[INFO] cloning repository https://github.com/KSXGitHub/test-io-parallel-theory [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KSXGitHub/test-io-parallel-theory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKSXGitHub%2Ftest-io-parallel-theory", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKSXGitHub%2Ftest-io-parallel-theory'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4047af5c7cb276f7cd590bd0e8a3bb0efed4e76f [INFO] checking KSXGitHub/test-io-parallel-theory/4047af5c7cb276f7cd590bd0e8a3bb0efed4e76f 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%2FKSXGitHub%2Ftest-io-parallel-theory" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/KSXGitHub/test-io-parallel-theory 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/KSXGitHub/test-io-parallel-theory [INFO] finished tweaking git repo https://github.com/KSXGitHub/test-io-parallel-theory [INFO] tweaked toml for git repo https://github.com/KSXGitHub/test-io-parallel-theory written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/KSXGitHub/test-io-parallel-theory 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 37453b74f7328baa8c071a00f9e23ccf4c9831ebd169646365cf2585d37e6b2e [INFO] running `Command { std: "docker" "start" "-a" "37453b74f7328baa8c071a00f9e23ccf4c9831ebd169646365cf2585d37e6b2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "37453b74f7328baa8c071a00f9e23ccf4c9831ebd169646365cf2585d37e6b2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37453b74f7328baa8c071a00f9e23ccf4c9831ebd169646365cf2585d37e6b2e", kill_on_drop: false }` [INFO] [stdout] 37453b74f7328baa8c071a00f9e23ccf4c9831ebd169646365cf2585d37e6b2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4ff49dda5f80afacb0e2b0b5ddbc74dfd387a794cbed597c03d6fbb7ee63dfca [INFO] running `Command { std: "docker" "start" "-a" "4ff49dda5f80afacb0e2b0b5ddbc74dfd387a794cbed597c03d6fbb7ee63dfca", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking pipe-trait v0.4.0 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Checking clap_builder v4.4.8 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Checking clap v4.4.8 [INFO] [stderr] Checking test-io-parallel-theory v0.0.0 (/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/main.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 44 | fn file_serial(dir: PathBuf, fib: impl Fn(u64) -> u64 + Send + Sync) { [INFO] [stdout] | -------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 45 | (0..MAX).map(data(dir, fib)).for_each(proc) [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/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 48 | fn file_parallel(dir: PathBuf, fib: impl Fn(u64) -> u64 + Send + Sync) { [INFO] [stdout] | -------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 49 | (0..MAX).into_par_iter().map(data(dir, fib)).for_each(proc) [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `test-io-parallel-theory` (bin "test-io-parallel-theory" test) due to 3 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/main.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 44 | fn file_serial(dir: PathBuf, fib: impl Fn(u64) -> u64 + Send + Sync) { [INFO] [stdout] | -------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 45 | (0..MAX).map(data(dir, fib)).for_each(proc) [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/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 48 | fn file_parallel(dir: PathBuf, fib: impl Fn(u64) -> u64 + Send + Sync) { [INFO] [stdout] | -------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 49 | (0..MAX).into_par_iter().map(data(dir, fib)).for_each(proc) [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `test-io-parallel-theory` (bin "test-io-parallel-theory") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "4ff49dda5f80afacb0e2b0b5ddbc74dfd387a794cbed597c03d6fbb7ee63dfca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ff49dda5f80afacb0e2b0b5ddbc74dfd387a794cbed597c03d6fbb7ee63dfca", kill_on_drop: false }` [INFO] [stdout] 4ff49dda5f80afacb0e2b0b5ddbc74dfd387a794cbed597c03d6fbb7ee63dfca