[INFO] cloning repository https://github.com/pfcoder/x-gpu-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pfcoder/x-gpu-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfcoder%2Fx-gpu-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfcoder%2Fx-gpu-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e1050d151ad7105bc6d18d27cf60b8cd7858fd9
[INFO] documenting pfcoder/x-gpu-backend against beta-2022-09-25 for beta-1.65-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfcoder%2Fx-gpu-backend" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pfcoder/x-gpu-backend on toolchain beta-2022-09-25
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pfcoder/x-gpu-backend
[INFO] finished tweaking git repo https://github.com/pfcoder/x-gpu-backend
[INFO] tweaked toml for git repo https://github.com/pfcoder/x-gpu-backend written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/pfcoder/x-gpu-backend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 978c206aadb92ad000979839be46fc993d84ac262216f04f4435bf304c11384a
[INFO] running `Command { std: "docker" "start" "-a" "978c206aadb92ad000979839be46fc993d84ac262216f04f4435bf304c11384a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "978c206aadb92ad000979839be46fc993d84ac262216f04f4435bf304c11384a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "978c206aadb92ad000979839be46fc993d84ac262216f04f4435bf304c11384a", kill_on_drop: false }`
[INFO] [stdout] 978c206aadb92ad000979839be46fc993d84ac262216f04f4435bf304c11384a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c237b0603ad432606550a82455ca915583a980d48da24d48badd1b86d0f63ff0
[INFO] running `Command { std: "docker" "start" "-a" "c237b0603ad432606550a82455ca915583a980d48da24d48badd1b86d0f63ff0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking tracing-core v0.1.23
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.3
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking polyval v0.5.3
[INFO] [stderr]     Checking brotli-decompressor v2.3.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking brotli v3.3.3
[INFO] [stderr]     Checking ghash v0.4.4
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking hdrhistogram v7.5.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking ctr v0.8.0
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking aead v0.4.3
[INFO] [stderr]     Checking time v0.3.7
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling priority-queue v1.2.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.89/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 -C debuginfo=2 --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"' --cfg 'feature="visit-mut"' -C metadata=64bd48fce4eb1b66 -C extra-filename=-64bd48fce4eb1b66 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d43b9eeea9b4257f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a37cf87640723fc1.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-11d097b41f2e60a4.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c237b0603ad432606550a82455ca915583a980d48da24d48badd1b86d0f63ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c237b0603ad432606550a82455ca915583a980d48da24d48badd1b86d0f63ff0", kill_on_drop: false }`
[INFO] [stdout] c237b0603ad432606550a82455ca915583a980d48da24d48badd1b86d0f63ff0