[INFO] fetching crate ump 0.12.1... [INFO] checking ump-0.12.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate ump 0.12.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate ump 0.12.1 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 ump 0.12.1 [INFO] finished tweaking crates.io crate ump 0.12.1 [INFO] tweaked toml for crates.io crate ump 0.12.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate ump 0.12.1 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-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] ef3776e61feec8704786c546dd5a0b679a14c21ca02fb4da57bb88b42779128a [INFO] running `Command { std: "docker" "start" "-a" "ef3776e61feec8704786c546dd5a0b679a14c21ca02fb4da57bb88b42779128a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef3776e61feec8704786c546dd5a0b679a14c21ca02fb4da57bb88b42779128a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef3776e61feec8704786c546dd5a0b679a14c21ca02fb4da57bb88b42779128a", kill_on_drop: false }` [INFO] [stdout] ef3776e61feec8704786c546dd5a0b679a14c21ca02fb4da57bb88b42779128a [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] fbae82daa8198f19db9861cec859037a65e2cbcb3bcf2a1925ac090c557a3909 [INFO] running `Command { std: "docker" "start" "-a" "fbae82daa8198f19db9861cec859037a65e2cbcb3bcf2a1925ac090c557a3909", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling rustix v0.38.13 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking ciborium-io v0.2.1 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking linux-raw-sys v0.4.7 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking anstyle v1.0.3 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking ciborium-ll v0.2.1 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking clap_builder v4.4.2 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking walkdir v2.4.0 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling syn v2.0.33 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Checking sigq v0.13.4 [INFO] [stderr] Checking swctx v0.2.1 [INFO] [stderr] Checking ump v0.12.1 (/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/client.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn req(&self, out: S) -> Result> { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 54 | let (sctx, wctx) = swctx::mkpair(); [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] ... [INFO] [stdout] 65 | Ok(wctx.wait()?) [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/client.rs:126:8 [INFO] [stdout] | [INFO] [stdout] 117 | pub fn req_async(&self, out: S) -> Result, Error> { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 118 | let (sctx, wctx) = swctx::mkpair(); [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] ... [INFO] [stdout] 126 | Ok(WaitReply(wctx)) [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/client.rs:183:8 [INFO] [stdout] | [INFO] [stdout] 182 | pub fn wait(self) -> Result> { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 183 | Ok(self.0.wait()?) [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/server.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 35 | let node = self.0.pop().map_err(|_| Error::ClientsDisappeared)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 38 | let msg = node.msg; [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 42 | let rctx = ReplyContext::from(node.reply); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 43 | [INFO] [stdout] 44 | Ok((msg, rctx)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 `ump` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "fbae82daa8198f19db9861cec859037a65e2cbcb3bcf2a1925ac090c557a3909", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbae82daa8198f19db9861cec859037a65e2cbcb3bcf2a1925ac090c557a3909", kill_on_drop: false }` [INFO] [stdout] fbae82daa8198f19db9861cec859037a65e2cbcb3bcf2a1925ac090c557a3909