[INFO] updating cached repository https://github.com/sbh123/wnlokv
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5aeb878812e7a57107f5a7140addd9f54b36caf4
[INFO] checking sbh123/wnlokv against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbh123%2Fwnlokv" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sbh123/wnlokv on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sbh123/wnlokv
[INFO] finished tweaking git repo https://github.com/sbh123/wnlokv
[INFO] tweaked toml for git repo https://github.com/sbh123/wnlokv written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/sbh123/wnlokv already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 345171b2f37811b1b9497d6c6aab3ad4e17d000057af4afe012a7cadeb76b279
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "345171b2f37811b1b9497d6c6aab3ad4e17d000057af4afe012a7cadeb76b279"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling protobuf v2.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.1
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling protoc v2.2.0
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling tempfile v3.0.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking raft v0.4.0 (https://github.com/pingcap/raft-rs.git#40157d82)
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling protobuf-codegen v2.0.5
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling lz4-sys v1.8.0 (https://github.com/busyjay/lz4-rs.git?branch=adjust-build#41509fea)
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling bzip2-sys v0.1.7 (https://github.com/alexcrichton/bzip2-rs.git#34265a55)
[INFO] [stderr]    Compiling snappy-sys v0.1.0 (https://github.com/busyjay/rust-snappy.git?branch=static-link#be021783)
[INFO] [stderr]    Compiling grpcio-sys v0.4.1
[INFO] [stderr]    Compiling librocksdb_sys v0.1.0 (https://github.com/pingcap/rust-rocksdb.git#05aaf93f)
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling grpcio-compiler v0.4.1
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling blob v0.2.0
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling zstd-sys v1.4.6+zstd.1.3.7 (https://github.com/gyscos/zstd-rs.git#15c10cc9)
[INFO] [stderr]    Compiling protoc-grpcio v0.3.1 (https://github.com/mtp401/protoc-grpcio#c31fd1dd)
[INFO] [stderr]    Compiling testrpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `testrpc v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/testrpc-6081cf7772146284/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Fail to compile gRpc: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stderr] 
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55738bd23653 - backtrace::backtrace::libunwind::trace::hc50a9d78a1435ad8
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/libunwind.rs:53
[INFO] [stderr]                          - backtrace::backtrace::trace::h22fc532bd6e81126
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x55738bd20a55 - backtrace::capture::Backtrace::new_unresolved::h135f085009d96d1b
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x55738bd1fbbb - failure::backtrace::internal::InternalBacktrace::new::h3c490f92146c3654
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x55738bd1e10c - failure::backtrace::Backtrace::new::h67b0aed92ae4e347
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x55738bcd65cc - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h98831ff238545dd9
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/error_impl.rs:19
[INFO] [stderr]    5:     0x55738bcd8dfe - <failure::error::Error as core::convert::From<F>>::from::h7ddbd2d963bb7227
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/mod.rs:36
[INFO] [stderr]    6:     0x55738bcd741e - <T as core::convert::Into<U>>::into::ha67c67a35dbe9604
[INFO] [stderr]                         at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libcore/convert/mod.rs:559
[INFO] [stderr]    7:     0x55738bcce48d - failure::context::Context<D>::with_err::h34a16d1974f511d4
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/context.rs:105
[INFO] [stderr]    8:     0x55738bcd7a45 - failure::Fail::context::hf6dbf102a238e82f
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/lib.rs:153
[INFO] [stderr]    9:     0x55738bcd9065 - <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::{{closure}}::h0c5b9e04251ac695
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/result_ext.rs:164
[INFO] [stderr]   10:     0x55738bcd4161 - core::result::Result<T,E>::map_err::he940206490492b3f
[INFO] [stderr]                         at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libcore/result.rs:612
[INFO] [stderr]   11:     0x55738bcd49ad - <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::hef812db80d2682a2
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/result_ext.rs:164
[INFO] [stderr]   12:     0x55738bccaade - protoc_grpcio::write_out_generated_files::h4adee427821c273e
[INFO] [stderr]                         at /opt/rustwide/cargo-home/git/checkouts/protoc-grpcio-6130ca0c3a6416fd/c31fd1d/src/lib.rs:91
[INFO] [stderr]   13:     0x55738bcc9ed1 - protoc_grpcio::compile_grpc_protos::h157947ee8cdf4287
[INFO] [stderr]                         at /opt/rustwide/cargo-home/git/checkouts/protoc-grpcio-6130ca0c3a6416fd/c31fd1d/src/lib.rs:257
[INFO] [stderr]   14:     0x55738bcd0432 - build_script_build::main::hfd3e902835e666fe
