[INFO] fetching crate flaky-finder 0.2.22... [INFO] checking flaky-finder-0.2.22 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate flaky-finder 0.2.22 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate flaky-finder 0.2.22 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 flaky-finder 0.2.22 [INFO] finished tweaking crates.io crate flaky-finder 0.2.22 [INFO] tweaked toml for crates.io crate flaky-finder 0.2.22 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate flaky-finder 0.2.22 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] 8ed96ef04da0de5fe0f2fd12f609615a0b7c3f82a1fdb5eaea36cc328335ab45 [INFO] running `Command { std: "docker" "start" "-a" "8ed96ef04da0de5fe0f2fd12f609615a0b7c3f82a1fdb5eaea36cc328335ab45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ed96ef04da0de5fe0f2fd12f609615a0b7c3f82a1fdb5eaea36cc328335ab45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ed96ef04da0de5fe0f2fd12f609615a0b7c3f82a1fdb5eaea36cc328335ab45", kill_on_drop: false }` [INFO] [stdout] 8ed96ef04da0de5fe0f2fd12f609615a0b7c3f82a1fdb5eaea36cc328335ab45 [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] d7535cf62a94af6f5084e27617a1add7305fa8fd0db1663fe3abd380ee5bd85d [INFO] running `Command { std: "docker" "start" "-a" "d7535cf62a94af6f5084e27617a1add7305fa8fd0db1663fe3abd380ee5bd85d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking console v0.9.0 [INFO] [stderr] Checking indicatif v0.12.0 [INFO] [stderr] Checking flaky-finder v0.2.22 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `exit_status` is never read [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub(crate) struct FlakyFinder { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | exit_status: Option, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FlakyFinder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/error.rs:14:26 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn new(kind: ErrorKind) -> Self { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 14 | FlakyFinderError(Box::new(kind)) [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/error.rs:83:31 [INFO] [stdout] | [INFO] [stdout] 82 | fn from(err: io::Error) -> Self { [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 83 | FlakyFinderError::new(ErrorKind::Io(err)) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `exit_status` is never read [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub(crate) struct FlakyFinder { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | exit_status: Option, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FlakyFinder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/error.rs:14:26 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn new(kind: ErrorKind) -> Self { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 14 | FlakyFinderError(Box::new(kind)) [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/error.rs:83:31 [INFO] [stdout] | [INFO] [stdout] 82 | fn from(err: io::Error) -> Self { [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 83 | FlakyFinderError::new(ErrorKind::Io(err)) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `flaky-finder` (bin "flaky-finder") due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `flaky-finder` (bin "flaky-finder" test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "d7535cf62a94af6f5084e27617a1add7305fa8fd0db1663fe3abd380ee5bd85d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7535cf62a94af6f5084e27617a1add7305fa8fd0db1663fe3abd380ee5bd85d", kill_on_drop: false }` [INFO] [stdout] d7535cf62a94af6f5084e27617a1add7305fa8fd0db1663fe3abd380ee5bd85d