[INFO] cloning repository https://github.com/DouglasNtz/Heap_sort [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DouglasNtz/Heap_sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDouglasNtz%2FHeap_sort", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDouglasNtz%2FHeap_sort'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7f54526a108fb6dbeaebf242f329a274a79090a2 [INFO] checking DouglasNtz/Heap_sort/7f54526a108fb6dbeaebf242f329a274a79090a2 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%2FDouglasNtz%2FHeap_sort" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DouglasNtz/Heap_sort 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/DouglasNtz/Heap_sort [INFO] finished tweaking git repo https://github.com/DouglasNtz/Heap_sort [INFO] tweaked toml for git repo https://github.com/DouglasNtz/Heap_sort written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/DouglasNtz/Heap_sort 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-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] dc8ce356046e230a0854c62ed867c401ae1b6f3c24fa084979a9a1c72ca5be71 [INFO] running `Command { std: "docker" "start" "-a" "dc8ce356046e230a0854c62ed867c401ae1b6f3c24fa084979a9a1c72ca5be71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc8ce356046e230a0854c62ed867c401ae1b6f3c24fa084979a9a1c72ca5be71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc8ce356046e230a0854c62ed867c401ae1b6f3c24fa084979a9a1c72ca5be71", kill_on_drop: false }` [INFO] [stdout] dc8ce356046e230a0854c62ed867c401ae1b6f3c24fa084979a9a1c72ca5be71 [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] dafeeb502e901bcaddf19d012dd60d972c2de1acbc72f04f008ab03bb9d5cbc7 [INFO] running `Command { std: "docker" "start" "-a" "dafeeb502e901bcaddf19d012dd60d972c2de1acbc72f04f008ab03bb9d5cbc7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling zerocopy v0.8.0-alpha.6 [INFO] [stderr] Checking getrandom v0.2.14 [INFO] [stderr] Checking rand_core v0.9.0-alpha.1 [INFO] [stderr] Checking rand_chacha v0.9.0-alpha.1 [INFO] [stderr] Checking rand v0.9.0-alpha.1 [INFO] [stderr] Checking Heap_sort v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/tests.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use super::MaxHeap::{self, *}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut indices = 2..=nodes.len(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | let mut indices = 1..=(elements.len()/2); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | let mut indices = 1..=(elements.len()/2); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tests.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let mut elements = vec![5,9,10,12,1,0,9,8,1,2,3,14]; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut indices = 2..=nodes.len(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `TreeNode` is more private than the item `MaxHeap::NotEmpty::0` [INFO] [stdout] --> src/lib.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 14 | NotEmpty(Box>) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ field `MaxHeap::NotEmpty::0` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `TreeNode` is only usable at visibility `pub(crate)` [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | struct TreeNode { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Heap_sort` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `heap_sort` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [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:44:14 [INFO] [stdout] | [INFO] [stdout] 21 | let mut nodes = Vec::new(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 42 | let root = nodes[0].take().unwrap(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 43 | [INFO] [stdout] 44 | NotEmpty(Box::new(root)) [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] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | let mut indices = 1..=(elements.len()/2); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | let mut indices = 1..=(elements.len()/2); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `TreeNode` is more private than the item `MaxHeap::NotEmpty::0` [INFO] [stdout] --> src/lib.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 14 | NotEmpty(Box>) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ field `MaxHeap::NotEmpty::0` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `TreeNode` is only usable at visibility `pub(crate)` [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | struct TreeNode { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [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:44:14 [INFO] [stdout] | [INFO] [stdout] 21 | let mut nodes = Vec::new(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 42 | let root = nodes[0].take().unwrap(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 43 | [INFO] [stdout] 44 | NotEmpty(Box::new(root)) [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] [stderr] error: could not compile `Heap_sort` (lib) due to 2 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Heap_sort` (lib test) due to 2 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "dafeeb502e901bcaddf19d012dd60d972c2de1acbc72f04f008ab03bb9d5cbc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dafeeb502e901bcaddf19d012dd60d972c2de1acbc72f04f008ab03bb9d5cbc7", kill_on_drop: false }` [INFO] [stdout] dafeeb502e901bcaddf19d012dd60d972c2de1acbc72f04f008ab03bb9d5cbc7