[INFO] fetching crate faster-rs 0.8.5...
[INFO] extracting crate faster-rs 0.8.5 into work/ex/beta-1.37-6/sources/1.36.0/reg/faster-rs/0.8.5
[INFO] extracting crate faster-rs 0.8.5 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/faster-rs/0.8.5
[INFO] validating manifest of faster-rs-0.8.5 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 faster-rs-0.8.5 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 faster-rs-0.8.5
[INFO] finished frobbing faster-rs-0.8.5
[INFO] frobbed toml for faster-rs-0.8.5 written to work/ex/beta-1.37-6/sources/1.36.0/reg/faster-rs/0.8.5/Cargo.toml
[INFO] started frobbing faster-rs-0.8.5
[INFO] finished frobbing faster-rs-0.8.5
[INFO] frobbed toml for faster-rs-0.8.5 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/faster-rs/0.8.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libfaster-sys v0.8.3
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing faster-rs-0.8.5 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/faster-rs/0.8.5:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] f22c90eada9515e72d3e8bf19a7e46e3af3a9e32a0ff1fbeec3ee129ae394ac6
[INFO] running `"docker" "start" "-a" "f22c90eada9515e72d3e8bf19a7e46e3af3a9e32a0ff1fbeec3ee129ae394ac6"`
[INFO] [stderr]    Compiling bindgen v0.50.0
[INFO] [stderr]    Compiling libfaster-sys v0.8.3
[INFO] [stderr] error: failed to run custom build command for `libfaster-sys v0.8.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/libfaster-sys-80ca3c4e939944f7/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=build.rs
[INFO] [stderr] cargo:rerun-if-changed=FASTER/
[INFO] [stderr] running: "cmake" "/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/libfaster-sys-0.8.3/FASTER/cc" "-DCMAKE_INSTALL_PREFIX=/opt/crater/target/debug/build/libfaster-sys-6d7bf76f627ee01a/out" "-DCMAKE_C_FLAGS= --std=c++11  -ffunction-sections -fdata-sections -fPIC -m64" "-DCMAKE_C_COMPILER=/usr/bin/cc" "-DCMAKE_CXX_FLAGS= -ffunction-sections -fdata-sections -fPIC -m64" "-DCMAKE_CXX_COMPILER=/usr/bin/c++" "-DCMAKE_BUILD_TYPE=Debug"
[INFO] [stderr] -- The C compiler identification is GNU 6.3.0
[INFO] [stderr] -- The CXX compiler identification is GNU 6.3.0
[INFO] [stderr] -- Check for working C compiler: /usr/bin/cc
[INFO] [stderr] -- Check for working C compiler: /usr/bin/cc -- works
[INFO] [stderr] -- Detecting C compiler ABI info
[INFO] [stderr] -- Detecting C compiler ABI info - done
[INFO] [stderr] -- Detecting C compile features
[INFO] [stderr] -- Detecting C compile features - done
[INFO] [stderr] -- Check for working CXX compiler: /usr/bin/c++
[INFO] [stderr] -- Check for working CXX compiler: /usr/bin/c++ -- works
[INFO] [stderr] -- Detecting CXX compiler ABI info
[INFO] [stderr] -- Detecting CXX compiler ABI info - done
[INFO] [stderr] -- Detecting CXX compile features
[INFO] [stderr] -- Detecting CXX compile features - done
[INFO] [stderr] -- Configuring done
[INFO] [stderr] -- Generating done
[INFO] [stderr] -- Build files have been written to: /opt/crater/target/debug/build/libfaster-sys-6d7bf76f627ee01a/out/build/googletest-download
[INFO] [stderr] Scanning dependencies of target googletest
[INFO] [stderr] [ 11%] Creating directories for 'googletest'
[INFO] [stderr] [ 22%] Performing download step (git clone) for 'googletest'
[INFO] [stderr] -- Had to git clone more than once:
[INFO] [stderr]           3 times.
[INFO] [stderr] CMakeFiles/googletest.dir/build.make:90: recipe for target 'googletest-prefix/src/googletest-stamp/googletest-download' failed
[INFO] [stderr] CMakeFiles/Makefile2:67: recipe for target 'CMakeFiles/googletest.dir/all' failed
[INFO] [stderr] Makefile:83: recipe for target 'all' failed
[INFO] [stderr] -- Configuring incomplete, errors occurred!
