[INFO] fetching crate cntk 0.2.1... [INFO] checking cntk-0.2.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate cntk 0.2.1 into /workspace/builds/worker-44/source [INFO] validating manifest of crates.io crate cntk 0.2.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-44/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cpp_synmap v0.3.0 [INFO] [stderr] Downloaded cpp_synom v0.12.0 [INFO] [stderr] Downloaded cpp_syn v0.12.0 [INFO] [stderr] Downloaded mnist v0.4.1 [INFO] [stderr] Downloaded cpp_common v0.3.2 [INFO] [stderr] Downloaded cpp_macros v0.3.2 [INFO] [stderr] Downloaded cpp v0.3.2 [INFO] [stderr] Downloaded cpp_build v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d3214382818c000b5d4ace86061b0ed57b3178c06e8b138cde5c0257edcf8992 [INFO] running `Command { std: "docker" "start" "-a" "d3214382818c000b5d4ace86061b0ed57b3178c06e8b138cde5c0257edcf8992", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3214382818c000b5d4ace86061b0ed57b3178c06e8b138cde5c0257edcf8992", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3214382818c000b5d4ace86061b0ed57b3178c06e8b138cde5c0257edcf8992", kill_on_drop: false }` [INFO] [stdout] d3214382818c000b5d4ace86061b0ed57b3178c06e8b138cde5c0257edcf8992 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32f7aa17363073ef091b1060a00f80625e07f6f10214353e99733231c15e8ad0 [INFO] running `Command { std: "docker" "start" "-a" "32f7aa17363073ef091b1060a00f80625e07f6f10214353e99733231c15e8ad0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling ndarray v0.10.14 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking ucd-util v0.1.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling cpp_synom v0.12.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking mnist v0.4.1 [INFO] [stderr] Compiling cpp_syn v0.12.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-traits v0.1.43 [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-8565cd00e8bf302d/build-script-build` (exit status: 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-d334cda6f8425e26/out/rust_cpp/cpp_closures.o" "-c" "/opt/rustwide/target/debug/build/cntk-d334cda6f8425e26/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: 0x5558c32258fc - std::backtrace_rs::backtrace::libunwind::trace::ha21b6ba3016b6364 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5558c32258fc - std::backtrace_rs::backtrace::trace_unsynchronized::hf515241a118c4e5a [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5558c32258fc - std::sys_common::backtrace::_print_fmt::h339cd474d88b8467 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5558c32258fc - ::fmt::h06b8f714a0700be1 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5558c3244dec - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/fmt/mod.rs:1117:17 [INFO] [stderr] 5: 0x5558c3222115 - std::io::Write::write_fmt::hb1c61d571fcd8cbf [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/io/mod.rs:1667:15 [INFO] [stderr] 6: 0x5558c3227750 - std::sys_common::backtrace::_print::hcd1fe1237ea0c752 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5558c3227750 - std::sys_common::backtrace::print::hae7d6625a78cd32e [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5558c3227750 - std::panicking::default_hook::{{closure}}::h9a7fffa4e6b396ed [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:210:50 [INFO] [stderr] 9: 0x5558c322730b - std::panicking::default_hook::h5dc58e323cddd123 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x5558c3227e04 - std::panicking::rust_panic_with_hook::hbef17e4338d7de57 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:624:17 [INFO] [stderr] 11: 0x5558c32278e0 - std::panicking::begin_panic_handler::{{closure}}::hd8a92a4b1c3baae0 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:521:13 [INFO] [stderr] 12: 0x5558c3225dc4 - std::sys_common::backtrace::__rust_end_short_backtrace::ha5ac263a7609ace8 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5558c3227849 - rust_begin_unwind [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:517:5 [INFO] [stderr] 14: 0x5558c300dbcb - std::panicking::begin_panic_fmt::h1d40aa0afd20effe [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:460:5 [INFO] [stderr] 15: 0x5558c3033853 - gcc::fail::h8a3b94cad5cf9aa5 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672:5 [INFO] [stderr] 16: 0x5558c3025f09 - gcc::Build::compile::h0586fe355c7f4087 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785:13 [INFO] [stderr] 17: 0x5558c30140d8 - cpp_build::Config::build::h4fef9b13acc748d5 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.3.2/src/lib.rs:484:9 [INFO] [stderr] 18: 0x5558c3015478 - build_script_build::main::h420d23c6968c8be4 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6:5 [INFO] [stderr] 19: 0x5558c3014afb - core::ops::function::FnOnce::call_once::h4703a05b81bff039 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x5558c30147de - std::sys_common::backtrace::__rust_begin_short_backtrace::he6772c8d98889ad6 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x5558c30145f1 - std::rt::lang_start::{{closure}}::h76e3fc74a84f0707 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:63:18 [INFO] [stderr] 22: 0x5558c322830a - core::ops::function::impls:: for &F>::call_once::hc9bc8961e4809a14 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x5558c322830a - std::panicking::try::do_call::h6f00e12df2af6579 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:403:40 [INFO] [stderr] 24: 0x5558c322830a - std::panicking::try::h588c31a0a9a8ad2c [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:367:19 [INFO] [stderr] 25: 0x5558c322830a - std::panic::catch_unwind::h8ebc4fcb0e51bec0 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panic.rs:129:14 [INFO] [stderr] 26: 0x5558c322830a - std::rt::lang_start_internal::{{closure}}::had93e50fbfd893a1 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:45:48 [INFO] [stderr] 27: 0x5558c322830a - std::panicking::try::do_call::hf70c5056d8b410b7 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:403:40 [INFO] [stderr] 28: 0x5558c322830a - std::panicking::try::h0c680320de5deb84 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:367:19 [INFO] [stderr] 29: 0x5558c322830a - std::panic::catch_unwind::h7b94a99f13366c53 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panic.rs:129:14 [INFO] [stderr] 30: 0x5558c322830a - std::rt::lang_start_internal::hca14fb2549072049 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:45:20 [INFO] [stderr] 31: 0x5558c30145c0 - std::rt::lang_start::ha695eb2ebfbe4805 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:62:5 [INFO] [stderr] 32: 0x5558c30154ec - main [INFO] [stderr] 33: 0x7f5e81ddc0b3 - __libc_start_main [INFO] [stderr] 34: 0x5558c300eb7e - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "32f7aa17363073ef091b1060a00f80625e07f6f10214353e99733231c15e8ad0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32f7aa17363073ef091b1060a00f80625e07f6f10214353e99733231c15e8ad0", kill_on_drop: false }` [INFO] [stdout] 32f7aa17363073ef091b1060a00f80625e07f6f10214353e99733231c15e8ad0