[INFO] fetching crate iota-lib-rs 0.1.3... [INFO] extracting crate iota-lib-rs 0.1.3 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/iota-lib-rs/0.1.3 [INFO] extracting crate iota-lib-rs 0.1.3 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/iota-lib-rs/0.1.3 [INFO] validating manifest of iota-lib-rs-0.1.3 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of iota-lib-rs-0.1.3 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing iota-lib-rs-0.1.3 [INFO] finished frobbing iota-lib-rs-0.1.3 [INFO] frobbed toml for iota-lib-rs-0.1.3 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/iota-lib-rs/0.1.3/Cargo.toml [INFO] started frobbing iota-lib-rs-0.1.3 [INFO] finished frobbing iota-lib-rs-0.1.3 [INFO] frobbed toml for iota-lib-rs-0.1.3 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/iota-lib-rs/0.1.3/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] checking iota-lib-rs-0.1.3 against master#9f06855064ed06a50c496577b21ca50f92a2e67d for pr-61874 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-0/master#9f06855064ed06a50c496577b21ca50f92a2e67d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/iota-lib-rs/0.1.3:/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" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 900416c17b4a94e0248b85bdce6cae5e3aae5b6d6500c32bf7ab1b6c8c9ad4d8 [INFO] running `"docker" "start" "-a" "900416c17b4a94e0248b85bdce6cae5e3aae5b6d6500c32bf7ab1b6c8c9ad4d8"` [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.16 [INFO] [stderr] Checking memchr v2.2.0 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking native-tls v0.2.3 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.16 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.16 [INFO] [stderr] Checking tinytemplate v1.0.2 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.16 [INFO] [stderr] Checking crossbeam v0.5.0 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.16 [INFO] [stderr] Checking csv v1.0.7 [INFO] [stderr] Checking regex v1.1.7 [INFO] [stderr] Checking tokio v0.1.21 [INFO] [stderr] Checking hyper v0.12.30 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stderr] Checking publicsuffix v1.5.2 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.16 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.16 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking reqwest v0.9.18 [INFO] [stderr] Checking iota-lib-rs v0.1.3 (/opt/crater/workdir) [INFO] [stderr] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:56:12 [INFO] [stderr] | [INFO] [stderr] 56 | #![feature(futures_api)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:56:12 [INFO] [stderr] | [INFO] [stderr] 56 | #![feature(futures_api)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] error: internal compiler error: src/librustc_mir/transform/generator.rs:714: Broken MIR: generator contains type iri_api::responses::StoreTransactionsResponse in MIR, but typeck only knows about for<'r> {&'r iota_api::API, std::vec::Vec, fn(std::result::Result) -> std::result::Result< as std::ops::Try>::Ok, as std::ops::Try>::Error> { as std::ops::Try>::into_result}, impl failure::core::future::future::Future, (), fn(std::result::Result) -> std::result::Result< as std::ops::Try>::Ok, as std::ops::Try>::Error> { as std::ops::Try>::into_result}, impl failure::core::future::future::Future} [INFO] [stderr] --> src/iota_api.rs:190:80 [INFO] [stderr] | [INFO] [stderr] 190 | pub async fn store_and_broadcast(&self, trytes: Vec) -> Result<()> { [INFO] [stderr] | ________________________________________________________________________________^ [INFO] [stderr] 191 | | await!