[INFO] cloning repository https://github.com/OriginCode/arcqueue-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OriginCode/arcqueue-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOriginCode%2Farcqueue-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOriginCode%2Farcqueue-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4b640d5089c07237f292a72ce95f86b6630ef1f
[INFO] checking OriginCode/arcqueue-server/d4b640d5089c07237f292a72ce95f86b6630ef1f against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOriginCode%2Farcqueue-server" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OriginCode/arcqueue-server 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 git repo https://github.com/OriginCode/arcqueue-server
[INFO] finished tweaking git repo https://github.com/OriginCode/arcqueue-server
[INFO] tweaked toml for git repo https://github.com/OriginCode/arcqueue-server written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/OriginCode/arcqueue-server 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] db3d69257e8678574df27e42bcad9e708c7004ca1cd47df6b3277ae192e8b864
[INFO] running `Command { std: "docker" "start" "-a" "db3d69257e8678574df27e42bcad9e708c7004ca1cd47df6b3277ae192e8b864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db3d69257e8678574df27e42bcad9e708c7004ca1cd47df6b3277ae192e8b864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3d69257e8678574df27e42bcad9e708c7004ca1cd47df6b3277ae192e8b864", kill_on_drop: false }`
[INFO] [stdout] db3d69257e8678574df27e42bcad9e708c7004ca1cd47df6b3277ae192e8b864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b38f4ef9093544b9c91b41f28cba3c7b023b03a22f9d29753cad5ce708ea8101
[INFO] running `Command { std: "docker" "start" "-a" "b38f4ef9093544b9c91b41f28cba3c7b023b03a22f9d29753cad5ce708ea8101", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling cc v1.0.96
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]    Compiling finl_unicode v1.2.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]     Checking local-waker v0.1.4
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling hex v0.4.3
[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/c387b04bf028733cd561d62128c8a5eee4bc1458/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.60/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=a88c16d8089af2f9 -C extra-filename=-a88c16d8089af2f9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-74e0063a7fec9451.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b5a2fb2711d77956.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" "b38f4ef9093544b9c91b41f28cba3c7b023b03a22f9d29753cad5ce708ea8101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38f4ef9093544b9c91b41f28cba3c7b023b03a22f9d29753cad5ce708ea8101", kill_on_drop: false }`
[INFO] [stdout] b38f4ef9093544b9c91b41f28cba3c7b023b03a22f9d29753cad5ce708ea8101