[INFO] updating cached repository MovingGauteng/shorty-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MovingGauteng/shorty-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MovingGauteng/shorty-rs" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/MovingGauteng/shorty-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/MovingGauteng/shorty-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MovingGauteng/shorty-rs" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/MovingGauteng/shorty-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/MovingGauteng/shorty-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 70c1674a050c0bf8a1c6d1fc3de2a8d52792aa1c
[INFO] sha for GitHub repo MovingGauteng/shorty-rs: 70c1674a050c0bf8a1c6d1fc3de2a8d52792aa1c
[INFO] validating manifest of MovingGauteng/shorty-rs on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MovingGauteng/shorty-rs on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing MovingGauteng/shorty-rs
[INFO] finished frobbing MovingGauteng/shorty-rs
[INFO] frobbed toml for MovingGauteng/shorty-rs written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/MovingGauteng/shorty-rs/Cargo.toml
[INFO] started frobbing MovingGauteng/shorty-rs
[INFO] finished frobbing MovingGauteng/shorty-rs
[INFO] frobbed toml for MovingGauteng/shorty-rs written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/MovingGauteng/shorty-rs/Cargo.toml
[INFO] crate MovingGauteng/shorty-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "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] checking MovingGauteng/shorty-rs against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/MovingGauteng/shorty-rs:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 58f989e5565240352a2768a60db8c709c5ae0af062d6e196a44653917226a177
[INFO] running `"docker" "start" "-a" "58f989e5565240352a2768a60db8c709c5ae0af062d6e196a44653917226a177"`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]     Checking tower-service v0.2.0
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking atty v0.2.12
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tls-api v0.1.22
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]     Checking tower-layer v0.1.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]     Checking tower-util v0.1.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking h2 v0.1.25
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]     Checking mongodb v0.3.12
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking http-connection v0.1.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tower-http-util v0.1.0
[INFO] [stderr]     Checking hyper v0.12.32
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking tower-hyper v0.1.0
[INFO] [stderr]     Checking tower-grpc v0.1.0
[INFO] [stderr]    Compiling tower-grpc-build v0.1.0
[INFO] [stderr]    Compiling shorty-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `shorty-rs v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/shorty-rs-94f3dd5f3c49ad9d/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Starting build
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'protobuf compilation failed: Read-only file system (os error 30)', build.rs:13:29
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55e7d74da83b - backtrace::backtrace::libunwind::trace::h99e6362fdb92a8eb
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55e7d74da83b - backtrace::backtrace::trace_unsynchronized::hb03857eb223d1e1b
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55e7d74da83b - std::sys_common::backtrace::_print::hc504093b15dd6a49
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55e7d74da83b - std::sys_common::backtrace::print::h74592d8df46164e6
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55e7d74da83b - std::panicking::default_hook::{{closure}}::h148953d9747d04f4
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x55e7d74da516 - std::panicking::default_hook::h72a253311e200c7c
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x55e7d74daefd - std::panicking::rust_panic_with_hook::h625fcf59e672b6a0
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x55e7d74daa82 - std::panicking::continue_panic_fmt::hb865580971245aec
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x55e7d74da9cf - std::panicking::begin_panic_fmt::h3b79b50d780fddc6
[INFO] [stderr]                                at src/libstd/panicking.rs:339
[INFO] [stderr]    9:     0x55e7d731fdc5 - build_script_build::main::{{closure}}::hb0ff1af732abfcce
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:13
[INFO] [stderr]   10:     0x55e7d72fcb25 - core::result::Result<T,E>::unwrap_or_else::h61b445e14b7c18e1
[INFO] [stderr]                                at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libcore/result.rs:818
[INFO] [stderr]   11:     0x55e7d731fcba - build_script_build::main::he56ba122faa10c88
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:9
[INFO] [stderr]   12:     0x55e7d733d410 - std::rt::lang_start::{{closure}}::h4945a5e3f5012b88
[INFO] [stderr]                                at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x55e7d74da953 - std::rt::lang_start_internal::{{closure}}::h5b4ccd53e4167b89
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   14:     0x55e7d74da953 - std::panicking::try::do_call::h85f9b79f07affa28
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   15:     0x55e7d74e1b8a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   16:     0x55e7d74db40d - std::panicking::try::h0463127fe79abe73
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   17:     0x55e7d74db40d - std::panic::catch_unwind::h846bfd7d9d99e56b
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   18:     0x55e7d74db40d - std::rt::lang_start_internal::h0a72d627fb2e90ec
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   19:     0x55e7d733d3e9 - std::rt::lang_start::h4a42c6c4e48c99d0
[INFO] [stderr]                                at /rustc/c43d03a19f326f4a323569328cc501e86eb6d22e/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x55e7d731fe0a - main
[INFO] [stderr]   21:     0x7f73f1ce72e1 - __libc_start_main
[INFO] [stderr]   22:     0x55e7d72fc97a - _start
[INFO] [stderr]   23:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "58f989e5565240352a2768a60db8c709c5ae0af062d6e196a44653917226a177"`
[INFO] running `"docker" "rm" "-f" "58f989e5565240352a2768a60db8c709c5ae0af062d6e196a44653917226a177"`
[INFO] [stdout] 58f989e5565240352a2768a60db8c709c5ae0af062d6e196a44653917226a177