[INFO] updating cached repository https://github.com/GlitterIsMe/MyKVServer
[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] 211943e7e5e76f2a3ae70c22968a3c0bbe793e12
[INFO] checking GlitterIsMe/MyKVServer against try#71b81291baafb8a58836272757b28817fe1d8190 for pr-73102
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGlitterIsMe%2FMyKVServer" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GlitterIsMe/MyKVServer on toolchain 71b81291baafb8a58836272757b28817fe1d8190
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/GlitterIsMe/MyKVServer
[INFO] finished tweaking git repo https://github.com/GlitterIsMe/MyKVServer
[INFO] tweaked toml for git repo https://github.com/GlitterIsMe/MyKVServer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/GlitterIsMe/MyKVServer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+71b81291baafb8a58836272757b28817fe1d8190" "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] 24c36ffeb32197e9a1fcfd80296fafbb41832e5d434ad97703772eb2936babc0
[INFO] running `"docker" "start" "-a" "24c36ffeb32197e9a1fcfd80296fafbb41832e5d434ad97703772eb2936babc0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling protobuf v2.4.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling protoc v2.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[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 rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling grpcio-sys v0.4.4
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling tempfile v3.0.7
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling protobuf-codegen v2.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling grpcio-compiler v0.4.3
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling protoc-grpcio v1.0.1
[INFO] [stderr]    Compiling kv_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `kv_server v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/kv_server-2e61628944edd3a4/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=src/protos
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Failed to compile gRPC definitions!: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stderr] 
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0: failure::backtrace::internal::InternalBacktrace::new::h99eafd2fdd083a70 (0x563899200115)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stderr]    1: failure::backtrace::Backtrace::new::h72f7479f24314e15 (0x5638991fe74d)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stderr]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::hf893b3e2bf79885a (0x5638991b778b)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stderr]    3: <failure::error::Error as core::convert::From<F>>::from::h3193a01e9fba21c4 (0x5638991b9f5e)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stderr]    4: <T as core::convert::Into<U>>::into::h07a395025d55eb06 (0x5638991b825e)
[INFO] [stderr]              at /rustc/71b81291baafb8a58836272757b28817fe1d8190/src/libcore/convert/mod.rs:559
[INFO] [stderr]    5: failure::context::Context<D>::with_err::hf89340881390ad69 (0x5638991ae15d)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/context.rs:105
[INFO] [stderr]    6: failure::Fail::context::hf2154a5689f7f53e (0x5638991b8575)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/lib.rs:160
[INFO] [stderr]    7: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::{{closure}}::hb45b177264f5f1e8 (0x5638991ba305)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/result_ext.rs:164
[INFO] [stderr]    8: core::result::Result<T,E>::map_err::hdaf61b296927f0ae (0x5638991b4111)
[INFO] [stderr]              at /rustc/71b81291baafb8a58836272757b28817fe1d8190/src/libcore/result.rs:612
[INFO] [stderr]    9: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::h99f944df08b4e4d2 (0x5638991b464d)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/result_ext.rs:164
[INFO] [stderr]   10: protoc_grpcio::write_out_generated_files::h50ee56600df406b0 (0x5638991aae7d)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protoc-grpcio-1.0.1/src/lib.rs:91
[INFO] [stderr]   11: protoc_grpcio::compile_grpc_protos::h7399ef220baacde8 (0x5638991aa2fd)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protoc-grpcio-1.0.1/src/lib.rs:260
[INFO] [stderr]   12: build_script_build::main::h94cd8fdf7248f43f (0x5638991ba460)
[INFO] [stderr]              at /opt/rustwide/workdir/build.rs:6
[INFO] [stderr]   13: std::rt::lang_start::{{closure}}::hd3897b9322576c6e (0x5638991b91da)
[INFO] [stderr]              at /rustc/71b81291baafb8a58836272757b28817fe1d8190/src/libstd/rt.rs:67
[INFO] [stderr]   14: std::rt::lang_start_internal::{{closure}}::h2864321e935738e7 (0x563899466e27)
[INFO] [stderr]              at src/libstd/rt.rs:52