[INFO] [stderr]                         at /opt/rustwide/workdir/build.rs:6
[INFO] [stderr]   15:     0x55738bcd8aca - std::rt::lang_start::{{closure}}::h6399d7e39a05e913
[INFO] [stderr]                         at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libstd/rt.rs:67
[INFO] [stderr]   16:     0x55738bf7a767 - std::rt::lang_start_internal::{{closure}}::h4c8bd631e3dc2cb9
[INFO] [stderr]                         at src/libstd/rt.rs:52
[INFO] [stderr]                          - std::panicking::try::do_call::h88ce8513ed0d613c
[INFO] [stderr]                         at src/libstd/panicking.rs:297
[INFO] [stderr]                          - std::panicking::try::he181ad9c483671e2
[INFO] [stderr]                         at src/libstd/panicking.rs:274
[INFO] [stderr]                          - std::panic::catch_unwind::heb113c382f4c732f
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::h807304d390ed60ab
[INFO] [stderr]                         at src/libstd/rt.rs:51
[INFO] [stderr]   17:     0x55738bcd8aa6 - std::rt::lang_start::hf468d857dbb672d5
[INFO] [stderr]                         at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libstd/rt.rs:67
[INFO] [stderr]   18:     0x55738bcd04a9 - main
[INFO] [stderr]   19:     0x7fef251070b2 - __libc_start_main
[INFO] [stderr]   20:     0x55738bcc51bd - _start
[INFO] [stderr]   21:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] failed to create "protos/raftpb_grpc.rs"
[INFO] [stderr] 
[INFO] [stderr] failed to write generated grpc definitions', build.rs:6:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55738bf77825 - backtrace::backtrace::libunwind::trace::h508d2c55eb856ef2
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55738bf77825 - backtrace::backtrace::trace_unsynchronized::h31c9d8a0097b92f8
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55738bf77825 - std::sys_common::backtrace::_print_fmt::h520f528c4c103a3f
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55738bf77825 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf4dec5da8360bccb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55738bfa0ffc - core::fmt::write::hdf236390fbd68d3d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]    5:     0x55738bf74f03 - std::io::Write::write_fmt::hd33447f61d92a88a
[INFO] [stderr]                                at src/libstd/io/mod.rs:1537
[INFO] [stderr]    6:     0x55738bf79d60 - std::sys_common::backtrace::_print::h856c809943c588ab
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55738bf79d60 - std::sys_common::backtrace::print::hc042b4237cc3648a
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55738bf79d60 - std::panicking::default_hook::{{closure}}::h35997132c163f935
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55738bf79aac - std::panicking::default_hook::h8555bf398b0f1318
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55738bf7a397 - std::panicking::rust_panic_with_hook::h9b80e82887819c44
[INFO] [stderr]                                at src/libstd/panicking.rs:486
[INFO] [stderr]   11:     0x55738bf79f9b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:388
[INFO] [stderr]   12:     0x55738bf9ef61 - core::panicking::panic_fmt::hd101a87121fa411f
[INFO] [stderr]                                at src/libcore/panicking.rs:101
[INFO] [stderr]   13:     0x55738bf9ed83 - core::option::expect_none_failed::h4f0e89faa3179bf7
[INFO] [stderr]                                at src/libcore/option.rs:1272
[INFO] [stderr]   14:     0x55738bcd3aa6 - core::result::Result<T,E>::expect::ha0d4af432d5abe38
[INFO] [stderr]                                at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libcore/result.rs:963
[INFO] [stderr]   15:     0x55738bcd046d - build_script_build::main::hfd3e902835e666fe
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:6
[INFO] [stderr]   16:     0x55738bcd8acb - std::rt::lang_start::{{closure}}::h6399d7e39a05e913
[INFO] [stderr]                                at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55738bf7a768 - std::rt::lang_start_internal::{{closure}}::h4c8bd631e3dc2cb9
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55738bf7a768 - std::panicking::try::do_call::h88ce8513ed0d613c
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   19:     0x55738bf7a768 - std::panicking::try::he181ad9c483671e2
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   20:     0x55738bf7a768 - std::panic::catch_unwind::heb113c382f4c732f
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x55738bf7a768 - std::rt::lang_start_internal::h807304d390ed60ab
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x55738bcd8aa7 - std::rt::lang_start::hf468d857dbb672d5
[INFO] [stderr]                                at /rustc/74e80468347471779be6060d8d7d6d04e98e467f/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x55738bcd04aa - main
[INFO] [stderr]   24:     0x7fef251070b3 - __libc_start_main
[INFO] [stderr]   25:     0x55738bcc51be - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "345171b2f37811b1b9497d6c6aab3ad4e17d000057af4afe012a7cadeb76b279"`
[INFO] running `"docker" "rm" "-f" "345171b2f37811b1b9497d6c6aab3ad4e17d000057af4afe012a7cadeb76b279"`
[INFO] [stdout] 345171b2f37811b1b9497d6c6aab3ad4e17d000057af4afe012a7cadeb76b279