[INFO] fetching crate ultimate 0.1.0...
[INFO] checking ultimate-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate ultimate 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate ultimate 0.1.0 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 ultimate 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ultimate 0.1.0
[INFO] tweaked toml for crates.io crate ultimate 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate ultimate 0.1.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 090d79ba0d0e66d7bcf786818fa83fb9cc3b97eb72642e130e2d91bd5a530416
[INFO] running `Command { std: "docker" "start" "-a" "090d79ba0d0e66d7bcf786818fa83fb9cc3b97eb72642e130e2d91bd5a530416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "090d79ba0d0e66d7bcf786818fa83fb9cc3b97eb72642e130e2d91bd5a530416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090d79ba0d0e66d7bcf786818fa83fb9cc3b97eb72642e130e2d91bd5a530416", kill_on_drop: false }`
[INFO] [stdout] 090d79ba0d0e66d7bcf786818fa83fb9cc3b97eb72642e130e2d91bd5a530416
[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] 449a86338efac74139e2374618e4d86c15b2612dfe594c075eb5582b0c4871d4
[INFO] running `Command { std: "docker" "start" "-a" "449a86338efac74139e2374618e4d86c15b2612dfe594c075eb5582b0c4871d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling rust_decimal v1.35.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling serde_json v1.0.121
[INFO] [stderr]    Compiling bytes v1.6.1
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling mio v1.0.1
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling tokio v1.39.2
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling unicode-properties v0.1.1
[INFO] [stderr]    Compiling uuid v1.10.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling sqlformat v0.2.4
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling whoami v1.5.1
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]     Checking winnow v0.6.16
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]     Checking tracing-log v0.2.0
[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-2.0.72/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="visit-mut"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=b10b9799a98ae2e7 -C extra-filename=-b10b9799a98ae2e7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-999306cb2722a44d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-588522ccb60d1420.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" "449a86338efac74139e2374618e4d86c15b2612dfe594c075eb5582b0c4871d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449a86338efac74139e2374618e4d86c15b2612dfe594c075eb5582b0c4871d4", kill_on_drop: false }`
[INFO] [stdout] 449a86338efac74139e2374618e4d86c15b2612dfe594c075eb5582b0c4871d4