[INFO] fetching crate fixed-bitset 0.0.1... [INFO] checking fixed-bitset-0.0.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate fixed-bitset 0.0.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate fixed-bitset 0.0.1 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 fixed-bitset 0.0.1 [INFO] finished tweaking crates.io crate fixed-bitset 0.0.1 [INFO] tweaked toml for crates.io crate fixed-bitset 0.0.1 written to /workspace/builds/worker-1-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.13.3 (latest: v1.1.0) [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 47812d03c5090480fd8197e68ef2444eba53dcd8b0b2f06a86d902ffd6aa1e4d [INFO] running `Command { std: "docker" "start" "-a" "47812d03c5090480fd8197e68ef2444eba53dcd8b0b2f06a86d902ffd6aa1e4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47812d03c5090480fd8197e68ef2444eba53dcd8b0b2f06a86d902ffd6aa1e4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47812d03c5090480fd8197e68ef2444eba53dcd8b0b2f06a86d902ffd6aa1e4d", kill_on_drop: false }` [INFO] [stdout] 47812d03c5090480fd8197e68ef2444eba53dcd8b0b2f06a86d902ffd6aa1e4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1878ccc10a1f5e09363e0adbedc21212836da0ee85115e2b31d5d9719177b428 [INFO] running `Command { std: "docker" "start" "-a" "1878ccc10a1f5e09363e0adbedc21212836da0ee85115e2b31d5d9719177b428", kill_on_drop: false }` [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking fixed-bitset v0.0.1 (/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:215:32 [INFO] [stdout] | [INFO] [stdout] 215 | .flat_map(|(i, b)| bits(b).map(move |j| B::SIZE * i + j)) [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/lib.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 231 | fn iter_blocks<'a>(&'a self, other: &'a Self, f: impl 'a + Fn(B, B) -> B) [INFO] [stdout] | -------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 234 | / self.blocks [INFO] [stdout] 235 | | .iter() [INFO] [stdout] 236 | | .zip(other.blocks.iter()) [INFO] [stdout] 237 | | .map(move |(&a, &b)| f(a, b)) [INFO] [stdout] 238 | | .enumerate() [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/lib.rs:239:32 [INFO] [stdout] | [INFO] [stdout] 239 | .flat_map(|(i, b)| bits(b).map(move |j| B::SIZE * i + j)) [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 3 previous errors [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:215:32 [INFO] [stdout] | [INFO] [stdout] 215 | .flat_map(|(i, b)| bits(b).map(move |j| B::SIZE * i + j)) [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/lib.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 231 | fn iter_blocks<'a>(&'a self, other: &'a Self, f: impl 'a + Fn(B, B) -> B) [INFO] [stdout] | -------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 234 | / self.blocks [INFO] [stdout] 235 | | .iter() [INFO] [stdout] 236 | | .zip(other.blocks.iter()) [INFO] [stdout] 237 | | .map(move |(&a, &b)| f(a, b)) [INFO] [stdout] 238 | | .enumerate() [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/lib.rs:239:32 [INFO] [stdout] | [INFO] [stdout] 239 | .flat_map(|(i, b)| bits(b).map(move |j| B::SIZE * i + j)) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fixed-bitset` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `fixed-bitset` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "1878ccc10a1f5e09363e0adbedc21212836da0ee85115e2b31d5d9719177b428", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1878ccc10a1f5e09363e0adbedc21212836da0ee85115e2b31d5d9719177b428", kill_on_drop: false }` [INFO] [stdout] 1878ccc10a1f5e09363e0adbedc21212836da0ee85115e2b31d5d9719177b428