[INFO] updating cached repository workingJ/lf [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/workingJ/lf [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/workingJ/lf" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/workingJ/lf"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/workingJ/lf'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/workingJ/lf" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/workingJ/lf"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/workingJ/lf'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fe9e913227523b830d836e1bc83a3e5a43cd9445 [INFO] sha for GitHub repo workingJ/lf: fe9e913227523b830d836e1bc83a3e5a43cd9445 [INFO] validating manifest of workingJ/lf on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of workingJ/lf on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing workingJ/lf [INFO] finished frobbing workingJ/lf [INFO] frobbed toml for workingJ/lf written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/workingJ/lf/Cargo.toml [INFO] started frobbing workingJ/lf [INFO] finished frobbing workingJ/lf [INFO] frobbed toml for workingJ/lf written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/workingJ/lf/Cargo.toml [INFO] crate workingJ/lf already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking workingJ/lf against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-7/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/workingJ/lf:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 19110cfba5fc223e9a20361c57a1bc060de39af8e07f429a34ce09e31f8217e0 [INFO] running `"docker" "start" "-a" "19110cfba5fc223e9a20361c57a1bc060de39af8e07f429a34ce09e31f8217e0"` [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking num-traits v0.2.2 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Compiling heck v0.3.0 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking num-integer v0.1.36 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Compiling structopt-derive v0.2.13 [INFO] [stderr] Checking structopt v0.2.13 [INFO] [stderr] Checking lf v0.6.1 (/opt/crater/workdir) [INFO] [stderr] warning: variable `i` is assigned to, but never used [INFO] [stderr] --> src/functions.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut i: usize = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] = note: consider using `_i` instead [INFO] [stderr] [INFO] [stderr] warning: variable `i` is assigned to, but never used [INFO] [stderr] --> src/functions.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut i: usize = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] = note: consider using `_i` instead [INFO] [stderr] [INFO] [stderr] error: internal compiler error: src/librustc_mir/monomorphize/collector.rs:762: Cannot create local mono-item for DefId(11/0:856 ~ chrono[c972]::datetime[0]::{{impl}}[21]::from[0]) [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at 'Box', src/librustc_errors/lib.rs:634:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7ff397e262f3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h62b0d85f9c8a0c1e [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x7ff397e1ebeb - std::sys_common::backtrace::_print::h7a1acbdfd9a46dca [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x7ff397e22556 - std::panicking::default_hook::{{closure}}::h145cf58405d7b62e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x7ff397e222e9 - std::panicking::default_hook::h2c72f204748779fc [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x7ff39552893f - rustc::util::common::panic_hook::h01e401af61335d4c [INFO] [stderr] 5: 0x7ff397e22d48 - std::panicking::rust_panic_with_hook::h0d1908ec672b6122 [INFO] [stderr] at src/libstd/panicking.rs:478 [INFO] [stderr] 6: 0x7ff3940e001c - std::panicking::begin_panic::h2aa34ed14bd3fb6a [INFO] [stderr] 7: 0x7ff3940f939e - rustc_errors::Handler::bug::h96c258a860eb4278 [INFO] [stderr] 8: 0x7ff395251ef2 - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h1f91fefd16b06dfd [INFO] [stderr] 9: 0x7ff395250ef9 - rustc::ty::context::tls::with_opt::{{closure}}::hb62f44f9d9d1b7ba [INFO] [stderr] 10: 0x7ff395250e14 - rustc::ty::context::tls::with_context_opt::h39fc575ede64ff1c [INFO] [stderr] 11: 0x7ff395250ea6 - rustc::ty::context::tls::with_opt::hc85597b62f3ddb6e [INFO] [stderr] 12: 0x7ff395251e04 - rustc::util::bug::opt_span_bug_fmt::he61863389d776b64 [INFO] [stderr] 13: 0x7ff395251d76 - rustc::util::bug::bug_fmt::h8e5bc3414d10987d [INFO] [stderr] 14: 0x7ff395dee5b7 - rustc_mir::monomorphize::collector::should_monomorphize_locally::ha8139b6a7086a89c [INFO] [stderr] 15: 0x7ff395dee294 - rustc_mir::monomorphize::collector::visit_instance_use::hce407724af67a612 [INFO] [stderr] 16: 0x7ff395dee0d1 - ::visit_terminator_kind::h32963abf2b35d9f4 [INFO] [stderr] 17: 0x7ff395dec09e - rustc_mir::monomorphize::collector::collect_items_rec::hc80f58038bc1924f [INFO] [stderr] 18: 0x7ff395dec779 - rustc_mir::monomorphize::collector::collect_items_rec::hc80f58038bc1924f [INFO] [stderr] 19: 0x7ff395dec779 - rustc_mir::monomorphize::collector::collect_items_rec::hc80f58038bc1924f [INFO] [stderr] 20: 0x7ff395edd5dd - rustc_mir::monomorphize::collector::collect_crate_mono_items::{{closure}}::hf5e8540e081af36f [INFO] [stderr] 21: 0x7ff395e9ad86 - rustc::util::common::time::h3308743d1e7a143f [INFO] [stderr] 22: 0x7ff395deb40d - rustc_mir::monomorphize::collector::collect_crate_mono_items::hbb549002f749e2b1 [INFO] [stderr] 23: 0x7ff395e9b02a - rustc::util::common::time::hb8969027ed9ea7f8 [INFO] [stderr] 24: 0x7ff395c78c7c - rustc_mir::monomorphize::partitioning::collect_and_partition_mono_items::hdda9eabdc6cb8a88 [INFO] [stderr] 25: 0x7ff38d0bdb06 - rustc::ty::query::__query_compute::collect_and_partition_mono_items::h110177cf939dc612 [INFO] [stderr] 26: 0x7ff38d0cbf48 - rustc::ty::query::::compute::h771a98c8cc204820 [INFO] [stderr] 27: 0x7ff38d124061 - rustc::dep_graph::graph::DepGraph::with_task_impl::h484c27a69758459b [INFO] [stderr] 28: 0x7ff38d0de0c1 - rustc::ty::query::plumbing::::get_query::h27a8a7447609389d [INFO] [stderr] 29: 0x7ff38d0ace69 - core::ops::function::FnOnce::call_once::ha7aaeb4d09b14dc1 [INFO] [stderr] 30: 0x7ff38d542776 - rustc::ty::query::__query_compute::backend_optimization_level::h50e40c3cb53fd9c3 [INFO] [stderr] 31: 0x7ff38d5d91c8 - rustc::ty::query::::compute::hcb756b4c64652de1 [INFO] [stderr] 32: 0x7ff38d5c9f80 - rustc::dep_graph::graph::DepGraph::with_task_impl::h672fd6f6386c872c [INFO] [stderr] 33: 0x7ff38d5ece7c - rustc::ty::query::plumbing::::get_query::h2c8225883ae81250 [INFO] [stderr] 34: 0x7ff38d64bd21 - rustc_codegen_llvm::back::write::create_target_machine::h5c36937e944829df [INFO] [stderr] 35: 0x7ff38d560786 - rustc_codegen_llvm::context::create_module::h816ea6f38d621ca9 [INFO] [stderr] 36: 0x7ff38d5762d0 - rustc_codegen_ssa::base::codegen_crate::h1db1a2a9238adbbe [INFO] [stderr] 37: 0x7ff38d5d68a0 - ::codegen_crate::h3442e090a3f11c92 [INFO] [stderr] 38: 0x7ff397129e13 - rustc::util::common::time::h05cb341c254cdba2 [INFO] [stderr] 39: 0x7ff3970942e5 - rustc_interface::passes::start_codegen::h504120ee89e95208 [INFO] [stderr] 40: 0x7ff3971290f3 - rustc::ty::context::tls::enter_global::hcbe954640582a897 [INFO] [stderr] 41: 0x7ff397094ad0 - rustc_interface::passes::BoxedGlobalCtxt::access::{{closure}}::h17eff576fb049503 [INFO] [stderr] 42: 0x7ff3970b9a74 - rustc_interface::passes::create_global_ctxt::{{closure}}::h59e280b25bc81c7d [INFO] [stderr] 43: 0x7ff397093c25 - rustc_interface::passes::BoxedGlobalCtxt::enter::h5608a74543862af2 [INFO] [stderr] 44: 0x7ff3971364df - rustc_interface::queries::Query::compute::hede3b7144b4087aa [INFO] [stderr] 45: 0x7ff3970ea8e3 - rustc_interface::queries::::ongoing_codegen::ha073dde23afb6896 [INFO] [stderr] 46: 0x7ff3980f2d53 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h4bfe39c5640767e9 [INFO] [stderr] 47: 0x7ff3981602a3 - std::thread::local::LocalKey::with::hfb50d77e6206f00a [INFO] [stderr] 48: 0x7ff3980ede24 - scoped_tls::ScopedKey::set::hee94ab306df53eb1 [INFO] [stderr] 49: 0x7ff3981593df - syntax::with_globals::hcda24104aa669c15 [INFO] [stderr] 50: 0x7ff3980daba7 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha2bf1ef249389c79 [INFO] [stderr] 51: 0x7ff397e34119 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 52: 0x7ff3980e513c - >::call_box::hc385ea7e81abd223 [INFO] [stderr] 53: 0x7ff397e32e5d - std::sys::unix::thread::Thread::new::thread_start::h24a0ffc4fb5d61fb [INFO] [stderr] at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/liballoc/boxed.rs:759 [INFO] [stderr] at src/libstd/sys_common/thread.rs:14 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 54: 0x7ff397ba64a3 - start_thread [INFO] [stderr] 55: 0x7ff3974dcd0e - __clone [INFO] [stderr] 56: 0x0 - [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [collect_and_partition_mono_items] collect_and_partition_mono_items [INFO] [stderr] #1 [backend_optimization_level] optimization level used by backend [INFO] [stderr] end of query stack [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [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 1.35.0-nightly (a829e31f9 2019-03-18) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C opt-level=z -C panic=abort -C codegen-units=1 -C debuginfo=2 -C debug-assertions=on --crate-type bin [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] error: Could not compile `lf`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "19110cfba5fc223e9a20361c57a1bc060de39af8e07f429a34ce09e31f8217e0"` [INFO] running `"docker" "rm" "-f" "19110cfba5fc223e9a20361c57a1bc060de39af8e07f429a34ce09e31f8217e0"` [INFO] [stdout] 19110cfba5fc223e9a20361c57a1bc060de39af8e07f429a34ce09e31f8217e0