[INFO] crate cntk 0.2.1 is already in cache [INFO] checking cntk-0.2.1 against master#6d69caba110c0c2fb90180df1cbc8be5033b91d4 for pr-69530 [INFO] extracting crate cntk 0.2.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate cntk 0.2.1 on toolchain 6d69caba110c0c2fb90180df1cbc8be5033b91d4 [INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "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-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "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] 776961f69ba26c8256849ace35053968541545010d13d0639ae0ad386977beb7 [INFO] running `"docker" "start" "-a" "776961f69ba26c8256849ace35053968541545010d13d0639ae0ad386977beb7"` [INFO] [stderr] Compiling ndarray v0.10.14 [INFO] [stderr] Compiling cpp_synom v0.12.0 [INFO] [stderr] Compiling memchr v1.0.2 [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] 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-5c4a32b130ecf943/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-3a15394b266f7c5a/out/rust_cpp/cpp_closures.o" "-c" "/opt/rustwide/target/debug/build/cntk-3a15394b266f7c5a/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: 0x556eaa1b0b74 - backtrace::backtrace::libunwind::trace::he807ad0519c11e8d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x556eaa1b0b74 - backtrace::backtrace::trace_unsynchronized::h85bf5ebf53f3e79a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x556eaa1b0b74 - std::sys_common::backtrace::_print_fmt::h3298485d15f6bf8f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x556eaa1b0b74 - ::fmt::h9c1cc352997356e8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x556eaa1d23cc - core::fmt::write::h32cac060b41ae4df [INFO] [stderr] at src/libcore/fmt/mod.rs:1053 [INFO] [stderr] 5: 0x556eaa1acc77 - std::io::Write::write_fmt::h4b92e010fec92190 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x556eaa1b3865 - std::sys_common::backtrace::_print::h38b83ef3372fad71 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x556eaa1b3865 - std::sys_common::backtrace::print::hcb4a0f695e1ec3b7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x556eaa1b3865 - std::panicking::default_hook::{{closure}}::h2e8f9cd7d4cd4692 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x556eaa1b35a7 - std::panicking::default_hook::h1e9aeac01791e6cc [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x556eaa1b3e72 - std::panicking::rust_panic_with_hook::h651549a5859dff90 [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x556eaa1b3a5b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:378 [INFO] [stderr] 12: 0x556eaa1b39cb - std::panicking::begin_panic_fmt::hdc77b546b7e988aa [INFO] [stderr] at src/libstd/panicking.rs:332 [INFO] [stderr] 13: 0x556ea9fa0147 - gcc::fail::hbe21d5207b7452db [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672 [INFO] [stderr] 14: 0x556ea9f9154f - gcc::Build::compile::h32e835f8e512ae33 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785 [INFO] [stderr] 15: 0x556ea9f7d075 - cpp_build::Config::build::h4aa3e45722b30738 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.3.2/src/lib.rs:484 [INFO] [stderr] 16: 0x556ea9f7e673 - build_script_build::main::h4a4ce84c372fdd19 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6 [INFO] [stderr] 17: 0x556ea9f7d72b - std::rt::lang_start::{{closure}}::hefb5606f502ec787 [INFO] [stderr] at /rustc/6d69caba110c0c2fb90180df1cbc8be5033b91d4/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x556eaa1b3983 - std::rt::lang_start_internal::{{closure}}::h471f8ba71a80c8e3 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x556eaa1b3983 - std::panicking::try::do_call::hd059bb209a35d92f [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 20: 0x556eaa1bcaf7 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 21: 0x556eaa1b4319 - std::panicking::try::h2452c1b92d9235ae [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 22: 0x556eaa1b4319 - std::panic::catch_unwind::h3d5a9024a61f002e [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x556eaa1b4319 - std::rt::lang_start_internal::hd388fc716683de35 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 24: 0x556ea9f7d707 - std::rt::lang_start::h8de35ce7df56817c [INFO] [stderr] at /rustc/6d69caba110c0c2fb90180df1cbc8be5033b91d4/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x556ea9f7e70a - main [INFO] [stderr] 26: 0x7fc8d8eb3b97 - __libc_start_main [INFO] [stderr] 27: 0x556ea9f772ea - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "776961f69ba26c8256849ace35053968541545010d13d0639ae0ad386977beb7"` [INFO] running `"docker" "rm" "-f" "776961f69ba26c8256849ace35053968541545010d13d0639ae0ad386977beb7"` [INFO] [stdout] 776961f69ba26c8256849ace35053968541545010d13d0639ae0ad386977beb7