[INFO] cloning repository https://github.com/zxj5470/pest-ik
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zxj5470/pest-ik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxj5470%2Fpest-ik"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxj5470%2Fpest-ik'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 00b3d257ea288ed685d4bd43429ad91777d5ed2e
[INFO] checking zxj5470/pest-ik against master#446e5e57b667c841ba3ebb4b41b44fb98bd3af4b for pr-65294
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxj5470%2Fpest-ik" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zxj5470/pest-ik on toolchain 446e5e57b667c841ba3ebb4b41b44fb98bd3af4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zxj5470/pest-ik
[INFO] finished tweaking git repo https://github.com/zxj5470/pest-ik
[INFO] tweaked toml for git repo https://github.com/zxj5470/pest-ik written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/zxj5470/pest-ik already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "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] cdf6b0ac014d90ebf46df595bd50cdce58435c952652a8f098b496e4fa77fc90
[INFO] running `"docker" "start" "-a" "cdf6b0ac014d90ebf46df595bd50cdce58435c952652a8f098b496e4fa77fc90"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling llvm-sys v70.2.0
[INFO] [stderr] error: failed to run custom build command for `llvm-sys v70.2.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-c7ffa6737a2632ab/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Found LLVM version 6.0.0 on PATH, but need 7.0.0.
[INFO] [stderr] Didn't find usable system-wide LLVM.
[INFO] [stderr] No suitable version of LLVM was found system-wide or pointed
[INFO] [stderr]                   to by LLVM_SYS_70_PREFIX.
[INFO] [stderr]                   
[INFO] [stderr]                   Consider using `llvmenv` to compile an appropriate copy of LLVM, and
[INFO] [stderr]                   refer to the llvm-sys documentation for more information.
[INFO] [stderr]                   
[INFO] [stderr]                   llvm-sys: https://crates.io/crates/llvm-sys
[INFO] [stderr]                   llvmenv: https://crates.io/crates/llvmenv
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Could not find a compatible version of LLVM', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/build.rs:73:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558f99ded124 - backtrace::backtrace::libunwind::trace::hf7e4e82efae30884
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x558f99ded124 - backtrace::backtrace::trace_unsynchronized::h0b0315e5422bf5c5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x558f99ded124 - std::sys_common::backtrace::_print_fmt::ha6354f2d842cef76
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x558f99ded124 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd54b1f5cf3adafe0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x558f99e0d8bc - core::fmt::write::hc967ac066a03859c
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1028
[INFO] [stderr]    5:     0x558f99de9247 - std::io::Write::write_fmt::h5b4ad0ea64c4a019
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x558f99def77e - std::sys_common::backtrace::_print::h51b22d5c4d74bb83
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x558f99def77e - std::sys_common::backtrace::print::h82f50a23f8a5bfab
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x558f99def77e - std::panicking::default_hook::{{closure}}::h7ceeb6dc02a24c61
[INFO] [stderr]                                at src/libstd/panicking.rs:189
[INFO] [stderr]    9:     0x558f99def481 - std::panicking::default_hook::h123f2472ae8cf2b5
[INFO] [stderr]                                at src/libstd/panicking.rs:206
[INFO] [stderr]   10:     0x558f99defe75 - std::panicking::rust_panic_with_hook::hf57d1dbfa9883023
[INFO] [stderr]                                at src/libstd/panicking.rs:469
[INFO] [stderr]   11:     0x558f99d77d63 - std::panicking::begin_panic::h92b145319264f944
[INFO] [stderr]                                at /rustc/446e5e57b667c841ba3ebb4b41b44fb98bd3af4b/src/libstd/panicking.rs:403
