[INFO] cloning repository iohub/piece [INFO] running `"git" "clone" "--bare" "git://github.com/iohub/piece.git" "work/cache/sources/gh/iohub/piece"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/iohub/piece'... [INFO] running `"git" "clone" "work/cache/sources/gh/iohub/piece" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/iohub/piece"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/iohub/piece'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/iohub/piece" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/iohub/piece"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/iohub/piece'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2435d7c783184f70c410675578b16fbfc6330da2 [INFO] sha for GitHub repo iohub/piece: 2435d7c783184f70c410675578b16fbfc6330da2 [INFO] validating manifest of iohub/piece on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of iohub/piece on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing iohub/piece [INFO] finished frobbing iohub/piece [INFO] frobbed toml for iohub/piece written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/iohub/piece/Cargo.toml [INFO] started frobbing iohub/piece [INFO] finished frobbing iohub/piece [INFO] frobbed toml for iohub/piece written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/iohub/piece/Cargo.toml [INFO] crate iohub/piece already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded llvm-sys v60.3.0 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking iohub/piece against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/iohub/piece:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 95b51a0c900d13026c714985ef38eca4f40fd53a0eb8d06fa24ef753da14110f [INFO] running `"docker" "start" "-a" "95b51a0c900d13026c714985ef38eca4f40fd53a0eb8d06fa24ef753da14110f"` [INFO] [stderr] Compiling lalrpop-util v0.16.3 [INFO] [stderr] Compiling block-padding v0.1.3 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling docopt v1.0.2 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling llvm-sys v60.3.0 [INFO] [stderr] Compiling lalrpop v0.16.3 [INFO] [stderr] error: failed to run custom build command for `llvm-sys v60.3.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/llvm-sys-7769d8573d942676/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] No suitable version of LLVM was found system-wide or pointed [INFO] [stderr] to by LLVM_SYS_60_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-60.3.0/build.rs:63:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563df7f096bb - backtrace::backtrace::libunwind::trace::h8758853b907b30fd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x563df7f096bb - backtrace::backtrace::trace_unsynchronized::h979d07d4bfdce29c [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x563df7f096bb - std::sys_common::backtrace::_print::ha749bbdb811617ea [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x563df7f096bb - std::sys_common::backtrace::print::h86a6ff63a904e869 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x563df7f096bb - std::panicking::default_hook::{{closure}}::h68500b20afb715b9 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x563df7f09397 - std::panicking::default_hook::ha801ade4ae33c264 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x563df7f09e30 - std::panicking::rust_panic_with_hook::hfb51b615c6060100 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x563df7eb2838 - std::panicking::begin_panic::h0f9a91b889bfc52c [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x563df7cb0dde - ::deref::__static_ref_initialize::h11c0ceb860773a92 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:63 [INFO] [stderr] 9: 0x563df7cb0dde - core::ops::function::FnOnce::call_once::h8ff4db48048f7048 [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/ops/function.rs:231 [INFO] [stderr] 10: 0x563df7cb4372 - lazy_static::lazy::Lazy::get::{{closure}}::h1ce9484c030fc9c9 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28 [INFO] [stderr] 11: 0x563df7cae76b - std::sync::once::Once::call_once::{{closure}}::hf41d4da6544d0ea9 [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/sync/once.rs:225 [INFO] [stderr] 12: 0x563df7f06a74 - std::sync::once::Once::call_inner::h0059186f7ca0d0f0 [INFO] [stderr] at src/libstd/sync/once.rs:392 [INFO] [stderr] 13: 0x563df7cae6b3 - std::sync::once::Once::call_once::h81a7846c50ab8a47 [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/sync/once.rs:225 [INFO] [stderr] 14: 0x563df7cabd82 - lazy_static::lazy::Lazy::get::ha67585d5173d273c [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27 [INFO] [stderr] 15: 0x563df7cabd82 - ::deref::__stability::h3ad7c85e1132d591 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/<::lazy_static::__lazy_static_internal macros>:12 [INFO] [stderr] 16: 0x563df7cabd82 - ::deref::h832ade3e18161a20 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/<::lazy_static::__lazy_static_internal macros>:13 [INFO] [stderr] 17: 0x563df7ca95da - build_script_build::llvm_config::hae3f43d2337b4567 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:150 [INFO] [stderr] 18: 0x563df7caacf0 - build_script_build::get_llvm_cflags::hfe8721ea8cf8616a [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:259 [INFO] [stderr] 19: 0x563df7cab0ee - build_script_build::main::h70df85b76a29770c [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:284 [INFO] [stderr] 20: 0x563df7caf540 - std::rt::lang_start::{{closure}}::h5ed2d85f6487467d [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x563df7f09833 - std::rt::lang_start_internal::{{closure}}::h25858f7dd6124e1a [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 22: 0x563df7f09833 - std::panicking::try::do_call::h51cc84caa9338daf [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 23: 0x563df7f11faa - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 24: 0x563df7f0a33d - std::panicking::try::heb9d5da34e3fa707 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 25: 0x563df7f0a33d - std::panic::catch_unwind::he2a2041733180f4c [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] 26: 0x563df7f0a33d - std::rt::lang_start_internal::h9e24cef029766dfd [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 27: 0x563df7caf519 - std::rt::lang_start::h20aab1edc405e9ca [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64 [INFO] [stderr] 28: 0x563df7cabe1a - main [INFO] [stderr] 29: 0x7f9c138882e1 - __libc_start_main [INFO] [stderr] 30: 0x563df7ca836a - _start [INFO] [stderr] 31: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "95b51a0c900d13026c714985ef38eca4f40fd53a0eb8d06fa24ef753da14110f"` [INFO] running `"docker" "rm" "-f" "95b51a0c900d13026c714985ef38eca4f40fd53a0eb8d06fa24ef753da14110f"` [INFO] [stdout] 95b51a0c900d13026c714985ef38eca4f40fd53a0eb8d06fa24ef753da14110f