[INFO] crate arcon_messages 0.1.2 is already in cache
[INFO] checking arcon_messages-0.1.2 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate arcon_messages 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate arcon_messages 0.1.2 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate arcon_messages 0.1.2
[INFO] finished tweaking crates.io crate arcon_messages 0.1.2
[INFO] tweaked toml for crates.io crate arcon_messages 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] 472041c41a2bba47a936f981d73293e804a3e038dcec39a4be267fbaf434022e
[INFO] running `"docker" "start" "-a" "472041c41a2bba47a936f981d73293e804a3e038dcec39a4be267fbaf434022e"`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling protobuf v2.10.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking oncemutex v0.1.1
[INFO] [stderr]     Checking bitfields v0.2.0
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]     Checking as_num v0.2.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking synchronoise v1.0.0
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling protoc v2.10.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-term v2.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-executor v0.1.9
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.12
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking spaniel v0.1.0
[INFO] [stderr]     Checking tokio-retry v0.2.0
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling protobuf-codegen v2.10.1
[INFO] [stderr]    Compiling protoc-rust v2.10.1
[INFO] [stderr]    Compiling arcon_messages v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling kompact-actor-derive v0.8.1
[INFO] [stderr]    Compiling kompact-component-derive v0.8.1
[INFO] [stderr] error: failed to run custom build command for `arcon_messages v0.1.2 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/arcon_messages-fdab97474d7ebacb/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Failed to generate proto: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:3:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55e5500907e4 - backtrace::backtrace::libunwind::trace::h80055c9fc04ee02a
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55e5500907e4 - backtrace::backtrace::trace_unsynchronized::hdc3325d56f0c3cf3
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55e5500907e4 - std::sys_common::backtrace::_print_fmt::hf6698baf6d0d6f95
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x55e5500907e4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hde7eb8c3d6c49873
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55e5500b38dc - core::fmt::write::h5d76b6b7b1847936
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1057
[INFO] [stderr]    5:     0x55e55008dbc7 - std::io::Write::write_fmt::h77ba5ebe1eee52ad
[INFO] [stderr]                                at src/libstd/io/mod.rs:1426
[INFO] [stderr]    6:     0x55e550092e45 - std::sys_common::backtrace::_print::hf8a47a8d351e0fbd
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55e550092e45 - std::sys_common::backtrace::print::h71ada4f56fb6e22c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55e550092e45 - std::panicking::default_hook::{{closure}}::h6a3ba1f4739dcd04
[INFO] [stderr]                                at src/libstd/panicking.rs:195
[INFO] [stderr]    9:     0x55e550092b31 - std::panicking::default_hook::he979893a7228a5c0
[INFO] [stderr]                                at src/libstd/panicking.rs:215
[INFO] [stderr]   10:     0x55e5500933fa - std::panicking::rust_panic_with_hook::h697f90879213769b
[INFO] [stderr]                                at src/libstd/panicking.rs:463
[INFO] [stderr]   11:     0x55e550092fe0 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:371
[INFO] [stderr]   12:     0x55e5500b18f1 - core::panicking::panic_fmt::h0b34db59a32ffb79
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   13:     0x55e5500b1713 - core::option::expect_none_failed::hdc3fe95c2358cbf1
[INFO] [stderr]                                at src/libcore/option.rs:1198
[INFO] [stderr]   14:     0x55e54fda63b2 - core::result::Result<T,E>::expect::hd732da78394b078e
[INFO] [stderr]                                at /rustc/30ca215b4e38b32aa7abdd635c5e2d56f5724494/src/libcore/result.rs:990
[INFO] [stderr]   15:     0x55e54fda6595 - build_script_build::main::hc708b9130d9e830a
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:3
[INFO] [stderr]   16:     0x55e54fda69c0 - std::rt::lang_start::{{closure}}::hc5f5182a6a243487
[INFO] [stderr]                                at /rustc/30ca215b4e38b32aa7abdd635c5e2d56f5724494/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55e550092f13 - std::rt::lang_start_internal::{{closure}}::h7ff682ecef2392c4
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55e550092f13 - std::panicking::try::do_call::h6e874d12a78bb537
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   19:     0x55e55009a51a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:79
[INFO] [stderr]   20:     0x55e5500938a0 - std::panicking::try::h21e662efa77e70e9
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]   21:     0x55e5500938a0 - std::panic::catch_unwind::hcf22a1acd4d4cf4f
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x55e5500938a0 - std::rt::lang_start_internal::hf0c209ee2831e2b5
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x55e54fda6999 - std::rt::lang_start::h7243d04c897460f3
[INFO] [stderr]                                at /rustc/30ca215b4e38b32aa7abdd635c5e2d56f5724494/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x55e54fda65ca - main
[INFO] [stderr]   25:     0x7f313184db97 - __libc_start_main
[INFO] [stderr]   26:     0x55e54fda620a - _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" "472041c41a2bba47a936f981d73293e804a3e038dcec39a4be267fbaf434022e"`
[INFO] running `"docker" "rm" "-f" "472041c41a2bba47a936f981d73293e804a3e038dcec39a4be267fbaf434022e"`
[INFO] [stdout] 472041c41a2bba47a936f981d73293e804a3e038dcec39a4be267fbaf434022e