[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-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MovingGauteng/shorty-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MovingGauteng/shorty-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MovingGauteng/shorty-rs" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MovingGauteng/shorty-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/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#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MovingGauteng/shorty-rs on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-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-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/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-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking MovingGauteng/shorty-rs against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-1/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f1ba188845f91a68c910c71e540c4d2f311a16f0d527751ea992e5123bc8ba11
[INFO] running `"docker" "start" "-a" "f1ba188845f91a68c910c71e540c4d2f311a16f0d527751ea992e5123bc8ba11"`
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking data-encoding v2.1.2
[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 rand_chacha v0.2.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking regex-syntax v0.6.8
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling codegen v0.1.1
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking semver v0.8.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking tower-service v0.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling hyper v0.12.32
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tls-api v0.1.22
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.12
[INFO] [stderr]     Checking tower-layer v0.1.0
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]     Checking crypto-mac v0.6.2
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tower-util v0.1.0
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]     Checking md-5 v0.7.0
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.25
[INFO] [stderr]     Checking http-connection v0.1.0
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking tower-http-util v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking tower-hyper v0.1.0
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking tower-grpc v0.1.0
[INFO] [stderr]     Checking mongodb v0.3.12
[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-8379a7c424ff462f/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:     0x558fe237722b - backtrace::backtrace::libunwind::trace::h5d27dcba3b250cfe
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x558fe237722b - backtrace::backtrace::trace_unsynchronized::h239341a8b1cadbab
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x558fe237722b - std::sys_common::backtrace::_print::hb0e5dd39180a1838
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x558fe237722b - std::sys_common::backtrace::print::h9b385b2285f057b8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x558fe237722b - std::panicking::default_hook::{{closure}}::he3310a15a78966b4
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x558fe2376f06 - std::panicking::default_hook::h2986f418df62eff4
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x558fe23778ed - std::panicking::rust_panic_with_hook::h15065386631d2a9d
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x558fe2377472 - std::panicking::continue_panic_fmt::h5e7761875fda3864
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x558fe23773bf - std::panicking::begin_panic_fmt::h23e4c9022d6fc089
[INFO] [stderr]                                at src/libstd/panicking.rs:339
[INFO] [stderr]    9:     0x558fe21bbdc5 - build_script_build::main::{{closure}}::hecaf47758ce0f442
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:13
[INFO] [stderr]   10:     0x558fe2198a85 - core::result::Result<T,E>::unwrap_or_else::hd52e2bc8ca453183
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libcore/result.rs:818
[INFO] [stderr]   11:     0x558fe21bbcba - build_script_build::main::h9712d9a35cda9600
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:9
[INFO] [stderr]   12:     0x558fe21d9450 - std::rt::lang_start::{{closure}}::hda0d27f326e43581
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x558fe2377343 - std::rt::lang_start_internal::{{closure}}::hbf4603a1e6e1424d
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   14:     0x558fe2377343 - std::panicking::try::do_call::h7642e0de797eeae0
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   15:     0x558fe237e52a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   16:     0x558fe2377dfd - std::panicking::try::h17f145530f8b5a3f
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   17:     0x558fe2377dfd - std::panic::catch_unwind::hcee1b9b07ea0f9dc
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   18:     0x558fe2377dfd - std::rt::lang_start_internal::h82d44298f58b2cfd
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   19:     0x558fe21d9429 - std::rt::lang_start::hcfa16734781822f7
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x558fe21bbe0a - main
[INFO] [stderr]   21:     0x7f3ff51e02e1 - __libc_start_main
[INFO] [stderr]   22:     0x558fe21988da - _start
[INFO] [stderr]   23:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "f1ba188845f91a68c910c71e540c4d2f311a16f0d527751ea992e5123bc8ba11"`
[INFO] running `"docker" "rm" "-f" "f1ba188845f91a68c910c71e540c4d2f311a16f0d527751ea992e5123bc8ba11"`
[INFO] [stdout] f1ba188845f91a68c910c71e540c4d2f311a16f0d527751ea992e5123bc8ba11