[INFO] cloning repository https://github.com/mrwright/blackhole_ocl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrwright/blackhole_ocl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrwright%2Fblackhole_ocl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrwright%2Fblackhole_ocl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00fde850e098f5e651632948e30c6907c78945fc
[INFO] testing mrwright/blackhole_ocl against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrwright%2Fblackhole_ocl" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrwright/blackhole_ocl on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mrwright/blackhole_ocl
[INFO] finished tweaking git repo https://github.com/mrwright/blackhole_ocl
[INFO] tweaked toml for git repo https://github.com/mrwright/blackhole_ocl written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mrwright/blackhole_ocl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95bbec0a1f8ddf45784495aa226684e85e5d55b9cdedbeea9c19a5a4acba7247
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "95bbec0a1f8ddf45784495aa226684e85e5d55b9cdedbeea9c19a5a4acba7247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95bbec0a1f8ddf45784495aa226684e85e5d55b9cdedbeea9c19a5a4acba7247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95bbec0a1f8ddf45784495aa226684e85e5d55b9cdedbeea9c19a5a4acba7247", kill_on_drop: false }`
[INFO] [stdout] 95bbec0a1f8ddf45784495aa226684e85e5d55b9cdedbeea9c19a5a4acba7247
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f110ca37ae0b9d7e7fb27fe6e8a17fd85a8e2f46f7055112b88c7f24b2a271f0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f110ca37ae0b9d7e7fb27fe6e8a17fd85a8e2f46f7055112b88c7f24b2a271f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling ocl-core v0.11.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling qutex v0.2.3
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling image v0.21.3
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling ocl-core-vector v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling ocl v0.19.3
[INFO] [stderr]    Compiling blackhole_ocl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.blackhole_ocl.1ctiqucr-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e" "/opt/rustwide/target/debug/deps/blackhole_ocl-d604ce199044799e.gge5aeh5znn8875.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-b8dabf151b370036/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-28db8dadf5617681.rlib" "/opt/rustwide/target/debug/deps/librand-1422f3df511a12d0.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-716d63fd76a0fe98.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-8c3fe0cebc0277da.rlib" "/opt/rustwide/target/debug/deps/librand_hc-4231c088ff76b208.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-93019106e9a94e72.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-cb6ff27a0198ffaa.rlib" "/opt/rustwide/target/debug/deps/librand_core-576f07123c305a17.rlib" "/opt/rustwide/target/debug/deps/librand_os-b8b4e1b1f3cafb77.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-179f10980ade89d3.rlib" "/opt/rustwide/target/debug/deps/librand_core-fe89edf997f58b50.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-e01c854156a5bc51.rlib" "/opt/rustwide/target/debug/deps/libocl-312e4f9ed5dd9a47.rlib" "/opt/rustwide/target/debug/deps/libqutex-5d69178514a0a7fa.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-842374180f0ce363.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-db38eb1703ac17e7.rlib" "/opt/rustwide/target/debug/deps/libnodrop-66854b726d1a5e83.rlib" "/opt/rustwide/target/debug/deps/libocl_core-3f79146cb89e5481.rlib" "/opt/rustwide/target/debug/deps/libcl_sys-46bf9da0c465fa6f.rlib" "/opt/rustwide/target/debug/deps/libocl_core_vector-98111955f1958be6.rlib" "/opt/rustwide/target/debug/deps/libnum-3099867484fe5a02.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-f935d8f92342100d.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-81f2fe05ef9646e7.rlib" "/opt/rustwide/target/debug/deps/librand-dc33af88b5a97fea.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-1d8c5ce9775023b6.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-cf160550f07bf347.rlib" "/opt/rustwide/target/debug/deps/libenum_primitive-989ec17bd43d3690.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-58bafaa03c7b929e.rlib" "/opt/rustwide/target/debug/deps/libfailure-0ee97abda7d09be9.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-26eca5010be58a0e.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-52279a6707f36ac5.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-cd0ead7d00ad78db.rlib" "/opt/rustwide/target/debug/deps/libfutures-f7032f10c30c3cc1.rlib" "/opt/rustwide/target/debug/deps/libimage-f3dadbad9fbe5662.rlib" "/opt/rustwide/target/debug/deps/libtiff-6a881cadcbb01f62.rlib" "/opt/rustwide/target/debug/deps/libpng-cc256a4ae6f0367b.rlib" "/opt/rustwide/target/debug/deps/libdeflate-2ee91b291097700c.rlib" "/opt/rustwide/target/debug/deps/libinflate-6f9440fa9dd3a21e.rlib" "/opt/rustwide/target/debug/deps/libadler32-fe29fbb16da6965c.rlib" "/opt/rustwide/target/debug/deps/libjpeg_decoder-462bc8d97b6c163a.rlib" "/opt/rustwide/target/debug/deps/librayon-51808184a2b8057e.rlib" "/opt/rustwide/target/debug/deps/librayon_core-06af76ea5eb8b448.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-75f852d814175400.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-9dc2bd425d7715b4.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-c2e5498a1f1962ee.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-bf6bda96af343a27.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-61a8585eac99cded.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-e9f298844c390015.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-f70100d05e1798e6.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/libmaybe_uninit-ba8c860573beb973.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b10e0993eefc366b.rlib" "/opt/rustwide/target/debug/deps/libeither-33aa006be14f1288.rlib" "/opt/rustwide/target/debug/deps/libgif-cc48460aef55eb30.rlib" "/opt/rustwide/target/debug/deps/libcolor_quant-d65e622656ea392c.rlib" "/opt/rustwide/target/debug/deps/libscoped_threadpool-46227cba77bf068c.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-dd1ce8083c48ea2f.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-f2d9bd13d8b747bf.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-ac2ece3ab5b781d3.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-7e3820fe1ecdfec3.rlib" "/opt/rustwide/target/debug/deps/liblzw-0d682a6079178eab.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-04b16b37fbc1beb3.rlib" "/opt/rustwide/target/debug/deps/libclap-276dde38f4411062.rlib" "/opt/rustwide/target/debug/deps/libvec_map-8d2af087de360564.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-9c8afc33c4d7176e.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-382bc28e71ec1b15.rlib" "/opt/rustwide/target/debug/deps/libstrsim-8b805b0832095d99.rlib" "/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rlib" "/opt/rustwide/target/debug/deps/libatty-3d81fa4413b1b1a2.rlib" "/opt/rustwide/target/debug/deps/liblibc-72bab3e423bcd510.rlib" "/opt/rustwide/target/debug/deps/libansi_term-017778a055950e81.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lOpenCL" "-lOpenCL" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lOpenCL
[INFO] [stdout]           /usr/bin/ld: cannot find -lOpenCL
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blackhole_ocl`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f110ca37ae0b9d7e7fb27fe6e8a17fd85a8e2f46f7055112b88c7f24b2a271f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f110ca37ae0b9d7e7fb27fe6e8a17fd85a8e2f46f7055112b88c7f24b2a271f0", kill_on_drop: false }`
[INFO] [stdout] f110ca37ae0b9d7e7fb27fe6e8a17fd85a8e2f46f7055112b88c7f24b2a271f0