[INFO] updating cached repository vitelabs/pow-gpu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vitelabs/pow-gpu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vitelabs/pow-gpu" "work/ex/beta-1.38-1/sources/1.37.0/gh/vitelabs/pow-gpu"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/vitelabs/pow-gpu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vitelabs/pow-gpu" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vitelabs/pow-gpu"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vitelabs/pow-gpu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c8e872111e715adb30ea99a71738cd5931284ac
[INFO] sha for GitHub repo vitelabs/pow-gpu: 6c8e872111e715adb30ea99a71738cd5931284ac
[INFO] validating manifest of vitelabs/pow-gpu 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 vitelabs/pow-gpu 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 vitelabs/pow-gpu
[INFO] finished frobbing vitelabs/pow-gpu
[INFO] frobbed toml for vitelabs/pow-gpu written to work/ex/beta-1.38-1/sources/1.37.0/gh/vitelabs/pow-gpu/Cargo.toml
[INFO] started frobbing vitelabs/pow-gpu
[INFO] finished frobbing vitelabs/pow-gpu
[INFO] frobbed toml for vitelabs/pow-gpu written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vitelabs/pow-gpu/Cargo.toml
[INFO] crate vitelabs/pow-gpu already has a lockfile, it will not be regenerated
[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 vitelabs/pow-gpu 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vitelabs/pow-gpu:/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] cc52b37706a79be06edab8c09d0495ad65a6b7ec993dca4a83d2264c92328de8
[INFO] running `"docker" "start" "-a" "cc52b37706a79be06edab8c09d0495ad65a6b7ec993dca4a83d2264c92328de8"`
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling cl-sys v0.4.1
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling serde v1.0.45
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling base64 v0.9.1
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling ocl-core v0.9.0
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling digest v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling qutex v0.2.1
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling blake2 v0.7.1
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling ocl-core-vector v0.1.0
[INFO] [stderr]    Compiling tokio-fs v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.6
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling hyper v0.11.25
[INFO] [stderr]    Compiling ocl v0.18.0
[INFO] [stderr] warning[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.18.0/src/standard/buffer.rs:1609:13
[INFO] [stderr]      |
[INFO] [stderr] 1606 |         let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?;
[INFO] [stderr]      |                                                                       ---- mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1609 |             &self.cmd.buffer.obj_core, true, flags, offset, len, ewait, enew)?;
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1614 |             queue.clone()))
[INFO] [stderr]      |             ----- mutable borrow later used here
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]      = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]      = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.18.0/src/standard/buffer.rs:1613:57
[INFO] [stderr]      |
[INFO] [stderr] 1606 |         let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?;
[INFO] [stderr]      |                                                                       ---- mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1613 |         Ok(MemMap::new(mm_core, len, None, unmap_event, self.cmd.buffer.obj_core.clone(),
[INFO] [stderr]      |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr] 1614 |             queue.clone()))
[INFO] [stderr]      |             ----- mutable borrow later used here
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]      = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]      = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.18.0/src/standard/buffer.rs:1635:13
