[INFO] fetching crate mpmfnum 0.2.0... [INFO] checking mpmfnum-0.2.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate mpmfnum 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate mpmfnum 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 mpmfnum 0.2.0 [INFO] finished tweaking crates.io crate mpmfnum 0.2.0 [INFO] tweaked toml for crates.io crate mpmfnum 0.2.0 written to /workspace/builds/worker-3-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 18 packages to latest compatible versions [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] eb7f17ba7c063a07504b500e359486d94e012906068c2452eba9e54b64d86582 [INFO] running `Command { std: "docker" "start" "-a" "eb7f17ba7c063a07504b500e359486d94e012906068c2452eba9e54b64d86582", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb7f17ba7c063a07504b500e359486d94e012906068c2452eba9e54b64d86582", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb7f17ba7c063a07504b500e359486d94e012906068c2452eba9e54b64d86582", kill_on_drop: false }` [INFO] [stdout] eb7f17ba7c063a07504b500e359486d94e012906068c2452eba9e54b64d86582 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9cd9d4c85cc51d84a3cb2e1f32b5390fe9631f5d37e860a0a7804bcd422e360f [INFO] running `Command { std: "docker" "start" "-a" "9cd9d4c85cc51d84a3cb2e1f32b5390fe9631f5d37e860a0a7804bcd422e360f", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling gmp-mpfr-sys v1.6.4 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Compiling rug v1.26.1 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking mpmfnum v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `rug::Float` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/rfloat/number.rs:361:25 [INFO] [stdout] | [INFO] [stdout] 351 | fn from(val: RFloat) -> Self { [INFO] [stdout] | --- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 361 | let mut f = Float::new(max(1, c.significant_bits())); [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 `rug::Float` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/rfloat/number.rs:361:25 [INFO] [stdout] | [INFO] [stdout] 351 | fn from(val: RFloat) -> Self { [INFO] [stdout] | --- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 361 | let mut f = Float::new(max(1, c.significant_bits())); [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mpmfnum` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mpmfnum` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "9cd9d4c85cc51d84a3cb2e1f32b5390fe9631f5d37e860a0a7804bcd422e360f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cd9d4c85cc51d84a3cb2e1f32b5390fe9631f5d37e860a0a7804bcd422e360f", kill_on_drop: false }` [INFO] [stdout] 9cd9d4c85cc51d84a3cb2e1f32b5390fe9631f5d37e860a0a7804bcd422e360f