[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 try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-6/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 163677cbd57917c47ee18307a4ffbc71d7cffc3a91a52975644695d2651df58a [INFO] running `"docker" "start" "-a" "163677cbd57917c47ee18307a4ffbc71d7cffc3a91a52975644695d2651df58a"` [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.16 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking publicsuffix v1.5.2 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking csv v1.0.7 [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 crossbeam v0.5.0 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.16 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.16 [INFO] [stderr] Checking tokio v0.1.21 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking hyper v0.12.30 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.16 [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: 0x7fc18328c09b - backtrace::backtrace::libunwind::trace::h00e2f01ca6755a19 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7fc18328c09b - backtrace::backtrace::trace_unsynchronized::hc2e55f9123c24578 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fc18328c09b - std::sys_common::backtrace::_print::h878d975ca669e1b4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x7fc18328c09b - std::sys_common::backtrace::print::h1b2f6b4885b021f3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x7fc18328c09b - std::panicking::default_hook::{{closure}}::he9ab19abef5c787f [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 5: 0x7fc18328bd9c - std::panicking::default_hook::h9b73316e8577c3fa [INFO] [stderr] at src/libstd/panicking.rs:212 [INFO] [stderr] 6: 0x7fc180838811 - rustc::util::common::panic_hook::h510943dce36e90b4 [INFO] [stderr] 7: 0x7fc18328c8f9 - std::panicking::rust_panic_with_hook::he062866264d328c5 [INFO] [stderr] at src/libstd/panicking.rs:479 [INFO] [stderr] 8: 0x7fc181d994a1 - std::panicking::begin_panic::ha8f177b1759abe0b [INFO] [stderr] 9: 0x7fc181d97356 - rustc_errors::Handler::span_bug::hf323082fe35e660b [INFO] [stderr] 10: 0x7fc181b56b62 - rustc::util::bug::opt_span_bug_fmt::{{closure}}::hb438488ead851c3f [INFO] [stderr] 11: 0x7fc181b547ea - rustc::ty::context::tls::with_opt::{{closure}}::h06f482dba97b96c6 [INFO] [stderr] 12: 0x7fc181b54750 - rustc::ty::context::tls::with_context_opt::h4166b322f4ed7b8a [INFO] [stderr] 13: 0x7fc181b54797 - rustc::ty::context::tls::with_opt::ha7c90054bbba0cea [INFO] [stderr] 14: 0x7fc181b56a58 - rustc::util::bug::opt_span_bug_fmt::h3caefba222d19c27 [INFO] [stderr] 15: 0x7fc181b56a0a - rustc::util::bug::span_bug_fmt::h3d77fbadb9b32ca8 [INFO] [stderr] 16: 0x7fc181cb2c60 - rustc_mir::transform::generator::compute_layout::h03dadd65007603ce [INFO] [stderr] 17: 0x7fc181cb5032 - ::run_pass::hd009cc631f7a610b [INFO] [stderr] 18: 0x7fc181a4f95d - rustc_mir::transform::run_passes::{{closure}}::hac9e9b365d05b0b6 [INFO] [stderr] 19: 0x7fc181a4f604 - rustc_mir::transform::run_passes::h25d4bd2705370601 [INFO] [stderr] 20: 0x7fc181a5056f - rustc_mir::transform::optimized_mir::hdd3bbd39ad5363cf [INFO] [stderr] 21: 0x7fc1807ca5cd - rustc::ty::query::::compute::hf4d2b8399f36295a [INFO] [stderr] 22: 0x7fc18039ed08 - rustc::dep_graph::graph::DepGraph::with_task_impl::hc810ecc78b5318d9 [INFO] [stderr] 23: 0x7fc1806819dc - rustc::ty::query::plumbing::::get_query::ha5cf56e6ec214f0d [INFO] [stderr] 24: 0x7fc1807c8f1d - rustc::ty::::generator_layout::h78d4ec798f6c5ad8 [INFO] [stderr] 25: 0x7fc180ef8bdc - ::visit_expr::h6d8bc9d5309e287d [INFO] [stderr] 26: 0x7fc180f1d5bd - rustc::hir::intravisit::walk_expr::h0704df8d3f0731a0 [INFO] [stderr] 27: 0x7fc180ef8b0c - ::visit_expr::h6d8bc9d5309e287d [INFO] [stderr] 28: 0x7fc180f1be3a - rustc::hir::intravisit::walk_impl_item::h6e47d95f27f9164b [INFO] [stderr] 29: 0x7fc18100d0db - rustc::hir::Crate::visit_all_item_likes::h12a81b9a1d8547a1 [INFO] [stderr] 30: 0x7fc180ef5c3c - rustc_metadata::encoder::EncodeContext::encode_crate_root::hf5d3600c44aecb0e [INFO] [stderr] 31: 0x7fc181098931 - rustc::dep_graph::graph::DepGraph::with_ignore::h1bcdb28a32bade58 [INFO] [stderr] 32: 0x7fc180efeec4 - rustc_metadata::encoder::encode_metadata::hc172577e4676f002 [INFO] [stderr] 33: 0x7fc180f7ff9f - rustc_metadata::cstore_impl::::encode_metadata::h8edbaf256721b0e2 [INFO] [stderr] 34: 0x7fc1807b7b2e - rustc::ty::context::TyCtxt::encode_metadata::h474b223591cef430 [INFO] [stderr] 35: 0x7fc1824c36d7 - rustc_interface::passes::encode_and_write_metadata::h3ba20922bf907c87 [INFO] [stderr] 36: 0x7fc1825176e8 - rustc::util::common::time::h5a90dbdf63ebfd40 [INFO] [stderr] 37: 0x7fc1824c3c81 - rustc_interface::passes::start_codegen::h4e20b118f09fff54 [INFO] [stderr] 38: 0x7fc1824ab077 - rustc::ty::context::tls::enter_global::h16cf5230d39da5b6 [INFO] [stderr] 39: 0x7fc1824c4511 - rustc_interface::passes::BoxedGlobalCtxt::access::{{closure}}::hfd509cfb93cc28b8 [INFO] [stderr] 40: 0x7fc182520955 - rustc_interface::passes::create_global_ctxt::{{closure}}::h9bbc41b62957b1e8 [INFO] [stderr] 41: 0x7fc1824c3066 - rustc_interface::passes::BoxedGlobalCtxt::enter::h26ad7c40694caaa2 [INFO] [stderr] 42: 0x7fc1824b0080 - rustc_interface::queries::Query::compute::hc2f58829dbae0481 [INFO] [stderr] 43: 0x7fc182597484 - rustc_interface::queries::::ongoing_codegen::hb41d2e5c2653a2b2 [INFO] [stderr] 44: 0x7fc183581370 - rustc_interface::interface::run_compiler_in_existing_thread_pool::hff485ea1ac0471f7 [INFO] [stderr] 45: 0x7fc1835f07f6 - std::thread::local::LocalKey::with::h54be1934d4c013b3 [INFO] [stderr] 46: 0x7fc18358ac25 - scoped_tls::ScopedKey::set::hcc2cdd6d7ab50f6e [INFO] [stderr] 47: 0x7fc1835bca44 - syntax::with_globals::h0eb15fc28e6de47d [INFO] [stderr] 48: 0x7fc1835db3dd - std::sys_common::backtrace::__rust_begin_short_backtrace::h8a5284324a16e3bb [INFO] [stderr] 49: 0x7fc18329d7ea - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 50: 0x7fc1835681b9 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h5bf2d6344c691517 [INFO] [stderr] 51: 0x7fc18326fdff - as core::ops::function::FnOnce>::call_once::h149530e323826845 [INFO] [stderr] at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/liballoc/boxed.rs:746 [INFO] [stderr] 52: 0x7fc18329c4c0 - as core::ops::function::FnOnce>::call_once::haa8a36b58b32537a [INFO] [stderr] at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/liballoc/boxed.rs:746 [INFO] [stderr] 53: 0x7fc18329c4c0 - std::sys_common::thread::start_thread::h73daaee3fc09b45f [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 54: 0x7fc18329c4c0 - std::sys::unix::thread::Thread::new::thread_start::h78817f5e126bf45b [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 55: 0x7fc18300e4a4 - start_thread [INFO] [stderr] 56: 0x7fc182944d0f - __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 (d3301713b 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" "163677cbd57917c47ee18307a4ffbc71d7cffc3a91a52975644695d2651df58a"` [INFO] running `"docker" "rm" "-f" "163677cbd57917c47ee18307a4ffbc71d7cffc3a91a52975644695d2651df58a"` [INFO] [stdout] 163677cbd57917c47ee18307a4ffbc71d7cffc3a91a52975644695d2651df58a