[INFO] updating cached repository https://github.com/fexolm/jfec [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] 6de42e1766324b065d6ef53eb278677017d115bc [INFO] checking fexolm/jfec against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffexolm%2Fjfec" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fexolm/jfec on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c [INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/fexolm/jfec [INFO] finished tweaking git repo https://github.com/fexolm/jfec [INFO] tweaked toml for git repo https://github.com/fexolm/jfec written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/fexolm/jfec already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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] 798f0d9e20678773d4e14a4dd4e9f85b24918cd9e3b8f1950800dd7cf2d8b9ff [INFO] running `"docker" "start" "-a" "798f0d9e20678773d4e14a4dd4e9f85b24918cd9e3b8f1950800dd7cf2d8b9ff"` [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling cc v1.0.31 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling ucd-trie v0.1.1 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling maplit v1.0.1 [INFO] [stderr] Checking cast v0.1.0 [INFO] [stderr] Checking thread-scoped v1.0.2 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking itertools v0.4.19 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v0.2.13 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Checking pest v2.1.0 [INFO] [stderr] Checking simplelog v0.4.4 [INFO] [stderr] Checking criterion-plot v0.1.3 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking criterion-stats v0.1.3 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling pest_meta v2.1.0 [INFO] [stderr] Checking backtrace v0.3.14 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling llvm-sys v70.1.0 [INFO] [stderr] Checking failure v0.1.5 [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-e2acb9c2a4c7916a/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: 0x559f55453d74 - backtrace::backtrace::libunwind::trace::hdc004fffd272f071 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x559f55453d74 - backtrace::backtrace::trace_unsynchronized::h609a1e165a63b730 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x559f55453d74 - std::sys_common::backtrace::_print_fmt::h95318708fefaeefe [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x559f55453d74 - ::fmt::h590aefc216c9b5b2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x559f55474dfc - core::fmt::write::hced55d1e3f5eccac [INFO] [stderr] at src/libcore/fmt/mod.rs:1063 [INFO] [stderr] 5: 0x559f55450087 - std::io::Write::write_fmt::h908c091ec0665ba8 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x559f554565d5 - std::sys_common::backtrace::_print::h3cfdd2b217db58ae [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x559f554565d5 - std::sys_common::backtrace::print::h1552785754fbc7a8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x559f554565d5 - std::panicking::default_hook::{{closure}}::ha0f47b7d85c7040d [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x559f55456322 - std::panicking::default_hook::h03ad8166758c7f60 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x559f55456c32 - std::panicking::rust_panic_with_hook::h0d494ec3fd8df07b [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x559f55331551 - std::panicking::begin_panic::hb037a218391b3581 [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/panicking.rs:397 [INFO] [stderr] 12: 0x559f551ffa95 - ::deref::__static_ref_initialize::hca2b20fb63738362 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73 [INFO] [stderr] 13: 0x559f551ffa95 - core::ops::function::FnOnce::call_once::habaa32652c7d0a3f [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libcore/ops/function.rs:232 [INFO] [stderr] 14: 0x559f5520a3eb - lazy_static::lazy::Lazy::get::{{closure}}::hc3554f751639854d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28 [INFO] [stderr] 15: 0x559f55201432 - std::sync::once::Once::call_once::{{closure}}::h9d50ffdf67e8d640 [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/sync/once.rs:264 [INFO] [stderr] 16: 0x559f55453838 - std::sync::once::Once::call_inner::h671629ef4dbe6eea [INFO] [stderr] at src/libstd/sync/once.rs:416 [INFO] [stderr] 17: 0x559f55201293 - std::sync::once::Once::call_once::hd560063ae8a26f9a [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/sync/once.rs:264 [INFO] [stderr] 18: 0x559f551fc505 - lazy_static::lazy::Lazy::get::h77ff385ca9d94239 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27 [INFO] [stderr] 19: 0x559f551fc505 - ::deref::__stability::h41393fb00bb303e1 [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: 0x559f551fc505 - ::deref::h378b0edd5ae181b0 [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: 0x559f551fa1b4 - build_script_build::llvm_config::hc7bad8e7e68ac919 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167 [INFO] [stderr] 22: 0x559f551fb4e0 - build_script_build::get_llvm_cflags::hf28a4f5acf46760e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273 [INFO] [stderr] 23: 0x559f551fb8c4 - build_script_build::main::hebdad8df323e1936 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300 [INFO] [stderr] 24: 0x559f551fea9b - std::rt::lang_start::{{closure}}::h2891c797201ed226 [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x559f554566f3 - std::rt::lang_start_internal::{{closure}}::hd836b51c69f3c1cf [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 26: 0x559f554566f3 - std::panicking::try::do_call::hf9da5eeb55808ae9 [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 27: 0x559f5545f507 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 28: 0x559f5545715b - std::panicking::try::h066efa4d64854211 [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 29: 0x559f5545715b - std::panic::catch_unwind::hccc86cfb87152f82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 30: 0x559f5545715b - std::rt::lang_start_internal::h031b049d0fa6f856 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 31: 0x559f551fea77 - std::rt::lang_start::h02518bc15604a8a0 [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/rt.rs:67 [INFO] [stderr] 32: 0x559f551fc59a - main [INFO] [stderr] 33: 0x7fe6ce560b97 - __libc_start_main [INFO] [stderr] 34: 0x559f551f8dea - _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" "798f0d9e20678773d4e14a4dd4e9f85b24918cd9e3b8f1950800dd7cf2d8b9ff"` [INFO] running `"docker" "rm" "-f" "798f0d9e20678773d4e14a4dd4e9f85b24918cd9e3b8f1950800dd7cf2d8b9ff"` [INFO] [stdout] 798f0d9e20678773d4e14a4dd4e9f85b24918cd9e3b8f1950800dd7cf2d8b9ff