[INFO] updating cached repository https://github.com/zxj5470/pest-ik
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 00b3d257ea288ed685d4bd43429ad91777d5ed2e
[INFO] checking zxj5470/pest-ik against try#8810c24b0958114d8dbb32d878444e8956fce80f for pr-66063
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxj5470%2Fpest-ik" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zxj5470/pest-ik on toolchain 8810c24b0958114d8dbb32d878444e8956fce80f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "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-5/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" "+8810c24b0958114d8dbb32d878444e8956fce80f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=allow" "-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" "+8810c24b0958114d8dbb32d878444e8956fce80f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ddc787ca7c7592964863a69032f31d3873eab042c4866d2ce260b1258b3420a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ddc787ca7c7592964863a69032f31d3873eab042c4866d2ce260b1258b3420a4"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]     Checking pest v2.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[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-2b2eaaed0666a605/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:     0x564c5c1be9e4 - backtrace::backtrace::libunwind::trace::h34341dd61ff7602e
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x564c5c1be9e4 - backtrace::backtrace::trace_unsynchronized::h10bcbf5508d231b0
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x564c5c1be9e4 - std::sys_common::backtrace::_print_fmt::hb87a8922e63799ad
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x564c5c1be9e4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hff604fd73142418f
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x564c5c1df32c - core::fmt::write::hcd468b4bebc0a25c
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1028
[INFO] [stderr]    5:     0x564c5c1babf7 - std::io::Write::write_fmt::hd4ef0439a8ce5162
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x564c5c1c105e - std::sys_common::backtrace::_print::h41544d836ebb2971
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x564c5c1c105e - std::sys_common::backtrace::print::hed6b8b83658ed2cc
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x564c5c1c105e - std::panicking::default_hook::{{closure}}::h89801ee130ad0fd8
[INFO] [stderr]                                at src/libstd/panicking.rs:188
[INFO] [stderr]    9:     0x564c5c1c0d51 - std::panicking::default_hook::hb1f703873593e774
[INFO] [stderr]                                at src/libstd/panicking.rs:205
[INFO] [stderr]   10:     0x564c5c1c175b - std::panicking::rust_panic_with_hook::h0e3fb4ed0a6252f5
[INFO] [stderr]                                at src/libstd/panicking.rs:464
[INFO] [stderr]   11:     0x564c5c149353 - std::panicking::begin_panic::h7da833e74e664ea0
[INFO] [stderr]                                at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/panicking.rs:400
[INFO] [stderr]   12:     0x564c5bf15120 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::he78627c89b4639ce
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/build.rs:73
[INFO] [stderr]   13:     0x564c5bf15120 - core::ops::function::FnOnce::call_once::h251f56cb85b7cf17
[INFO] [stderr]                                at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libcore/ops/function.rs:227
[INFO] [stderr]   14:     0x564c5bf1202f - lazy_static::lazy::Lazy<T>::get::{{closure}}::hf85529357a4e5333
[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:     0x564c5bf126cb - std::sync::once::Once::call_once::{{closure}}::h2d22776c8e584bb1
[INFO] [stderr]                                at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/sync/once.rs:224
[INFO] [stderr]   16:     0x564c5c1be4f8 - std::sync::once::Once::call_inner::h8c88a88305921c38
[INFO] [stderr]                                at src/libstd/sync/once.rs:391
[INFO] [stderr]   17:     0x564c5bf125a3 - std::sync::once::Once::call_once::h906c363570e7354b
[INFO] [stderr]                                at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/sync/once.rs:224
[INFO] [stderr]   18:     0x564c5bf279c5 - lazy_static::lazy::Lazy<T>::get::h771e1eafb65fb613
[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:     0x564c5bf279c5 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::h6472313102e55d0c
[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:     0x564c5bf279c5 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h2a664506470c5990
[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:     0x564c5bf2509a - build_script_build::llvm_config::hcab675ba9f5f857e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/build.rs:167
[INFO] [stderr]   22:     0x564c5bf26740 - build_script_build::get_llvm_cflags::h01e781b10c04c459
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/build.rs:273
[INFO] [stderr]   23:     0x564c5bf26b0e - build_script_build::main::hd0ff0009565cb67f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.2.0/build.rs:305
[INFO] [stderr]   24:     0x564c5bf12170 - std::rt::lang_start::{{closure}}::hc44c73bd4bb42858
[INFO] [stderr]                                at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/rt.rs:61
[INFO] [stderr]   25:     0x564c5c1c1183 - std::rt::lang_start_internal::{{closure}}::h98c778231b79d91a
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   26:     0x564c5c1c1183 - std::panicking::try::do_call::h7fa5c614dff1056b
[INFO] [stderr]                                at src/libstd/panicking.rs:287
[INFO] [stderr]   27:     0x564c5c1c96fa - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:83
[INFO] [stderr]   28:     0x564c5c1c1c3d - std::panicking::try::h0486c1f3e2aa45d4
[INFO] [stderr]                                at src/libstd/panicking.rs:265
[INFO] [stderr]   29:     0x564c5c1c1c3d - std::panic::catch_unwind::he81620b75fa7fc20
[INFO] [stderr]                                at src/libstd/panic.rs:396
[INFO] [stderr]   30:     0x564c5c1c1c3d - std::rt::lang_start_internal::hf14c9205eb0a1adf
[INFO] [stderr]                                at src/libstd/rt.rs:47
[INFO] [stderr]   31:     0x564c5bf12149 - std::rt::lang_start::hb148df5a35d82069
[INFO] [stderr]                                at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/rt.rs:61
[INFO] [stderr]   32:     0x564c5bf27a5a - main
[INFO] [stderr]   33:     0x7ff19499cb97 - __libc_start_main
[INFO] [stderr]   34:     0x564c5bf1188a - _start
[INFO] [stderr]   35:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "ddc787ca7c7592964863a69032f31d3873eab042c4866d2ce260b1258b3420a4"`
[INFO] running `"docker" "rm" "-f" "ddc787ca7c7592964863a69032f31d3873eab042c4866d2ce260b1258b3420a4"`
[INFO] [stdout] ddc787ca7c7592964863a69032f31d3873eab042c4866d2ce260b1258b3420a4