[INFO] updating cached repository https://github.com/mattjquinn/jcompiler [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3dde3df60049b5b580b985763d4bfd6e87e3287e [INFO] checking mattjquinn/jcompiler against try#bcff76bad586cfb6874f179a4b66448e6b8a832c for pr-66919 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattjquinn%2Fjcompiler" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mattjquinn/jcompiler on toolchain bcff76bad586cfb6874f179a4b66448e6b8a832c [INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mattjquinn/jcompiler [INFO] finished tweaking git repo https://github.com/mattjquinn/jcompiler [INFO] tweaked toml for git repo https://github.com/mattjquinn/jcompiler written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/mattjquinn/jcompiler already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2f8ef6725474a3d38c5bd3df335de119e41c9286e907d1c44b7c003a5a2fa232 [INFO] running `"docker" "start" "-a" "2f8ef6725474a3d38c5bd3df335de119e41c9286e907d1c44b7c003a5a2fa232"` [INFO] [stderr] Checking ascii v0.9.1 [INFO] [stderr] Compiling pest v2.1.2 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking memchr v2.2.0 [INFO] [stderr] Checking getrandom v0.1.12 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking regex v1.1.0 [INFO] [stderr] Compiling pest_meta v2.1.0 [INFO] [stderr] Checking csv v1.0.5 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking rand v0.7.1 [INFO] [stderr] Checking rayon v1.0.3 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking quickcheck v0.9.0 [INFO] [stderr] Compiling llvm-sys v70.1.0 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] error: failed to run custom build command for `llvm-sys v70.1.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-52a53f40fda0f15e/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] Found LLVM version 6.0.0 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/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55d27c80aac4 - backtrace::backtrace::libunwind::trace::hdb33b6dcb5922a0d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55d27c80aac4 - backtrace::backtrace::trace_unsynchronized::h33511224bdc125e5 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55d27c80aac4 - std::sys_common::backtrace::_print_fmt::hbb73a87c0ab402bb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x55d27c80aac4 - ::fmt::h7ff95c6d4ad994eb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x55d27c82b00c - core::fmt::write::hdeed34d0071e5a94 [INFO] [stderr] at src/libcore/fmt/mod.rs:1024 [INFO] [stderr] 5: 0x55d27c806d57 - std::io::Write::write_fmt::h787a1c2574c1b0ab [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x55d27c80cd1e - std::sys_common::backtrace::_print::h2a62cfd468e9cb0c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x55d27c80cd1e - std::sys_common::backtrace::print::h62356680b22282a5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x55d27c80cd1e - std::panicking::default_hook::{{closure}}::h24bf80d282643aa1 [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x55d27c80ca11 - std::panicking::default_hook::he0d02e1c35b286d1 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55d27c80d3fb - std::panicking::rust_panic_with_hook::h01599ae4b1fddf60 [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x55d27c7675a7 - std::panicking::begin_panic::h4ed72dd1a9745713 [INFO] [stderr] at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/panicking.rs:404 [INFO] [stderr] 12: 0x55d27c5cb16e - ::deref::__static_ref_initialize::h41073a27e75c22b9 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73 [INFO] [stderr] 13: 0x55d27c5cb16e - core::ops::function::FnOnce::call_once::h57d9b1fb41d36035 [INFO] [stderr] at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libcore/ops/function.rs:232 [INFO] [stderr] 14: 0x55d27c5d89a0 - lazy_static::lazy::Lazy::get::{{closure}}::hae8873c6d20192bd [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:28 [INFO] [stderr] 15: 0x55d27c5cf2ed - std::sync::once::Once::call_once::{{closure}}::h106e94969543b85d [INFO] [stderr] at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/sync/once.rs:263 [INFO] [stderr] 16: 0x55d27c80a5d1 - std::sync::once::Once::call_inner::h29e2dc6df0ef2f61 [INFO] [stderr] at src/libstd/sync/once.rs:416 [INFO] [stderr] 17: 0x55d27c5cf223 - std::sync::once::Once::call_once::hfd442899e60732d8 [INFO] [stderr] at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/sync/once.rs:263 [INFO] [stderr] 18: 0x55d27c5c7f05 - lazy_static::lazy::Lazy::get::hc469edbf04ed1335 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27 [INFO] [stderr] 19: 0x55d27c5c7f05 - ::deref::__stability::h6aae9a5c56240e5a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/<::lazy_static::__lazy_static_internal macros>:16 [INFO] [stderr] 20: 0x55d27c5c7f05 - ::deref::h2d27069517e713ab [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/<::lazy_static::__lazy_static_internal macros>:18 [INFO] [stderr] 21: 0x55d27c5c59ca - build_script_build::llvm_config::h57bfede1771e6b62 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167 [INFO] [stderr] 22: 0x55d27c5c6e10 - build_script_build::get_llvm_cflags::h8f0e8c0781fc59d5 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273 [INFO] [stderr] 23: 0x55d27c5c71e4 - build_script_build::main::hb95645005f0b169a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300 [INFO] [stderr] 24: 0x55d27c5d8ab0 - std::rt::lang_start::{{closure}}::hb9fd634ef5109562 [INFO] [stderr] at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x55d27c80ce43 - std::rt::lang_start_internal::{{closure}}::hb8ca7eec2fc7bb65 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 26: 0x55d27c80ce43 - std::panicking::try::do_call::h1a23bd66c69de968 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 27: 0x55d27c8154ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:81 [INFO] [stderr] 28: 0x55d27c80d890 - std::panicking::try::h31907c0e13918a21 [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 29: 0x55d27c80d890 - std::panic::catch_unwind::hc68dae81c92c5ad5 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 30: 0x55d27c80d890 - std::rt::lang_start_internal::h50af7e77b511e545 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 31: 0x55d27c5d8a89 - std::rt::lang_start::h96e212fa6ee7fcbc [INFO] [stderr] at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/rt.rs:67 [INFO] [stderr] 32: 0x55d27c5c7faa - main [INFO] [stderr] 33: 0x7feaa27c8b97 - __libc_start_main [INFO] [stderr] 34: 0x55d27c5c456a - _start [INFO] [stderr] 35: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "2f8ef6725474a3d38c5bd3df335de119e41c9286e907d1c44b7c003a5a2fa232"` [INFO] running `"docker" "rm" "-f" "2f8ef6725474a3d38c5bd3df335de119e41c9286e907d1c44b7c003a5a2fa232"` [INFO] [stdout] 2f8ef6725474a3d38c5bd3df335de119e41c9286e907d1c44b7c003a5a2fa232