[INFO] crate cntk 0.2.1 is already in cache [INFO] checking cntk-0.2.1 against master#e2223c94bf433fc38234d1303e88cbaf14755863 for pr-69548 [INFO] extracting crate cntk 0.2.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate cntk 0.2.1 on toolchain e2223c94bf433fc38234d1303e88cbaf14755863 [INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "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-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+e2223c94bf433fc38234d1303e88cbaf14755863" "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] 7a214d5c10ccb7d0841077fec348a7446b85876780e871bc2e7737f1ade1971d [INFO] running `"docker" "start" "-a" "7a214d5c10ccb7d0841077fec348a7446b85876780e871bc2e7737f1ade1971d"` [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling ndarray v0.10.14 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Compiling cpp_synom v0.12.0 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling memchr v2.3.3 [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 aho-corasick v0.6.10 [INFO] [stderr] Compiling memchr v1.0.2 [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-94e35d7deb4a0f88/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-3425361a29265130/out/rust_cpp/cpp_closures.o" "-c" "/opt/rustwide/target/debug/build/cntk-3425361a29265130/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: 0x561a73d8c374 - backtrace::backtrace::libunwind::trace::h4ca49152e1f35005 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x561a73d8c374 - backtrace::backtrace::trace_unsynchronized::hc386219a292e35b7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x561a73d8c374 - std::sys_common::backtrace::_print_fmt::hcc8e03acf0b4e191 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x561a73d8c374 - ::fmt::h6629260593428da6 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x561a73dadc9c - core::fmt::write::h33778cb9fc069ee9 [INFO] [stderr] at src/libcore/fmt/mod.rs:1053 [INFO] [stderr] 5: 0x561a73d88477 - std::io::Write::write_fmt::ha24c398f7cbcf857 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x561a73d8f065 - std::sys_common::backtrace::_print::hc879c3241333a43c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x561a73d8f065 - std::sys_common::backtrace::print::h20817dd43023ddb9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x561a73d8f065 - std::panicking::default_hook::{{closure}}::h99b6ca83277c224a [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x561a73d8eda7 - std::panicking::default_hook::hdf495aaeed5140cc [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x561a73d8f672 - std::panicking::rust_panic_with_hook::h455d273bc59e23f1 [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x561a73d8f25b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:378 [INFO] [stderr] 12: 0x561a73d8f1cb - std::panicking::begin_panic_fmt::h5aebee80a83a5742 [INFO] [stderr] at src/libstd/panicking.rs:332 [INFO] [stderr] 13: 0x561a73b7c0b7 - gcc::fail::hbd8384f17aedb299 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672 [INFO] [stderr] 14: 0x561a73b6d4bf - gcc::Build::compile::hafbdf576e5a4ca56 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785 [INFO] [stderr] 15: 0x561a73b58fe5 - cpp_build::Config::build::h41d2802a8f9c0fed [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.3.2/src/lib.rs:484 [INFO] [stderr] 16: 0x561a73b5a5e3 - build_script_build::main::h644adb5ddc2620a4 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6 [INFO] [stderr] 17: 0x561a73b5969b - std::rt::lang_start::{{closure}}::h77d79aa26c7b71ed [INFO] [stderr] at /rustc/e2223c94bf433fc38234d1303e88cbaf14755863/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x561a73d8f183 - std::rt::lang_start_internal::{{closure}}::hb57f5e2d13eee8db [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x561a73d8f183 - std::panicking::try::do_call::h204ea578757a6ffa [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 20: 0x561a73d983c7 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 21: 0x561a73d8fb19 - std::panicking::try::hbdab64151e1c9d96 [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 22: 0x561a73d8fb19 - std::panic::catch_unwind::h354b07ea6be5bfc8 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x561a73d8fb19 - std::rt::lang_start_internal::h50f05845fa10b1fa [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 24: 0x561a73b59677 - std::rt::lang_start::h1ba0fbd2df460b4a [INFO] [stderr] at /rustc/e2223c94bf433fc38234d1303e88cbaf14755863/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x561a73b5a67a - main [INFO] [stderr] 26: 0x7fcbc59d3b97 - __libc_start_main [INFO] [stderr] 27: 0x561a73b5325a - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "7a214d5c10ccb7d0841077fec348a7446b85876780e871bc2e7737f1ade1971d"` [INFO] running `"docker" "rm" "-f" "7a214d5c10ccb7d0841077fec348a7446b85876780e871bc2e7737f1ade1971d"` [INFO] [stdout] 7a214d5c10ccb7d0841077fec348a7446b85876780e871bc2e7737f1ade1971d