[INFO] crate cntk 0.2.1 is already in cache [INFO] checking cntk-0.2.1 against try#8810c24b0958114d8dbb32d878444e8956fce80f for pr-66063 [INFO] extracting crate cntk 0.2.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate cntk 0.2.1 on toolchain 8810c24b0958114d8dbb32d878444e8956fce80f [INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate cntk 0.2.1 [INFO] finished tweaking crates.io crate cntk 0.2.1 [INFO] tweaked toml for crates.io crate cntk 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-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" "+8810c24b0958114d8dbb32d878444e8956fce80f" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] de4a93a70e70a52747b3c9b45db41559631678f80a1edb6ab9ed6545314cdccf [INFO] running `"docker" "start" "-a" "de4a93a70e70a52747b3c9b45db41559631678f80a1edb6ab9ed6545314cdccf"` [INFO] [stderr] Compiling ndarray v0.10.14 [INFO] [stderr] Compiling cpp_synom v0.12.0 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking mnist v0.4.0 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Compiling cpp_syn v0.12.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling cpp_common v0.3.2 [INFO] [stderr] Compiling cpp_synmap v0.3.0 [INFO] [stderr] Compiling cpp_build v0.3.2 [INFO] [stderr] Compiling cpp_macros v0.3.2 [INFO] [stderr] Compiling cntk v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking cpp v0.3.2 [INFO] [stderr] error: failed to run custom build command for `cntk v0.2.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/cntk-c6fac897d8aeb1b5/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] OPT_LEVEL = Some("0") [INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu") [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] DEBUG = Some("true") [INFO] [stderr] running: "g++-4.8" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "/opt/rustwide/workdir" "-std=c++11" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/cntk-f26c47691038eb68/out/rust_cpp/cpp_closures.o" "-c" "/opt/rustwide/target/debug/build/cntk-f26c47691038eb68/out/rust_cpp/cpp_closures.cpp" [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at ' [INFO] [stderr] [INFO] [stderr] Internal error occurred: Failed to find tool. Is `g++-4.8` installed? [INFO] [stderr] [INFO] [stderr] ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555c2cb99534 - backtrace::backtrace::libunwind::trace::h34341dd61ff7602e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x555c2cb99534 - backtrace::backtrace::trace_unsynchronized::h10bcbf5508d231b0 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x555c2cb99534 - std::sys_common::backtrace::_print_fmt::hb87a8922e63799ad [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x555c2cb99534 - ::fmt::hff604fd73142418f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x555c2cbba8dc - core::fmt::write::hcd468b4bebc0a25c [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x555c2cb95737 - std::io::Write::write_fmt::hd4ef0439a8ce5162 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x555c2cb9c14e - std::sys_common::backtrace::_print::h41544d836ebb2971 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x555c2cb9c14e - std::sys_common::backtrace::print::hed6b8b83658ed2cc [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x555c2cb9c14e - std::panicking::default_hook::{{closure}}::h89801ee130ad0fd8 [INFO] [stderr] at src/libstd/panicking.rs:188 [INFO] [stderr] 9: 0x555c2cb9be41 - std::panicking::default_hook::hb1f703873593e774 [INFO] [stderr] at src/libstd/panicking.rs:205 [INFO] [stderr] 10: 0x555c2cb9c7fb - std::panicking::rust_panic_with_hook::h0e3fb4ed0a6252f5 [INFO] [stderr] at src/libstd/panicking.rs:464 [INFO] [stderr] 11: 0x555c2cb9c39e - std::panicking::continue_panic_fmt::h2c1e395e4ebf4102 [INFO] [stderr] at src/libstd/panicking.rs:373 [INFO] [stderr] 12: 0x555c2cb9c2df - std::panicking::begin_panic_fmt::h606b9982b83ba1c1 [INFO] [stderr] at src/libstd/panicking.rs:328 [INFO] [stderr] 13: 0x555c2c940816 - gcc::fail::he7879a8a07349293 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672 [INFO] [stderr] 14: 0x555c2c930871 - gcc::Build::compile::hcdbd32c2062132fe [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785 [INFO] [stderr] 15: 0x555c2c914323 - cpp_build::Config::build::h3ff46869d0de2766 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.3.2/src/lib.rs:484 [INFO] [stderr] 16: 0x555c2c914943 - build_script_build::main::hfddf00e7aedfb7f5 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6 [INFO] [stderr] 17: 0x555c2c914a40 - std::rt::lang_start::{{closure}}::h56cf8c35d50e7212 [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/rt.rs:61 [INFO] [stderr] 18: 0x555c2cb9c273 - std::rt::lang_start_internal::{{closure}}::h98c778231b79d91a [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 19: 0x555c2cb9c273 - std::panicking::try::do_call::h7fa5c614dff1056b [INFO] [stderr] at src/libstd/panicking.rs:287 [INFO] [stderr] 20: 0x555c2cba4c8a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:83 [INFO] [stderr] 21: 0x555c2cb9ccdd - std::panicking::try::h0486c1f3e2aa45d4 [INFO] [stderr] at src/libstd/panicking.rs:265 [INFO] [stderr] 22: 0x555c2cb9ccdd - std::panic::catch_unwind::he81620b75fa7fc20 [INFO] [stderr] at src/libstd/panic.rs:396 [INFO] [stderr] 23: 0x555c2cb9ccdd - std::rt::lang_start_internal::hf14c9205eb0a1adf [INFO] [stderr] at src/libstd/rt.rs:47 [INFO] [stderr] 24: 0x555c2c914a19 - std::rt::lang_start::he675d3bc375637b3 [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/rt.rs:61 [INFO] [stderr] 25: 0x555c2c9149ca - main [INFO] [stderr] 26: 0x7f7a29178b97 - __libc_start_main [INFO] [stderr] 27: 0x555c2c90e29a - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "de4a93a70e70a52747b3c9b45db41559631678f80a1edb6ab9ed6545314cdccf"` [INFO] running `"docker" "rm" "-f" "de4a93a70e70a52747b3c9b45db41559631678f80a1edb6ab9ed6545314cdccf"` [INFO] [stdout] de4a93a70e70a52747b3c9b45db41559631678f80a1edb6ab9ed6545314cdccf