[INFO] updating cached repository wireapp/newhope-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wireapp/newhope-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wireapp/newhope-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/wireapp/newhope-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/wireapp/newhope-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wireapp/newhope-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wireapp/newhope-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wireapp/newhope-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8232308c8506bf0cde4c096cdadabb5dfbaa535b
[INFO] sha for GitHub repo wireapp/newhope-rs: 8232308c8506bf0cde4c096cdadabb5dfbaa535b
[INFO] validating manifest of wireapp/newhope-rs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wireapp/newhope-rs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wireapp/newhope-rs
[INFO] finished frobbing wireapp/newhope-rs
[INFO] frobbed toml for wireapp/newhope-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/wireapp/newhope-rs/Cargo.toml
[INFO] started frobbing wireapp/newhope-rs
[INFO] finished frobbing wireapp/newhope-rs
[INFO] frobbed toml for wireapp/newhope-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wireapp/newhope-rs/Cargo.toml
[INFO] crate wireapp/newhope-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing wireapp/newhope-rs against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/wireapp/newhope-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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] d9781d5a2f04709135235a2c60276b228fd6b77ea753a07c9a7b44c3eac036c4
[INFO] running `"docker" "start" "-a" "d9781d5a2f04709135235a2c60276b228fd6b77ea753a07c9a7b44c3eac036c4"`
[INFO] [stderr]    Compiling cnewhope v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `cnewhope v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/cnewhope-2975b2b3bdd2fb5a/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] running: "cc" "-O3" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "newhope/ref" "-Wall" "-Wextra" "-march=native" "-o" "/opt/crater/target/debug/build/cnewhope-67d4f004737f206e/out/newhope/ref/crypto_stream_chacha20.o" "-c" "newhope/ref/crypto_stream_chacha20.c"
[INFO] [stderr] cargo:warning=cc: error: newhope/ref/crypto_stream_chacha20.c: No such file or directory
[INFO] [stderr] cargo:warning=cc: fatal error: no input files
[INFO] [stderr] cargo:warning=compilation terminated.
[INFO] [stderr] exit code: 1
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr] Internal error occurred: Command "cc" "-O3" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "newhope/ref" "-Wall" "-Wextra" "-march=native" "-o" "/opt/crater/target/debug/build/cnewhope-67d4f004737f206e/out/newhope/ref/crypto_stream_chacha20.o" "-c" "newhope/ref/crypto_stream_chacha20.c" with args "cc" did not execute successfully (status code exit code: 1).
[INFO] [stderr] 
[INFO] [stderr] ', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.15/src/lib.rs:2158:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55bf52bbb5e3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x55bf52bb6feb - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x55bf52bba3a6 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x55bf52bba139 - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x55bf52bbaaaf - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x55bf52bba631 - std::panicking::continue_panic_fmt::ha6d6ae144369025b
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x55bf52bba57e - std::panicking::begin_panic_fmt::he54eae869ed71eb1
[INFO] [stderr]                                at src/libstd/panicking.rs:336
[INFO] [stderr]    7:     0x55bf52b59375 - cc::fail::h9c39af5874dcbb72
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.15/src/lib.rs:2158
[INFO] [stderr]    8:     0x55bf52b4589e - cc::Build::compile::h93822d01ac9abc3a
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.15/src/lib.rs:913
[INFO] [stderr]    9:     0x55bf52b3fe96 - build_script_build::main::h084e790946ca31f2
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:60
[INFO] [stderr]   10:     0x55bf52b3e7cf - std::rt::lang_start::{{closure}}::h0dc67c37611710a6
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]   11:     0x55bf52bba4b2 - std::panicking::try::do_call::hc3d8373a0b215f51
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   12:     0x55bf52bc2cd9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   13:     0x55bf52bbafbc - std::rt::lang_start_internal::he5218c8b95d395f2
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   14:     0x55bf52b3e7a8 - std::rt::lang_start::hdae0e9296e974fc0
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]   15:     0x55bf52b3ff79 - main
[INFO] [stderr]   16:     0x7fd454b142e0 - __libc_start_main
[INFO] [stderr]   17:     0x55bf52b3e3b9 - _start
[INFO] [stderr]   18:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "d9781d5a2f04709135235a2c60276b228fd6b77ea753a07c9a7b44c3eac036c4"`
[INFO] running `"docker" "rm" "-f" "d9781d5a2f04709135235a2c60276b228fd6b77ea753a07c9a7b44c3eac036c4"`
[INFO] [stdout] d9781d5a2f04709135235a2c60276b228fd6b77ea753a07c9a7b44c3eac036c4