[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-1.38-1/sources/1.37.0/gh/iohub/piece"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/iohub/piece'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/iohub/piece" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iohub/piece"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of iohub/piece on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing iohub/piece against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 843f8eec5391ee0fdab8c7b022ab6da143faad326cde06775ca5068a5b2f66bd [INFO] running `"docker" "start" "-a" "843f8eec5391ee0fdab8c7b022ab6da143faad326cde06775ca5068a5b2f66bd"` [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling lalrpop-util v0.16.3 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Compiling syn v0.15.27 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling llvm-sys v60.3.0 [INFO] [stderr] Compiling bit-set v0.5.0 [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] 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-60a0dc881ec7f3b2/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: 0x5586f292d17b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5586f292d17b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5586f292d17b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x5586f292d17b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x5586f292d17b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x5586f292ce56 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x5586f292d8ed - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x5586f28968a5 - std::panicking::begin_panic::h2a9b38aa2a43d318 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x5586f26da03e - ::deref::__static_ref_initialize::h9cbc22f523fe15a6 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:63 [INFO] [stderr] 9: 0x5586f26da03e - core::ops::function::FnOnce::call_once::h6c4a43d0838f149b [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stderr] 10: 0x5586f26de23f - lazy_static::lazy::Lazy::get::{{closure}}::h40e19299aa24be46 [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: 0x5586f26d912b - std::sync::once::Once::call_once::{{closure}}::hacf5c838fdb0e972 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stderr] 12: 0x5586f292a4b8 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stderr] at src/libstd/sync/once.rs:392 [INFO] [stderr] 13: 0x5586f26d8fc3 - std::sync::once::Once::call_once::h3e10a1e82c3bf1af [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stderr] 14: 0x5586f26d5565 - lazy_static::lazy::Lazy::get::ha60786094c391743 [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: 0x5586f26d5565 - ::deref::__stability::hae2fe1a47f7b79cc [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/<::lazy_static::__lazy_static_internal macros>:17 [INFO] [stderr] 16: 0x5586f26d5565 - ::deref::h84368f736283e607 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/<::lazy_static::__lazy_static_internal macros>:19 [INFO] [stderr] 17: 0x5586f26d2eda - build_script_build::llvm_config::h46ba77f93c5fa6f4 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:150 [INFO] [stderr] 18: 0x5586f26d4530 - build_script_build::get_llvm_cflags::hb76b13ac11a8a479 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:259 [INFO] [stderr] 19: 0x5586f26d492e - build_script_build::main::hd2d498979973ea2e [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.3.0/build.rs:284 [INFO] [stderr] 20: 0x5586f26d8ef0 - std::rt::lang_start::{{closure}}::he792c315d7c1b387 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x5586f292d2f3 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 22: 0x5586f292d2f3 - std::panicking::try::do_call::h9d779bc5e27e3284 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 23: 0x5586f2935a5a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 24: 0x5586f292ddfd - std::panicking::try::h4af22d9cb0afa351 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 25: 0x5586f292ddfd - std::panic::catch_unwind::hbb68a9ada87bfb97 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 26: 0x5586f292ddfd - std::rt::lang_start_internal::hba9e09d74440ce4d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 27: 0x5586f26d8ec9 - std::rt::lang_start::h9056e2a7ffd2cb1e [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 28: 0x5586f26d55ea - main [INFO] [stderr] 29: 0x7f370dd2d2e1 - __libc_start_main [INFO] [stderr] 30: 0x5586f26d1cca - _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" "843f8eec5391ee0fdab8c7b022ab6da143faad326cde06775ca5068a5b2f66bd"` [INFO] running `"docker" "rm" "-f" "843f8eec5391ee0fdab8c7b022ab6da143faad326cde06775ca5068a5b2f66bd"` [INFO] [stdout] 843f8eec5391ee0fdab8c7b022ab6da143faad326cde06775ca5068a5b2f66bd