[INFO] updating cached repository https://github.com/jauhien/iron-kaleidoscope [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] fed9a75aa211a829a0b2b099f4bcfcef2079d034 [INFO] checking jauhien/iron-kaleidoscope against try#7cb06892a23b4da510686618c8730f0b2e8bd952 for pr-66963 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjauhien%2Firon-kaleidoscope" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jauhien/iron-kaleidoscope on toolchain 7cb06892a23b4da510686618c8730f0b2e8bd952 [INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jauhien/iron-kaleidoscope [INFO] finished tweaking git repo https://github.com/jauhien/iron-kaleidoscope [INFO] tweaked toml for git repo https://github.com/jauhien/iron-kaleidoscope written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/jauhien/iron-kaleidoscope already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Updating git repository `https://github.com/jauhien/iron-llvm.git` [INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "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] e311a6d35264032f268eab71084a12e617705796f90eabe72980ccfdfe351c2e [INFO] running `"docker" "start" "-a" "e311a6d35264032f268eab71084a12e617705796f90eabe72980ccfdfe351c2e"` [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling llvm-sys v0.2.1 [INFO] [stderr] Compiling iron_llvm v0.0.1 (https://github.com/jauhien/iron-llvm.git#401fbb93) [INFO] [stderr] Compiling llvm-sys v80.1.2 [INFO] [stderr] error: failed to run custom build command for `llvm-sys v80.1.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-fcc54718ea4283e5/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_PREFIX [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_IGNORE_BLACKLIST [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_STRICT_VERSIONING [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_NO_CLEAN_CFLAGS [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_USE_DEBUG_MSVCRT [INFO] [stderr] cargo:rerun-if-env-changed=LLVM_SYS_80_FFI_WORKAROUND [INFO] [stderr] Found LLVM version 6.0.0 on PATH, but need 8.0.2. [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_80_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-80.1.2/build.rs:101:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5603377e6034 - backtrace::backtrace::libunwind::trace::hdb81db0bd6831d04 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5603377e6034 - backtrace::backtrace::trace_unsynchronized::h38672f8e088162ec [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5603377e6034 - std::sys_common::backtrace::_print_fmt::h3477885c1cf600bf [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x5603377e6034 - ::fmt::h1b1db80893bb1d47 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x5603378065ec - core::fmt::write::hb45c0f2659d06ea0 [INFO] [stderr] at src/libcore/fmt/mod.rs:1024 [INFO] [stderr] 5: 0x5603377e2237 - std::io::Write::write_fmt::h69aed8c2f069f95a [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x5603377e82ee - std::sys_common::backtrace::_print::h7994adb630479b56 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x5603377e82ee - std::sys_common::backtrace::print::h3b61bc008bfbd441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x5603377e82ee - std::panicking::default_hook::{{closure}}::h3fe670170d668cf0 [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x5603377e7fe1 - std::panicking::default_hook::h3b06cb1df08e0592 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x5603377e89cb - std::panicking::rust_panic_with_hook::h1d228350fd59b915 [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x5603377b2397 - std::panicking::begin_panic::hd03350dbdac20932 [INFO] [stderr] at /rustc/7cb06892a23b4da510686618c8730f0b2e8bd952/src/libstd/panicking.rs:404 [INFO] [stderr] 12: 0x560337538e5e - ::deref::__static_ref_initialize::heebf448793844fe8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/build.rs:101 [INFO] [stderr] 13: 0x560337538e5e - core::ops::function::FnOnce::call_once::h60c883ef3f9137d1 [INFO] [stderr] at /rustc/7cb06892a23b4da510686618c8730f0b2e8bd952/src/libcore/ops/function.rs:232 [INFO] [stderr] 14: 0x56033753d9e0 - lazy_static::lazy::Lazy::get::{{closure}}::h6ac87d133acda912 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:31 [INFO] [stderr] 15: 0x5603375378bd - std::sync::once::Once::call_once::{{closure}}::hc39287ede03592aa [INFO] [stderr] at /rustc/7cb06892a23b4da510686618c8730f0b2e8bd952/src/libstd/sync/once.rs:263 [INFO] [stderr] 16: 0x5603377e5b41 - std::sync::once::Once::call_inner::hfb133845631a246a [INFO] [stderr] at src/libstd/sync/once.rs:416 [INFO] [stderr] 17: 0x560337537513 - std::sync::once::Once::call_once::he816dd7e5f649b32 [INFO] [stderr] at /rustc/7cb06892a23b4da510686618c8730f0b2e8bd952/src/libstd/sync/once.rs:263 [INFO] [stderr] 18: 0x5603375352a5 - lazy_static::lazy::Lazy::get::h5e8d2b3198a286b2 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:30 [INFO] [stderr] 19: 0x5603375352a5 - ::deref::__stability::hf04cbcb7aba675a8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/<::lazy_static::__lazy_static_internal macros>:16 [INFO] [stderr] 20: 0x5603375352a5 - ::deref::h18d5f41eb427766f [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/<::lazy_static::__lazy_static_internal macros>:18 [INFO] [stderr] 21: 0x56033753252a - build_script_build::llvm_config::h5be3a27b63ccbd95 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/build.rs:199 [INFO] [stderr] 22: 0x560337533970 - build_script_build::get_llvm_cflags::h5c44cac29e7b8fda [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/build.rs:308 [INFO] [stderr] 23: 0x56033753419d - build_script_build::main::hb8c1fe12724acd62 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.1.2/build.rs:346 [INFO] [stderr] 24: 0x56033753c510 - std::rt::lang_start::{{closure}}::h264dc227819b6fca [INFO] [stderr] at /rustc/7cb06892a23b4da510686618c8730f0b2e8bd952/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x5603377e8413 - std::rt::lang_start_internal::{{closure}}::h1784eb06fa376c84 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 26: 0x5603377e8413 - std::panicking::try::do_call::hc1b239edbaea435b [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 27: 0x5603377f0a9a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:78 [INFO] [stderr] 28: 0x5603377e8e60 - std::panicking::try::h3488fc3f1d3c9eea [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 29: 0x5603377e8e60 - std::panic::catch_unwind::h2a34869edc5a61ae [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 30: 0x5603377e8e60 - std::rt::lang_start_internal::h0cda2cb9c4b6b0f8 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 31: 0x56033753c4e9 - std::rt::lang_start::he5145f1aa0e1b236 [INFO] [stderr] at /rustc/7cb06892a23b4da510686618c8730f0b2e8bd952/src/libstd/rt.rs:67 [INFO] [stderr] 32: 0x56033753534a - main [INFO] [stderr] 33: 0x7f3f7b938b97 - __libc_start_main [INFO] [stderr] 34: 0x5603375312ea - _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" "e311a6d35264032f268eab71084a12e617705796f90eabe72980ccfdfe351c2e"` [INFO] running `"docker" "rm" "-f" "e311a6d35264032f268eab71084a12e617705796f90eabe72980ccfdfe351c2e"` [INFO] [stdout] e311a6d35264032f268eab71084a12e617705796f90eabe72980ccfdfe351c2e