[INFO] [stderr]      |
[INFO] [stderr] 1630 |         let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?;
[INFO] [stderr]      |                                                                       ---- mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1635 |             &self.cmd.buffer.obj_core, false, flags, offset, len, ewait,
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1646 |             self.cmd.buffer.obj_core.clone(), queue.clone(), /*is_mapped*/))
[INFO] [stderr]      |                                               ----- mutable borrow later used here
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]      = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]      = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.18.0/src/standard/buffer.rs:1646:13
[INFO] [stderr]      |
[INFO] [stderr] 1630 |         let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?;
[INFO] [stderr]      |                                                                       ---- mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1646 |             self.cmd.buffer.obj_core.clone(), queue.clone(), /*is_mapped*/))
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^^^^          ----- mutable borrow later used here
[INFO] [stderr]      |             |
[INFO] [stderr]      |             immutable borrow occurs here
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]      = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]      = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling dpow-work-server v0.1.7 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ocl::prm::Ulong`
[INFO] [stderr]  --> src/gpu.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ocl::prm::Ulong;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:109:73
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn generate_work(&self, root: [u8; 32], threshold: [u8; 32]) -> Box<Future<Item = [u8; 8], Error = WorkError>> {
[INFO] [stderr]     |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = [u8; 8], Error = WorkError>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:246:14
[INFO] [stderr]     |
[INFO] [stderr] 246 |     ) -> Box<Future<Item = (StatusCode, Value), Error = hyper::Error>> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (StatusCode, Value), Error = hyper::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:315:23
[INFO] [stderr]     |
[INFO] [stderr] 315 |     type Future = Box<Future<Item = Self::Response, Error = Self::Error>>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Response, Error = Self::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `root`
[INFO] [stderr]   --> src/main.rs:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold:  [u8; 32]) -> bool {
[INFO] [stderr]    |               ^^^^ help: consider prefixing with an underscore: `_root`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `work`
[INFO] [stderr]   --> src/main.rs:58:31
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold:  [u8; 32]) -> bool {
[INFO] [stderr]    |                               ^^^^ help: consider prefixing with an underscore: `_work`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `threshold`
[INFO] [stderr]   --> src/main.rs:58:46
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn work_valid(root: [u8; 32], work: [u8; 8], threshold:  [u8; 32]) -> bool {
[INFO] [stderr]    |                                              ^^^^^^^^^ help: consider prefixing with an underscore: `_threshold`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `work_value`
[INFO] [stderr]   --> src/main.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn work_value(root: [u8; 32], work: [u8; 8]) -> u64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_work_json`
[INFO] [stderr]    --> src/main.rs:155:7
[INFO] [stderr]     |
[INFO] [stderr] 155 |       fn parse_work_json(json: &Value) -> Result<[u8; 8], Value> {