(iri_api::store_transactions( [INFO] [stderr] 192 | | self.client.clone(), [INFO] [stderr] 193 | | self.uri.clone(), [INFO] [stderr] ... | [INFO] [stderr] 201 | | Ok(()) [INFO] [stderr] 202 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at 'Box', src/librustc_errors/lib.rs:578:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f9ec412e0cb - backtrace::backtrace::libunwind::trace::hc6a4966d389b62be [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7f9ec412e0cb - backtrace::backtrace::trace_unsynchronized::h234cd6c2c95fa587 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f9ec412e0cb - std::sys_common::backtrace::_print::h2896bece16680b31 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x7f9ec412e0cb - std::sys_common::backtrace::print::h5f4d4b954705d426 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x7f9ec412e0cb - std::panicking::default_hook::{{closure}}::h3d52949e2d73c1aa [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 5: 0x7f9ec412ddcc - std::panicking::default_hook::h4b88c02cc00064f5 [INFO] [stderr] at src/libstd/panicking.rs:212 [INFO] [stderr] 6: 0x7f9ec16dce21 - rustc::util::common::panic_hook::h511b57657ac259d9 [INFO] [stderr] 7: 0x7f9ec412e929 - std::panicking::rust_panic_with_hook::he5596ad1952b7279 [INFO] [stderr] at src/libstd/panicking.rs:479 [INFO] [stderr] 8: 0x7f9ec2c3a7f1 - std::panicking::begin_panic::h21259cb5a5766ee5 [INFO] [stderr] 9: 0x7f9ec2c38726 - rustc_errors::Handler::span_bug::had1614f55812705e [INFO] [stderr] 10: 0x7f9ec29f78e2 - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h198f1b0aaec24034 [INFO] [stderr] 11: 0x7f9ec29f556a - rustc::ty::context::tls::with_opt::{{closure}}::h4641ab02f0ef9d79 [INFO] [stderr] 12: 0x7f9ec29f54d0 - rustc::ty::context::tls::with_context_opt::hb807395bb45bdd56 [INFO] [stderr] 13: 0x7f9ec29f5517 - rustc::ty::context::tls::with_opt::h545089a53ca3fd80 [INFO] [stderr] 14: 0x7f9ec29f77d8 - rustc::util::bug::opt_span_bug_fmt::hd1a8bc46066a64ea [INFO] [stderr] 15: 0x7f9ec29f778a - rustc::util::bug::span_bug_fmt::he83109bdf59fa642 [INFO] [stderr] 16: 0x7f9ec2b53f60 - rustc_mir::transform::generator::compute_layout::h58081289fb8be9ec [INFO] [stderr] 17: 0x7f9ec2b56332 - ::run_pass::h8f7e16b7aa478fcd [INFO] [stderr] 18: 0x7f9ec28f03fd - rustc_mir::transform::run_passes::{{closure}}::h25ceadb8ab9faf4f [INFO] [stderr] 19: 0x7f9ec28f00a4 - rustc_mir::transform::run_passes::hf277132034f45422 [INFO] [stderr] 20: 0x7f9ec28f100f - rustc_mir::transform::optimized_mir::hadbc052f81612085 [INFO] [stderr] 21: 0x7f9ec167042d - rustc::ty::query::::compute::hc6cb749d75185590 [INFO] [stderr] 22: 0x7f9ec123e718 - rustc::dep_graph::graph::DepGraph::with_task_impl::hb01adaa6175aa93c [INFO] [stderr] 23: 0x7f9ec14eb66c - rustc::ty::query::plumbing::::get_query::h4f43efe4d410fe3c [INFO] [stderr] 24: 0x7f9ec166ed7d - rustc::ty::::generator_layout::hcc2ea278cb665932 [INFO] [stderr] 25: 0x7f9ec1d99bbc - ::visit_expr::hd98ae9defb202fe5 [INFO] [stderr] 26: 0x7f9ec1dbde8d - rustc::hir::intravisit::walk_expr::hbab6e165a2806f92 [INFO] [stderr] 27: 0x7f9ec1d99aec - ::visit_expr::hd98ae9defb202fe5 [INFO] [stderr] 28: 0x7f9ec1dbc70a - rustc::hir::intravisit::walk_impl_item::hfecfd6e5a7aec084 [INFO] [stderr] 29: 0x7f9ec1eaf30b - rustc::hir::Crate::visit_all_item_likes::hc7e1d525b20a8e1a [INFO] [stderr] 30: 