[INFO] cloning repository https://github.com/DSWhiteHat/c_borrow_checker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DSWhiteHat/c_borrow_checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDSWhiteHat%2Fc_borrow_checker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDSWhiteHat%2Fc_borrow_checker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 238f4ecb0984be87b97edcd6ea84168be80f58f3 [INFO] checking DSWhiteHat/c_borrow_checker/238f4ecb0984be87b97edcd6ea84168be80f58f3 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%2FDSWhiteHat%2Fc_borrow_checker" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DSWhiteHat/c_borrow_checker 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/DSWhiteHat/c_borrow_checker [INFO] finished tweaking git repo https://github.com/DSWhiteHat/c_borrow_checker [INFO] tweaked toml for git repo https://github.com/DSWhiteHat/c_borrow_checker written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/DSWhiteHat/c_borrow_checker 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3ea6600b2fe502189b49b2d2213652e4d6ed7caa8e12c190fb6d93fc483094dd [INFO] running `Command { std: "docker" "start" "-a" "3ea6600b2fe502189b49b2d2213652e4d6ed7caa8e12c190fb6d93fc483094dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ea6600b2fe502189b49b2d2213652e4d6ed7caa8e12c190fb6d93fc483094dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ea6600b2fe502189b49b2d2213652e4d6ed7caa8e12c190fb6d93fc483094dd", kill_on_drop: false }` [INFO] [stdout] 3ea6600b2fe502189b49b2d2213652e4d6ed7caa8e12c190fb6d93fc483094dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] daea6fcd8fe46ee2cfd419eaa826adfd5db63350491f3e61880835ef4cda3795 [INFO] running `Command { std: "docker" "start" "-a" "daea6fcd8fe46ee2cfd419eaa826adfd5db63350491f3e61880835ef4cda3795", kill_on_drop: false }` [INFO] [stderr] Checking lang-c v0.15.0 [INFO] [stderr] Checking regex v1.7.2 [INFO] [stderr] Checking c_borrow_checker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `lang_c::loc` [INFO] [stdout] --> src/ast_traversal.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use lang_c::loc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lang_c::loc` [INFO] [stdout] --> src/ast_traversal.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use lang_c::loc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/borrow_checker.rs:796:61 [INFO] [stdout] | [INFO] [stdout] 796 | pub fn announce_if_non_copy_behind_reference(&mut self, name: String, span: &span::Span) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Ownership` and `Reference` are never constructed [INFO] [stdout] --> src/borrow_checker.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub enum PrintType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 11 | Ownership, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 12 | Reference, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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/variable.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn new(name: String, scope: usize, var_type: VarType) -> Self { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 29 | const_refs: HashSet::new(), [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/variable.rs:30:23 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn new(name: String, scope: usize, var_type: VarType) -> Self { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 30 | mut_refs: HashSet::new(), [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] warning: unused variable: `name` [INFO] [stdout] --> src/borrow_checker.rs:796:61 [INFO] [stdout] | [INFO] [stdout] 796 | pub fn announce_if_non_copy_behind_reference(&mut self, name: String, span: &span::Span) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [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 `c_borrow_checker` (bin "c_borrow_checker") due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variants `Ownership` and `Reference` are never constructed [INFO] [stdout] --> src/borrow_checker.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub enum PrintType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 11 | Ownership, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 12 | Reference, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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/variable.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn new(name: String, scope: usize, var_type: VarType) -> Self { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 29 | const_refs: HashSet::new(), [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/variable.rs:30:23 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn new(name: String, scope: usize, var_type: VarType) -> Self { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 30 | mut_refs: HashSet::new(), [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 `c_borrow_checker` (bin "c_borrow_checker" test) due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "daea6fcd8fe46ee2cfd419eaa826adfd5db63350491f3e61880835ef4cda3795", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "daea6fcd8fe46ee2cfd419eaa826adfd5db63350491f3e61880835ef4cda3795", kill_on_drop: false }` [INFO] [stdout] daea6fcd8fe46ee2cfd419eaa826adfd5db63350491f3e61880835ef4cda3795