[INFO] updating cached repository asypost/tcp-proxy-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/asypost/tcp-proxy-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/asypost/tcp-proxy-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/asypost/tcp-proxy-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/asypost/tcp-proxy-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/asypost/tcp-proxy-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/asypost/tcp-proxy-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/asypost/tcp-proxy-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0a9cbf42f2fcf3397f6b7ec3f5ae8fecfae07d52
[INFO] sha for GitHub repo asypost/tcp-proxy-rust: 0a9cbf42f2fcf3397f6b7ec3f5ae8fecfae07d52
[INFO] validating manifest of asypost/tcp-proxy-rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of asypost/tcp-proxy-rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing asypost/tcp-proxy-rust
[INFO] finished frobbing asypost/tcp-proxy-rust
[INFO] frobbed toml for asypost/tcp-proxy-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/asypost/tcp-proxy-rust/Cargo.toml
[INFO] started frobbing asypost/tcp-proxy-rust
[INFO] finished frobbing asypost/tcp-proxy-rust
[INFO] frobbed toml for asypost/tcp-proxy-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/asypost/tcp-proxy-rust/Cargo.toml
[INFO] crate asypost/tcp-proxy-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing asypost/tcp-proxy-rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/asypost/tcp-proxy-rust:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] c69d7a4b094b26cc39b517d835fcb47af9c2d7605a336fc2d797dd41730957b0
[INFO] running `"docker" "start" "-a" "c69d7a4b094b26cc39b517d835fcb47af9c2d7605a336fc2d797dd41730957b0"`
[INFO] [stderr]    Compiling cl-sys v0.4.1
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling proxy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.42
[INFO] [stderr]    Compiling qutex v0.2.0
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling ocl-core v0.8.0
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling failure v0.1.1
[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 ocl v0.17.0
[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-0.17.0/src/standard/buffer.rs:1606:13
[INFO] [stderr]      |
[INFO] [stderr] 1603 |         let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?;
[INFO] [stderr]      |                                                                       ---- mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1606 |             &self.cmd.buffer.obj_core, true, flags, offset, len, ewait, enew)?;
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1611 |             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-0.17.0/src/standard/buffer.rs:1610:57
[INFO] [stderr]      |
[INFO] [stderr] 1603 |         let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?;
[INFO] [stderr]      |                                                                       ---- mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1610 |         Ok(MemMap::new(mm_core, len, None, unmap_event, self.cmd.buffer.obj_core.clone(),
[INFO] [stderr]      |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr] 1611 |             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-0.17.0/src/standard/buffer.rs:1632:13
[INFO] [stderr]      |
[INFO] [stderr] 1627 |         let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?;
[INFO] [stderr]      |                                                                       ---- mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1632 |             &self.cmd.buffer.obj_core, false, flags, offset, len, ewait,
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1643 |             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-0.17.0/src/standard/buffer.rs:1643:13
[INFO] [stderr]      |
[INFO] [stderr] 1627 |         let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?;
[INFO] [stderr]      |                                                                       ---- mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 1643 |             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] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/proxy/crypt.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |             let mut pro_que = pro_que_builder.dims(data.len()).build()?;
[INFO] [stderr]    |                 ----^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/proxy/crypt.rs:79:17
[INFO] [stderr]    |
[INFO] [stderr] 79 |             let mut kernel = pro_que
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[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/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.proxy.bcu3pa76-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07" "/opt/crater/target/debug/deps/proxy-53ced866d16f7e07.1g5o8wlmmcx4n896.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-52a124cb037f2e42/out/.libs" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libocl-79fa48d8c613cf8c.rlib" "/opt/crater/target/debug/deps/libqutex-28b8f0c9f03dade1.rlib" "/opt/crater/target/debug/deps/libcrossbeam-f829e8abab7adb97.rlib" "/opt/crater/target/debug/deps/libnodrop-d84e124200a37cb9.rlib" "/opt/crater/target/debug/deps/libocl_core-91bcb8caafed0bbb.rlib" "/opt/crater/target/debug/deps/libcl_sys-3428889cf3ef6291.rlib" "/opt/crater/target/debug/deps/libocl_core_vector-bba32d57fb043fcf.rlib" "/opt/crater/target/debug/deps/libnum-3ef7662bd86ffe76.rlib" "/opt/crater/target/debug/deps/libnum_rational-d63b7944f56a0a84.rlib" "/opt/crater/target/debug/deps/libnum_bigint-36d9e8e98c1e8f9b.rlib" "/opt/crater/target/debug/deps/librand-fb2af003d7fee133.rlib" "/opt/crater/target/debug/deps/libnum_complex-5224ac8d659ac626.rlib" "/opt/crater/target/debug/deps/librustc_serialize-349ba31664dfb847.rlib" "/opt/crater/target/debug/deps/libnum_iter-98a42d116c2b8f4b.rlib" "/opt/crater/target/debug/deps/libnum_integer-8c90599708962e23.rlib" "/opt/crater/target/debug/deps/libenum_primitive-0b230dc20648e2bf.rlib" "/opt/crater/target/debug/deps/libbitflags-830829b20e90b150.rlib" "/opt/crater/target/debug/deps/libfailure-9a4c3f2b8468337b.rlib" "/opt/crater/target/debug/deps/libbacktrace-20ccf6bc5bc91e61.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-32a6f0d4f15d3b8b.rlib" "/opt/crater/target/debug/deps/librustc_demangle-7d15f5de0df23340.rlib" "/opt/crater/target/debug/deps/libcfg_if-af8485a38956c1b4.rlib" "/opt/crater/target/debug/deps/libfutures-cbb1c6c2d050bf94.rlib" "/opt/crater/target/debug/deps/libnum_traits-94a91fbe3b05293e.rlib" "/opt/crater/target/debug/deps/libnum_traits-3f26fc05ea705256.rlib" "/opt/crater/target/debug/deps/libthreadpool-6247cbd4137c9d7a.rlib" "/opt/crater/target/debug/deps/libnum_cpus-b48a6d3f5069a8b8.rlib" "/opt/crater/target/debug/deps/liblibc-5e48f0a18c73291f.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.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 `proxy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c69d7a4b094b26cc39b517d835fcb47af9c2d7605a336fc2d797dd41730957b0"`
[INFO] running `"docker" "rm" "-f" "c69d7a4b094b26cc39b517d835fcb47af9c2d7605a336fc2d797dd41730957b0"`
[INFO] [stdout] c69d7a4b094b26cc39b517d835fcb47af9c2d7605a336fc2d797dd41730957b0