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.dpow_work_server.2uunf89f-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b" "/opt/crater/target/debug/deps/dpow_work_server-25162dec0952702b.3w0ovahxo5y1xyff.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/target/debug/build/backtrace-sys-84169ba3b2918e72/out/.libs" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libserde_json-da974a10e3ad78c1.rlib" "/opt/crater/target/debug/deps/libitoa-c4781e9575afe04a.rlib" "/opt/crater/target/debug/deps/libdtoa-dbece04ab2440d63.rlib" "/opt/crater/target/debug/deps/libserde-2a45334f6e19ab97.rlib" "/opt/crater/target/debug/deps/libparking_lot-ec30974b7ef5866e.rlib" "/opt/crater/target/debug/deps/libparking_lot_core-27b6236fa284d4fc.rlib" "/opt/crater/target/debug/deps/libsmallvec-f5279d6017ea46e8.rlib" "/opt/crater/target/debug/deps/libowning_ref-19d8aa32a3c62913.rlib" "/opt/crater/target/debug/deps/libstable_deref_trait-31dcd1efaf809c24.rlib" "/opt/crater/target/debug/deps/libocl-4d52bc6763110647.rlib" "/opt/crater/target/debug/deps/libqutex-eb0763b636703ede.rlib" "/opt/crater/target/debug/deps/libcrossbeam-059bd6b2f9ab096d.rlib" "/opt/crater/target/debug/deps/libocl_core-d1ed8a0ca23efe0d.rlib" "/opt/crater/target/debug/deps/libcl_sys-4b1da10562e95071.rlib" "/opt/crater/target/debug/deps/libocl_core_vector-f13a96693c866f18.rlib" "/opt/crater/target/debug/deps/libnum-fb900c1628d1f61b.rlib" "/opt/crater/target/debug/deps/libnum_rational-1a07da70015fb2f2.rlib" "/opt/crater/target/debug/deps/libnum_bigint-ec05aa3c933b9e5c.rlib" "/opt/crater/target/debug/deps/libnum_iter-b2716f73be0c4bcd.rlib" "/opt/crater/target/debug/deps/libnum_integer-9ce89979889fd94d.rlib" "/opt/crater/target/debug/deps/libnum_complex-acc74b45062d9596.rlib" "/opt/crater/target/debug/deps/librustc_serialize-cc29b8ffd74fbfca.rlib" "/opt/crater/target/debug/deps/libenum_primitive-f16471a0a95d21b6.rlib" "/opt/crater/target/debug/deps/libnum_traits-854f09a72937134e.rlib" "/opt/crater/target/debug/deps/libfailure-ebdedf6c7a0f2e97.rlib" "/opt/crater/target/debug/deps/libbacktrace-0e21a8cf504e465b.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-b045ffc5a632048b.rlib" "/opt/crater/target/debug/deps/librustc_demangle-89dc169db47dd685.rlib" "/opt/crater/target/debug/deps/libnum_traits-afa9f3b1620256a9.rlib" "/opt/crater/target/debug/deps/libhyper-dbb0a63cb7aa2bcb.rlib" "/opt/crater/target/debug/deps/libtokio_proto-5390dfcd58368fae.rlib" "/opt/crater/target/debug/deps/liblog-6089c815e7e60f2c.rlib" "/opt/crater/target/debug/deps/libtokio_service-bc1609eeaedce100.rlib" "/opt/crater/target/debug/deps/libtake-b3deecc5ce1ba025.rlib" "/opt/crater/target/debug/deps/libsmallvec-3645e21488d3716e.rlib" "/opt/crater/target/debug/deps/libslab-4e7b24a66e4d7090.rlib" "/opt/crater/target/debug/deps/librand-baa78b353d91eca7.rlib" "/opt/crater/target/debug/deps/libtokio_core-a093422ece3400cc.rlib" "/opt/crater/target/debug/deps/libscoped_tls-2f61a1ab265ccbc8.rlib" "/opt/crater/target/debug/deps/libtokio-465a6a5d4d666e69.rlib" "/opt/crater/target/debug/deps/libtokio_udp-323da4389ad8b2df.rlib" "/opt/crater/target/debug/deps/libtokio_tcp-0df6b05cf21fd840.rlib" "/opt/crater/target/debug/deps/libtokio_timer-fab31fcc1e577edd.rlib" "/opt/crater/target/debug/deps/libtokio_reactor-5809773e9fad9ddc.rlib" "/opt/crater/target/debug/deps/libtokio_fs-1aa3deae120ea747.rlib" "/opt/crater/target/debug/deps/libtokio_threadpool-c4d5d1dd4901df14.rlib" "/opt/crater/target/debug/deps/librand-e7c0917706e1ea21.rlib" "/opt/crater/target/debug/deps/libcrossbeam_deque-a2393764cda2a702.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-dbf6183f575a5e5f.rlib" "/opt/crater/target/debug/deps/libscopeguard-316f896e0d3e978a.rlib" "/opt/crater/target/debug/deps/libmemoffset-6c4b37f364c61d2a.rlib" "/opt/crater/target/debug/deps/liblazy_static-544ad40da8f8b589.