[INFO] fetching crate gear-subxt 0.29.0...
[INFO] documenting gear-subxt-0.29.0 against beta-2023-07-23 for beta-1.72-rustdoc-1
[INFO] extracting crate gear-subxt 0.29.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate gear-subxt 0.29.0 on toolchain beta-2023-07-23
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-07-23" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gear-subxt 0.29.0
[INFO] finished tweaking crates.io crate gear-subxt 0.29.0
[INFO] tweaked toml for crates.io crate gear-subxt 0.29.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate gear-subxt 0.29.0 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" "+beta-2023-07-23" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-07-23" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54065e2fcc3262f7fbf3b9aa26a33293485785302d68c882493429e6f4c3f3d8
[INFO] running `Command { std: "docker" "start" "-a" "54065e2fcc3262f7fbf3b9aa26a33293485785302d68c882493429e6f4c3f3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54065e2fcc3262f7fbf3b9aa26a33293485785302d68c882493429e6f4c3f3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54065e2fcc3262f7fbf3b9aa26a33293485785302d68c882493429e6f4c3f3d8", kill_on_drop: false }`
[INFO] [stdout] 54065e2fcc3262f7fbf3b9aa26a33293485785302d68c882493429e6f4c3f3d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-07-23" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f35e143886eebae7354d7f08e4fadd34c7a69a074bae49a4e3bf6555a9467074
[INFO] running `Command { std: "docker" "start" "-a" "f35e143886eebae7354d7f08e4fadd34c7a69a074bae49a4e3bf6555a9467074", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling once_cell v1.17.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking sp-std v8.0.0
[INFO] [stderr]    Compiling target-lexicon v0.12.7
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling rustix v0.36.14
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling wasmtime-runtime v8.0.1
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling toml_edit v0.19.10
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking wasmtime-jit-debug v8.0.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]     Checking wasmtime-asm-macros v8.0.1
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling ref-cast v1.0.16
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking wasmtime-jit-icache-coherence v8.0.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling wasmtime v8.0.1
[INFO] [stderr]    Compiling regex v1.8.4
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking memfd v0.6.3
[INFO] [stderr]    Compiling secp256k1-sys v0.6.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking hash-db v0.16.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking constant_time_eq v0.2.5
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking blake2b_simd v1.0.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling libsecp256k1 v0.7.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling http v0.2.9
[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/beta-2023-07-23-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/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="fold"' --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=d33ebda3a3b27811 -C extra-filename=-d33ebda3a3b27811 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-432636c71452bf9d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-648278a5007baa85.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-2b66ce0426973dba.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" "f35e143886eebae7354d7f08e4fadd34c7a69a074bae49a4e3bf6555a9467074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f35e143886eebae7354d7f08e4fadd34c7a69a074bae49a4e3bf6555a9467074", kill_on_drop: false }`
[INFO] [stdout] f35e143886eebae7354d7f08e4fadd34c7a69a074bae49a4e3bf6555a9467074