[INFO] updating cached repository https://github.com/Pavel7004/expert-system
[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] defad27ba627f9fd7b91850a9ef60164e0772263
[INFO] checking Pavel7004/expert-system/defad27ba627f9fd7b91850a9ef60164e0772263 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPavel7004%2Fexpert-system" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pavel7004/expert-system 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 git repo https://github.com/Pavel7004/expert-system
[INFO] finished tweaking git repo https://github.com/Pavel7004/expert-system
[INFO] tweaked toml for git repo https://github.com/Pavel7004/expert-system written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Pavel7004/expert-system 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0a6b8dedd377112f610905a0b347c11861bda6c1264221604e24460b19b0059c
[INFO] running `Command { std: "docker" "start" "-a" "0a6b8dedd377112f610905a0b347c11861bda6c1264221604e24460b19b0059c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a6b8dedd377112f610905a0b347c11861bda6c1264221604e24460b19b0059c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6b8dedd377112f610905a0b347c11861bda6c1264221604e24460b19b0059c", kill_on_drop: false }`
[INFO] [stdout] 0a6b8dedd377112f610905a0b347c11861bda6c1264221604e24460b19b0059c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9bdc51df5eee53a66839356ffe352066c8ca5d4b0a344bb7303c29bc2ed3ea7e
[INFO] running `Command { std: "docker" "start" "-a" "9bdc51df5eee53a66839356ffe352066c8ca5d4b0a344bb7303c29bc2ed3ea7e", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking libloading v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling wayland-sys v0.31.1
[INFO] [stderr]    Compiling cc v1.0.88
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling ahash v0.8.10
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking raw-window-handle v0.6.0
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking ttf-parser v0.20.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling palette v0.7.5
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking smol_str v0.2.1
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking xxhash-rust v0.8.10
[INFO] [stderr]     Checking font-types v0.4.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking as-raw-xcb-connection v1.0.1
[INFO] [stderr]     Checking glam v0.25.0
[INFO] [stderr]     Checking roxmltree v0.19.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking web-time v0.2.4
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking read-fonts v0.15.6
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking unicode-properties v0.1.1
[INFO] [stderr]     Checking x11rb-protocol v0.13.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking unicode-script v0.5.6
[INFO] [stderr]     Checking yazi v0.1.6
[INFO] [stderr]     Checking fontconfig-parser v0.5.6
[INFO] [stderr]    Compiling khronos-egl v6.0.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling wayland-scanner v0.31.1
[INFO] [stderr]     Checking ttf-parser v0.19.2
[INFO] [stderr]    Compiling ash v0.37.3+1.3.251
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]     Checking zeno v0.2.3
[INFO] [stderr]     Checking unicode-ccc v0.1.2
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling wayland-backend v0.3.3
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking memmap2 v0.8.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]    Compiling indexmap v2.2.5
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking event-listener v5.2.0
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]    Compiling wgpu-hal v0.19.2
[INFO] [stderr]     Checking gpu-alloc-types v0.3.0
[INFO] [stderr]     Checking spirv v0.3.0+sdk-1.3.268.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.2
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking sys-locale v0.3.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]    Compiling drm-sys v0.6.1
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking xkeysym v0.2.0
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking xcursor v0.3.5
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]     Checking self_cell v1.0.3
[INFO] [stderr]     Checking cursor-icon v1.1.0
[INFO] [stderr]     Checking rangemap v1.5.1
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4d98531622e1718ae0bc3c7a1ab9cd8938428452/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.52/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=6ead46ffab0de893 -C extra-filename=-6ead46ffab0de893 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6b6a52a206917441.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e3e2745b1c1d8733.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b828347d8713ecd.rmeta --cap-lints allow --cap-lints=forbid -Dtail_expr_drop_order` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9bdc51df5eee53a66839356ffe352066c8ca5d4b0a344bb7303c29bc2ed3ea7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bdc51df5eee53a66839356ffe352066c8ca5d4b0a344bb7303c29bc2ed3ea7e", kill_on_drop: false }`
[INFO] [stdout] 9bdc51df5eee53a66839356ffe352066c8ca5d4b0a344bb7303c29bc2ed3ea7e