[INFO] crate jcompiler 0.1.0 is already in cache
[INFO] extracting crate jcompiler 0.1.0 into work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/reg/jcompiler/0.1.0
[INFO] extracting crate jcompiler 0.1.0 into work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/reg/jcompiler/0.1.0
[INFO] validating manifest of jcompiler-0.1.0 on toolchain master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jcompiler-0.1.0 on toolchain try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jcompiler-0.1.0
[INFO] finished frobbing jcompiler-0.1.0
[INFO] frobbed toml for jcompiler-0.1.0 written to work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/reg/jcompiler/0.1.0/Cargo.toml
[INFO] started frobbing jcompiler-0.1.0
[INFO] finished frobbing jcompiler-0.1.0
[INFO] frobbed toml for jcompiler-0.1.0 written to work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/reg/jcompiler/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jcompiler-0.1.0 against master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf for pr-60444
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60444/worker-4/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/reg/jcompiler/0.1.0:/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" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 14299b7326a8aefdebc5b42d9b3c2a63961a0f6bfa7aaa1f4718dbb702281c49
[INFO] running `"docker" "start" "-a" "14299b7326a8aefdebc5b42d9b3c2a63961a0f6bfa7aaa1f4718dbb702281c49"`
[INFO] [stderr]    Compiling llvm-sys v70.1.0
[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-9c03352bdb89a062/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:     0x5621e35aa093 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hd683c720649fc6ca
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x5621e35a5bfb - std::sys_common::backtrace::_print::h40d9544529f5324d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x5621e35a8e56 - std::panicking::default_hook::{{closure}}::hf34ca0bb1665e3f2
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x5621e35a8be9 - std::panicking::default_hook::hc1c83e7d587e3fd7
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x5621e35a955f - std::panicking::rust_panic_with_hook::ha5f015e1588f744c
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x5621e34be857 - std::panicking::begin_panic::hc0d7b425359b29b6
[INFO] [stderr]                                at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/panicking.rs:408
[INFO] [stderr]    6:     0x5621e331095f - core::ops::function::FnOnce::call_once::h76d1bc1911c71f2b
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73
[INFO] [stderr]                                at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libcore/ops/function.rs:231
[INFO] [stderr]    7:     0x5621e330fa31 - lazy_static::lazy::Lazy<T>::get::{{closure}}::hc066ded156d5901e
[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:     0x5621e3313e9a - std::sync::once::Once::call_once::{{closure}}::h58a58495a9d61c62
[INFO] [stderr]                                at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/sync/once.rs:220
[INFO] [stderr]    9:     0x5621e35a5075 - std::sync::once::Once::call_inner::h6e178336b881c8e5
[INFO] [stderr]                                at src/libstd/sync/once.rs:387
[INFO] [stderr]   10:     0x5621e3313d59 - std::sync::once::Once::call_once::h42c0a6ab517b29fb
[INFO] [stderr]                                at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/sync/once.rs:220
[INFO] [stderr]   11:     0x5621e330be71 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h8fc584981ac5699f
[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:     0x5621e3309919 - build_script_build::llvm_config::hfb62b43910b44d51
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167
[INFO] [stderr]   13:     0x5621e330ad6f - build_script_build::get_llvm_cflags::he739567f1801f051
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273
[INFO] [stderr]   14:     0x5621e330b14d - build_script_build::main::h9cbd2972105f073a
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300
[INFO] [stderr]   15:     0x5621e330fb3f - std::rt::lang_start::{{closure}}::ha4ed830b6e61fb5c
[INFO] [stderr]                                at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x5621e35a8f62 - std::panicking::try::do_call::hc02c345606c78354
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   17:     0x5621e35b19d9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   18:     0x5621e35a9a6c - std::rt::lang_start_internal::hd6e28da2a7f25305
[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:     0x5621e330fb18 - std::rt::lang_start::he73e465d4c1f6a2b
[INFO] [stderr]                                at /rustc/92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x5621e330bf09 - main
[INFO] [stderr]   21:     0x7f6742f772e0 - __libc_start_main
[INFO] [stderr]   22:     0x5621e3308469 - _start
[INFO] [stderr]   23:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "14299b7326a8aefdebc5b42d9b3c2a63961a0f6bfa7aaa1f4718dbb702281c49"`
[INFO] running `"docker" "rm" "-f" "14299b7326a8aefdebc5b42d9b3c2a63961a0f6bfa7aaa1f4718dbb702281c49"`
[INFO] [stdout] 14299b7326a8aefdebc5b42d9b3c2a63961a0f6bfa7aaa1f4718dbb702281c49