[INFO] cloning repository georgyangelov/photon
[INFO] running `"git" "clone" "--bare" "git://github.com/georgyangelov/photon.git" "work/cache/sources/gh/georgyangelov/photon"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/georgyangelov/photon'...
[INFO] running `"git" "clone" "work/cache/sources/gh/georgyangelov/photon" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/georgyangelov/photon"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/georgyangelov/photon'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/georgyangelov/photon" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/georgyangelov/photon"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/georgyangelov/photon'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 74bdcdf99e3d737088689a65d129d52b4a516aa4
[INFO] sha for GitHub repo georgyangelov/photon: 74bdcdf99e3d737088689a65d129d52b4a516aa4
[INFO] validating manifest of georgyangelov/photon on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of georgyangelov/photon on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing georgyangelov/photon
[INFO] finished frobbing georgyangelov/photon
[INFO] frobbed toml for georgyangelov/photon written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/georgyangelov/photon/Cargo.toml
[INFO] started frobbing georgyangelov/photon
[INFO] finished frobbing georgyangelov/photon
[INFO] frobbed toml for georgyangelov/photon written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/georgyangelov/photon/Cargo.toml
[INFO] crate georgyangelov/photon already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking georgyangelov/photon against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-0/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/georgyangelov/photon:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 62cb76f89f2c0f55de94d5381e0ee2dbd641aefc76f81e219a40ffa0e319d6d2
[INFO] running `"docker" "start" "-a" "62cb76f89f2c0f55de94d5381e0ee2dbd641aefc76f81e219a40ffa0e319d6d2"`
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling llvm-sys v60.1.0
[INFO] [stderr] error: failed to run custom build command for `llvm-sys v60.1.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/llvm-sys-c9688395e557fc76/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] LLVM_SYS_60_PREFIX not set, not using precompiled binaries
[INFO] [stderr] LLVM_SYS_60_AUTOBUILD not set, will not automatically compile LLVM
[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-60.1.0/build.rs:77:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55bb2841667b - backtrace::backtrace::libunwind::trace::h8758853b907b30fd
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55bb2841667b - backtrace::backtrace::trace_unsynchronized::h979d07d4bfdce29c
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55bb2841667b - std::sys_common::backtrace::_print::ha749bbdb811617ea
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55bb2841667b - std::sys_common::backtrace::print::h86a6ff63a904e869
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55bb2841667b - std::panicking::default_hook::{{closure}}::h68500b20afb715b9
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x55bb28416357 - std::panicking::default_hook::ha801ade4ae33c264
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x55bb28416df0 - std::panicking::rust_panic_with_hook::hfb51b615c6060100
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x55bb2834ba08 - std::panicking::begin_panic::h5ded87c6389254e2
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/panicking.rs:411
[INFO] [stderr]    8:     0x55bb2823e133 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h78228f62ecb638ba
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.1.0/build.rs:77
[INFO] [stderr]    9:     0x55bb2823e133 - core::ops::function::FnOnce::call_once::h3462a58de8a35e54
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/ops/function.rs:231
[INFO] [stderr]   10:     0x55bb2824ad33 - lazy_static::lazy::Lazy<T>::get::{{closure}}::h9a13920bc4acef16
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lazy.rs:24
[INFO] [stderr]   11:     0x55bb2824280b - std::sync::once::Once::call_once::{{closure}}::hcec6f77a71018a59
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/sync/once.rs:225
[INFO] [stderr]   12:     0x55bb28413a34 - std::sync::once::Once::call_inner::h0059186f7ca0d0f0
[INFO] [stderr]                                at src/libstd/sync/once.rs:392
[INFO] [stderr]   13:     0x55bb28242753 - std::sync::once::Once::call_once::hf41dbbcd6061224c
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/sync/once.rs:225
[INFO] [stderr]   14:     0x55bb2823989f - lazy_static::lazy::Lazy<T>::get::hb19f3f3a33eed187
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lazy.rs:23
[INFO] [stderr]   15:     0x55bb2823989f - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::h3e4869760854dbf2
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.1.0/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stderr]   16:     0x55bb2823989f - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h0de0664b1f64575b
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.1.0/<::lazy_static::__lazy_static_internal macros>:14
[INFO] [stderr]   17:     0x55bb2823713a - build_script_build::llvm_config::h465f5f490fbc656f
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.1.0/build.rs:164
[INFO] [stderr]   18:     0x55bb28238c43 - build_script_build::main::hde3306a66d0e6f11
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.1.0/build.rs:296
[INFO] [stderr]   19:     0x55bb2824ae00 - std::rt::lang_start::{{closure}}::hd830cc8426f664d3
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x55bb284167f3 - std::rt::lang_start_internal::{{closure}}::h25858f7dd6124e1a
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   21:     0x55bb284167f3 - std::panicking::try::do_call::h51cc84caa9338daf
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   22:     0x55bb2841ec4a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   23:     0x55bb284172fd - std::panicking::try::heb9d5da34e3fa707
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   24:     0x55bb284172fd - std::panic::catch_unwind::he2a2041733180f4c
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   25:     0x55bb284172fd - std::rt::lang_start_internal::h9e24cef029766dfd
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   26:     0x55bb2824add9 - std::rt::lang_start::h8ab13dc85197a70d
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64
[INFO] [stderr]   27:     0x55bb282398ea - main
[INFO] [stderr]   28:     0x7f6367e162e1 - __libc_start_main
[INFO] [stderr]   29:     0x55bb28235eca - _start
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "62cb76f89f2c0f55de94d5381e0ee2dbd641aefc76f81e219a40ffa0e319d6d2"`
[INFO] running `"docker" "rm" "-f" "62cb76f89f2c0f55de94d5381e0ee2dbd641aefc76f81e219a40ffa0e319d6d2"`
[INFO] [stdout] 62cb76f89f2c0f55de94d5381e0ee2dbd641aefc76f81e219a40ffa0e319d6d2