[INFO] crate cntk 0.2.1 is already in cache [INFO] checking cntk-0.2.1 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389 [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 b61e69433951e31f7bd746e22f516a48ad41623b [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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-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=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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] 99ca25fd43cb72161a8c0ae0bd56249db4fba1c5f36f7ea991592bdcbf7df51d [INFO] running `"docker" "start" "-a" "99ca25fd43cb72161a8c0ae0bd56249db4fba1c5f36f7ea991592bdcbf7df51d"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ndarray v0.10.14 [INFO] [stderr] Compiling cpp_synom v0.12.0 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Checking mnist v0.4.0 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking rand v0.3.23 [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-c529987f2a95d194/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-7e3f0770cc1cb420/out/rust_cpp/cpp_closures.o" "-c" "/opt/rustwide/target/debug/build/cntk-7e3f0770cc1cb420/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: 0x563ca9593db4 - backtrace::backtrace::libunwind::trace::h836120cb2cfba712 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x563ca9593db4 - backtrace::backtrace::trace_unsynchronized::h363db4af51bde585 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x563ca9593db4 - std::sys_common::backtrace::_print_fmt::h33a80c84a606d44e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x563ca9593db4 - ::fmt::hc3acf58b6df6127f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x563ca95b523c - core::fmt::write::hdef7f8cce8f6a662 [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x563ca958fe37 - std::io::Write::write_fmt::h42f193674aa0004e [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x563ca95969c5 - std::sys_common::backtrace::_print::h5da26908d886b2c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x563ca95969c5 - std::sys_common::backtrace::print::h8a6f66fe88800872 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x563ca95969c5 - std::panicking::default_hook::{{closure}}::h2eebe3935948e7ad [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x563ca95966b6 - std::panicking::default_hook::h6b14b1c7e8865653 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x563ca9597075 - std::panicking::rust_panic_with_hook::h41b9717c69a7f473 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x563ca9596c12 - std::panicking::continue_panic_fmt::ha3ba417ec3a5f012 [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x563ca9596b6c - std::panicking::begin_panic_fmt::h602c5c3dcb40cb68 [INFO] [stderr] at src/libstd/panicking.rs:335 [INFO] [stderr] 13: 0x563ca933b736 - gcc::fail::hb67b5d25da208b51 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672 [INFO] [stderr] 14: 0x563ca932b7c1 - gcc::Build::compile::h3b03b268164817ee [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785 [INFO] [stderr] 15: 0x563ca930dcc3 - cpp_build::Config::build::hf02c9e18f8db42d5 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.3.2/src/lib.rs:484 [INFO] [stderr] 16: 0x563ca930e363 - build_script_build::main::hd12ab5d4974290e6 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6 [INFO] [stderr] 17: 0x563ca930e460 - std::rt::lang_start::{{closure}}::h4f74c7e7ad6cccfa [INFO] [stderr] at /rustc/b61e69433951e31f7bd746e22f516a48ad41623b/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x563ca9596af3 - std::rt::lang_start_internal::{{closure}}::h9d98976b820605e6 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x563ca9596af3 - std::panicking::try::do_call::heb5bc60e15dbcb52 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x563ca959f44a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x563ca959756d - std::panicking::try::hf9b0b6a7905c4995 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 22: 0x563ca959756d - std::panic::catch_unwind::h4f7be31483141e83 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x563ca959756d - std::rt::lang_start_internal::h3053de7339f9193e [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x563ca930e439 - std::rt::lang_start::hd835df5b80a3423f [INFO] [stderr] at /rustc/b61e69433951e31f7bd746e22f516a48ad41623b/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x563ca930e3ea - main [INFO] [stderr] 26: 0x7fbb1293cb97 - __libc_start_main [INFO] [stderr] 27: 0x563ca9307c3a - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "99ca25fd43cb72161a8c0ae0bd56249db4fba1c5f36f7ea991592bdcbf7df51d"` [INFO] running `"docker" "rm" "-f" "99ca25fd43cb72161a8c0ae0bd56249db4fba1c5f36f7ea991592bdcbf7df51d"` [INFO] [stdout] 99ca25fd43cb72161a8c0ae0bd56249db4fba1c5f36f7ea991592bdcbf7df51d