[INFO] cloning repository https://github.com/dmidem/merkle_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmidem/merkle_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmidem%2Fmerkle_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmidem%2Fmerkle_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2363908751c7591d56b01fca1560dc217beb1340 [INFO] checking dmidem/merkle_tree/2363908751c7591d56b01fca1560dc217beb1340 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmidem%2Fmerkle_tree" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dmidem/merkle_tree 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 git repo https://github.com/dmidem/merkle_tree [INFO] finished tweaking git repo https://github.com/dmidem/merkle_tree [INFO] tweaked toml for git repo https://github.com/dmidem/merkle_tree written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dmidem/merkle_tree already has a lockfile, it will not be regenerated [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] 60ddf27e5a09ddcc16a0dad0344ceb8214f61cb5d2fc607f61a1ce628e8285b9 [INFO] running `Command { std: "docker" "start" "-a" "60ddf27e5a09ddcc16a0dad0344ceb8214f61cb5d2fc607f61a1ce628e8285b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60ddf27e5a09ddcc16a0dad0344ceb8214f61cb5d2fc607f61a1ce628e8285b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60ddf27e5a09ddcc16a0dad0344ceb8214f61cb5d2fc607f61a1ce628e8285b9", kill_on_drop: false }` [INFO] [stdout] 60ddf27e5a09ddcc16a0dad0344ceb8214f61cb5d2fc607f61a1ce628e8285b9 [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] aee08bd2f232a4239882c69fbd17b8c4a8d0d019b724f3185f06456ba6b3efcf [INFO] running `Command { std: "docker" "start" "-a" "aee08bd2f232a4239882c69fbd17b8c4a8d0d019b724f3185f06456ba6b3efcf", kill_on_drop: false }` [INFO] [stderr] Checking merkle_tree 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/tree.rs:122:35 [INFO] [stdout] | [INFO] [stdout] 117 | pub fn from_hash_items(hash_items: Items) -> Self [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 122 | Self::try_from_hash_items(hash_items.into_iter().map(Ok::<_, ()>)).unwrap() [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/tree.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn try_from_data_items(data_items: Items) -> Result [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 132 | / data_items [INFO] [stdout] 133 | | .into_iter() [INFO] [stdout] 134 | | .map(|data| data.map(|data| Hasher::hash(data.as_ref()))), [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/tree.rs:144:35 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn from_data_items(data_items: Items) -> Self [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 144 | Self::try_from_data_items(data_items.into_iter().map(Ok::<_, ()>)).unwrap() [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 `merkle_tree` (lib) due to 4 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/tree.rs:122:35 [INFO] [stdout] | [INFO] [stdout] 117 | pub fn from_hash_items(hash_items: Items) -> Self [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 122 | Self::try_from_hash_items(hash_items.into_iter().map(Ok::<_, ()>)).unwrap() [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/tree.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn try_from_data_items(data_items: Items) -> Result [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 132 | / data_items [INFO] [stdout] 133 | | .into_iter() [INFO] [stdout] 134 | | .map(|data| data.map(|data| Hasher::hash(data.as_ref()))), [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/tree.rs:144:35 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn from_data_items(data_items: Items) -> Self [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 144 | Self::try_from_data_items(data_items.into_iter().map(Ok::<_, ()>)).unwrap() [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 `merkle_tree` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "aee08bd2f232a4239882c69fbd17b8c4a8d0d019b724f3185f06456ba6b3efcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aee08bd2f232a4239882c69fbd17b8c4a8d0d019b724f3185f06456ba6b3efcf", kill_on_drop: false }` [INFO] [stdout] aee08bd2f232a4239882c69fbd17b8c4a8d0d019b724f3185f06456ba6b3efcf