[INFO] cloning repository https://github.com/liberland/liberland_substrate [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liberland/liberland_substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliberland%2Fliberland_substrate", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliberland%2Fliberland_substrate'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a522391d765df07677c18ebfe40f487b4d235085 [INFO] documenting liberland/liberland_substrate against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliberland%2Fliberland_substrate" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/liberland/liberland_substrate on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-13/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/liberland/liberland_substrate [INFO] finished tweaking git repo https://github.com/liberland/liberland_substrate [INFO] tweaked toml for git repo https://github.com/liberland/liberland_substrate written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/liberland/liberland_substrate already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap_complete v3.1.4 [INFO] [stderr] Downloaded wat v1.0.42 [INFO] [stderr] Downloaded wast v40.0.0 [INFO] [stderr] Downloaded group v0.11.0 [INFO] [stderr] Downloaded predicates v2.1.1 [INFO] [stderr] Downloaded assert_cmd v2.0.4 [INFO] [stderr] Downloaded ff v0.11.1 [INFO] [stderr] Downloaded k256 v0.10.4 [INFO] [stderr] Downloaded ecdsa v0.13.4 [INFO] [stderr] Downloaded dissimilar v1.0.4 [INFO] [stderr] Downloaded parity-db v0.3.13 [INFO] [stderr] Downloaded syn v1.0.94 [INFO] [stderr] Downloaded camino v1.0.8 [INFO] [stderr] Downloaded dynasm v1.2.3 [INFO] [stderr] Downloaded ed25519 v1.5.0 [INFO] [stderr] Downloaded trie-bench v0.30.0 [INFO] [stderr] Downloaded pretty_assertions v1.2.1 [INFO] [stderr] Downloaded dynasmrt v1.2.3 [INFO] [stderr] Downloaded base16ct v0.1.1 [INFO] [stderr] Downloaded elliptic-curve v0.11.12 [INFO] [stderr] Downloaded trybuild v1.0.61 [INFO] [stderr] Downloaded sec1 v0.2.1 [INFO] [stderr] Downloaded ss58-registry v1.18.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b13dd6f1c21c982e1e51241f6afa6e705ab60ed2a495f71847d5e43370b888f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3b13dd6f1c21c982e1e51241f6afa6e705ab60ed2a495f71847d5e43370b888f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b13dd6f1c21c982e1e51241f6afa6e705ab60ed2a495f71847d5e43370b888f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b13dd6f1c21c982e1e51241f6afa6e705ab60ed2a495f71847d5e43370b888f", kill_on_drop: false }` [INFO] [stdout] 3b13dd6f1c21c982e1e51241f6afa6e705ab60ed2a495f71847d5e43370b888f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87b40e8dd3ea464d0eba52d6685d3d6c37a918109fcf8cddc81ea0cb4b0f77c7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "87b40e8dd3ea464d0eba52d6685d3d6c37a918109fcf8cddc81ea0cb4b0f77c7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling syn v1.0.94 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling libm v0.2.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling ref-cast v1.0.7 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling arrayvec v0.7.2 [INFO] [stderr] Checking sp-std v4.0.0 (/opt/rustwide/workdir/primitives/std) [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Checking hash-db v0.15.2 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling futures-io v0.3.21 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Compiling sc-executor-wasmtime v0.10.0-dev (/opt/rustwide/workdir/client/executor/wasmtime) [INFO] [stderr] Compiling arrayref v0.3.6 [INFO] [stderr] Compiling signature v1.4.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling rustc-hex v2.1.0 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling parity-wasm v0.42.2 [INFO] [stderr] Checking base-x v0.2.10 [INFO] [stderr] Compiling memory_units v0.3.0 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling downcast-rs v1.2.0 [INFO] [stderr] Compiling environmental v1.1.3 [INFO] [stderr] Compiling dyn-clone v1.0.5 [INFO] [stderr] Compiling base58 v0.2.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking sha1_smol v1.0.0 [INFO] [stderr] Compiling futures-timer v3.0.2 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling camino v1.0.8 [INFO] [stderr] Compiling asn1_der v0.7.5 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling cache-padded v1.2.0 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling async-task v4.2.0 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling scoped-tls v1.0.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling match_cfg v0.1.0 [INFO] [stderr] Compiling nohash-hasher v0.2.0 [INFO] [stderr] Compiling rustls v0.20.4 [INFO] [stderr] Compiling dtoa v0.4.8 [INFO] [stderr] Compiling parity-send-wrapper v0.1.0 [INFO] [stderr] Compiling bimap v0.6.2 [INFO] [stderr] Compiling hex_fmt v0.3.0 [INFO] [stderr] Checking unicode-xid v0.2.3 [INFO] [stderr] Compiling unsigned-varint v0.5.1 [INFO] [stderr] Compiling sc-consensus-slots v0.10.0-dev (/opt/rustwide/workdir/client/consensus/slots) [INFO] [stderr] Compiling ip_network v0.4.1 [INFO] [stderr] Compiling retain_mut v0.1.7 [INFO] [stderr] Compiling honggfuzz v0.5.54 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling hex-literal v0.3.4 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling tt-call v1.0.8 [INFO] [stderr] Checking arbitrary v1.1.0 [INFO] [stderr] Compiling quick-error v2.0.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking base16ct v0.1.1 [INFO] [stderr] Compiling trybuild v1.0.61 [INFO] [stderr] Compiling chain-spec-builder v2.0.0 (/opt/rustwide/workdir/bin/utils/chain-spec-builder) [INFO] [stderr] Checking diff v0.1.12 [INFO] [stderr] Checking fs_extra v1.2.0 [INFO] [stderr] Documenting substrate-test-utils-test-crate v0.1.0 (/opt/rustwide/workdir/test-utils/test-crate) [INFO] [stderr] Documenting sp-std v4.0.0 (/opt/rustwide/workdir/primitives/std) [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling tracing-core v0.1.26 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking parity-wasm v0.32.0 [INFO] [stderr] Checking rustls-pemfile v1.0.0 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking blake2b_simd v0.5.11 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Checking trie-root v0.17.0 [INFO] [stderr] Checking ckb-merkle-mountain-range v0.3.2 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling semver v0.6.