[INFO] updating cached repository georgyangelov/photon
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/georgyangelov/photon
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/georgyangelov/photon" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/georgyangelov/photon"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/georgyangelov/photon'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/georgyangelov/photon" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/georgyangelov/photon"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/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#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of georgyangelov/photon on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-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-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/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-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/georgyangelov/photon/Cargo.toml
[INFO] crate georgyangelov/photon already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking georgyangelov/photon against master#435236b8877cdb98c82eaebfb7887782277265c5 for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-1/master#435236b8877cdb98c82eaebfb7887782277265c5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/georgyangelov/photon:/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" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cad7d8b1b42ef323d2367a87ec8be9c68263933d7a8a4a91b7828af2d2537a72
[INFO] running `"docker" "start" "-a" "cad7d8b1b42ef323d2367a87ec8be9c68263933d7a8a4a91b7828af2d2537a72"`
[INFO] [stderr]     Checking either v1.2.0
[INFO] [stderr]    Compiling llvm-sys v60.1.0
[INFO] [stderr]     Checking itertools v0.6.5
[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-79acae30437ed3f2/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:     0x5614f0569bfb - backtrace::backtrace::libunwind::trace::h88d9499c2d7e1dbc
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5614f0569bfb - backtrace::backtrace::trace_unsynchronized::h64df3798ffaf338f
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5614f0569bfb - std::sys_common::backtrace::_print::h549f3692f8d3f393
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x5614f0569bfb - std::sys_common::backtrace::print::h037f1d7e6e0e94de
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x5614f0569bfb - std::panicking::default_hook::{{closure}}::h88a39cbd1a8489c9
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x5614f05698d6 - std::panicking::default_hook::hdb7c9c6632585072
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x5614f056a36d - std::panicking::rust_panic_with_hook::h906f2b0ace338868
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x5614f04f4405 - std::panicking::begin_panic::h0a1125f113cbc88c
[INFO] [stderr]                                at /rustc/435236b8877cdb98c82eaebfb7887782277265c5/src/libstd/panicking.rs:411
[INFO] [stderr]    8:     0x5614f0394702 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h38491dc556aa0e36
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.1.0/build.rs:77
[INFO] [stderr]    9:     0x5614f0394702 - core::ops::function::FnOnce::call_once::h5ed361f5b180b17c
[INFO] [stderr]                                at /rustc/435236b8877cdb98c82eaebfb7887782277265c5/src/libcore/ops/function.rs:235
[INFO] [stderr]   10:     0x5614f0393183 - lazy_static::lazy::Lazy<T>::get::{{closure}}::h0a87176a93dcaef9
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lazy.rs:24
[INFO] [stderr]   11:     0x5614f039347b - std::sync::once::Once::call_once::{{closure}}::h198dd976e0ac7939
[INFO] [stderr]                                at /rustc/435236b8877cdb98c82eaebfb7887782277265c5/src/libstd/sync/once.rs:225
[INFO] [stderr]   12:     0x5614f0566f38 - std::sync::once::Once::call_inner::h7358f875457ef131
[INFO] [stderr]                                at src/libstd/sync/once.rs:392
[INFO] [stderr]   13:     0x5614f0393313 - std::sync::once::Once::call_once::h09f13feafe9dcf79
[INFO] [stderr]                                at /rustc/435236b8877cdb98c82eaebfb7887782277265c5/src/libstd/sync/once.rs:225
[INFO] [stderr]   14:     0x5614f0390c01 - lazy_static::lazy::Lazy<T>::get::h07a81adf5683e43b
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lazy.rs:23
[INFO] [stderr]   15:     0x5614f0390c01 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::hc106bc0be20748b8
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.1.0/<::lazy_static::__lazy_static_internal macros>:20
[INFO] [stderr]   16:     0x5614f0390c01 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h8d2e06e2ce6dd714
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.1.0/<::lazy_static::__lazy_static_internal macros>:22
[INFO] [stderr]   17:     0x5614f038e5aa - build_script_build::llvm_config::h6988f785b6442793
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.1.0/build.rs:164
[INFO] [stderr]   18:     0x5614f038fff3 - build_script_build::main::h29b27c79ed0d5259
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.1.0/build.rs:296
[INFO] [stderr]   19:     0x5614f0398c70 - std::rt::lang_start::{{closure}}::h4c9bf1536c6dee2c
[INFO] [stderr]                                at /rustc/435236b8877cdb98c82eaebfb7887782277265c5/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x5614f0569d73 - std::rt::lang_start_internal::{{closure}}::h9ea1b9f2bce8ffef
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   21:     0x5614f0569d73 - std::panicking::try::do_call::hfbd18154d6e81e0d
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   22:     0x5614f057212a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   23:     0x5614f056a87d - std::panicking::try::h9cb4b237371abf81
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   24:     0x5614f056a87d - std::panic::catch_unwind::hd403853a39b4e3c9
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   25:     0x5614f056a87d - std::rt::lang_start_internal::h7e5e162b169a1510
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   26:     0x5614f0398c49 - std::rt::lang_start::hb56363d4883f29f4
[INFO] [stderr]                                at /rustc/435236b8877cdb98c82eaebfb7887782277265c5/src/libstd/rt.rs:64
[INFO] [stderr]   27:     0x5614f0390c4a - main
[INFO] [stderr]   28:     0x7f88d8dc72e1 - __libc_start_main
[INFO] [stderr]   29:     0x5614f038d3aa - _start
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "cad7d8b1b42ef323d2367a87ec8be9c68263933d7a8a4a91b7828af2d2537a72"`
[INFO] running `"docker" "rm" "-f" "cad7d8b1b42ef323d2367a87ec8be9c68263933d7a8a4a91b7828af2d2537a72"`
[INFO] [stdout] cad7d8b1b42ef323d2367a87ec8be9c68263933d7a8a4a91b7828af2d2537a72