[INFO] fetching crate calloop 0.14.1... [INFO] checking calloop-0.14.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate calloop 0.14.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate calloop 0.14.1 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 calloop 0.14.1 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate calloop 0.14.1 [INFO] tweaked toml for crates.io crate calloop 0.14.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate calloop 0.14.1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8fbe9418b5fa96710b83739ce66110f399956aab11b3b362e7b66f6e3f2eaf30 [INFO] running `Command { std: "docker" "start" "-a" "8fbe9418b5fa96710b83739ce66110f399956aab11b3b362e7b66f6e3f2eaf30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8fbe9418b5fa96710b83739ce66110f399956aab11b3b362e7b66f6e3f2eaf30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fbe9418b5fa96710b83739ce66110f399956aab11b3b362e7b66f6e3f2eaf30", kill_on_drop: false }` [INFO] [stdout] 8fbe9418b5fa96710b83739ce66110f399956aab11b3b362e7b66f6e3f2eaf30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 04066f8c6e95d2b1909459c9bc0d68a60a7254fe9fbb1252020ec2d3973201f3 [INFO] running `Command { std: "docker" "start" "-a" "04066f8c6e95d2b1909459c9bc0d68a60a7254fe9fbb1252020ec2d3973201f3", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.204 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling serde_json v1.0.120 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling syn v2.0.71 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking plotters-svg v0.3.6 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking regex v1.10.5 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.204 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking polling v3.7.2 [INFO] [stderr] Checking calloop v0.14.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `RefMut<'_, sys::Poll>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/io.rs:205:9 [INFO] [stdout] | [INFO] [stdout] 204 | let disp = dispatcher.borrow(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 205 | self.poll.borrow_mut().register( [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 `RefMut<'_, sys::Poll>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/io.rs:215:9 [INFO] [stdout] | [INFO] [stdout] 214 | let disp = dispatcher.borrow(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 215 | self.poll.borrow_mut().reregister( [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `calloop` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "04066f8c6e95d2b1909459c9bc0d68a60a7254fe9fbb1252020ec2d3973201f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04066f8c6e95d2b1909459c9bc0d68a60a7254fe9fbb1252020ec2d3973201f3", kill_on_drop: false }` [INFO] [stdout] 04066f8c6e95d2b1909459c9bc0d68a60a7254fe9fbb1252020ec2d3973201f3