[INFO] [stderr] See also "/opt/crater/target/debug/build/libfaster-sys-6d7bf76f627ee01a/out/build/CMakeFiles/CMakeOutput.log".
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'beta-2019-07-23-x86_64-unknown-linux-gnu'
[INFO] [stderr] To install, run `rustup component add rustfmt --toolchain beta-2019-07-23-x86_64-unknown-linux-gnu`
[INFO] [stderr] Failed to run rustfmt: Internal rustfmt error (non-fatal, continuing)
[INFO] [stderr] Cloning into 'googletest-src'...
[INFO] [stderr] fatal: unable to access 'https://github.com/google/googletest.git/': Could not resolve host: github.com
[INFO] [stderr] Cloning into 'googletest-src'...
[INFO] [stderr] fatal: unable to access 'https://github.com/google/googletest.git/': Could not resolve host: github.com
[INFO] [stderr] Cloning into 'googletest-src'...
[INFO] [stderr] fatal: unable to access 'https://github.com/google/googletest.git/': Could not resolve host: github.com
[INFO] [stderr] CMake Error at googletest-download/googletest-prefix/tmp/googletest-gitclone.cmake:56 (message):
[INFO] [stderr]   Failed to clone repository: 'https://github.com/google/googletest.git'
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] make[2]: *** [googletest-prefix/src/googletest-stamp/googletest-download] Error 1
[INFO] [stderr] make[1]: *** [CMakeFiles/googletest.dir/all] Error 2
[INFO] [stderr] make: *** [all] Error 2
[INFO] [stderr] CMake Error at CMakeLists.txt:41 (message):
[INFO] [stderr]   Build step for googletest failed: 2
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] thread 'main' panicked at '
[INFO] [stderr] command did not execute successfully, got: exit code: 1
[INFO] [stderr] 
[INFO] [stderr] build script failed, must exit now', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.40/src/lib.rs:832:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55ff3e28448b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55ff3e28448b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55ff3e28448b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55ff3e28448b - std::sys_common::backtrace::print::h31646c3786c57441
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55ff3e28448b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x55ff3e284167 - std::panicking::default_hook::h0c4b76f338614ef1
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x55ff3e284ce9 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce
[INFO] [stderr]                                at src/libstd/panicking.rs:481
[INFO] [stderr]    7:     0x55ff3e284782 - std::panicking::continue_panic_fmt::h0046167652be99a6
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x55ff3e2846cf - std::panicking::begin_panic_fmt::he65a2e8ff19d8ae0
[INFO] [stderr]                                at src/libstd/panicking.rs:339
[INFO] [stderr]    9:     0x55ff3db44886 - cmake::fail::h3e6e4ee3745a946e
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.40/src/lib.rs:832
[INFO] [stderr]   10:     0x55ff3db441c8 - cmake::run::hdcabaea4db2f1f4f
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.40/src/lib.rs:810
[INFO] [stderr]   11:     0x55ff3db3f97f - cmake::Config::build::h103f9afde9f2d140
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.40/src/lib.rs:648
[INFO] [stderr]   12:     0x55ff3db37459 - build_script_build::main::h59364b82d2317f48
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/libfaster-sys-0.8.3/build.rs:43
[INFO] [stderr]   13:     0x55ff3db3a640 - std::rt::lang_start::{{closure}}::h33a666491d782a93
[INFO] [stderr]                                at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55ff3e284603 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55ff3e284603 - std::panicking::try::do_call::h480cafa68c9928b4
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x55ff3e28c7ca - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x55ff3e2851cd - std::panicking::try::he0549d0299de204a
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x55ff3e2851cd - std::panic::catch_unwind::h422dc2db98f03517
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x55ff3e2851cd - std::rt::lang_start_internal::h121de03325a3f900
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x55ff3db3a619 - std::rt::lang_start::h31eda4d1e92cd609
[INFO] [stderr]                                at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55ff3db3786a - main
[INFO] [stderr]   22:     0x7f4f9a03e2e1 - __libc_start_main
[INFO] [stderr]   23:     0x55ff3db36f0a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "f22c90eada9515e72d3e8bf19a7e46e3af3a9e32a0ff1fbeec3ee129ae394ac6"`
[INFO] running `"docker" "rm" "-f" "f22c90eada9515e72d3e8bf19a7e46e3af3a9e32a0ff1fbeec3ee129ae394ac6"`
[INFO] [stdout] f22c90eada9515e72d3e8bf19a7e46e3af3a9e32a0ff1fbeec3ee129ae394ac6