[INFO] crate cntk 0.2.1 is already in cache [INFO] checking cntk-0.2.1 against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852 [INFO] extracting crate cntk 0.2.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate cntk 0.2.1 on toolchain e922e6444795ab795fab1943288aee3d543699b8 [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "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-3/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+e922e6444795ab795fab1943288aee3d543699b8" "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] 5ee7329ec79b5058a052f33b2a2f0bdb4883facf25b717d47c28a98f787e488f [INFO] running `"docker" "start" "-a" "5ee7329ec79b5058a052f33b2a2f0bdb4883facf25b717d47c28a98f787e488f"` [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-9a3844e2bbe91ee0/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" "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-d6e7350b846852f0/out/rust_cpp/cpp_closures.o" "-c" "/opt/rustwide/target/debug/build/cntk-d6e7350b846852f0/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: 0x55f044b30454 - backtrace::backtrace::libunwind::trace::h9f1d8738cf6f142e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f044b30454 - backtrace::backtrace::trace_unsynchronized::h36d929b1b2ff5781 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f044b30454 - std::sys_common::backtrace::_print_fmt::hacbc333e6aeece5a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x55f044b30454 - ::fmt::hdf9238626066ab75 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x55f044b5150c - core::fmt::write::h5e029752b22165fa [INFO] [stderr] at src/libcore/fmt/mod.rs:1024 [INFO] [stderr] 5: 0x55f044b2c647 - std::io::Write::write_fmt::hf6191160ed350e3f [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x55f044b32cae - std::sys_common::backtrace::_print::h6a8189d6f64e43ee [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x55f044b32cae - std::sys_common::backtrace::print::h8fb1dcbcd98a6ec2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x55f044b32cae - std::panicking::default_hook::{{closure}}::h85d7bb172edc868f [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x55f044b329a1 - std::panicking::default_hook::h4c7e437cd4a16e76 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55f044b3333b - std::panicking::rust_panic_with_hook::h8647154d80cbed98 [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x55f044b32eee - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:375 [INFO] [stderr] 12: 0x55f044b32e30 - std::panicking::begin_panic_fmt::h1d9a70b21fb37639 [INFO] [stderr] at src/libstd/panicking.rs:326 [INFO] [stderr] 13: 0x55f0448f7186 - gcc::fail::h755a5135c4a8533f [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672 [INFO] [stderr] 14: 0x55f0448e7011 - gcc::Build::compile::ha83f2d6d1c3ca9ff [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785 [INFO] [stderr] 15: 0x55f0448cc263 - cpp_build::Config::build::h283efe11c9fe3a70 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.3.2/src/lib.rs:484 [INFO] [stderr] 16: 0x55f0448d0b43 - build_script_build::main::h149f0fb23dde15c0 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6 [INFO] [stderr] 17: 0x55f0448cc900 - std::rt::lang_start::{{closure}}::h5e9c50426165cd4c [INFO] [stderr] at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x55f044b32dd3 - std::rt::lang_start_internal::{{closure}}::h537a2d77f0f9eb2b [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x55f044b32dd3 - std::panicking::try::do_call::hac85bb9436248e0f [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x55f044b3b8fa - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:78 [INFO] [stderr] 21: 0x55f044b337d0 - std::panicking::try::hfda737be6bc9b3a3 [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 22: 0x55f044b337d0 - std::panic::catch_unwind::hb168c94334b21b4b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x55f044b337d0 - std::rt::lang_start_internal::h76b1fe1020874f18 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 24: 0x55f0448cc8d9 - std::rt::lang_start::hb7c829c5389d4e54 [INFO] [stderr] at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x55f0448d0bca - main [INFO] [stderr] 26: 0x7fb3086f8b97 - __libc_start_main [INFO] [stderr] 27: 0x55f0448c61ba - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "5ee7329ec79b5058a052f33b2a2f0bdb4883facf25b717d47c28a98f787e488f"` [INFO] running `"docker" "rm" "-f" "5ee7329ec79b5058a052f33b2a2f0bdb4883facf25b717d47c28a98f787e488f"` [INFO] [stdout] 5ee7329ec79b5058a052f33b2a2f0bdb4883facf25b717d47c28a98f787e488f