[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-1.38-1/sources/1.37.0/gh/asypost/tcp-proxy-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/asypost/tcp-proxy-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/asypost/tcp-proxy-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/asypost/tcp-proxy-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of asypost/tcp-proxy-rust 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 asypost/tcp-proxy-rust [INFO] finished frobbing asypost/tcp-proxy-rust [INFO] frobbed toml for asypost/tcp-proxy-rust written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 asypost/tcp-proxy-rust against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "build" "--frozen"` [INFO] [stdout] 5e29158a158a0a83c0def6edc9a6dcb8e17c9465b718a6a81c6376bdc6367e62 [INFO] running `"docker" "start" "-a" "5e29158a158a0a83c0def6edc9a6dcb8e17c9465b718a6a81c6376bdc6367e62"` [INFO] [stderr] Compiling cl-sys v0.4.1 [INFO] [stderr] Compiling proxy v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling qutex v0.2.0 [INFO] [stderr] Compiling num-bigint v0.1.43 [INFO] [stderr] Compiling ocl-core v0.8.0 [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-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.proxy.70pfc1cg-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5" "/opt/crater/target/debug/deps/proxy-c742a79b2ac128e5.51165a35hx9f0tau.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-833122e588450e68/out/.libs" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libocl-8a24ce98e3c62188.rlib" "/opt/crater/target/debug/deps/libqutex-68b3f303069328d8.rlib" "/opt/crater/target/debug/deps/libcrossbeam-b7feb6e2b32da9c7.rlib" "/opt/crater/target/debug/deps/libnodrop-77b1df44365c6506.rlib" "/opt/crater/target/debug/deps/libocl_core-2c6a38a5301b17e6.rlib" "/opt/crater/target/debug/deps/libcl_sys-8337ad6079ee2a15.rlib" "/opt/crater/target/debug/deps/libocl_core_vector-3a36c728c8087c27.rlib" "/opt/crater/target/debug/deps/libnum-185308c5c4308a5d.rlib" "/opt/crater/target/debug/deps/libnum_rational-2d8fee34c175e494.rlib" "/opt/crater/target/debug/deps/libnum_bigint-56289fb18005b0bc.rlib" "/opt/crater/target/debug/deps/librand-642edd9c938bf70f.rlib" "/opt/crater/target/debug/deps/libnum_complex-731c5c550fcf76ba.rlib" "/opt/crater/target/debug/deps/librustc_serialize-fc0a027b4489f806.rlib" "/opt/crater/target/debug/deps/libnum_iter-4e7b4b2bc86e9e26.rlib" "/opt/crater/target/debug/deps/libnum_integer-83f74a3609dcc7f0.rlib" "/opt/crater/target/debug/deps/libenum_primitive-4483886778d4ebc7.rlib" "/opt/crater/target/debug/deps/libbitflags-8691998c5ee83e05.rlib" "/opt/crater/target/debug/deps/libfailure-60eeb3393c32a485.rlib" "/opt/crater/target/debug/deps/libbacktrace-168aa64c38cf7008.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-db75fe457afe2c4f.rlib" "/opt/crater/target/debug/deps/librustc_demangle-19104f1b4c9b5f77.rlib" "/opt/crater/target/debug/deps/libcfg_if-168f8d02dd20eb98.rlib" "/opt/crater/target/debug/deps/libfutures-d0fb58f35455a941.rlib" "/opt/crater/target/debug/deps/libnum_traits-7cd22444f75ccf10.rlib" "/opt/crater/target/debug/deps/libnum_traits-b8766fe0f551356e.rlib" "/opt/crater/target/debug/deps/libthreadpool-9e53797a1ba8fe1a.rlib" "/opt/crater/target/debug/deps/libnum_cpus-e658f52c252a9cf9.rlib" "/opt/crater/target/debug/deps/liblibc-799fedc4a55ea1c4.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.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" "5e29158a158a0a83c0def6edc9a6dcb8e17c9465b718a6a81c6376bdc6367e62"` [INFO] running `"docker" "rm" "-f" "5e29158a158a0a83c0def6edc9a6dcb8e17c9465b718a6a81c6376bdc6367e62"` [INFO] [stdout] 5e29158a158a0a83c0def6edc9a6dcb8e17c9465b718a6a81c6376bdc6367e62