[INFO] fetching crate sscanf 0.4.2... [INFO] checking sscanf-0.4.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate sscanf 0.4.2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate sscanf 0.4.2 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 sscanf 0.4.2 [INFO] finished tweaking crates.io crate sscanf 0.4.2 [INFO] tweaked toml for crates.io crate sscanf 0.4.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 51 packages to latest compatible versions [INFO] [stderr] Adding const_format v0.2.31 (latest: v0.2.32) [INFO] [stderr] Adding const_format_proc_macros v0.2.31 (latest: v0.2.32) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.4) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding unicode-width v0.1.12 (latest: v0.1.13) [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] 0bf5e7ded3de1d3c4061cac12b3f23cc47cbb45b920fee53255b5d5b61f997ec [INFO] running `Command { std: "docker" "start" "-a" "0bf5e7ded3de1d3c4061cac12b3f23cc47cbb45b920fee53255b5d5b61f997ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0bf5e7ded3de1d3c4061cac12b3f23cc47cbb45b920fee53255b5d5b61f997ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bf5e7ded3de1d3c4061cac12b3f23cc47cbb45b920fee53255b5d5b61f997ec", kill_on_drop: false }` [INFO] [stdout] 0bf5e7ded3de1d3c4061cac12b3f23cc47cbb45b920fee53255b5d5b61f997ec [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] 3cdead47a7deb215b041c227be9cd5cf6db7129f1d6e6653813153142426f43e [INFO] running `Command { std: "docker" "start" "-a" "3cdead47a7deb215b041c227be9cd5cf6db7129f1d6e6653813153142426f43e", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling unicode-xid v0.2.5 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling unicode-width v0.1.12 [INFO] [stderr] Compiling trybuild v1.0.99 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling const_format_proc_macros v0.2.31 [INFO] [stderr] Checking rustc_version v0.4.1 [INFO] [stderr] Compiling convert_case v0.6.0 [INFO] [stderr] Checking const_format v0.2.31 [INFO] [stderr] Checking serde_spanned v0.6.7 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking toml_edit v0.22.20 [INFO] [stderr] Compiling sscanf_macro v0.4.2 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking sscanf v0.4.2 (/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/from_scanf.rs:254:9 [INFO] [stdout] | [INFO] [stdout] 245 | let regex = crate::regex::Regex::new(®ex).unwrap_or_else(|err| { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 254 | / regex [INFO] [stdout] 255 | | .captures(src) [INFO] [stdout] 256 | | .ok_or_else(|| crate::errors::Error::MatchFailed) [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_scanf.rs:260:17 [INFO] [stdout] | [INFO] [stdout] 257 | .and_then(|cap| { [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 260 | Self::from_matches(&mut src) [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_scanf.rs:261:70 [INFO] [stdout] | [INFO] [stdout] 261 | .map_err(|e| crate::errors::Error::ParsingFailed(Box::new(e))) [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/from_scanf.rs:284:62 [INFO] [stdout] | [INFO] [stdout] 284 | .map_err(|e| crate::errors::Error::ParsingFailed(Box::new(e))) [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: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sscanf` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3cdead47a7deb215b041c227be9cd5cf6db7129f1d6e6653813153142426f43e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cdead47a7deb215b041c227be9cd5cf6db7129f1d6e6653813153142426f43e", kill_on_drop: false }` [INFO] [stdout] 3cdead47a7deb215b041c227be9cd5cf6db7129f1d6e6653813153142426f43e