[INFO] cloning repository https://github.com/citahub/cita_ng_network
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/citahub/cita_ng_network" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcitahub%2Fcita_ng_network"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcitahub%2Fcita_ng_network'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 99152916dd34ebf2cf9f97c8436e29af54ad9314
[INFO] checking citahub/cita_ng_network against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcitahub%2Fcita_ng_network" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/citahub/cita_ng_network on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/citahub/cita_ng_network
[INFO] finished tweaking git repo https://github.com/citahub/cita_ng_network
[INFO] tweaked toml for git repo https://github.com/citahub/cita_ng_network written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/citahub/cita_ng_network already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/citahub/cita_ng_proto.git`
[INFO] [stderr]     Updating git repository `https://github.com/citahub/p2p_simple.git`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6440bd2594cd6bd2049b9a6fcbf456f70df217e654a6e0133e6128e708f4997b
[INFO] running `"docker" "start" "-a" "6440bd2594cd6bd2049b9a6fcbf456f70df217e654a6e0133e6128e708f4997b"`
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling protobuf v2.8.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]     Checking unsigned-varint v0.2.3
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling tentacle-secio v0.2.2
[INFO] [stderr]    Compiling httpbis v0.7.0
[INFO] [stderr]     Checking faster-hex v0.4.1
[INFO] [stderr]     Checking bs58 v0.3.0
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking bs58 v0.2.5
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking tls-api v0.1.22
[INFO] [stderr]    Compiling protoc v2.8.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking molecule v0.4.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tls-api-stub v0.1.22
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-tls-api v0.1.22
[INFO] [stderr]     Checking parity-multihash v0.1.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking attohttpc v0.4.5
[INFO] [stderr]     Checking parity-multiaddr v0.4.1
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling secp256k1 v0.15.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking igd v0.9.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-yamux v0.1.14
[INFO] [stderr]     Checking tokio-uds v0.1.7
[INFO] [stderr]    Compiling protobuf-codegen v2.8.2
[INFO] [stderr]    Compiling grpc-compiler v0.6.2
[INFO] [stderr]    Compiling protoc-rust v2.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling protoc-rust-grpc v0.6.2
[INFO] [stderr]     Checking grpc v0.6.2
[INFO] [stderr]     Checking tentacle v0.2.7
[INFO] [stderr]     Checking p2p_simple v0.1.0 (https://github.com/citahub/p2p_simple.git#b45c6918)
[INFO] [stderr]    Compiling cita_ng_proto v0.1.0 (https://github.com/citahub/cita_ng_proto.git#5b320410)
[INFO] [stderr] error: failed to run custom build command for `cita_ng_proto v0.1.0 (https://github.com/citahub/cita_ng_proto.git#5b320410)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cita_ng_proto-45e0a9a8821a846b/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] cita_ng.proto: warning: Import consensus.proto but not used.
[INFO] [stderr] thread 'main' panicked at 'protoc-rust-grpc: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/git/checkouts/cita_ng_proto-0a8e8f91a1ca0e5b/5b32041/build.rs:4:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x562f28769e44 - backtrace::backtrace::libunwind::trace::hd3621c56e1a82b0a
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x562f28769e44 - backtrace::backtrace::trace_unsynchronized::h127a46c1d6aa4138
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x562f28769e44 - std::sys_common::backtrace::_print_fmt::hfb10ea147c250179
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x562f28769e44 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::heca9e4a472b1181e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x562f2878d24c - core::fmt::write::h54f88987482a5b75
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1057
[INFO] [stderr]    5:     0x562f28767197 - std::io::Write::write_fmt::he140747fba757439
[INFO] [stderr]                                at src/libstd/io/mod.rs:1426
[INFO] [stderr]    6:     0x562f2876c4f5 - std::sys_common::backtrace::_print::hf5ab867f01eb06e3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x562f2876c4f5 - std::sys_common::backtrace::print::hb7ea4d1c97dea23b
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x562f2876c4f5 - std::panicking::default_hook::{{closure}}::h68c54342c8022088
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x562f2876c1e1 - std::panicking::default_hook::hfa9dc9c6d07432d7
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x562f2876caaa - std::panicking::rust_panic_with_hook::hffd6e7ce90eff43e
[INFO] [stderr]                                at src/libstd/panicking.rs:472
[INFO] [stderr]   11:     0x562f2876c690 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:380
[INFO] [stderr]   12:     0x562f2878b261 - core::panicking::panic_fmt::h4593b36ffa9e161a
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   13:     0x562f2878b083 - core::option::expect_none_failed::h139d78ab53e720fb
[INFO] [stderr]                                at src/libcore/option.rs:1198
[INFO] [stderr]   14:     0x562f28424172 - core::result::Result<T,E>::expect::hf57b964426404024
[INFO] [stderr]                                at /rustc/e60d9e09c55855f5a848fde8ad83e13131a5b241/src/libcore/result.rs:990
[INFO] [stderr]   15:     0x562f28424579 - build_script_build::main::h0d6487174df9669e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/cita_ng_proto-0a8e8f91a1ca0e5b/5b32041/build.rs:4
[INFO] [stderr]   16:     0x562f28424280 - std::rt::lang_start::{{closure}}::ha19fd852f495000f
[INFO] [stderr]                                at /rustc/e60d9e09c55855f5a848fde8ad83e13131a5b241/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x562f2876c5c3 - std::rt::lang_start_internal::{{closure}}::h772611e6ebc1e85c
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x562f2876c5c3 - std::panicking::try::do_call::h0e021965f0ece434
[INFO] [stderr]                                at src/libstd/panicking.rs:305
[INFO] [stderr]   19:     0x562f28773d27 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   20:     0x562f2876cf50 - std::panicking::try::h8a1fdc1cf4c906f9
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   21:     0x562f2876cf50 - std::panic::catch_unwind::h799234ecf355f5d7
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x562f2876cf50 - std::rt::lang_start_internal::h6663d8b785e6689f
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x562f28424259 - std::rt::lang_start::h7eef842a58d36ba5
[INFO] [stderr]                                at /rustc/e60d9e09c55855f5a848fde8ad83e13131a5b241/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x562f284245ba - main
[INFO] [stderr]   25:     0x7f1013ce2b97 - __libc_start_main
[INFO] [stderr]   26:     0x562f28423fca - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6440bd2594cd6bd2049b9a6fcbf456f70df217e654a6e0133e6128e708f4997b"`
[INFO] running `"docker" "rm" "-f" "6440bd2594cd6bd2049b9a6fcbf456f70df217e654a6e0133e6128e708f4997b"`
[INFO] [stdout] 6440bd2594cd6bd2049b9a6fcbf456f70df217e654a6e0133e6128e708f4997b