[INFO] crate cntk 0.2.1 is already in cache [INFO] checking cntk-0.2.1 against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672 [INFO] extracting crate cntk 0.2.1 into work/builds/worker-0/source [INFO] validating manifest of crates.io crate cntk 0.2.1 on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "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 work/builds/worker-0/source/Cargo.toml [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 1012bc804b20dced0868636bed5c535564e6eb7a64086d19c36bceea7c03034b [INFO] running `"docker" "start" "-a" "1012bc804b20dced0868636bed5c535564e6eb7a64086d19c36bceea7c03034b"` [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 num-complex v0.1.43 [INFO] [stderr] Checking mnist v0.4.0 [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 cntk v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling cpp_macros v0.3.2 [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-63ed459af01cf3bb/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-2db05f59ef5f3029/out/rust_cpp/cpp_closures.o" "-c" "/opt/rustwide/target/debug/build/cntk-2db05f59ef5f3029/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: 0x55f490bc2dd4 - backtrace::backtrace::libunwind::trace::h3c0a6ef922927c46 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f490bc2dd4 - backtrace::backtrace::trace_unsynchronized::h35d4e03c0e8ab47a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f490bc2dd4 - std::sys_common::backtrace::_print_fmt::hf04e228d9456a61b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x55f490bc2dd4 - ::fmt::hfbc1dc77dae53d09 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x55f490be425c - core::fmt::write::h37dd608a61cc034b [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x55f490bbee57 - std::io::Write::write_fmt::h3b9053b7f45f25c3 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55f490bc59e5 - std::sys_common::backtrace::_print::h9f196a8ab349c245 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x55f490bc59e5 - std::sys_common::backtrace::print::h24c97bdb42c9567f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55f490bc59e5 - std::panicking::default_hook::{{closure}}::h1bfa21bfab63e40f [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x55f490bc56d6 - std::panicking::default_hook::hf7ab6a844228b0c0 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55f490bc6095 - std::panicking::rust_panic_with_hook::hf49dbf6343540046 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x55f490bc5c32 - std::panicking::continue_panic_fmt::h8d0c09641c4ad511 [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x55f490bc5b8c - std::panicking::begin_panic_fmt::h201640cfc5cd404b [INFO] [stderr] at src/libstd/panicking.rs:335 [INFO] [stderr] 13: 0x55f49096a756 - gcc::fail::h3fb48c000c03dfdd [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672 [INFO] [stderr] 14: 0x55f49095a7e1 - gcc::Build::compile::h1dcfb29912315aed [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785 [INFO] [stderr] 15: 0x55f49093cce3 - cpp_build::Config::build::h2f4efe075bd47ec3 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.3.2/src/lib.rs:484 [INFO] [stderr] 16: 0x55f49093d383 - build_script_build::main::h12ff79502c208b69 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6 [INFO] [stderr] 17: 0x55f49093d480 - std::rt::lang_start::{{closure}}::ha33d12906561ffb8 [INFO] [stderr] at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x55f490bc5b13 - std::rt::lang_start_internal::{{closure}}::he5fcc75ec165f647 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x55f490bc5b13 - std::panicking::try::do_call::h17d15f6f56248700 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x55f490bce46a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x55f490bc658d - std::panicking::try::h788d6f62571352f2 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 22: 0x55f490bc658d - std::panic::catch_unwind::h118eae3cc66185af [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x55f490bc658d - std::rt::lang_start_internal::h16dc6aaaeba64bf8 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x55f49093d459 - std::rt::lang_start::h1420d48ee230122e [INFO] [stderr] at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x55f49093d40a - main [INFO] [stderr] 26: 0x7f595ba33b97 - __libc_start_main [INFO] [stderr] 27: 0x55f490936c5a - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "1012bc804b20dced0868636bed5c535564e6eb7a64086d19c36bceea7c03034b"` [INFO] running `"docker" "rm" "-f" "1012bc804b20dced0868636bed5c535564e6eb7a64086d19c36bceea7c03034b"` [INFO] [stdout] 1012bc804b20dced0868636bed5c535564e6eb7a64086d19c36bceea7c03034b