[INFO] fetching crate cntk 0.2.1... [INFO] documenting cntk-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1 [INFO] extracting crate cntk 0.2.1 into /workspace/builds/worker-116/source [INFO] validating manifest of crates.io crate cntk 0.2.1 on toolchain beta-2022-05-20 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-116/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f157734dac2502c9b783074b7c4cd5068d9412514021d0aa6b0a368823f9a4e0 [INFO] running `Command { std: "docker" "start" "-a" "f157734dac2502c9b783074b7c4cd5068d9412514021d0aa6b0a368823f9a4e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f157734dac2502c9b783074b7c4cd5068d9412514021d0aa6b0a368823f9a4e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f157734dac2502c9b783074b7c4cd5068d9412514021d0aa6b0a368823f9a4e0", kill_on_drop: false }` [INFO] [stdout] f157734dac2502c9b783074b7c4cd5068d9412514021d0aa6b0a368823f9a4e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f24f0e2487d0f11647639dd44d00b9ed99a7d98385dba84030904c11a015ed1 [INFO] running `Command { std: "docker" "start" "-a" "5f24f0e2487d0f11647639dd44d00b9ed99a7d98385dba84030904c11a015ed1", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Compiling byteorder v1.4.3 [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 cpp_syn v0.12.0 [INFO] [stderr] Compiling num-traits v0.2.15 [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] Checking num-traits v0.1.43 [INFO] [stderr] Checking num-complex v0.1.43 [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-e5f29023505472b6/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-21205b4778e9c05b/out/rust_cpp/cpp_closures.o" "-c" "/opt/rustwide/target/debug/build/cntk-21205b4778e9c05b/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: 0x56324634235d - std::backtrace_rs::backtrace::libunwind::trace::ha8406fd4a233ad1f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x56324634235d - std::backtrace_rs::backtrace::trace_unsynchronized::h95f26ca4bd23bd0f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56324634235d - std::sys_common::backtrace::_print_fmt::h9955f0b025c061cd [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x56324634235d - ::fmt::h1025ecd2bac85833 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x563246362a1c - core::fmt::write::hd5fa34bae8a7f0ea [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/fmt/mod.rs:1196:17 [INFO] [stderr] 5: 0x56324633e921 - std::io::Write::write_fmt::h203cec764662c27d [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/io/mod.rs:1654:15 [INFO] [stderr] 6: 0x563246343c85 - std::sys_common::backtrace::_print::h330c8fadbab13d8b [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x563246343c85 - std::sys_common::backtrace::print::h38d4cf1c3e16e656 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x563246343c85 - std::panicking::default_hook::{{closure}}::h56cdf194ec124abb [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x5632463438f9 - std::panicking::default_hook::h9929fdc60733f795 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x563246344258 - std::panicking::rust_panic_with_hook::h490228be5a55104d [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x563246344107 - std::panicking::begin_panic_handler::{{closure}}::hfd963b6683c36656 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x563246342814 - std::sys_common::backtrace::__rust_end_short_backtrace::h2912e3decfe2cba4 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x563246343e39 - rust_begin_unwind [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x56324611e963 - core::panicking::panic_fmt::hf4ba906a2c8693a2 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x5632461430bd - gcc::fail::hc1a64e114e6202e2 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672:5 [INFO] [stderr] 16: 0x563246135eb9 - gcc::Build::compile::hb0571222a7b1470d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785:13 [INFO] [stderr] 17: 0x563246123d18 - cpp_build::Config::build::h5fed441812b2e5ca [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: 0x5632461251e8 - build_script_build::main::h32102f7560df107d [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6:5 [INFO] [stderr] 19: 0x56324612464b - core::ops::function::FnOnce::call_once::h9586e243d7235416 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 20: 0x5632461250de - std::sys_common::backtrace::__rust_begin_short_backtrace::h238712f3a54c5f90 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 21: 0x563246124141 - std::rt::lang_start::{{closure}}::hf1e5b4f413c1c54e [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:145:18 [INFO] [stderr] 22: 0x56324633a8ce - core::ops::function::impls:: for &F>::call_once::h9c80b603d656db3f [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 23: 0x56324633a8ce - std::panicking::try::do_call::h86b1dd6fd2903147 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40 [INFO] [stderr] 24: 0x56324633a8ce - std::panicking::try::h06cba322e163361a [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19 [INFO] [stderr] 25: 0x56324633a8ce - std::panic::catch_unwind::h77fc4ef3c419c34e [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14 [INFO] [stderr] 26: 0x56324633a8ce - std::rt::lang_start_internal::{{closure}}::h6786ee70f1cf45dc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:48 [INFO] [stderr] 27: 0x56324633a8ce - std::panicking::try::do_call::h682a3324f06cc1bc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40 [INFO] [stderr] 28: 0x56324633a8ce - std::panicking::try::h09ce465b693a7cf9 [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19 [INFO] [stderr] 29: 0x56324633a8ce - std::panic::catch_unwind::h5eb4cb244476317c [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14 [INFO] [stderr] 30: 0x56324633a8ce - std::rt::lang_start_internal::hba2d4a4771a618dc [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:20 [INFO] [stderr] 31: 0x563246124110 - std::rt::lang_start::h72875a9e596bba0d [INFO] [stderr] at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:144:17 [INFO] [stderr] 32: 0x56324612526c - main [INFO] [stderr] 33: 0x7f0df25220b3 - __libc_start_main [INFO] [stderr] 34: 0x56324611ebae - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "5f24f0e2487d0f11647639dd44d00b9ed99a7d98385dba84030904c11a015ed1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f24f0e2487d0f11647639dd44d00b9ed99a7d98385dba84030904c11a015ed1", kill_on_drop: false }` [INFO] [stdout] 5f24f0e2487d0f11647639dd44d00b9ed99a7d98385dba84030904c11a015ed1