[INFO] fetching crate numbat 1.13.0...
[INFO] checking numbat-1.13.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate numbat 1.13.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate numbat 1.13.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate numbat 1.13.0
[INFO] finished tweaking crates.io crate numbat 1.13.0
[INFO] tweaked toml for crates.io crate numbat 1.13.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate numbat 1.13.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea32e8f6d2a045d11fcf4030088e2df17d0e2cc8d37d18e076b2f6b450ceb5cd
[INFO] running `Command { std: "docker" "start" "-a" "ea32e8f6d2a045d11fcf4030088e2df17d0e2cc8d37d18e076b2f6b450ceb5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea32e8f6d2a045d11fcf4030088e2df17d0e2cc8d37d18e076b2f6b450ceb5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea32e8f6d2a045d11fcf4030088e2df17d0e2cc8d37d18e076b2f6b450ceb5cd", kill_on_drop: false }`
[INFO] [stdout] ea32e8f6d2a045d11fcf4030088e2df17d0e2cc8d37d18e076b2f6b450ceb5cd
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ac59c32074843b5a3e20127b0f600a0dee437ec43cc3a03f8b64e00493b06eb
[INFO] running `Command { std: "docker" "start" "-a" "1ac59c32074843b5a3e20127b0f600a0dee437ec43cc3a03f8b64e00493b06eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.104
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]     Checking tinyvec v1.6.1
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking rustls-pki-types v1.7.0
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling ryu_floating_decimal v0.1.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking subtle v2.6.1
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[INFO] [stderr]    Compiling shellexpand v3.1.0
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[INFO] [stderr]     Checking webpki-roots v0.26.3
[INFO] [stderr]     Checking rand_core v0.6.4
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[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]    Compiling rust-embed-utils v8.4.0
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]     Checking clap_lex v0.7.1
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]     Checking clap_builder v4.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling rust-embed-impl v8.4.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking plotters-svg v0.3.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking cast v0.3.0
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[INFO] [stderr]     Checking unicode-segmentation v1.11.0
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[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking num-rational v0.4.2
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[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking pretty_dtoa v0.3.0
[INFO] [stderr]     Checking rust-embed v8.4.0
[INFO] [stderr]     Checking plotters v0.3.6
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking strfmt v0.2.4
[INFO] [stderr]     Checking rustls-webpki v0.102.4
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking jiff v0.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking mendeleev v0.8.1
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking insta v1.39.0
[INFO] [stderr]     Checking attohttpc v0.27.0
[INFO] [stderr]     Checking numbat-exchange-rates v0.5.0
[INFO] [stderr]     Checking numbat v1.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stdout] error: this value of type `Option<Value>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/ffi/lists.rs:16:26
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn head(mut args: Args) -> Result<Value> {
[INFO] [stdout]    |             -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 16 |     if let Some(first) = list.head() {
[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] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `numbat` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1ac59c32074843b5a3e20127b0f600a0dee437ec43cc3a03f8b64e00493b06eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac59c32074843b5a3e20127b0f600a0dee437ec43cc3a03f8b64e00493b06eb", kill_on_drop: false }`
[INFO] [stdout] 1ac59c32074843b5a3e20127b0f600a0dee437ec43cc3a03f8b64e00493b06eb