[INFO] updating cached repository dvush/exonum_pb_types
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dvush/exonum_pb_types
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dvush/exonum_pb_types" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/dvush/exonum_pb_types"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/dvush/exonum_pb_types'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dvush/exonum_pb_types" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/dvush/exonum_pb_types"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/dvush/exonum_pb_types'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f0e4a74d2c356f3f399c26a4da250e8bf242e77f
[INFO] sha for GitHub repo dvush/exonum_pb_types: f0e4a74d2c356f3f399c26a4da250e8bf242e77f
[INFO] validating manifest of dvush/exonum_pb_types on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dvush/exonum_pb_types on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dvush/exonum_pb_types
[INFO] finished frobbing dvush/exonum_pb_types
[INFO] frobbed toml for dvush/exonum_pb_types written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/dvush/exonum_pb_types/Cargo.toml
[INFO] started frobbing dvush/exonum_pb_types
[INFO] finished frobbing dvush/exonum_pb_types
[INFO] frobbed toml for dvush/exonum_pb_types written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/dvush/exonum_pb_types/Cargo.toml
[INFO] crate dvush/exonum_pb_types already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dvush/exonum_pb_types against try#8ec8125bea94852768b56958f05da47666c21ab0 for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-6/try#8ec8125bea94852768b56958f05da47666c21ab0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/dvush/exonum_pb_types:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3928c66a80d2056e80cdecb47c3c2ffaf8b48ab175037f190570f661e7f97eb8
[INFO] running `"docker" "start" "-a" "3928c66a80d2056e80cdecb47c3c2ffaf8b48ab175037f190570f661e7f97eb8"`
[INFO] [stderr]    Compiling protobuf v2.2.0
[INFO] [stderr]    Compiling protoc v2.2.0
[INFO] [stderr]    Compiling protobuf-codegen v2.2.0
[INFO] [stderr]    Compiling protoc-rust v2.2.0
[INFO] [stderr]    Compiling proto-rust-hw v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> build.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 | /     protoc_rust::run(protoc_rust::Args {
[INFO] [stderr] 47 | |         out_dir: "src/lib_types/proto",
[INFO] [stderr] 48 | |         input: &p_vec,
[INFO] [stderr] 49 | |         includes: &["src/lib_types/proto"],
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |         },
[INFO] [stderr] 53 | |     }).expect("protoc");
[INFO] [stderr]    | |________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `proto-rust-hw v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/proto-rust-hw-f6fe129ee7108ce9/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=src/lib_types/proto/exonum
[INFO] [stderr] cargo:rerun-if-changed=src/user_types/proto
[INFO] [stderr] src/lib_types/proto/exonum/hash.proto
[INFO] [stderr] src/lib_types/proto/exonum/use_hash.proto
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] ["src/lib_types/proto/exonum/hash.proto", "src/lib_types/proto/exonum/use_hash.proto"]
[INFO] [stderr] thread 'main' panicked at 'explicit panic', build.rs:45:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558e4c055afb - backtrace::backtrace::libunwind::trace::h65f453dfe0027df1
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x558e4c055afb - backtrace::backtrace::trace_unsynchronized::hcf757005c6accfed
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x558e4c055afb - std::sys_common::backtrace::_print::h3230a9d2592a2eba
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x558e4c055afb - std::sys_common::backtrace::print::h19f579688627ee7e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x558e4c055afb - std::panicking::default_hook::{{closure}}::h472b43365b331815
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x558e4c0557d7 - std::panicking::default_hook::h0857821e5ff5a369
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x558e4c0561c0 - std::panicking::rust_panic_with_hook::ha9d31dc2aa8d852d
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x558e4c047c78 - std::panicking::begin_panic::h797e0ade3d9d09b9
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/panicking.rs:409
[INFO] [stderr]    8:     0x558e4c02265c - build_script_build::main::h4126f2bd306fd533
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:45
[INFO] [stderr]    9:     0x558e4c021950 - std::rt::lang_start::{{closure}}::hf87212bb20f128c9
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64
[INFO] [stderr]   10:     0x558e4c055c13 - std::rt::lang_start_internal::{{closure}}::h358a76ea39d8997f
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   11:     0x558e4c055c13 - std::panicking::try::do_call::h1fdcc0a978075552
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   12:     0x558e4c05805a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   13:     0x558e4c0566cd - std::panicking::try::hd48ddd0547e22f90
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   14:     0x558e4c0566cd - std::panic::catch_unwind::heb66ca2bf3960f9b
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   15:     0x558e4c0566cd - std::rt::lang_start_internal::h7208f2146229fed7
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   16:     0x558e4c021929 - std::rt::lang_start::h65fbca1fa7771d59
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x558e4c02273a - main
[INFO] [stderr]   18:     0x7f8ba4a0b2e1 - __libc_start_main
[INFO] [stderr]   19:     0x558e4c01da8a - _start
[INFO] [stderr]   20:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "3928c66a80d2056e80cdecb47c3c2ffaf8b48ab175037f190570f661e7f97eb8"`
[INFO] running `"docker" "rm" "-f" "3928c66a80d2056e80cdecb47c3c2ffaf8b48ab175037f190570f661e7f97eb8"`
[INFO] [stdout] 3928c66a80d2056e80cdecb47c3c2ffaf8b48ab175037f190570f661e7f97eb8