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Compiling blake2s_simd v0.5.11 [INFO] [stderr] Compiling ed25519 v1.5.0 [INFO] [stderr] Checking dns-parser v0.8.0 [INFO] [stderr] Compiling http v0.2.7 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-lock v2.5.0 [INFO] [stderr] Checking sha1 v0.6.1 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling lru-cache v0.1.2 [INFO] [stderr] Compiling linked_hash_set v0.1.4 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking der v0.5.1 [INFO] [stderr] Compiling matrixmultiply v0.3.2 [INFO] [stderr] Checking pretty_assertions v1.2.1 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling wasmi-validation v0.4.1 [INFO] [stderr] Compiling wasm-instrument v0.1.1 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking crossbeam-utils v0.8.8 [INFO] [stderr] Checking rustls-native-certs v0.6.2 [INFO] [stderr] Compiling cranelift-codegen v0.80.1 [INFO] [stderr] Checking cpp_demangle v0.3.5 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling build-helper v0.1.1 [INFO] [stderr] Compiling snap v1.0.5 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Checking platforms v2.0.0 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling which v4.2.5 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling hostname v0.3.1 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling memmap2 v0.5.3 [INFO] [stderr] Compiling fs-swap v0.2.6 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling memmap2 v0.2.3 [INFO] [stderr] Compiling fdlimit v0.2.1 [INFO] [stderr] Compiling rpassword v5.0.1 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking region v2.2.0 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking errno v0.2.8 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling object v0.28.4 [INFO] [stderr] Compiling nom v7.1.1 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking lock_api v0.4.7 [INFO] [stderr] Compiling atomic v0.5.1 [INFO] [stderr] Compiling uint v0.9.3 [INFO] [stderr] Compiling hash256-std-hasher v0.15.2 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling quicksink v0.1.2 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking blake2-rfc v0.2.18 [INFO] [stderr] Compiling num-format v0.4.0 [INFO] [stderr] Checking rustix v0.31.3 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking spki v0.5.4 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking num-traits v0.2.15 [INFO] [stderr] Compiling clang-sys v1.3.1 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling substrate-build-script-utils v3.0.0 (/opt/rustwide/workdir/utils/build-script-utils) [INFO] [stderr] Compiling ahash v0.7.6 [INFO] [stderr] Documenting substrate-build-script-utils v3.0.0 (/opt/rustwide/workdir/utils/build-script-utils) [INFO] [stderr] Compiling threadpool v1.8.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling prost-build v0.9.0 [INFO] [stderr] Compiling resolv-conf v0.7.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling directories v4.0.1 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking directories-next v2.0.0 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling crypto-mac v0.8.0 [INFO] [stderr] Compiling crypto-mac v0.11.1 [INFO] [stderr] Compiling cipher v0.3.0 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling parking_lot v0.12.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Checking blocking v1.2.0 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling hashbrown v0.12.1 [INFO] [stderr] Compiling node-template v4.0.0-dev (/opt/rustwide/workdir/bin/node-template/node) [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling integer-sqrt v0.1.5 [INFO] [stderr] Compiling num-complex v0.4.1 [INFO] [stderr] Compiling approx v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling cexpr v0.6.0 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking ff v0.11.1 [INFO] [stderr] Checking libsecp256k1-core v0.3.0 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Compiling pbkdf2 v0.8.0 [INFO] [stderr] Compiling hmac v0.11.0 [INFO] [stderr] Compiling hmac v0.8.1 [INFO] [stderr] Compiling pbkdf2 v0.4.0 [INFO] [stderr] Compiling salsa20 v0.9.0 [INFO] [stderr] Compiling snow v0.8.0 [INFO] [stderr] Compiling sha-1 v0.8.2 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking Inflector v0.11.4 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling backtrace v0.3.65 [INFO] [stderr] Compiling secp256k1-sys v0.4.2 [INFO] [stderr] Compiling zstd-sys v1.6.2+zstd.1.5.1 [INFO] [stderr] Compiling wasmtime-runtime v0.33.1 [INFO] [stderr] Compiling psm v0.1.18 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling libz-sys v1.1.6 [INFO] [stderr] Compiling blake3 v0.3.8 [INFO] [stderr] Compiling openssl-sys v0.9.73 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Compiling tikv-jemalloc-sys v0.4.3+5.2.1-patched.2 [INFO] [stderr] Compiling lz4-sys v1.9.3 [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-1.0.94/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --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=c91bb01833514d78 -C extra-filename=-c91bb01833514d78 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-df01abe6ba605c43.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e56de755d651983f.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-e0ba9bd8e9fe9cb5.rmeta --cap-lints allow --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" "87b40e8dd3ea464d0eba52d6685d3d6c37a918109fcf8cddc81ea0cb4b0f77c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87b40e8dd3ea464d0eba52d6685d3d6c37a918109fcf8cddc81ea0cb4b0f77c7", kill_on_drop: false }` [INFO] [stdout] 87b40e8dd3ea464d0eba52d6685d3d6c37a918109fcf8cddc81ea0cb4b0f77c7