[INFO] cloning repository https://github.com/tomusdrw/jsonrpc-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomusdrw/jsonrpc-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomusdrw%2Fjsonrpc-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomusdrw%2Fjsonrpc-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e870761e01c3ec4878cbd12ebf899b5b45ebc00
[INFO] testing tomusdrw/jsonrpc-proxy/6e870761e01c3ec4878cbd12ebf899b5b45ebc00 against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomusdrw%2Fjsonrpc-proxy" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomusdrw/jsonrpc-proxy on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tomusdrw/jsonrpc-proxy
[INFO] finished tweaking git repo https://github.com/tomusdrw/jsonrpc-proxy
[INFO] tweaked toml for git repo https://github.com/tomusdrw/jsonrpc-proxy written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tomusdrw/jsonrpc-proxy 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" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonrpc-core v16.0.0
[INFO] [stderr]   Downloaded primitive-types v0.10.0
[INFO] [stderr]   Downloaded scrypt v0.5.0
[INFO] [stderr]   Downloaded parity-crypto v0.8.0
[INFO] [stderr]   Downloaded websocket v0.26.2
[INFO] [stderr]   Downloaded jsonrpc-server-utils v16.0.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.1
[INFO] [stderr]   Downloaded parity-scale-codec v2.0.0
[INFO] [stderr]   Downloaded ethsign v0.8.0
[INFO] [stderr]   Downloaded jsonrpc-http-server v16.0.0
[INFO] [stderr]   Downloaded websocket-base v0.26.1
[INFO] [stderr]   Downloaded bitvec v0.20.1
[INFO] [stderr]   Downloaded jsonrpc-tcp-server v16.0.0
[INFO] [stderr]   Downloaded jsonrpc-ipc-server v16.0.0
[INFO] [stderr]   Downloaded jsonrpc-ws-server v16.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 301066d7cad98e0dc6e0532681ae994db630b0e064e35411aa698dac8056d916
[INFO] running `Command { std: "docker" "start" "-a" "301066d7cad98e0dc6e0532681ae994db630b0e064e35411aa698dac8056d916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "301066d7cad98e0dc6e0532681ae994db630b0e064e35411aa698dac8056d916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "301066d7cad98e0dc6e0532681ae994db630b0e064e35411aa698dac8056d916", kill_on_drop: false }`
[INFO] [stdout] 301066d7cad98e0dc6e0532681ae994db630b0e064e35411aa698dac8056d916
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3408345d6860a97f31429b7376cb0a4b2f1c45cfc8e8f77e78582b4f41ba264e
[INFO] running `Command { std: "docker" "start" "-a" "3408345d6860a97f31429b7376cb0a4b2f1c45cfc8e8f77e78582b4f41ba264e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.69
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling tokio-executor v0.1.8
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling tokio-sync v0.1.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.10
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.16
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.5
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling bytes v1.0.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling sha-1 v0.8.1
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling cli-params v0.1.0 (/opt/rustwide/workdir/proxy/cli-params)
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling safemem v0.3.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling mio-named-pipes v0.1.6
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling indexmap v1.2.0
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling bitvec v0.20.1
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio-named-pipes v0.1.0
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling websocket-base v0.26.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling miow v0.3.6
[INFO] [stderr]    Compiling rlp v0.5.1
[INFO] [stderr]    Compiling twox-hash v1.6.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling byte-slice-cast v1.0.0
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling tokio v1.13.0
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling impl-rlp v0.3.0
[INFO] [stderr]    Compiling websocket v0.26.2
[INFO] [stderr]    Compiling parity-tokio-ipc v0.4.0
[INFO] [stderr]    Compiling parity-ws v0.10.0
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling fixed-hash v0.7.0
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling hex v0.4.2
[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-1.0.60/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 -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' -C metadata=dbfe8402dc70adae -C extra-filename=-dbfe8402dc70adae --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0ce00006496cdf46.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d6b138990d4491dd.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-1256a373de2a2211.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3408345d6860a97f31429b7376cb0a4b2f1c45cfc8e8f77e78582b4f41ba264e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3408345d6860a97f31429b7376cb0a4b2f1c45cfc8e8f77e78582b4f41ba264e", kill_on_drop: false }`
[INFO] [stdout] 3408345d6860a97f31429b7376cb0a4b2f1c45cfc8e8f77e78582b4f41ba264e