[INFO] [stderr]       std::panicking::try::do_call::h333ff4828746b918
[INFO] [stderr]              at src/libstd/panicking.rs:297
[INFO] [stderr]       std::panicking::try::h8e774ead4eea5983
[INFO] [stderr]              at src/libstd/panicking.rs:274
[INFO] [stderr]       std::panic::catch_unwind::h16076fe2b012afda
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal::hbf7659429e6237e7
[INFO] [stderr]              at src/libstd/rt.rs:51
[INFO] [stderr]   15: std::rt::lang_start::h2e85e2a9f698c6e9 (0x5638991b91b6)
[INFO] [stderr]              at /rustc/71b81291baafb8a58836272757b28817fe1d8190/src/libstd/rt.rs:67
[INFO] [stderr]   16: main (0x5638991ba4d9)
[INFO] [stderr]   17: __libc_start_main (0x7f4b222910b2)
[INFO] [stderr]   18: _start (0x5638991a51cd)
[INFO] [stderr]   19: <unknown> (0x0)
[INFO] [stderr] 
[INFO] [stderr] failed to create "src/protos/kvserver_grpc.rs"
[INFO] [stderr] 
[INFO] [stderr] failed to write generated grpc definitions', build.rs:6:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x563899463e15 - backtrace::backtrace::libunwind::trace::haa412c68ebbfb7cb
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x563899463e15 - backtrace::backtrace::trace_unsynchronized::ha108e3f35b74f2c0
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x563899463e15 - std::sys_common::backtrace::_print_fmt::h15e024020a5efe76
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x563899463e15 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h0f0ee68588fafa16
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x56389948d33c - core::fmt::write::h5e8e27a0c5da998b
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]    5:     0x563899461253 - std::io::Write::write_fmt::h40a97a3850da46f1
[INFO] [stderr]                                at src/libstd/io/mod.rs:1537
[INFO] [stderr]    6:     0x563899466420 - std::sys_common::backtrace::_print::h1951082d2778220a
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x563899466420 - std::sys_common::backtrace::print::hb28523ad63a39f3d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x563899466420 - std::panicking::default_hook::{{closure}}::h335019dd84826d63
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x56389946616c - std::panicking::default_hook::h075f202ae1b09cd1
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x563899466a57 - std::panicking::rust_panic_with_hook::hd172f806c3cae9b4
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]   11:     0x56389946665b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:385
[INFO] [stderr]   12:     0x56389948b2a1 - core::panicking::panic_fmt::hc02b60091d55b8de
[INFO] [stderr]                                at src/libcore/panicking.rs:86
[INFO] [stderr]   13:     0x56389948b0c3 - core::option::expect_none_failed::h91c12a04056d3a8b
[INFO] [stderr]                                at src/libcore/option.rs:1272
[INFO] [stderr]   14:     0x5638991b3876 - core::result::Result<T,E>::expect::h843e34034b75dda0
[INFO] [stderr]                                at /rustc/71b81291baafb8a58836272757b28817fe1d8190/src/libcore/result.rs:963
[INFO] [stderr]   15:     0x5638991ba49b - build_script_build::main::h94cd8fdf7248f43f
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:6
[INFO] [stderr]   16:     0x5638991b91db - std::rt::lang_start::{{closure}}::hd3897b9322576c6e
[INFO] [stderr]                                at /rustc/71b81291baafb8a58836272757b28817fe1d8190/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x563899466e28 - std::rt::lang_start_internal::{{closure}}::h2864321e935738e7
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x563899466e28 - std::panicking::try::do_call::h333ff4828746b918
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   19:     0x563899466e28 - std::panicking::try::h8e774ead4eea5983
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   20:     0x563899466e28 - std::panic::catch_unwind::h16076fe2b012afda
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x563899466e28 - std::rt::lang_start_internal::hbf7659429e6237e7
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x5638991b91b7 - std::rt::lang_start::h2e85e2a9f698c6e9
[INFO] [stderr]                                at /rustc/71b81291baafb8a58836272757b28817fe1d8190/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x5638991ba4da - main
[INFO] [stderr]   24:     0x7f4b222910b3 - __libc_start_main
[INFO] [stderr]   25:     0x5638991a51ce - _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" "24c36ffeb32197e9a1fcfd80296fafbb41832e5d434ad97703772eb2936babc0"`
[INFO] running `"docker" "rm" "-f" "24c36ffeb32197e9a1fcfd80296fafbb41832e5d434ad97703772eb2936babc0"`
[INFO] [stdout] 24c36ffeb32197e9a1fcfd80296fafbb41832e5d434ad97703772eb2936babc0