[INFO] fetching crate kwap-msg 0.6.1... [INFO] checking kwap-msg-0.6.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate kwap-msg 0.6.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate kwap-msg 0.6.1 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 kwap-msg 0.6.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate kwap-msg 0.6.1 [INFO] tweaked toml for crates.io crate kwap-msg 0.6.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate kwap-msg 0.6.1 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] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `tinyvec` dependency) [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `arrayvec` dependency) [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `heapless` dependency) [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] e59bf1ad550e5e85d7d998a5dcd682d8827c56e4ec668673e4e00f5290ecba71 [INFO] running `Command { std: "docker" "start" "-a" "e59bf1ad550e5e85d7d998a5dcd682d8827c56e4ec668673e4e00f5290ecba71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e59bf1ad550e5e85d7d998a5dcd682d8827c56e4ec668673e4e00f5290ecba71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e59bf1ad550e5e85d7d998a5dcd682d8827c56e4ec668673e4e00f5290ecba71", kill_on_drop: false }` [INFO] [stdout] e59bf1ad550e5e85d7d998a5dcd682d8827c56e4ec668673e4e00f5290ecba71 [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] d6b921d5848b0b4fe22378b23e10847179ba1b1912ad4b99f9a9b1c434669b33 [INFO] running `Command { std: "docker" "start" "-a" "d6b921d5848b0b4fe22378b23e10847179ba1b1912ad4b99f9a9b1c434669b33", kill_on_drop: false }` [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `tinyvec` dependency) [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `arrayvec` dependency) [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `heapless` dependency) [INFO] [stderr] Compiling semver v1.0.10 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling crossbeam-utils v0.8.9 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling regex-syntax v0.6.26 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling heapless v0.7.14 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking spin v0.9.3 [INFO] [stderr] Checking kwap-common v0.6.4 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking coap-lite v0.7.0 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking blake2 v0.10.4 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling kwap-macros v0.1.7 [INFO] [stderr] Checking kwap-msg v0.6.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.3.5 [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/from_bytes.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 59 | pub(super) fn try_next(mut iter: impl Iterator) -> Result { [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 60 | iter.next().ok_or(Self::UnexpectedEndOfStream) [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/from_bytes.rs:185:26 [INFO] [stdout] | [INFO] [stdout] 184 | fn try_from_bytes>(bytes: I) -> Result { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 185 | Self::try_from_bytes(bytes.into_iter().copied()) [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/from_bytes.rs:209:8 [INFO] [stdout] | [INFO] [stdout] 194 | fn try_from_bytes>(bytes: I) -> Result { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 195 | let mut bytes = bytes.into_iter(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 206 | let opts = Os::try_consume_bytes(&mut bytes).map_err(Self::Error::OptParseError)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 207 | let payload = Payload(bytes.collect()); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 208 | [INFO] [stdout] 209 | Ok(Message { id, [INFO] [stdout] | ________^ [INFO] [stdout] 210 | | ty, [INFO] [stdout] 211 | | ver, [INFO] [stdout] 212 | | code, [INFO] [stdout] 213 | | token, [INFO] [stdout] 214 | | opts, [INFO] [stdout] 215 | | payload }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |__________________________| [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/opt.rs:244:8 [INFO] [stdout] | [INFO] [stdout] 243 | let value = OptValue::try_consume_n_bytes(len as usize, bytes)?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 244 | Ok(Opt { delta, value }) [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: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kwap-msg` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d6b921d5848b0b4fe22378b23e10847179ba1b1912ad4b99f9a9b1c434669b33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6b921d5848b0b4fe22378b23e10847179ba1b1912ad4b99f9a9b1c434669b33", kill_on_drop: false }` [INFO] [stdout] d6b921d5848b0b4fe22378b23e10847179ba1b1912ad4b99f9a9b1c434669b33