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-4b7bf406a438e781.rlib" "/opt/crater/target/debug/deps/libarrayvec-b5d3ba4cf7c64fb7.rlib" "/opt/crater/target/debug/deps/libnodrop-ebe102d76b342fed.rlib" "/opt/crater/target/debug/deps/libtokio_executor-376e0657dbf07675.rlib" "/opt/crater/target/debug/deps/libtokio_io-f2460561c58fe1bc.rlib" "/opt/crater/target/debug/deps/libmio-392221029c128bdf.rlib" "/opt/crater/target/debug/deps/libslab-5ba5e0ab3535f558.rlib" "/opt/crater/target/debug/deps/libnet2-9d3d88a35b3f6b13.rlib" "/opt/crater/target/debug/deps/liblazycell-4aff62803df25dee.rlib" "/opt/crater/target/debug/deps/libtime-d36c9796dc165561.rlib" "/opt/crater/target/debug/deps/librelay-f0deba65561e94fe.rlib" "/opt/crater/target/debug/deps/libpercent_encoding-7ae675a5263db170.rlib" "/opt/crater/target/debug/deps/libmime-d15951db3ef06591.rlib" "/opt/crater/target/debug/deps/libunicase-0db327f51a87fbf5.rlib" "/opt/crater/target/debug/deps/liblog-f1a48c08ebb5a9fa.rlib" "/opt/crater/target/debug/deps/libcfg_if-d2f9aadfe21168ff.rlib" "/opt/crater/target/debug/deps/liblanguage_tags-31855a1d4a2b270f.rlib" "/opt/crater/target/debug/deps/libhttparse-87f00dfb884184cf.rlib" "/opt/crater/target/debug/deps/libfutures_cpupool-96f9eda799b3c87b.rlib" "/opt/crater/target/debug/deps/libnum_cpus-8cc98da5b4a062ff.rlib" "/opt/crater/target/debug/deps/libbytes-8f391cdd88e5870e.rlib" "/opt/crater/target/debug/deps/libiovec-230741d0c692cbf5.rlib" "/opt/crater/target/debug/deps/libbase64-f7c9eeac585e0bbc.rlib" "/opt/crater/target/debug/deps/libsafemem-c18df4925d4a324d.rlib" "/opt/crater/target/debug/deps/libhex-979204dee82ccb65.rlib" "/opt/crater/target/debug/deps/libfutures-3661a280aa742451.rlib" "/opt/crater/target/debug/deps/libclap-cbbdcac69e83146a.rlib" "/opt/crater/target/debug/deps/libvec_map-574990f4164cde65.rlib" "/opt/crater/target/debug/deps/libtextwrap-2bf691a8202f6754.rlib" "/opt/crater/target/debug/deps/libunicode_width-8e49fc9eb4c9dbb0.rlib" "/opt/crater/target/debug/deps/libstrsim-c714b4fac07361e2.rlib" "/opt/crater/target/debug/deps/libbitflags-70a7e6d2f9d4aa58.rlib" "/opt/crater/target/debug/deps/libatty-c7984f678803cd0b.rlib" "/opt/crater/target/debug/deps/liblibc-359335290a215031.rlib" "/opt/crater/target/debug/deps/libansi_term-ab3d266e25626249.rlib" "/opt/crater/target/debug/deps/libbyteorder-94632e90d2723e82.rlib" "/opt/crater/target/debug/deps/libblake2-cb645481ec3143b0.rlib" "/opt/crater/target/debug/deps/libcrypto_mac-4d69f0b5505c3cfe.rlib" "/opt/crater/target/debug/deps/libconstant_time_eq-7994b6877fd1d3a2.rlib" "/opt/crater/target/debug/deps/libdigest-8008f4f53c0573f2.rlib" "/opt/crater/target/debug/deps/libgeneric_array-8ec2d879b1ae6574.rlib" "/opt/crater/target/debug/deps/libtypenum-49005c187b93bc71.rlib" "/opt/crater/target/debug/deps/libbyte_tools-e0808b81140be31c.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4a76ff35a356aedf.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e11c7b3b3225afe2.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-13217ede3d276f16.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-621a9ee22da6caa1.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-546c844e8071bbeb.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-be9569e4d599746f.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-47d8845cef2a3bc5.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-017511bce73a530c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-be7979c57a08057b.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d6459c4f0817c67c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-580035dd98451925.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-aee5c24fff305dea.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8a55a4098920125a.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-9fc4b5be2ba5cc19.rlib" "-Wl,-Bdynamic" "-lOpenCL" "-lOpenCL" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lOpenCL
[INFO] [stderr]           /usr/bin/ld: cannot find -lOpenCL
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `dpow-work-server`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "cc52b37706a79be06edab8c09d0495ad65a6b7ec993dca4a83d2264c92328de8"`
[INFO] running `"docker" "rm" "-f" "cc52b37706a79be06edab8c09d0495ad65a6b7ec993dca4a83d2264c92328de8"`
[INFO] [stdout] cc52b37706a79be06edab8c09d0495ad65a6b7ec993dca4a83d2264c92328de8