[INFO] [stderr]   12:     0x558f99b4aaf0 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::hf047c0fcb026296e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/build.rs:73
[INFO] [stderr]   13:     0x558f99b4aaf0 - core::ops::function::FnOnce::call_once::h4bcd927086997c00
[INFO] [stderr]                                at /rustc/446e5e57b667c841ba3ebb4b41b44fb98bd3af4b/src/libcore/ops/function.rs:227
[INFO] [stderr]   14:     0x558f99b479ff - lazy_static::lazy::Lazy<T>::get::{{closure}}::h84cb1a9d2899d8a0
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28
[INFO] [stderr]   15:     0x558f99b4809b - std::sync::once::Once::call_once::{{closure}}::h4415fc63ce62235b
[INFO] [stderr]                                at /rustc/446e5e57b667c841ba3ebb4b41b44fb98bd3af4b/src/libstd/sync/once.rs:225
[INFO] [stderr]   16:     0x558f99decc48 - std::sync::once::Once::call_inner::he248a254138abc80
[INFO] [stderr]                                at src/libstd/sync/once.rs:392
[INFO] [stderr]   17:     0x558f99b47ec3 - std::sync::once::Once::call_once::h395e23ec110e37fd
[INFO] [stderr]                                at /rustc/446e5e57b667c841ba3ebb4b41b44fb98bd3af4b/src/libstd/sync/once.rs:225
[INFO] [stderr]   18:     0x558f99b5d105 - lazy_static::lazy::Lazy<T>::get::h437dcb9bd89a560e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27
[INFO] [stderr]   19:     0x558f99b5d105 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::h1288918debd80d35
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/<::lazy_static::__lazy_static_internal macros>:16
[INFO] [stderr]   20:     0x558f99b5d105 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h540511ec96c4b97f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/<::lazy_static::__lazy_static_internal macros>:18
[INFO] [stderr]   21:     0x558f99b5a82a - build_script_build::llvm_config::hd6e6b788fcc9d02a
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/build.rs:167
[INFO] [stderr]   22:     0x558f99b5bea0 - build_script_build::get_llvm_cflags::h28cd00cd5ea9445f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/build.rs:273
[INFO] [stderr]   23:     0x558f99b5c26e - build_script_build::main::h54a74fa710d80fb8
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/build.rs:305
[INFO] [stderr]   24:     0x558f99b47b40 - std::rt::lang_start::{{closure}}::hb4f259108fda2320
[INFO] [stderr]                                at /rustc/446e5e57b667c841ba3ebb4b41b44fb98bd3af4b/src/libstd/rt.rs:61
[INFO] [stderr]   25:     0x558f99def8a3 - std::rt::lang_start_internal::{{closure}}::hbb846b1e183cc6f4
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   26:     0x558f99def8a3 - std::panicking::try::do_call::h63eace360fa6cc01
[INFO] [stderr]                                at src/libstd/panicking.rs:288
[INFO] [stderr]   27:     0x558f99df7d6a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   28:     0x558f99df036d - std::panicking::try::h3b1bd45eacecf915
[INFO] [stderr]                                at src/libstd/panicking.rs:267
[INFO] [stderr]   29:     0x558f99df036d - std::panic::catch_unwind::hfbf4a2b77b10aaa4
[INFO] [stderr]                                at src/libstd/panic.rs:396
[INFO] [stderr]   30:     0x558f99df036d - std::rt::lang_start_internal::h3d7248e04377da19
[INFO] [stderr]                                at src/libstd/rt.rs:47
[INFO] [stderr]   31:     0x558f99b47b19 - std::rt::lang_start::h806c368e5716f339
[INFO] [stderr]                                at /rustc/446e5e57b667c841ba3ebb4b41b44fb98bd3af4b/src/libstd/rt.rs:61
[INFO] [stderr]   32:     0x558f99b5d18a - main
[INFO] [stderr]   33:     0x7fe7e20b4b97 - __libc_start_main
[INFO] [stderr]   34:     0x558f99b4725a - _start
[INFO] [stderr]   35:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "cdf6b0ac014d90ebf46df595bd50cdce58435c952652a8f098b496e4fa77fc90"`
[INFO] running `"docker" "rm" "-f" "cdf6b0ac014d90ebf46df595bd50cdce58435c952652a8f098b496e4fa77fc90"`
[INFO] [stdout] cdf6b0ac014d90ebf46df595bd50cdce58435c952652a8f098b496e4fa77fc90