[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 try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389 [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 ba14a92a10441c4b839ce71e6ef5f7a48bbff18f [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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" "+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] 3ab0761e85de9555bc1ba92a7a1e9447a18da2d60fea6c3a021502250b13111d [INFO] running `"docker" "start" "-a" "3ab0761e85de9555bc1ba92a7a1e9447a18da2d60fea6c3a021502250b13111d"` [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking backtrace-sys v0.1.28 [INFO] [stderr] Checking num_cpus v0.2.13 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking simplelog v0.4.4 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking backtrace v0.3.14 [INFO] [stderr] Checking criterion-stats v0.1.3 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking criterion-plot v0.1.3 [INFO] [stderr] Checking criterion v0.1.2 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Compiling llvm-sys v70.1.0 [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-7301df37bc9773ca/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: 0x55595c080e44 - 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: 0x55595c080e44 - 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: 0x55595c080e44 - std::sys_common::backtrace::_print_fmt::h0c9217c367fe7d99 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x55595c080e44 - ::fmt::h1e25c3c7d15a8f7a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x55595c0a178c - core::fmt::write::h222d255985e63ab4 [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x55595c07cf67 - std::io::Write::write_fmt::hff0ed662005260ac [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55595c083445 - std::sys_common::backtrace::_print::hc8e1f3adcde2a297 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x55595c083445 - std::sys_common::backtrace::print::h441b47455c622a48 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55595c083445 - std::panicking::default_hook::{{closure}}::hf4fb5bc24f0ac057 [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x55595c083136 - std::panicking::default_hook::h13a0b47a82531fb5 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55595c083b45 - std::panicking::rust_panic_with_hook::h4a8bd1cefdd0c63e [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x55595c034603 - std::panicking::begin_panic::h36c9f76cd9add06d [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/panicking.rs:407 [INFO] [stderr] 12: 0x55595bdd35a0 - ::deref::__static_ref_initialize::hdfc74f68d8f4c522 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73 [INFO] [stderr] 13: 0x55595bdd35a0 - core::ops::function::FnOnce::call_once::hb49fd5e421c24706 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libcore/ops/function.rs:227 [INFO] [stderr] 14: 0x55595bdd14df - lazy_static::lazy::Lazy::get::{{closure}}::h038afcb8be31cd06 [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: 0x55595bdd648b - std::sync::once::Once::call_once::{{closure}}::hc94c8b01ce28f24a [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/sync/once.rs:225 [INFO] [stderr] 16: 0x55595c080968 - std::sync::once::Once::call_inner::hfeaed5c61a71fd68 [INFO] [stderr] at src/libstd/sync/once.rs:392 [INFO] [stderr] 17: 0x55595bdd62e3 - std::sync::once::Once::call_once::h5d6d6a0a248ef425 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/sync/once.rs:225 [INFO] [stderr] 18: 0x55595bdcdab5 - lazy_static::lazy::Lazy::get::haa39ae52b21f6c31 [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: 0x55595bdcdab5 - ::deref::__stability::hc4e30bf933744242 [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: 0x55595bdcdab5 - ::deref::ha01290a1a6aca068 [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: 0x55595bdcb37a - build_script_build::llvm_config::he5cb7e98d96d4216 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167 [INFO] [stderr] 22: 0x55595bdcc9f0 - build_script_build::get_llvm_cflags::h9b309c2063775b07 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273 [INFO] [stderr] 23: 0x55595bdccdee - build_script_build::main::h834495e5c2f26dcb [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300 [INFO] [stderr] 24: 0x55595bdd1f90 - std::rt::lang_start::{{closure}}::h92359de5a82afff2 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x55595c083573 - std::rt::lang_start_internal::{{closure}}::h79de390c1f22a575 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 26: 0x55595c083573 - std::panicking::try::do_call::h7ab738dd9e6d8623 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 27: 0x55595c08baaa - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 28: 0x55595c08403d - std::panicking::try::h02240b4a14001fb3 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 29: 0x55595c08403d - std::panic::catch_unwind::hf518ccf3f5414b1b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 30: 0x55595c08403d - std::rt::lang_start_internal::hb1418bf06dc13abc [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 31: 0x55595bdd1f69 - std::rt::lang_start::h27905b32c4812801 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/rt.rs:64 [INFO] [stderr] 32: 0x55595bdcdb3a - main [INFO] [stderr] 33: 0x7fc686398b97 - __libc_start_main [INFO] [stderr] 34: 0x55595bdc9f7a - _start [INFO] [stderr] 35: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "3ab0761e85de9555bc1ba92a7a1e9447a18da2d60fea6c3a021502250b13111d"` [INFO] running `"docker" "rm" "-f" "3ab0761e85de9555bc1ba92a7a1e9447a18da2d60fea6c3a021502250b13111d"` [INFO] [stdout] 3ab0761e85de9555bc1ba92a7a1e9447a18da2d60fea6c3a021502250b13111d