[INFO] fetching crate fqgrep 1.0.2... [INFO] checking fqgrep-1.0.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate fqgrep 1.0.2 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate fqgrep 1.0.2 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] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate fqgrep 1.0.2 [INFO] finished tweaking crates.io crate fqgrep 1.0.2 [INFO] tweaked toml for crates.io crate fqgrep 1.0.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate fqgrep 1.0.2 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] 691b6c7f3b015981f82f7fca4c177fc90acb5eb70a7063c14465aa792d137433 [INFO] running `Command { std: "docker" "start" "-a" "691b6c7f3b015981f82f7fca4c177fc90acb5eb70a7063c14465aa792d137433", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "691b6c7f3b015981f82f7fca4c177fc90acb5eb70a7063c14465aa792d137433", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "691b6c7f3b015981f82f7fca4c177fc90acb5eb70a7063c14465aa792d137433", kill_on_drop: false }` [INFO] [stdout] 691b6c7f3b015981f82f7fca4c177fc90acb5eb70a7063c14465aa792d137433 [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] b80565efd7af3256515aa74279eab3771200464aff460afd6d7415c05c0daebb [INFO] running `Command { std: "docker" "start" "-a" "b80565efd7af3256515aa74279eab3771200464aff460afd6d7415c05c0daebb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.42 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling unicode-ident v1.0.2 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling serde_derive v1.0.140 [INFO] [stderr] Compiling serde v1.0.140 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling semver v1.0.12 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling crossbeam-epoch v0.9.10 [INFO] [stderr] Compiling unicode-bidi v0.3.8 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling crossbeam-queue v0.3.6 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking spin v0.9.4 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling anyhow v1.0.58 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Checking wyz v0.5.0 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking core_affinity v0.5.10 [INFO] [stderr] Checking bytes v1.2.1 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Compiling unicode-normalization v0.1.21 [INFO] [stderr] Checking thousands v0.2.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking proglog v0.3.0 [INFO] [stderr] Checking crossbeam v0.8.2 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Compiling cmake v0.1.48 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Compiling libgit2-sys v0.12.26+1.3.0 [INFO] [stderr] Compiling libdeflate-sys v0.7.5 [INFO] [stderr] Compiling libmimalloc-sys v0.1.25 [INFO] [stderr] Compiling libz-sys v1.1.8 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Checking libdeflater v0.7.5 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking mimalloc v0.1.29 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling pin-project-internal v1.0.11 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking pin-project v1.0.11 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking flume v0.10.14 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking flate2 v1.0.24 [INFO] [stderr] Checking gzp v0.9.6 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking seq_io v0.3.1 [INFO] [stderr] Compiling toml v0.5.9 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling rstest v0.12.0 [INFO] [stderr] Checking fgoxide v0.1.3 [INFO] [stderr] Compiling cargo-lock v7.1.0 [INFO] [stderr] Compiling git2 v0.13.25 [INFO] [stderr] Compiling built v0.5.1 [INFO] [stderr] Compiling fqgrep v1.0.2 (/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/lib/mod.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 35 | fn reverse_complement(text: T) -> Vec [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 41 | / text.into_iter() [INFO] [stdout] 42 | | .rev() [INFO] [stdout] 43 | | .map(|a| complement(*a.borrow())) [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/lib/matcher.rs:369:27 [INFO] [stdout] | [INFO] [stdout] 369 | .flat_map(|r| r.regex.find_iter(bases).map(|m| m.range())); [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 `fqgrep` (lib) 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/lib/mod.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 35 | fn reverse_complement(text: T) -> Vec [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 41 | / text.into_iter() [INFO] [stdout] 42 | | .rev() [INFO] [stdout] 43 | | .map(|a| complement(*a.borrow())) [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/lib/matcher.rs:369:27 [INFO] [stdout] | [INFO] [stdout] 369 | .flat_map(|r| r.regex.find_iter(bases).map(|m| m.range())); [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 `fqgrep` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "b80565efd7af3256515aa74279eab3771200464aff460afd6d7415c05c0daebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b80565efd7af3256515aa74279eab3771200464aff460afd6d7415c05c0daebb", kill_on_drop: false }` [INFO] [stdout] b80565efd7af3256515aa74279eab3771200464aff460afd6d7415c05c0daebb