[INFO] updating cached repository iohub/piece [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/iohub/piece [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/iohub/piece" "work/ex/beta-1.37-6/sources/1.36.0/gh/iohub/piece"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/iohub/piece'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/iohub/piece" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iohub/piece"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of iohub/piece on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/gh/iohub/piece/Cargo.toml [INFO] crate iohub/piece already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing iohub/piece against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/iohub/piece:/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=warn" "-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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] eb459a32c90f52631af931dc630303d2ecfdae3114a1dbf55c4ea2a1474da443 [INFO] running `"docker" "start" "-a" "eb459a32c90f52631af931dc630303d2ecfdae3114a1dbf55c4ea2a1474da443"` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.2 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling either v1.5.1 [INFO] [stderr] Compiling lalrpop-util v0.16.3 [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Compiling regex-syntax v0.6.5 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling syn v0.15.27 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling llvm-sys v60.3.0 [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-6b0a4db71597d39c/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: 0x5595784e51b3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x5595784e0bbb - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x5595784e3f76 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x5595784e3d09 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x5595784e467f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x559578488717 - std::panicking::begin_panic::hbce4f66bf4eabb11 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stderr] 6: 0x55957828eda9 - core::ops::function::FnOnce::call_once::hb647f531d3f0cbbb [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:63 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stderr] 7: 0x559578293501 - lazy_static::lazy::Lazy::get::{{closure}}::h2a5e6782440523c5 [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: 0x55957829377a - std::sync::once::Once::call_once::{{closure}}::h52b5f743e27ef43d [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sync/once.rs:220 [INFO] [stderr] 9: 0x5595784e0035 - std::sync::once::Once::call_inner::h179d1a2b131ce906 [INFO] [stderr] at src/libstd/sync/once.rs:387 [INFO] [stderr] 10: 0x55957829370c - std::sync::once::Once::call_once::h8b7cb67f9049a1db [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sync/once.rs:220 [INFO] [stderr] 11: 0x55957828b7f1 - ::deref::h6001e65f25a9182c [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-60.3.0/<::lazy_static::__lazy_static_internal macros>:12 [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] 12: 0x559578289089 - build_script_build::llvm_config::h2905301b5c49d315 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:150 [INFO] [stderr] 13: 0x55957828a77f - build_script_build::get_llvm_cflags::h075a40290debd35e [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:259 [INFO] [stderr] 14: 0x55957828ab5d - build_script_build::main::h62655ca94a6c1785 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:284 [INFO] [stderr] 15: 0x55957828e09f - std::rt::lang_start::{{closure}}::h6a49904cdb67e936 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x5595784e4082 - std::panicking::try::do_call::hc3d8373a0b215f51 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 17: 0x5595784ecc09 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 18: 0x5595784e4b8c - std::rt::lang_start_internal::he5218c8b95d395f2 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 19: 0x55957828e078 - std::rt::lang_start::h0671026e01753ba5 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 20: 0x55957828b889 - main [INFO] [stderr] 21: 0x7ff6988292e0 - __libc_start_main [INFO] [stderr] 22: 0x559578287d29 - _start [INFO] [stderr] 23: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "eb459a32c90f52631af931dc630303d2ecfdae3114a1dbf55c4ea2a1474da443"` [INFO] running `"docker" "rm" "-f" "eb459a32c90f52631af931dc630303d2ecfdae3114a1dbf55c4ea2a1474da443"` [INFO] [stdout] eb459a32c90f52631af931dc630303d2ecfdae3114a1dbf55c4ea2a1474da443