[INFO] updating cached repository https://github.com/pdiffley/rust-cuda-sort
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3260c645ba5958ba3474a9dfabbc3ff72a3769c4
[INFO] testing pdiffley/rust-cuda-sort against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdiffley%2Frust-cuda-sort" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pdiffley/rust-cuda-sort on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pdiffley/rust-cuda-sort
[INFO] finished tweaking git repo https://github.com/pdiffley/rust-cuda-sort
[INFO] tweaked toml for git repo https://github.com/pdiffley/rust-cuda-sort written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pdiffley/rust-cuda-sort already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] d7f34f2355991f2cb7995baa2b9794bc1f1f4678ccb028ac99685a9f232063dd
[INFO] running `"docker" "start" "-a" "d7f34f2355991f2cb7995baa2b9794bc1f1f4678ccb028ac99685a9f232063dd"`
[INFO] [stderr]    Compiling cuda_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `cuda_sort v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cuda_sort-68e28864a0dd0618/build-script-build` (exit code: 1)
[INFO] [stderr] --- stdout
[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_61,code=sm_61" "-o" "/opt/rustwide/target/debug/build/cuda_sort-b5a9e6e9ff39c0a6/out/src/sort.o" "-c" "src/sort.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" "d7f34f2355991f2cb7995baa2b9794bc1f1f4678ccb028ac99685a9f232063dd"`
[INFO] running `"docker" "rm" "-f" "d7f34f2355991f2cb7995baa2b9794bc1f1f4678ccb028ac99685a9f232063dd"`
[INFO] [stdout] d7f34f2355991f2cb7995baa2b9794bc1f1f4678ccb028ac99685a9f232063dd