[INFO] cloning repository https://github.com/kasper0406/neuralnetwork [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kasper0406/neuralnetwork" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkasper0406%2Fneuralnetwork", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkasper0406%2Fneuralnetwork'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 848aac140f26e660aa96adf3bc3d1cbc1fd45a86 [INFO] checking kasper0406/neuralnetwork against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkasper0406%2Fneuralnetwork" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kasper0406/neuralnetwork on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kasper0406/neuralnetwork [INFO] finished tweaking git repo https://github.com/kasper0406/neuralnetwork [INFO] tweaked toml for git repo https://github.com/kasper0406/neuralnetwork written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/kasper0406/neuralnetwork already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-core-preview v0.2.3 [INFO] [stderr] Downloaded futures-util-preview v0.2.2 [INFO] [stderr] Downloaded bencher v0.1.5 [INFO] [stderr] Downloaded futures-io-preview v0.2.2 [INFO] [stderr] Downloaded futures-stable-preview v0.2.3 [INFO] [stderr] Downloaded syn v0.15.9 [INFO] [stderr] Downloaded futures-preview v0.2.2 [INFO] [stderr] Downloaded futures-sink-preview v0.2.2 [INFO] [stderr] Downloaded futures-async-runtime-preview v0.2.3 [INFO] [stderr] Downloaded futures-executor-preview v0.2.2 [INFO] [stderr] Downloaded futures-channel-preview v0.2.2 [INFO] [stderr] Downloaded cocoa v0.19.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1515852775d139188442dd4584831658e9df7f99e8bd460dbd1cc059f304d3e6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1515852775d139188442dd4584831658e9df7f99e8bd460dbd1cc059f304d3e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1515852775d139188442dd4584831658e9df7f99e8bd460dbd1cc059f304d3e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1515852775d139188442dd4584831658e9df7f99e8bd460dbd1cc059f304d3e6", kill_on_drop: false }` [INFO] [stdout] 1515852775d139188442dd4584831658e9df7f99e8bd460dbd1cc059f304d3e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 963ba3c2ae9f6c69be3490b6b53ebf4f4687f6deee49ebb7a87f5829fbc8238a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "963ba3c2ae9f6c69be3490b6b53ebf4f4687f6deee49ebb7a87f5829fbc8238a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling core-foundation-sys v0.6.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Checking block v0.1.6 [INFO] [stderr] Compiling num-bigint v0.2.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-complex v0.2.0 [INFO] [stderr] Compiling digits v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Compiling objc_exception v0.1.1 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking futures-core-preview v0.2.3 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking crossbeam-epoch v0.6.0 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking lock_api v0.1.4 [INFO] [stderr] Checking futures-channel-preview v0.2.2 [INFO] [stderr] Checking crossbeam-deque v0.5.2 [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [INFO] [stderr] warning: cc: fatal error: cannot execute 'cc1obj': execvp: No such file or directory [INFO] [stderr] warning: compilation terminated. [INFO] [stderr] [INFO] [stderr] error: failed to run custom build command for `objc_exception v0.1.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/objc_exception-6367535c5051a739/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] HOST = Some("x86_64-unknown-linux-gnu") [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] CC_x86_64-unknown-linux-gnu = None [INFO] [stderr] CC_x86_64_unknown_linux_gnu = None [INFO] [stderr] HOST_CC = None [INFO] [stderr] CC = None [INFO] [stderr] HOST = 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] CFLAGS_x86_64-unknown-linux-gnu = None [INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None [INFO] [stderr] HOST_CFLAGS = None [INFO] [stderr] CFLAGS = None [INFO] [stderr] DEBUG = Some("true") [INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/objc_exception-86cf19f5284f2161/out/extern/exception.o" "-c" "extern/exception.m" [INFO] [stderr] cargo:warning=cc: fatal error: cannot execute 'cc1obj': execvp: No such file or directory [INFO] [stderr] cargo:warning=compilation terminated. [INFO] [stderr] exit code: 1 [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at ' [INFO] [stderr] [INFO] [stderr] Internal error occurred: Command "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/objc_exception-86cf19f5284f2161/out/extern/exception.o" "-c" "extern/exception.m" with args "cc" did not execute successfully (status code exit code: 1). [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: 0x55a723a86560 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55a723a86560 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55a723a86560 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55a723a86560 - ::fmt::hc132ae1a5b5aa7cd [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55a723aa63bc - core::fmt::write::hdf023a0036d2a25f [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55a723a825c2 - std::io::Write::write_fmt::h8580846154bcb66a [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x55a723a88665 - std::sys_common::backtrace::_print::h7ee55fed88d107a3 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55a723a88665 - std::sys_common::backtrace::print::h54a7d3e52a524177 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55a723a88665 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55a723a881ba - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55a723a88e01 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55a723a88947 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55a723a86a1c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55a723a888a9 - rust_begin_unwind [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55a723a8885b - std::panicking::begin_panic_fmt::hee67ce14b77d0396 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x55a723a44694 - gcc::fail::hed679f254ada8784 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672:5 [INFO] [stderr] 16: 0x55a723a365fe - gcc::Build::compile::h2ccb02f47553eae7 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785:13 [INFO] [stderr] 17: 0x55a723a329f5 - gcc::compile_library::h514180285a40345e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:243:5 [INFO] [stderr] 18: 0x55a723a32305 - build_script_build::main::h854eb3fb034aa35f [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc_exception-0.1.1/build.rs:4:5 [INFO] [stderr] 19: 0x55a723a321eb - core::ops::function::FnOnce::call_once::h699b02bc0b78186b [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x55a723a3218e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc9139bc13d660a83 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x55a723a322c1 - std::rt::lang_start::{{closure}}::h7dc017445794283e [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/rt.rs:66:18 [INFO] [stderr] 22: 0x55a723a89227 - core::ops::function::impls:: for &F>::call_once::h54c39b9b8451875a [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x55a723a89227 - std::panicking::try::do_call::hcdfba51a06e21b42 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:379:40 [INFO] [stderr] 24: 0x55a723a89227 - std::panicking::try::hb36953ccd24f930d [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:343:19 [INFO] [stderr] 25: 0x55a723a89227 - std::panic::catch_unwind::hbb374cd03beb3824 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panic.rs:396:14 [INFO] [stderr] 26: 0x55a723a89227 - std::rt::lang_start_internal::h97dca9624db2aa85 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/rt.rs:51:25 [INFO] [stderr] 27: 0x55a723a32297 - std::rt::lang_start::hcb907110f97921bb [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/rt.rs:65:5 [INFO] [stderr] 28: 0x55a723a3233a - main [INFO] [stderr] 29: 0x7f310b28d0b3 - __libc_start_main [INFO] [stderr] 30: 0x55a723a320be - _start [INFO] [stderr] 31: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "963ba3c2ae9f6c69be3490b6b53ebf4f4687f6deee49ebb7a87f5829fbc8238a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "963ba3c2ae9f6c69be3490b6b53ebf4f4687f6deee49ebb7a87f5829fbc8238a", kill_on_drop: false }` [INFO] [stdout] 963ba3c2ae9f6c69be3490b6b53ebf4f4687f6deee49ebb7a87f5829fbc8238a