[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-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/reg/rustc-llvm-proxy/0.1.5
[INFO] extracting crate rustc-llvm-proxy 0.1.5 into work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/rustc-llvm-proxy/0.1.5
[INFO] validating manifest of rustc-llvm-proxy-0.1.5 on toolchain master#2bde39b8edce6463e1c37f8a8082a875e7b536b1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustc-llvm-proxy-0.1.5 on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-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-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/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-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/rustc-llvm-proxy/0.1.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rustc-llvm-proxy-0.1.5 against master#2bde39b8edce6463e1c37f8a8082a875e7b536b1 for pr-57483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-2/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/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" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3ecaecb6767363bd5e359cc714443c26d6ebb81976b7db1ffc9e47e092cd4e87
[INFO] running `"docker" "start" "-a" "3ecaecb6767363bd5e359cc714443c26d6ebb81976b7db1ffc9e47e092cd4e87"`
[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-7a46bce673dff8a2/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:     0x558adb35f173 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::ha8bcc96ae63a6114
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
[INFO] [stderr]    1:     0x558adb359918 - std::sys_common::backtrace::_print::ha52ef9f34407cac8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x558adb35e162 - std::panicking::default_hook::{{closure}}::ha94a1dec142ead26
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    3:     0x558adb35decd - std::panicking::default_hook::h9a1bc7de45ed87b4
[INFO] [stderr]                                at src/libstd/panicking.rs:227
[INFO] [stderr]    4:     0x558adb35e870 - std::panicking::rust_panic_with_hook::h64b39a0177c46f97
[INFO] [stderr]                                at src/libstd/panicking.rs:491
[INFO] [stderr]    5:     0x558adb10f6c7 - std::panicking::begin_panic::h4d55af9bbced18dc
[INFO] [stderr]                                at /rustc/2bde39b8edce6463e1c37f8a8082a875e7b536b1/src/libstd/panicking.rs:425
[INFO] [stderr]    6:     0x558adb0feca4 - core::ops::function::FnOnce::call_once::h12a60475fbd3f343
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73
[INFO] [stderr]                                at /rustc/2bde39b8edce6463e1c37f8a8082a875e7b536b1/src/libcore/ops/function.rs:238
[INFO] [stderr]    7:     0x558adb108561 - <lazy_static::lazy::Lazy<T>>::get::{{closure}}::h7616ae5b4e61a1d3
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:28
[INFO] [stderr]    8:     0x558adb0fbd7a - std::sync::once::Once::call_once::{{closure}}::he21c59cd68e4fb9a
[INFO] [stderr]                                at /rustc/2bde39b8edce6463e1c37f8a8082a875e7b536b1/src/libstd/sync/once.rs:230
[INFO] [stderr]    9:     0x558adb358d95 - std::sync::once::Once::call_inner::hbec2d09b15af1c94
[INFO] [stderr]                                at src/libstd/sync/once.rs:397
[INFO] [stderr]   10:     0x558adb0fbbb9 - std::sync::once::Once::call_once::h59bcee06fd812dbc
[INFO] [stderr]                                at /rustc/2bde39b8edce6463e1c37f8a8082a875e7b536b1/src/libstd/sync/once.rs:230
[INFO] [stderr]   11:     0x558adb0f8fa1 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h9000a88adb6b5fe4
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/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:     0x558adb0f7a79 - build_script_build::llvm_config::h4af9acad653fef89
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167
[INFO] [stderr]   13:     0x558adb0f89bf - build_script_build::get_llvm_cflags::h6970a41a56a14712
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273
[INFO] [stderr]   14:     0x558adb0f8d9a - build_script_build::main::h302852de484d1172
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300
[INFO] [stderr]   15:     0x558adb10836f - std::rt::lang_start::{{closure}}::he6e941ec816adb10
[INFO] [stderr]                                at /rustc/2bde39b8edce6463e1c37f8a8082a875e7b536b1/src/libstd/rt.rs:74
[INFO] [stderr]   16:     0x558adb35e272 - std::panicking::try::do_call::h1eb7f5d86c620835
[INFO] [stderr]                                at src/libstd/rt.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:310
[INFO] [stderr]   17:     0x558adb372309 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:102
[INFO] [stderr]   18:     0x558adb35ec43 - std::rt::lang_start_internal::h164adb93e937dc21
[INFO] [stderr]                                at src/libstd/panicking.rs:289
[INFO] [stderr]                                at src/libstd/panic.rs:398
[INFO] [stderr]                                at src/libstd/rt.rs:58
[INFO] [stderr]   19:     0x558adb108348 - std::rt::lang_start::hb3a55eab7f4ee888
[INFO] [stderr]                                at /rustc/2bde39b8edce6463e1c37f8a8082a875e7b536b1/src/libstd/rt.rs:74
[INFO] [stderr]   20:     0x558adb0f9039 - main
[INFO] [stderr]   21:     0x7f30402872e0 - __libc_start_main
[INFO] [stderr]   22:     0x558adb0f6589 - _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" "3ecaecb6767363bd5e359cc714443c26d6ebb81976b7db1ffc9e47e092cd4e87"`
[INFO] running `"docker" "rm" "-f" "3ecaecb6767363bd5e359cc714443c26d6ebb81976b7db1ffc9e47e092cd4e87"`
[INFO] [stdout] 3ecaecb6767363bd5e359cc714443c26d6ebb81976b7db1ffc9e47e092cd4e87