[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 master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkasper0406%2Fneuralnetwork" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kasper0406/neuralnetwork on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "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-0/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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07c7ddafc51efaf939221f0deaae23fc6b9a8601901e57f6a1f3bfad97fa2558 [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" "07c7ddafc51efaf939221f0deaae23fc6b9a8601901e57f6a1f3bfad97fa2558", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07c7ddafc51efaf939221f0deaae23fc6b9a8601901e57f6a1f3bfad97fa2558", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07c7ddafc51efaf939221f0deaae23fc6b9a8601901e57f6a1f3bfad97fa2558", kill_on_drop: false }` [INFO] [stdout] 07c7ddafc51efaf939221f0deaae23fc6b9a8601901e57f6a1f3bfad97fa2558 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0d50265b2027e5654c9a03a40e3b9d70a997743e02bf8d3f99a07c98a1756dc [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" "e0d50265b2027e5654c9a03a40e3b9d70a997743e02bf8d3f99a07c98a1756dc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling core-foundation-sys v0.6.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking block v0.1.6 [INFO] [stderr] Compiling num-bigint v0.2.0 [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-complex v0.2.0 [INFO] [stderr] Compiling rayon v1.0.2 [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 crossbeam-utils v0.2.2 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking futures-core-preview v0.2.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking lock_api v0.1.4 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.6.0 [INFO] [stderr] Checking crossbeam-epoch 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-d88bf2218d516ae4/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-dcfd8b219d9e10ab/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-dcfd8b219d9e10ab/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: 0x5595f11f11a0 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x5595f11f11a0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5595f11f11a0 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x5595f11f11a0 - ::fmt::hb0ad78ee1571f7e0 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x5595f120feac - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x5595f11ed7c2 - std::io::Write::write_fmt::hf7b7d7b243f84a36 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x5595f11f36ad - std::sys_common::backtrace::_print::hd093978a5287b8ff [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x5595f11f36ad - std::sys_common::backtrace::print::h20f46787581d56d7 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x5595f11f36ad - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x5595f11f3358 - std::panicking::default_hook::h4190c9e3edd4d591 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x5595f11f3d91 - std::panicking::rust_panic_with_hook::h72e78719cdda225c [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x5595f11f3939 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x5595f11f162c - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x5595f11f38f9 - rust_begin_unwind [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x5595f11f38ab - std::panicking::begin_panic_fmt::hc19e75fd2b7bc39b [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:437 [INFO] [stderr] 15: 0x5595f11b0734 - gcc::fail::hdd31ed862fae78eb [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672 [INFO] [stderr] 16: 0x5595f11a26ee - gcc::Build::compile::hdf608fa1a19a0cf9 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785 [INFO] [stderr] 17: 0x5595f119ea13 - gcc::compile_library::h820927c88ca4382b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:243 [INFO] [stderr] 18: 0x5595f119e345 - build_script_build::main::h33f6afb848374b76 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc_exception-0.1.1/build.rs:4 [INFO] [stderr] 19: 0x5595f119e27b - core::ops::function::FnOnce::call_once::h22880aa2ce9cdfb3 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/core/src/ops/function.rs:227 [INFO] [stderr] 20: 0x5595f119e21e - std::sys_common::backtrace::__rust_begin_short_backtrace::h5abf94cb6f2f56b1 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 21: 0x5595f119e1f1 - std::rt::lang_start::{{closure}}::he0567efce0ce9704 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/rt.rs:66 [INFO] [stderr] 22: 0x5595f11f41b7 - core::ops::function::impls:: for &F>::call_once::h5e15f43ce28787f7 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/core/src/ops/function.rs:259 [INFO] [stderr] 23: 0x5595f11f41b7 - std::panicking::try::do_call::h764f1891769113e9 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:381 [INFO] [stderr] 24: 0x5595f11f41b7 - std::panicking::try::h0f2fe4fdd5e0ad19 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:345 [INFO] [stderr] 25: 0x5595f11f41b7 - std::panic::catch_unwind::h1634e40dd3a19f80 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panic.rs:382 [INFO] [stderr] 26: 0x5595f11f41b7 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/rt.rs:51 [INFO] [stderr] 27: 0x5595f119e1c7 - std::rt::lang_start::hcef4393f04397fab [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/rt.rs:65 [INFO] [stderr] 28: 0x5595f119e37a - main [INFO] [stderr] 29: 0x7f7ce971b0b3 - __libc_start_main [INFO] [stderr] 30: 0x5595f119e0be - _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" "e0d50265b2027e5654c9a03a40e3b9d70a997743e02bf8d3f99a07c98a1756dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0d50265b2027e5654c9a03a40e3b9d70a997743e02bf8d3f99a07c98a1756dc", kill_on_drop: false }` [INFO] [stdout] e0d50265b2027e5654c9a03a40e3b9d70a997743e02bf8d3f99a07c98a1756dc