[INFO] fetching crate kv-crud-memory 0.1.0... [INFO] checking kv-crud-memory-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate kv-crud-memory 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate kv-crud-memory 0.1.0 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 kv-crud-memory 0.1.0 [INFO] finished tweaking crates.io crate kv-crud-memory 0.1.0 [INFO] tweaked toml for crates.io crate kv-crud-memory 0.1.0 written to /workspace/builds/worker-6-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 22 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4b432b402be8e4c5f2228ab935edbb581d8b2a5b3b505563e050808d077dc1c3 [INFO] running `Command { std: "docker" "start" "-a" "4b432b402be8e4c5f2228ab935edbb581d8b2a5b3b505563e050808d077dc1c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b432b402be8e4c5f2228ab935edbb581d8b2a5b3b505563e050808d077dc1c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b432b402be8e4c5f2228ab935edbb581d8b2a5b3b505563e050808d077dc1c3", kill_on_drop: false }` [INFO] [stdout] 4b432b402be8e4c5f2228ab935edbb581d8b2a5b3b505563e050808d077dc1c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b11d5e5cc68ee05e9dbbe60f298a9d4023f217fede7f7a005338cbaed16469be [INFO] running `Command { std: "docker" "start" "-a" "b11d5e5cc68ee05e9dbbe60f298a9d4023f217fede7f7a005338cbaed16469be", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling unicode-xid v0.2.5 [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking kv-crud-core v0.1.1 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking kv-crud-memory v0.1.0 (/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/lib.rs:92:12 [INFO] [stdout] | [INFO] [stdout] 85 | let mut values: Vec = self.db.iter().map(|(_, v)| v).cloned().collect(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 92 | Ok(values [INFO] [stdout] | ____________^ [INFO] [stdout] 93 | | .into_iter() [INFO] [stdout] 94 | | .skip(page.offset() as usize) [INFO] [stdout] 95 | | .take(page.size as usize) [INFO] [stdout] 96 | | .collect()) [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 `kv-crud-memory` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/lib.rs:92:12 [INFO] [stdout] | [INFO] [stdout] 85 | let mut values: Vec = self.db.iter().map(|(_, v)| v).cloned().collect(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 92 | Ok(values [INFO] [stdout] | ____________^ [INFO] [stdout] 93 | | .into_iter() [INFO] [stdout] 94 | | .skip(page.offset() as usize) [INFO] [stdout] 95 | | .take(page.size as usize) [INFO] [stdout] 96 | | .collect()) [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 `kv-crud-memory` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "b11d5e5cc68ee05e9dbbe60f298a9d4023f217fede7f7a005338cbaed16469be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b11d5e5cc68ee05e9dbbe60f298a9d4023f217fede7f7a005338cbaed16469be", kill_on_drop: false }` [INFO] [stdout] b11d5e5cc68ee05e9dbbe60f298a9d4023f217fede7f7a005338cbaed16469be