[INFO] fetching crate linear_collections 0.3.0... [INFO] checking linear_collections-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate linear_collections 0.3.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate linear_collections 0.3.0 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 linear_collections 0.3.0 [INFO] finished tweaking crates.io crate linear_collections 0.3.0 [INFO] tweaked toml for crates.io crate linear_collections 0.3.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 35 packages to latest compatible versions [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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] feae7af4edd441b2789d8cb4107a5a289160655987314fd9b63ea414084bb523 [INFO] running `Command { std: "docker" "start" "-a" "feae7af4edd441b2789d8cb4107a5a289160655987314fd9b63ea414084bb523", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "feae7af4edd441b2789d8cb4107a5a289160655987314fd9b63ea414084bb523", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "feae7af4edd441b2789d8cb4107a5a289160655987314fd9b63ea414084bb523", kill_on_drop: false }` [INFO] [stdout] feae7af4edd441b2789d8cb4107a5a289160655987314fd9b63ea414084bb523 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e2f55c1bdf21656f0ab94669ad967db04a1b29be58a54dc45735a8aef7b61a8 [INFO] running `Command { std: "docker" "start" "-a" "8e2f55c1bdf21656f0ab94669ad967db04a1b29be58a54dc45735a8aef7b61a8", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking winnow v0.6.18 [INFO] [stderr] Compiling trybuild v1.0.99 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking linear_collections v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ArrayMap` and `LinearMap` [INFO] [stdout] --> src/array/test.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{ArrayMap, LinearMap}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::LinearMap` [INFO] [stdout] --> src/test/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::LinearMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | mod test; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::VecMap` [INFO] [stdout] --> src/test/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::VecMap; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | mod test; [INFO] [stdout] | ^^^^^^^^^ [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/lib.rs:139:49 [INFO] [stdout] | [INFO] [stdout] 139 | iter.for_each(|(k, v)| self.replace(&k, v.clone().to_owned())) [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/vec/set.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn into_vec(self) -> Vec { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 64 | //TODO:...since () is a ZST can I just transmute? This is silly. [INFO] [stdout] 65 | self.map.into_inner().into_iter().map(|(t, _)| t).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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `linear_collections` (lib) due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8e2f55c1bdf21656f0ab94669ad967db04a1b29be58a54dc45735a8aef7b61a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e2f55c1bdf21656f0ab94669ad967db04a1b29be58a54dc45735a8aef7b61a8", kill_on_drop: false }` [INFO] [stdout] 8e2f55c1bdf21656f0ab94669ad967db04a1b29be58a54dc45735a8aef7b61a8