[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 master#0f88167f89fffe321590c5148f21b7d51d44388d for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-4/master#0f88167f89fffe321590c5148f21b7d51d44388d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3d59f1590e0e9a52913b15849111258c66f7a875582a49a5338a1242efe338e2
[INFO] running `"docker" "start" "-a" "3d59f1590e0e9a52913b15849111258c66f7a875582a49a5338a1242efe338e2"`
[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-1cfa72c0f07135da/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:     0x562c2cfa7f83 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h3ea4e797e65a328d
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x562c2cfa3ecb - std::sys_common::backtrace::_print::hf58574b7d5a741ab
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x562c2cfa6d46 - std::panicking::default_hook::{{closure}}::hed8b316a41353ca9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x562c2cfa6ad9 - std::panicking::default_hook::h8f4ba314e61c5eff
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x562c2cfa744f - std::panicking::rust_panic_with_hook::hde5d2bfa491b5add
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x562c2cec6fd7 - std::panicking::begin_panic::h25e5a05e7fe3cbb9
[INFO] [stderr]                                at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libstd/panicking.rs:408
[INFO] [stderr]    6:     0x562c2cd43d1f - core::ops::function::FnOnce::call_once::h7e0c77094bbee41f
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73
[INFO] [stderr]                                at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libcore/ops/function.rs:231
[INFO] [stderr]    7:     0x562c2cd4d2d1 - lazy_static::lazy::Lazy<T>::get::{{closure}}::hdaf6df6eb0042655
[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:     0x562c2cd41c8a - std::sync::once::Once::call_once::{{closure}}::hd8c837b7cdcf00c0
[INFO] [stderr]                                at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libstd/sync/once.rs:220
[INFO] [stderr]    9:     0x562c2cfa3345 - std::sync::once::Once::call_inner::h89d87664a3302716
[INFO] [stderr]                                at src/libstd/sync/once.rs:387
[INFO] [stderr]   10:     0x562c2cd41bc9 - std::sync::once::Once::call_once::heec6692d2b087283
[INFO] [stderr]                                at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libstd/sync/once.rs:220
[INFO] [stderr]   11:     0x562c2cd3dcf1 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h6da63adec17609f3
[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:     0x562c2cd3c819 - build_script_build::llvm_config::hd6ea61a5c51105ee
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167
[INFO] [stderr]   13:     0x562c2cd3d71f - build_script_build::get_llvm_cflags::h84cb77975ae9d2ff
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273
[INFO] [stderr]   14:     0x562c2cd3daea - build_script_build::main::h7b4f9518ca18d595
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300
[INFO] [stderr]   15:     0x562c2cd4d37f - std::rt::lang_start::{{closure}}::hba918ecd057bda7b
[INFO] [stderr]                                at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x562c2cfa6e52 - std::panicking::try::do_call::h4d0b8ab9a9a539b3
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   17:     0x562c2cfaf8f9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:87
[INFO] [stderr]   18:     0x562c2cfa795c - std::rt::lang_start_internal::ha0d6f6b40879f3c3
[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:     0x562c2cd4d358 - std::rt::lang_start::h1961acbef627e5af
[INFO] [stderr]                                at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x562c2cd3dd89 - main
[INFO] [stderr]   21:     0x7f0a0d5092e0 - __libc_start_main
[INFO] [stderr]   22:     0x562c2cd3b429 - _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" "3d59f1590e0e9a52913b15849111258c66f7a875582a49a5338a1242efe338e2"`
[INFO] running `"docker" "rm" "-f" "3d59f1590e0e9a52913b15849111258c66f7a875582a49a5338a1242efe338e2"`
[INFO] [stdout] 3d59f1590e0e9a52913b15849111258c66f7a875582a49a5338a1242efe338e2