[INFO] cloning repository https://github.com/ubsan/newt [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ubsan/newt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubsan%2Fnewt"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubsan%2Fnewt'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8a11c9db4200da624a563286ac8040a59ceffece [INFO] checking ubsan/newt against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubsan%2Fnewt" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ubsan/newt on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ubsan/newt [INFO] finished tweaking git repo https://github.com/ubsan/newt [INFO] tweaked toml for git repo https://github.com/ubsan/newt written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ubsan/newt already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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] 23cab79c7c881e28f117b57205283a6df176cd680d7c168960730e9f8e053d70 [INFO] running `"docker" "start" "-a" "23cab79c7c881e28f117b57205283a6df176cd680d7c168960730e9f8e053d70"` [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Compiling utf8-ranges v1.0.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling memchr v2.0.2 [INFO] [stderr] Compiling aho-corasick v0.6.7 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling llvm-sys v70.0.0 [INFO] [stderr] error: failed to run custom build command for `llvm-sys v70.0.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-87d3339e75ba4fc8/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-70.0.0/build.rs:73:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x564589d4c9b4 - backtrace::backtrace::libunwind::trace::hed9e2a0309170f7a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x564589d4c9b4 - backtrace::backtrace::trace_unsynchronized::h9afd3890a045e254 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x564589d4c9b4 - std::sys_common::backtrace::_print_fmt::h0c9217c367fe7d99 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x564589d4c9b4 - ::fmt::h1e25c3c7d15a8f7a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x564589d6d44c - core::fmt::write::h222d255985e63ab4 [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x564589d48ad7 - std::io::Write::write_fmt::hff0ed662005260ac [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x564589d4efa5 - std::sys_common::backtrace::_print::hc8e1f3adcde2a297 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x564589d4efa5 - std::sys_common::backtrace::print::h441b47455c622a48 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x564589d4efa5 - std::panicking::default_hook::{{closure}}::hf4fb5bc24f0ac057 [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x564589d4ec96 - std::panicking::default_hook::h13a0b47a82531fb5 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x564589d4f6a5 - std::panicking::rust_panic_with_hook::h4a8bd1cefdd0c63e [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x564589ccc3d3 - std::panicking::begin_panic::h260e4e792ed842c7 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/panicking.rs:407 [INFO] [stderr] 12: 0x564589b16ea0 - ::deref::__static_ref_initialize::h3eca7cac359a9e46 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:73 [INFO] [stderr] 13: 0x564589b16ea0 - core::ops::function::FnOnce::call_once::hfaaead6996f25a78 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libcore/ops/function.rs:227 [INFO] [stderr] 14: 0x564589b1aad3 - lazy_static::lazy::Lazy::get::{{closure}}::h405fb4a5d616d1a1 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/inline_lazy.rs:28 [INFO] [stderr] 15: 0x564589b1b0fb - std::sync::once::Once::call_once::{{closure}}::h82bc57b82c7ff4ec [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/sync/once.rs:225 [INFO] [stderr] 16: 0x564589d4c4d8 - std::sync::once::Once::call_inner::hfeaed5c61a71fd68 [INFO] [stderr] at src/libstd/sync/once.rs:392 [INFO] [stderr] 17: 0x564589b1afd3 - std::sync::once::Once::call_once::hc215fe5d091c4bf3 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/sync/once.rs:225 [INFO] [stderr] 18: 0x564589b1269f - lazy_static::lazy::Lazy::get::hd1fd19fa7ed8c7cd [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/inline_lazy.rs:27 [INFO] [stderr] 19: 0x564589b1269f - ::deref::__stability::h73fdf0429bc80511 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/<::lazy_static::__lazy_static_internal macros>:19 [INFO] [stderr] 20: 0x564589b1269f - ::deref::h5d7a2a34f0653729 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/<::lazy_static::__lazy_static_internal macros>:21 [INFO] [stderr] 21: 0x564589b0ff7a - build_script_build::llvm_config::hf243a69ccac757ad [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:167 [INFO] [stderr] 22: 0x564589b119da - build_script_build::main::h3d59c24286f88d91 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:300 [INFO] [stderr] 23: 0x564589b15940 - std::rt::lang_start::{{closure}}::h3cf9334cbe5c9c31 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/rt.rs:64 [INFO] [stderr] 24: 0x564589d4f0d3 - std::rt::lang_start_internal::{{closure}}::h79de390c1f22a575 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 25: 0x564589d4f0d3 - std::panicking::try::do_call::h7ab738dd9e6d8623 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 26: 0x564589d5760a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 27: 0x564589d4fb9d - std::panicking::try::h02240b4a14001fb3 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 28: 0x564589d4fb9d - std::panic::catch_unwind::hf518ccf3f5414b1b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 29: 0x564589d4fb9d - std::rt::lang_start_internal::hb1418bf06dc13abc [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 30: 0x564589b15919 - std::rt::lang_start::h511a34bc98bd453b [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/rt.rs:64 [INFO] [stderr] 31: 0x564589b1271a - main [INFO] [stderr] 32: 0x7f12113e9b97 - __libc_start_main [INFO] [stderr] 33: 0x564589b0eb7a - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "23cab79c7c881e28f117b57205283a6df176cd680d7c168960730e9f8e053d70"` [INFO] running `"docker" "rm" "-f" "23cab79c7c881e28f117b57205283a6df176cd680d7c168960730e9f8e053d70"` [INFO] [stdout] 23cab79c7c881e28f117b57205283a6df176cd680d7c168960730e9f8e053d70