[INFO] crate cntk 0.2.1 is already in cache [INFO] checking cntk-0.2.1 against master#0d2817a439c2ad9fe343f6347eb6d90947893363 for pr-67531 [INFO] extracting crate cntk 0.2.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate cntk 0.2.1 on toolchain 0d2817a439c2ad9fe343f6347eb6d90947893363 [INFO] running `"/workspace/cargo-home/bin/cargo" "+0d2817a439c2ad9fe343f6347eb6d90947893363" "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-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+0d2817a439c2ad9fe343f6347eb6d90947893363" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+0d2817a439c2ad9fe343f6347eb6d90947893363" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "+0d2817a439c2ad9fe343f6347eb6d90947893363" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 53fbbde85ea3984160c964ca0f5b45393bd971bd4842316ac1c8ff8383aa0ad7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "53fbbde85ea3984160c964ca0f5b45393bd971bd4842316ac1c8ff8383aa0ad7"` [INFO] [stderr] Compiling ndarray v0.10.14 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Compiling cpp_synom v0.12.0 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Checking aho-corasick v0.6.10 [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 regex v0.2.11 [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-333aa7040bc67ea5/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-2f8cb572da53f3e1/out/rust_cpp/cpp_closures.o" "-c" "/opt/rustwide/target/debug/build/cntk-2f8cb572da53f3e1/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: 0x55f9fe58f0a4 - backtrace::backtrace::libunwind::trace::h88f00a8d3895ea10 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f9fe58f0a4 - backtrace::backtrace::trace_unsynchronized::h4ca1df924c7b5901 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f9fe58f0a4 - std::sys_common::backtrace::_print_fmt::had352bd7b8affceb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x55f9fe58f0a4 - ::fmt::h4404b586f9ddad5f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x55f9fe5b003c - core::fmt::write::h1ef5ea597ad3e25e [INFO] [stderr] at src/libcore/fmt/mod.rs:1057 [INFO] [stderr] 5: 0x55f9fe58b377 - std::io::Write::write_fmt::h5cbe88edfb9ad8f5 [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x55f9fe5918fe - std::sys_common::backtrace::_print::h5d62b222153b0a57 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x55f9fe5918fe - std::sys_common::backtrace::print::hb580dac9bf29d123 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x55f9fe5918fe - std::panicking::default_hook::{{closure}}::h072d6b5ce4fd5ca1 [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x55f9fe5915f1 - std::panicking::default_hook::hef4245424db77bd8 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55f9fe591f8b - std::panicking::rust_panic_with_hook::hf59de39541dfae86 [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x55f9fe591b3e - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:375 [INFO] [stderr] 12: 0x55f9fe591a80 - std::panicking::begin_panic_fmt::hd403c5c14a18b6dd [INFO] [stderr] at src/libstd/panicking.rs:326 [INFO] [stderr] 13: 0x55f9fe356076 - gcc::fail::h8991c0372c23bf8e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672 [INFO] [stderr] 14: 0x55f9fe345f01 - gcc::Build::compile::h200438fbacd0a771 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785 [INFO] [stderr] 15: 0x55f9fe32b213 - cpp_build::Config::build::ha1fed4360efc2ef7 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.3.2/src/lib.rs:484 [INFO] [stderr] 16: 0x55f9fe32faf3 - build_script_build::main::hfbd91ef02c23385c [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6 [INFO] [stderr] 17: 0x55f9fe32b8b0 - std::rt::lang_start::{{closure}}::had942f90e38b0462 [INFO] [stderr] at /rustc/0d2817a439c2ad9fe343f6347eb6d90947893363/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x55f9fe591a23 - std::rt::lang_start_internal::{{closure}}::he22b4dc136dfc0c4 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x55f9fe591a23 - std::panicking::try::do_call::heddd39178d6a1b25 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x55f9fe59a71a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:78 [INFO] [stderr] 21: 0x55f9fe592420 - std::panicking::try::h683b5635b76ee763 [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 22: 0x55f9fe592420 - std::panic::catch_unwind::h9540defe988edc8c [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x55f9fe592420 - std::rt::lang_start_internal::hdc41c8ad82b2f2e3 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 24: 0x55f9fe32b889 - std::rt::lang_start::h2139f45124e20eab [INFO] [stderr] at /rustc/0d2817a439c2ad9fe343f6347eb6d90947893363/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x55f9fe32fb7a - main [INFO] [stderr] 26: 0x7fa52682cb97 - __libc_start_main [INFO] [stderr] 27: 0x55f9fe32516a - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "53fbbde85ea3984160c964ca0f5b45393bd971bd4842316ac1c8ff8383aa0ad7"` [INFO] running `"docker" "rm" "-f" "53fbbde85ea3984160c964ca0f5b45393bd971bd4842316ac1c8ff8383aa0ad7"` [INFO] [stdout] 53fbbde85ea3984160c964ca0f5b45393bd971bd4842316ac1c8ff8383aa0ad7