0x7f9ec1d96c1c - rustc_metadata::encoder::EncodeContext::encode_crate_root::h3469209d30d97889 [INFO] [stderr] 31: 0x7f9ec1f398b1 - rustc::dep_graph::graph::DepGraph::with_ignore::h1c61c07753e0dc29 [INFO] [stderr] 32: 0x7f9ec1d9fea4 - rustc_metadata::encoder::encode_metadata::h9147235c63335a69 [INFO] [stderr] 33: 0x7f9ec1e20def - rustc_metadata::cstore_impl::::encode_metadata::hf6193e26ea4f78de [INFO] [stderr] 34: 0x7f9ec165d98e - rustc::ty::context::TyCtxt::encode_metadata::hc07d74130a83671d [INFO] [stderr] 35: 0x7f9ec3364a27 - rustc_interface::passes::encode_and_write_metadata::hd8ebcf40c313e51a [INFO] [stderr] 36: 0x7f9ec33b7dc8 - rustc::util::common::time::h098e104db3e3206d [INFO] [stderr] 37: 0x7f9ec3364fd1 - rustc_interface::passes::start_codegen::he457a55ea8ab69ca [INFO] [stderr] 38: 0x7f9ec334c0a7 - rustc::ty::context::tls::enter_global::h23cab1685788dc83 [INFO] [stderr] 39: 0x7f9ec3365861 - rustc_interface::passes::BoxedGlobalCtxt::access::{{closure}}::hb769a8ced0bed2fb [INFO] [stderr] 40: 0x7f9ec33c2085 - rustc_interface::passes::create_global_ctxt::{{closure}}::hf01b139742b994c2 [INFO] [stderr] 41: 0x7f9ec33643b6 - rustc_interface::passes::BoxedGlobalCtxt::enter::h337eb918f07d7b99 [INFO] [stderr] 42: 0x7f9ec334ef70 - rustc_interface::queries::Query::compute::h287d6288ecaff9fe [INFO] [stderr] 43: 0x7f9ec3438d84 - rustc_interface::queries::::ongoing_codegen::he50e7b3b584314d4 [INFO] [stderr] 44: 0x7f9ec4422870 - rustc_interface::interface::run_compiler_in_existing_thread_pool::hd14bec79808b9b2e [INFO] [stderr] 45: 0x7f9ec4492716 - std::thread::local::LocalKey::with::h506ab677f3123a6b [INFO] [stderr] 46: 0x7f9ec442c3d5 - scoped_tls::ScopedKey::set::h089f9363afa7ae5b [INFO] [stderr] 47: 0x7f9ec445e974 - syntax::with_globals::h577c1c6ead223a50 [INFO] [stderr] 48: 0x7f9ec447d05d - std::sys_common::backtrace::__rust_begin_short_backtrace::he1b800d8c3ceec6d [INFO] [stderr] 49: 0x7f9ec413f81a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 50: 0x7f9ec4409fa9 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6db0f4bcdb624697 [INFO] [stderr] 51: 0x7f9ec4111e2f - as core::ops::function::FnOnce>::call_once::h49f34bf8b3e873a3 [INFO] [stderr] at /rustc/9f06855064ed06a50c496577b21ca50f92a2e67d/src/liballoc/boxed.rs:746 [INFO] [stderr] 52: 0x7f9ec413e4f0 - as core::ops::function::FnOnce>::call_once::hd7eca4fbeae63baa [INFO] [stderr] at /rustc/9f06855064ed06a50c496577b21ca50f92a2e67d/src/liballoc/boxed.rs:746 [INFO] [stderr] 53: 0x7f9ec413e4f0 - std::sys_common::thread::start_thread::hf68c3b122bfe3a6a [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 54: 0x7f9ec413e4f0 - std::sys::unix::thread::Thread::new::thread_start::h7db2e2b219b94091 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 55: 0x7f9ec3eb04a4 - start_thread [INFO] [stderr] 56: 0x7f9ec37e6d0f - __clone [INFO] [stderr] 57: 0x0 - [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [optimized_mir] processing `iota_api::API::store_and_broadcast::{{closure}}#0` [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 1.37.0-nightly (9f0685506 2019-06-15) 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] error: Could not compile `iota-lib-rs`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "900416c17b4a94e0248b85bdce6cae5e3aae5b6d6500c32bf7ab1b6c8c9ad4d8"` [INFO] running `"docker" "rm" "-f" "900416c17b4a94e0248b85bdce6cae5e3aae5b6d6500c32bf7ab1b6c8c9ad4d8"` [INFO] [stdout] 900416c17b4a94e0248b85bdce6cae5e3aae5b6d6500c32bf7ab1b6c8c9ad4d8