[INFO] fetching crate ff-find 0.24.11... [INFO] checking ff-find-0.24.11 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate ff-find 0.24.11 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate ff-find 0.24.11 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 ff-find 0.24.11 [INFO] finished tweaking crates.io crate ff-find 0.24.11 [INFO] tweaked toml for crates.io crate ff-find 0.24.11 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate ff-find 0.24.11 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e9973db5643fb1a6d9b6a7bf58ea8c64cccb2bfeb0cbe9d24ad117ed4ec29ccd [INFO] running `Command { std: "docker" "start" "-a" "e9973db5643fb1a6d9b6a7bf58ea8c64cccb2bfeb0cbe9d24ad117ed4ec29ccd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e9973db5643fb1a6d9b6a7bf58ea8c64cccb2bfeb0cbe9d24ad117ed4ec29ccd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9973db5643fb1a6d9b6a7bf58ea8c64cccb2bfeb0cbe9d24ad117ed4ec29ccd", kill_on_drop: false }` [INFO] [stdout] e9973db5643fb1a6d9b6a7bf58ea8c64cccb2bfeb0cbe9d24ad117ed4ec29ccd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3de6f8df73f055c411454b8921a163314849f1a95242aa701db4a0004998bb4d [INFO] running `Command { std: "docker" "start" "-a" "3de6f8df73f055c411454b8921a163314849f1a95242aa701db4a0004998bb4d", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking arc-swap v0.4.3 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking bstr v0.2.8 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking diff v0.1.11 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking signal-hook-registry v1.1.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking signal-hook v0.1.10 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking globset v0.4.4 [INFO] [stderr] Checking ignore v0.4.10 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling ff-find v0.24.11 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `pat` is never read [INFO] [stdout] --> src/globset/src/glob.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 108 | pub struct GlobMatcher { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 109 | /// The underlying pattern. [INFO] [stdout] 110 | pat: Glob, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GlobMatcher` has derived impls for the traits `Debug` and `Clone`, but these are 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/globset/src/lib.rs:277:5 [INFO] [stdout] | [INFO] [stdout] 275 | fn new_regex_set(pats: I) -> Result [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 276 | where S: AsRef, I: IntoIterator { [INFO] [stdout] 277 | RegexSet::new(pats).map_err(|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] = 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/globset/src/lib.rs:835:12 [INFO] [stdout] | [INFO] [stdout] 827 | let mut exts = HashMap::with_hasher(Fnv::default()); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 835 | Ok(RequiredExtensionStrategy(exts)) [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 `ff-find` (lib) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `pat` is never read [INFO] [stdout] --> src/globset/src/glob.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 108 | pub struct GlobMatcher { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 109 | /// The underlying pattern. [INFO] [stdout] 110 | pat: Glob, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GlobMatcher` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pat` is never read [INFO] [stdout] --> src/globset/src/glob.rs:134:5 [INFO] [stdout] | [INFO] [stdout] 130 | struct GlobStrategic { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 134 | pat: Glob, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GlobStrategic` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [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/globset/src/lib.rs:277:5 [INFO] [stdout] | [INFO] [stdout] 275 | fn new_regex_set(pats: I) -> Result [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 276 | where S: AsRef, I: IntoIterator { [INFO] [stdout] 277 | RegexSet::new(pats).map_err(|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] = 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/globset/src/lib.rs:835:12 [INFO] [stdout] | [INFO] [stdout] 827 | let mut exts = HashMap::with_hasher(Fnv::default()); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 835 | Ok(RequiredExtensionStrategy(exts)) [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ff-find` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3de6f8df73f055c411454b8921a163314849f1a95242aa701db4a0004998bb4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3de6f8df73f055c411454b8921a163314849f1a95242aa701db4a0004998bb4d", kill_on_drop: false }` [INFO] [stdout] 3de6f8df73f055c411454b8921a163314849f1a95242aa701db4a0004998bb4d