[INFO] updating cached repository mid-player/broker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mid-player/broker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mid-player/broker" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/mid-player/broker"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/mid-player/broker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mid-player/broker" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/mid-player/broker"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/mid-player/broker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4228c09ee0b64e69d0eec4ebbfc2b302773c954a
[INFO] sha for GitHub repo mid-player/broker: 4228c09ee0b64e69d0eec4ebbfc2b302773c954a
[INFO] validating manifest of mid-player/broker on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mid-player/broker on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mid-player/broker
[INFO] finished frobbing mid-player/broker
[INFO] frobbed toml for mid-player/broker written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/mid-player/broker/Cargo.toml
[INFO] started frobbing mid-player/broker
[INFO] finished frobbing mid-player/broker
[INFO] frobbed toml for mid-player/broker written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/mid-player/broker/Cargo.toml
[INFO] crate mid-player/broker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mid-player/broker against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-7/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/mid-player/broker:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3d2000e44e591df2a7edb074321c0e8e110d30d4c7714d7f7dc4aa7c31bcdc7d
[INFO] running `"docker" "start" "-a" "3d2000e44e591df2a7edb074321c0e8e110d30d4c7714d7f7dc4aa7c31bcdc7d"`
[INFO] [stderr]    Compiling protobuf v2.1.4
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling protoc v2.1.4
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]     Checking parking_lot v0.3.8
[INFO] [stderr]     Checking chashmap v2.2.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]    Compiling protobuf-codegen v2.1.4
[INFO] [stderr]    Compiling protoc-rust v2.1.4
[INFO] [stderr]    Compiling mid-player-broker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `mid-player-broker v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/mid-player-broker-b8ddf3191702bb02/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] protocols/proto: warning: directory does not exist.
[INFO] [stderr] protocols/proto/clients_protocol.proto: No such file or directory
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Custom { kind: Other, error: StringError("protoc exited with non-zero exit code") }', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55e4c29bb0b3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hccbe8d45d7484fda
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x55e4c29b67bb - std::sys_common::backtrace::_print::h59087b8c7775eb90
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x55e4c29b9ed6 - std::panicking::default_hook::{{closure}}::h32749f0e2c293c0c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x55e4c29b9c6b - std::panicking::default_hook::h550715cdd86b36ad
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x55e4c29ba52f - std::panicking::rust_panic_with_hook::hcf0daecbf39921f5
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x55e4c29ba0b1 - std::panicking::continue_panic_fmt::ha5d9448e58fe5b5c
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x55e4c29b9f95 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x55e4c29d48cc - core::panicking::panic_fmt::h3e51accd26be5a40
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x55e4c26fffa7 - core::result::unwrap_failed::ha76d583046be3808
[INFO] [stderr]                                at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x55e4c270204c - core::result::Result<T,E>::unwrap::he731840a1b3ff78d
[INFO] [stderr]                                at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libcore/result.rs:800
[INFO] [stderr]   10:     0x55e4c26f98c5 - build_script_build::gen_pb_protocols::h8bd7908683028572
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:4
[INFO] [stderr]   11:     0x55e4c26f98d5 - build_script_build::main::h0eeea46f4e7c417e
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:13
[INFO] [stderr]   12:     0x55e4c26f97cf - std::rt::lang_start::{{closure}}::h37cffa9efb48b4b5
[INFO] [stderr]                                at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x55e4c29b9f82 - std::panicking::try::do_call::h8c864a5f35670176
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   14:     0x55e4c29c1739 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   15:     0x55e4c29baa3c - std::rt::lang_start_internal::h763af17830f82761
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   16:     0x55e4c26f97a8 - std::rt::lang_start::h415c692afa80217e
[INFO] [stderr]                                at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x55e4c26f9909 - main
[INFO] [stderr]   18:     0x7ff6b7e662e0 - __libc_start_main
[INFO] [stderr]   19:     0x55e4c26f9549 - _start
[INFO] [stderr]   20:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "3d2000e44e591df2a7edb074321c0e8e110d30d4c7714d7f7dc4aa7c31bcdc7d"`
[INFO] running `"docker" "rm" "-f" "3d2000e44e591df2a7edb074321c0e8e110d30d4c7714d7f7dc4aa7c31bcdc7d"`
[INFO] [stdout] 3d2000e44e591df2a7edb074321c0e8e110d30d4c7714d7f7dc4aa7c31bcdc7d