[INFO] crate faster_kvs 0.1.0 is already in cache
[INFO] extracting crate faster_kvs 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/faster_kvs/0.1.0
[INFO] extracting crate faster_kvs 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/faster_kvs/0.1.0
[INFO] validating manifest of faster_kvs-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of faster_kvs-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing faster_kvs-0.1.0
[INFO] finished frobbing faster_kvs-0.1.0
[INFO] frobbed toml for faster_kvs-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/faster_kvs/0.1.0/Cargo.toml
[INFO] started frobbing faster_kvs-0.1.0
[INFO] finished frobbing faster_kvs-0.1.0
[INFO] frobbed toml for faster_kvs-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/faster_kvs/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing faster_kvs-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/faster_kvs/0.1.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 6b907c5b33268a67fe9b597ed4170529efe02b1c63f5a4a6c2979707072757c2
[INFO] running `"docker" "start" "-a" "6b907c5b33268a67fe9b597ed4170529efe02b1c63f5a4a6c2979707072757c2"`
[INFO] [stderr]    Compiling bindgen v0.43.2
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling libfaster-sys v0.1.0
[INFO] [stderr] error: failed to run custom build command for `libfaster-sys v0.1.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/libfaster-sys-c6c0c334ad63a72b/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-0.1.0/FASTER/cc" "-DCMAKE_INSTALL_PREFIX=/opt/crater/target/debug/build/libfaster-sys-d327c2125324ad3d/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-d327c2125324ad3d/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-d327c2125324ad3d/out/build/CMakeFiles/CMakeOutput.log".
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'beta-2019-08-13-x86_64-unknown-linux-gnu'
[INFO] [stderr] To install, run `rustup component add rustfmt --toolchain beta-2019-08-13-x86_64-unknown-linux-gnu`
[INFO] [stderr] Custom { kind: Other, error: "Internal rustfmt error" }
[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-0.1.41/src/lib.rs:835:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x557f853fab6b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x557f853fab6b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x557f853fab6b - std::sys_common::backtrace::_print::h24f527b44b6cfc06
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x557f853fab6b - std::sys_common::backtrace::print::h712608e4347fd64a
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x557f853fab6b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x557f853fa846 - std::panicking::default_hook::hb29963fb4747e0dd
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x557f853fb2dd - std::panicking::rust_panic_with_hook::hd1236c3083de823a
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x557f853fae62 - std::panicking::continue_panic_fmt::he38ad41d6304a12c
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x557f853fadaf - std::panicking::begin_panic_fmt::h4b478f1ed53f4521
[INFO] [stderr]                                at src/libstd/panicking.rs:339
[INFO] [stderr]    9:     0x557f84cba0d6 - cmake::fail::he616d168f760b867
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.41/src/lib.rs:835
[INFO] [stderr]   10:     0x557f84cb9a5a - cmake::run::h9fd5ba790a12dcd0
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.41/src/lib.rs:813
[INFO] [stderr]   11:     0x557f84cb54a8 - cmake::Config::build::h154e972cdb5ee120
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.41/src/lib.rs:651
[INFO] [stderr]   12:     0x557f84caeec9 - build_script_build::main::he554ed4dac9e478b
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/libfaster-sys-0.1.0/build.rs:43
[INFO] [stderr]   13:     0x557f84cafd40 - std::rt::lang_start::{{closure}}::h019c4ea409fb3d4e
[INFO] [stderr]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x557f853face3 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x557f853face3 - std::panicking::try::do_call::h9d779bc5e27e3284
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x557f8540303a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   17:     0x557f853fb7ed - std::panicking::try::h4af22d9cb0afa351
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x557f853fb7ed - std::panic::catch_unwind::hbb68a9ada87bfb97
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x557f853fb7ed - std::rt::lang_start_internal::hba9e09d74440ce4d
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x557f84cafd19 - std::rt::lang_start::heb0f39788c6e99b8
[INFO] [stderr]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x557f84caf2da - main
[INFO] [stderr]   22:     0x7f04a421e2e1 - __libc_start_main
[INFO] [stderr]   23:     0x557f84cae8ca - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "6b907c5b33268a67fe9b597ed4170529efe02b1c63f5a4a6c2979707072757c2"`
[INFO] running `"docker" "rm" "-f" "6b907c5b33268a67fe9b597ed4170529efe02b1c63f5a4a6c2979707072757c2"`
[INFO] [stdout] 6b907c5b33268a67fe9b597ed4170529efe02b1c63f5a4a6c2979707072757c2