[INFO] crate cumath 0.2.7 is already in cache
[INFO] extracting crate cumath 0.2.7 into work/ex/beta-1.38-1/sources/1.37.0/reg/cumath/0.2.7
[INFO] extracting crate cumath 0.2.7 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cumath/0.2.7
[INFO] validating manifest of cumath-0.2.7 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 cumath-0.2.7 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 cumath-0.2.7
[INFO] finished frobbing cumath-0.2.7
[INFO] frobbed toml for cumath-0.2.7 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cumath/0.2.7/Cargo.toml
[INFO] started frobbing cumath-0.2.7
[INFO] finished frobbing cumath-0.2.7
[INFO] frobbed toml for cumath-0.2.7 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cumath/0.2.7/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 cumath-0.2.7 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cumath/0.2.7:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b06f3c00c2fddbff71f4066f49e1441c4d1bc10d310bfb64bba7514b7a1967e8
[INFO] running `"docker" "start" "-a" "b06f3c00c2fddbff71f4066f49e1441c4d1bc10d310bfb64bba7514b7a1967e8"`
[INFO] [stderr]    Compiling cumath v0.2.7 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `cumath v0.2.7 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/cumath-d39a76c0e5dc14d7/build-script-build` (exit code: 1)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rustc-link-search=native=/usr/local/cuda/lib64
[INFO] [stderr] cargo:rustc-link-lib=dylib=cuda
[INFO] [stderr] cargo:rustc-link-lib=dylib=cudart
[INFO] [stderr] cargo:rustc-link-lib=dylib=cublas
[INFO] [stderr] cargo:rustc-link-lib=dylib=curand
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXX = None
[INFO] [stderr] CXX = None
[INFO] [stderr] NVCC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] NVCC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_NVCC = None
[INFO] [stderr] NVCC = None
[INFO] [stderr] CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXXFLAGS = None
[INFO] [stderr] CXXFLAGS = None
[INFO] [stderr] CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr] running: "nvcc" "-ccbin=c++" "-Xcompiler" "-O0" "-Xcompiler" "-ffunction-sections" "-Xcompiler" "-fdata-sections" "-Xcompiler" "-fPIC" "-G" "-Xcompiler" "-g" "-Xcompiler" "-fno-omit-frame-pointer" "-m64" "-Xcompiler" "-Wall" "-Xcompiler" "-Wextra" "-gencode" "arch=compute_52,code=sm_52" "-gencode" "arch=compute_53,code=sm_53" "-gencode" "arch=compute_61,code=sm_61" "-gencode" "arch=compute_60,code=sm_60" "-gencode" "arch=compute_62,code=sm_62" "-o" "/opt/crater/target/debug/build/cumath-61ec407420f2b2e1/out/kernels/vectorfragment.o" "-c" "kernels/vectorfragment.cu"
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] error occurred: Failed to find tool. Is `nvcc` installed?
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "b06f3c00c2fddbff71f4066f49e1441c4d1bc10d310bfb64bba7514b7a1967e8"`
[INFO] running `"docker" "rm" "-f" "b06f3c00c2fddbff71f4066f49e1441c4d1bc10d310bfb64bba7514b7a1967e8"`
[INFO] [stdout] b06f3c00c2fddbff71f4066f49e1441c4d1bc10d310bfb64bba7514b7a1967e8