[INFO] updating cached repository elipmoc/Ruscall
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/elipmoc/Ruscall
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/elipmoc/Ruscall" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/elipmoc/Ruscall"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/elipmoc/Ruscall'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/elipmoc/Ruscall" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/elipmoc/Ruscall"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/elipmoc/Ruscall'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8feb48c031b7475a396c7d15a05ea6a78c560daa
[INFO] sha for GitHub repo elipmoc/Ruscall: 8feb48c031b7475a396c7d15a05ea6a78c560daa
[INFO] validating manifest of elipmoc/Ruscall on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of elipmoc/Ruscall on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing elipmoc/Ruscall
[INFO] finished frobbing elipmoc/Ruscall
[INFO] frobbed toml for elipmoc/Ruscall written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/elipmoc/Ruscall/Cargo.toml
[INFO] started frobbing elipmoc/Ruscall
[INFO] finished frobbing elipmoc/Ruscall
[INFO] frobbed toml for elipmoc/Ruscall written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/elipmoc/Ruscall/Cargo.toml
[INFO] crate elipmoc/Ruscall already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking elipmoc/Ruscall against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-7/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/elipmoc/Ruscall:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c8150edb7e9cce92308b87065c309fb46cf7bc74d85c25edc14d14b831ff8a3f
[INFO] running `"docker" "start" "-a" "c8150edb7e9cce92308b87065c309fb46cf7bc74d85c25edc14d14b831ff8a3f"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/elipmoc/inkwell?branch=llvm6-0#ad57fda8)
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling ruscall v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling enum-methods v0.0.8
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]     Checking combine v3.6.3
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling llvm-sys v60.2.0
[INFO] [stderr]    Compiling inkwell_internal_macros v0.1.0 (https://github.com/elipmoc/inkwell?branch=llvm6-0#ad57fda8)
[INFO] [stderr] error: failed to run custom build command for `llvm-sys v60.2.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/llvm-sys-07c43752a9a0155b/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Found LLVM version 3.8.0 on PATH, but need 6.0.0.
[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_60_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/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:62:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5627c179566b - backtrace::backtrace::libunwind::trace::h5d27dcba3b250cfe
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5627c179566b - backtrace::backtrace::trace_unsynchronized::h239341a8b1cadbab
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5627c179566b - std::sys_common::backtrace::_print::hb0e5dd39180a1838
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x5627c179566b - std::sys_common::backtrace::print::h9b385b2285f057b8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x5627c179566b - std::panicking::default_hook::{{closure}}::he3310a15a78966b4
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x5627c1795346 - std::panicking::default_hook::h2986f418df62eff4
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x5627c1795ddd - std::panicking::rust_panic_with_hook::h15065386631d2a9d
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x5627c17739f5 - std::panicking::begin_panic::h30f585fad76b6ebc
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libstd/panicking.rs:411
[INFO] [stderr]    8:     0x5627c156d1be - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h8d3b978ce853a979
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:62
[INFO] [stderr]    9:     0x5627c156d1be - core::ops::function::FnOnce::call_once::hf2677e141a283351
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libcore/ops/function.rs:235
[INFO] [stderr]   10:     0x5627c157103f - lazy_static::lazy::Lazy<T>::get::{{closure}}::h1cf75bc59981aef3
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:28
[INFO] [stderr]   11:     0x5627c156bf0b - std::sync::once::Once::call_once::{{closure}}::h1faa32c333949e69
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libstd/sync/once.rs:225
[INFO] [stderr]   12:     0x5627c17929a8 - std::sync::once::Once::call_inner::hbda93a48968078d1
[INFO] [stderr]                                at src/libstd/sync/once.rs:392
[INFO] [stderr]   13:     0x5627c156bde3 - std::sync::once::Once::call_once::h519d8c83d7aae0b9
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libstd/sync/once.rs:225
[INFO] [stderr]   14:     0x5627c1568425 - lazy_static::lazy::Lazy<T>::get::he17856828c321b39
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stderr]   15:     0x5627c1568425 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::hcd7f308f7340a84b
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/<::lazy_static::__lazy_static_internal macros>:17
[INFO] [stderr]   16:     0x5627c1568425 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h94a78f8bf939d8cc
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/<::lazy_static::__lazy_static_internal macros>:19
[INFO] [stderr]   17:     0x5627c1565d9a - build_script_build::llvm_config::he4a37579cf195bcb
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:149
[INFO] [stderr]   18:     0x5627c15677fa - build_script_build::main::ha8ca948e5f67d1cb
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:285
[INFO] [stderr]   19:     0x5627c156c760 - std::rt::lang_start::{{closure}}::h2d02179c2154ff42
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x5627c17957e3 - std::rt::lang_start_internal::{{closure}}::hbf4603a1e6e1424d
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   21:     0x5627c17957e3 - std::panicking::try::do_call::h7642e0de797eeae0
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   22:     0x5627c179defa - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   23:     0x5627c17962ed - std::panicking::try::h17f145530f8b5a3f
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   24:     0x5627c17962ed - std::panic::catch_unwind::hcee1b9b07ea0f9dc
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   25:     0x5627c17962ed - std::rt::lang_start_internal::h82d44298f58b2cfd
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   26:     0x5627c156c739 - std::rt::lang_start::h36b9ff7e3a75a2d4
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libstd/rt.rs:64
[INFO] [stderr]   27:     0x5627c15684aa - main
[INFO] [stderr]   28:     0x7f084e7212e1 - __libc_start_main
[INFO] [stderr]   29:     0x5627c1564b9a - _start
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c8150edb7e9cce92308b87065c309fb46cf7bc74d85c25edc14d14b831ff8a3f"`
[INFO] running `"docker" "rm" "-f" "c8150edb7e9cce92308b87065c309fb46cf7bc74d85c25edc14d14b831ff8a3f"`
[INFO] [stdout] c8150edb7e9cce92308b87065c309fb46cf7bc74d85c25edc14d14b831ff8a3f