0.2.1 [INFO] finished tweaking crates.io crate markovian 0.2.1 [INFO] tweaked toml for crates.io crate markovian 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate markovian 0.2.1 already has a lockfile, it will not be regenerated [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8dece553a73cf3191bc60af0a5cb94d027e5978be0aeb61e5058be34c1872794 [INFO] running `Command { std: "docker" "start" "-a" "8dece553a73cf3191bc60af0a5cb94d027e5978be0aeb61e5058be34c1872794", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8dece553a73cf3191bc60af0a5cb94d027e5978be0aeb61e5058be34c1872794", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dece553a73cf3191bc60af0a5cb94d027e5978be0aeb61e5058be34c1872794", kill_on_drop: false }` [INFO] [stdout] 8dece553a73cf3191bc60af0a5cb94d027e5978be0aeb61e5058be34c1872794 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a79d8468fba32b3dfa0a38f907b609f51550e2c59f8d2e422625dfa4276216e6 [INFO] running `Command { std: "docker" "start" "-a" "a79d8468fba32b3dfa0a38f907b609f51550e2c59f8d2e422625dfa4276216e6", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.34 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Checking chrono v0.4.13 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Compiling getset v0.1.1 [INFO] [stderr] Checking markovian v0.2.1 (/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/branching_process.rs:92:12 [INFO] [stdout] | [INFO] [stdout] 89 | mut new_state: Self::Item, [INFO] [stdout] | ------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 92 | Ok(Some(new_state)) [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/continuous_finite_markov_chain.rs:51:28 [INFO] [stdout] | [INFO] [stdout] 51 | .map(|weights| WeightedIndex::new(weights).unwrap()) [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/markov_chain.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 62 | mut new_state: Self::Item, [INFO] [stdout] | ------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 65 | Ok(Some(new_state)) [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/timed_markov_chain.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 69 | mut new_state: Self::Item, [INFO] [stdout] | ------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 72 | Ok(Some(new_state)) [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/timed_markov_chain.rs:88:9 [INFO] [stdout] | [INFO] [stdout] 86 | let (period, state) = self.transition.sample_from(&self.state, &mut self.rng); [INFO] [stdout] | ------ ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 87 | self.state = state; [INFO] [stdout] 88 | self.state().cloned().map(|state| (period, state)) [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/timed_markov_chain.rs:88:35 [INFO] [stdout] | [INFO] [stdout] 86 | let (period, state) = self.transition.sample_from(&self.state, &mut self.rng); [INFO] [stdout] | ------ ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 87 | self.state = state; [INFO] [stdout] 88 | self.state().cloned().map(|state| (period, state)) [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/timed_markov_chain.rs:101:44 [INFO] [stdout] | [INFO] [stdout] 101 | self.state().cloned().map(|state| (N::from(0.0), state)) [INFO] [stdout] | ----- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/traits/state.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 25 | new_state: Self::Item, [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | ) -> Result, InvalidState> { [INFO] [stdout] 27 | Err(InvalidState::new(new_state)) [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/traits/state_iterator.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 19 | fn trajectory(self) -> Chain::Item>, Self> { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 20 | self.state_as_item().into_iter().chain(self) [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 9 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `markovian` (lib) due to 10 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "a79d8468fba32b3dfa0a38f907b609f51550e2c59f8d2e422625dfa4276216e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a79d8468fba32b3dfa0a38f907b609f51550e2c59f8d2e422625dfa4276216e6", kill_on_drop: false }` [INFO] [stdout] a79d8468fba32b3dfa0a38f907b609f51550e2c59f8d2e422625dfa4276216e6