[INFO] crate rustc-llvm-proxy 0.1.5 is already in cache
[INFO] extracting crate rustc-llvm-proxy 0.1.5 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/rustc-llvm-proxy/0.1.5
[INFO] extracting crate rustc-llvm-proxy 0.1.5 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/rustc-llvm-proxy/0.1.5
[INFO] validating manifest of rustc-llvm-proxy-0.1.5 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustc-llvm-proxy-0.1.5 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustc-llvm-proxy-0.1.5
[INFO] finished frobbing rustc-llvm-proxy-0.1.5
[INFO] frobbed toml for rustc-llvm-proxy-0.1.5 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/rustc-llvm-proxy/0.1.5/Cargo.toml
[INFO] started frobbing rustc-llvm-proxy-0.1.5
[INFO] finished frobbing rustc-llvm-proxy-0.1.5
[INFO] frobbed toml for rustc-llvm-proxy-0.1.5 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/rustc-llvm-proxy/0.1.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rustc-llvm-proxy-0.1.5 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-6/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/rustc-llvm-proxy/0.1.5:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] afaed204819c5e760c9a1c9ba0a5b47013ed7620912841346627475d6b9d50bb
[INFO] running `"docker" "start" "-a" "afaed204819c5e760c9a1c9ba0a5b47013ed7620912841346627475d6b9d50bb"`
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling llvm-sys v70.1.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr] error: failed to run custom build command for `llvm-sys v70.1.0`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/llvm-sys-72e69d52569f077c/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Found LLVM version 3.8.0 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/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55b8191fa923 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h62b0d85f9c8a0c1e
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x55b8191f686b - std::sys_common::backtrace::_print::h7a1acbdfd9a46dca
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x55b8191f96e6 - std::panicking::default_hook::{{closure}}::h145cf58405d7b62e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x55b8191f9479 - std::panicking::default_hook::h2c72f204748779fc
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x55b8191f9def - std::panicking::rust_panic_with_hook::h0d1908ec672b6122
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x55b818fa4447 - std::panicking::begin_panic::h325f17bd64bc1888
[INFO] [stderr]                                at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libstd/panicking.rs:408
[INFO] [stderr]    6:     0x55b818f93c6f - core::ops::function::FnOnce::call_once::h7b9ff677785aa9f4
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73
[INFO] [stderr]                                at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libcore/ops/function.rs:231
[INFO] [stderr]    7:     0x55b818f9d1a1 - lazy_static::lazy::Lazy<T>::get::{{closure}}::hc6a3a7c13d68e665
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28
[INFO] [stderr]    8:     0x55b818f91b8a - std::sync::once::Once::call_once::{{closure}}::hb0078d171594fb72
[INFO] [stderr]                                at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libstd/sync/once.rs:220
[INFO] [stderr]    9:     0x55b8191f5ce5 - std::sync::once::Once::call_inner::h762f61097b440e7f
[INFO] [stderr]                                at src/libstd/sync/once.rs:387
[INFO] [stderr]   10:     0x55b818f91a89 - std::sync::once::Once::call_once::hd66ad14e0760502f
[INFO] [stderr]                                at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libstd/sync/once.rs:220
[INFO] [stderr]   11:     0x55b818f8dbb1 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h05687f09d26a4326
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stderr]   12:     0x55b818f8c6d9 - build_script_build::llvm_config::hb0d0a4400324a147
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167
[INFO] [stderr]   13:     0x55b818f8d5df - build_script_build::get_llvm_cflags::hdaada17eeffa4864
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273
[INFO] [stderr]   14:     0x55b818f8d9aa - build_script_build::main::hd2c312b9cdedd4e7
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300
[INFO] [stderr]   15:     0x55b818f9d24f - std::rt::lang_start::{{closure}}::h17a4a98843f5b04e
[INFO] [stderr]                                at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x55b8191f97f2 - std::panicking::try::do_call::ha5fe25206b7efe63
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   17:     0x55b819202299 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:87
[INFO] [stderr]   18:     0x55b8191fa2fc - std::rt::lang_start_internal::he0b4f394f16cd6fc
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   19:     0x55b818f9d228 - std::rt::lang_start::hb581add3140b6939
[INFO] [stderr]                                at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x55b818f8dc49 - main
[INFO] [stderr]   21:     0x7f00febc92e0 - __libc_start_main
[INFO] [stderr]   22:     0x55b818f8b2e9 - _start
[INFO] [stderr]   23:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "afaed204819c5e760c9a1c9ba0a5b47013ed7620912841346627475d6b9d50bb"`
[INFO] running `"docker" "rm" "-f" "afaed204819c5e760c9a1c9ba0a5b47013ed7620912841346627475d6b9d50bb"`
[INFO] [stdout] afaed204819c5e760c9a1c9ba0a5b47013ed7620912841346627475d6b9d50bb