[INFO] updating cached repository https://github.com/maidsafe/system_uri [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] e6ebd832e8a147b0d5d914d06eb7e2aa6aed5478 [INFO] checking maidsafe/system_uri against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaidsafe%2Fsystem_uri" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maidsafe/system_uri on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241 [INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/maidsafe/system_uri [INFO] finished tweaking git repo https://github.com/maidsafe/system_uri [INFO] tweaked toml for git repo https://github.com/maidsafe/system_uri written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/maidsafe/system_uri already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "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] 154f6c2f8ebd8d14071e771b06f32e35b40d80819ffb4e0ec97460a622b07a8c [INFO] running `"docker" "start" "-a" "154f6c2f8ebd8d14071e771b06f32e35b40d80819ffb4e0ec97460a622b07a8c"` [INFO] [stderr] Compiling same-file v1.0.3 [INFO] [stderr] Compiling serde v1.0.75 [INFO] [stderr] Checking jni-sys v0.3.0 [INFO] [stderr] Checking unwrap v1.2.1 [INFO] [stderr] Checking xdg-basedir v1.0.0 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking log v0.4.4 [INFO] [stderr] Checking combine v2.5.2 [INFO] [stderr] Checking base64 v0.9.2 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Checking regex v0.2.11 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking walkdir v2.0.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling jni v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.75 [INFO] [stderr] Checking backtrace v0.3.4 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] error: internal compiler error: src/librustc_typeck/check/never_compat.rs:400: No vars were equated to diverging vars: [_] [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at 'Box', src/librustc_errors/lib.rs:882:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f01b7f254b4 - backtrace::backtrace::libunwind::trace::hd3621c56e1a82b0a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7f01b7f254b4 - backtrace::backtrace::trace_unsynchronized::h127a46c1d6aa4138 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f01b7f254b4 - std::sys_common::backtrace::_print_fmt::hfb10ea147c250179 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x7f01b7f254b4 - ::fmt::heca9e4a472b1181e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f01b7f5a8bc - core::fmt::write::h54f88987482a5b75 [INFO] [stderr] at src/libcore/fmt/mod.rs:1057 [INFO] [stderr] 5: 0x7f01b7f186f7 - std::io::Write::write_fmt::he140747fba757439 [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x7f01b7f299d5 - std::sys_common::backtrace::_print::hf5ab867f01eb06e3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f01b7f299d5 - std::sys_common::backtrace::print::hb7ea4d1c97dea23b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f01b7f299d5 - std::panicking::default_hook::{{closure}}::h68c54342c8022088 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x7f01b7f296c1 - std::panicking::default_hook::hfa9dc9c6d07432d7 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x7f01b8475fd3 - rustc_driver::report_ice::h1754be62c77c8ce5 [INFO] [stderr] 11: 0x7f01b7f2a10d - std::panicking::rust_panic_with_hook::hffd6e7ce90eff43e [INFO] [stderr] at src/libstd/panicking.rs:476 [INFO] [stderr] 12: 0x7f01ba788643 - std::panicking::begin_panic::hd5b532ad923caa4c [INFO] [stderr] 13: 0x7f01ba77b8e0 - rustc_errors::HandlerInner::bug::hb20cf078c23ddc00 [INFO] [stderr] 14: 0x7f01ba77a6aa - rustc_errors::Handler::bug::hd7a557272bdcb2f0 [INFO] [stderr] 15: 0x7f01b9faf779 - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h239fd67ecb12c0ab [INFO] [stderr] 16: 0x7f01b9fae9e3 - rustc::ty::context::tls::with_opt::{{closure}}::hd09f55356904aef8 [INFO] [stderr] 17: 0x7f01b9fae95a - rustc::ty::context::tls::with_context_opt::h024c70aaa7f6034c [INFO] [stderr] 18: 0x7f01b9fae997 - rustc::ty::context::tls::with_opt::h18c904c34e963e77 [INFO] [stderr] 19: 0x7f01b9faf688 - rustc::util::bug::opt_span_bug_fmt::h5e92b6c438f0371f [INFO] [stderr] 20: 0x7f01b9faf5f2 - rustc::util::bug::bug_fmt::h587cf163bb6785be [INFO] [stderr] 21: 0x7f01b8de0df8 - rustc_typeck::check::never_compat::NeverCompatHandler::post_fallback::h3c6c75b6694c8653 [INFO] [stderr] 22: 0x7f01b8eb4872 - rustc::ty::context::tls::with_context::{{closure}}::hf98b09f34e9b1456 [INFO] [stderr] 23: 0x7f01b8d232ae - rustc_typeck::check::typeck_tables_of::hf40f71598acf5a9d [INFO] [stderr] 24: 0x7f01b8d9921a - rustc::ty::query::__query_compute::typeck_tables_of::hd73db93910f3dd34 [INFO] [stderr] 25: 0x7f01b8e26b7b - rustc::ty::query::::compute::hae13c069af526398 [INFO] [stderr] 26: 0x7f01b8df994b - rustc::dep_graph::graph::DepGraph::with_task_impl::h636e7410be355aa8 [INFO] [stderr] 27: 0x7f01b8e724ae - rustc::ty::query::plumbing::::get_query::h9ad58bfecc3a0098 [INFO] [stderr] 28: 0x7f01b8e224df - rustc::ty::::par_body_owners::h9f83dfa6d92723c7 [INFO] [stderr] 29: 0x7f01b8d22b9d - rustc_typeck::check::typeck_item_bodies::h7f5b7b23f1879e6a [INFO] [stderr] 30: 0x7f01b8d99625 - rustc::ty::query::__query_compute::typeck_item_bodies::h403341072b94495b [INFO] [stderr] 31: 0x7f01b8df3dd9 - rustc::dep_graph::graph::DepGraph::with_task_impl::h3413455404e84542 [INFO] [stderr] 32: 0x7f01b8e87489 - rustc::ty::query::plumbing::::get_query::hc0d5278dd971b501 [INFO] [stderr] 33: 0x7f01b8f4f051 - rustc_session::utils::::time::hf8543d981755e1aa [INFO] [stderr] 34: 0x7f01b8d65941 - rustc_typeck::check_crate::h87672060d2297e0f [INFO] [stderr] 35: 0x7f01b85fdcbb - rustc_interface::passes::analysis::hd981365124bbe2ae [INFO] [stderr] 36: 0x7f01b84ee291 - rustc::ty::query::__query_compute::analysis::h71ad3c05f381e3f1 [INFO] [stderr] 37: 0x7f01b84bf1db - rustc::dep_graph::graph::DepGraph::with_task_impl::hdbc166b4c2ac3fd0 [INFO] [stderr] 38: 0x7f01b84e7df5 - rustc::ty::query::plumbing::::get_query::h1855eb5c2bc9c9ce [INFO] [stderr] 39: 0x7f01b84eea15 - rustc::ty::context::tls::enter_global::hfe7e0436ec441696 [INFO] [stderr] 40: 0x7f01b84c306e - rustc_interface::interface::run_compiler_in_existing_thread_pool::h361fe36ffcc2789a [INFO] [stderr] 41: 0x7f01b8491ecd - scoped_tls::ScopedKey::set::hbffcae17bf699750 [INFO] [stderr] 42: 0x7f01b848ee84 - syntax::with_globals::h658b08a0d49d6ac8 [INFO] [stderr] 43: 0x7f01b84b7690 - std::sys_common::backtrace::__rust_begin_short_backtrace::h5eecdc60922be4f9 [INFO] [stderr] 44: 0x7f01b7f3ab87 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 45: 0x7f01b84c5db9 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4c40c322c54026dd [INFO] [stderr] 46: 0x7f01b7f09f1f - as core::ops::function::FnOnce>::call_once::hb9b47e5bf8f5a9de [INFO] [stderr] at /rustc/e60d9e09c55855f5a848fde8ad83e13131a5b241/src/liballoc/boxed.rs:1015 [INFO] [stderr] 47: 0x7f01b7f397a0 - as core::ops::function::FnOnce>::call_once::ha8c01b7c1d879476 [INFO] [stderr] at /rustc/e60d9e09c55855f5a848fde8ad83e13131a5b241/src/liballoc/boxed.rs:1015 [INFO] [stderr] 48: 0x7f01b7f397a0 - std::sys_common::thread::start_thread::h13325d06c40738e5 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 49: 0x7f01b7f397a0 - std::sys::unix::thread::Thread::new::thread_start::h525789e28c0c0f4a [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 50: 0x7f01b7ca56db - start_thread [INFO] [stderr] 51: 0x7f01b75c288f - __clone [INFO] [stderr] 52: 0x0 - [INFO] [stderr] [INFO] [stderr] note: the compiler unexpectedly panicked. this is a bug. [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports [INFO] [stderr] [INFO] [stderr] note: rustc 1.42.0-nightly (e60d9e09c 2020-01-19) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [typeck_tables_of] processing `wrapper::objects::jobject::JObject::<'a>::null` [INFO] [stderr] #1 [typeck_item_bodies] type-checking all item bodies [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: could not compile `jni`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "154f6c2f8ebd8d14071e771b06f32e35b40d80819ffb4e0ec97460a622b07a8c"` [INFO] running `"docker" "rm" "-f" "154f6c2f8ebd8d14071e771b06f32e35b40d80819ffb4e0ec97460a622b07a8c"` [INFO] [stdout] 154f6c2f8ebd8d14071e771b06f32e35b40d80819ffb4e0ec97460a622b07a8c