[INFO] updating cached repository https://github.com/Dophin2009/regexp2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97f1d7fa458059d7f4c007bedbce8e7efbd0533a
[INFO] checking Dophin2009/regexp2/97f1d7fa458059d7f4c007bedbce8e7efbd0533a against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDophin2009%2Fregexp2" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dophin2009/regexp2 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dophin2009/regexp2
[INFO] finished tweaking git repo https://github.com/Dophin2009/regexp2
[INFO] tweaked toml for git repo https://github.com/Dophin2009/regexp2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding bitmaps v2.1.0 (available: v3.2.1)
[INFO] [stderr]       Adding sized-chunks v0.6.5 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dca63a005585b6321e79c0f8aa44814ce6801ba0df55c482250ee8f28daff7bc
[INFO] running `Command { std: "docker" "start" "-a" "dca63a005585b6321e79c0f8aa44814ce6801ba0df55c482250ee8f28daff7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dca63a005585b6321e79c0f8aa44814ce6801ba0df55c482250ee8f28daff7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca63a005585b6321e79c0f8aa44814ce6801ba0df55c482250ee8f28daff7bc", kill_on_drop: false }`
[INFO] [stdout] dca63a005585b6321e79c0f8aa44814ce6801ba0df55c482250ee8f28daff7bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c79222e9e9c8dbabba090ea7852a10b0837864bdb19f244a1a49e706e222266
[INFO] running `Command { std: "docker" "start" "-a" "6c79222e9e9c8dbabba090ea7852a10b0837864bdb19f244a1a49e706e222266", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking automata v0.1.0 (/opt/rustwide/workdir/automata)
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]     Checking regexp2 v0.1.0 (/opt/rustwide/workdir/regexp2)
[INFO] [stdout] error: this value of type `NFA<T>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> regexp2/src/parser.rs:659:33
[INFO] [stdout]     |
[INFO] [stdout] 658 |         fn handle_plus(&mut self, lhs: Self::Output) -> Self::Output {
[INFO] [stdout]     |                                   --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 659 |             NFA::concatenation(&NFA::kleene_star(&lhs), &lhs)
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regexp2` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this value of type `NFA<T>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> regexp2/src/parser.rs:659:33
[INFO] [stdout]     |
[INFO] [stdout] 658 |         fn handle_plus(&mut self, lhs: Self::Output) -> Self::Output {
[INFO] [stdout]     |                                   --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 659 |             NFA::concatenation(&NFA::kleene_star(&lhs), &lhs)
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regexp2` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6c79222e9e9c8dbabba090ea7852a10b0837864bdb19f244a1a49e706e222266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c79222e9e9c8dbabba090ea7852a10b0837864bdb19f244a1a49e706e222266", kill_on_drop: false }`
[INFO] [stdout] 6c79222e9e9c8dbabba090ea7852a10b0837864bdb19f244a1a49e706e222266