[INFO] cloning repository https://github.com/mikegedelman/rust-no-std-ice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mikegedelman/rust-no-std-ice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikegedelman%2Frust-no-std-ice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikegedelman%2Frust-no-std-ice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 45285be930b4329d4f0254149ca9f1b96c1a6ae8 [INFO] testing mikegedelman/rust-no-std-ice against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikegedelman%2Frust-no-std-ice" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mikegedelman/rust-no-std-ice on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-3/source/rust-toolchain [INFO] started tweaking git repo https://github.com/mikegedelman/rust-no-std-ice [INFO] finished tweaking git repo https://github.com/mikegedelman/rust-no-std-ice [INFO] tweaked toml for git repo https://github.com/mikegedelman/rust-no-std-ice written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/mikegedelman/rust-no-std-ice already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] edcfaffd5c5ec2b2c4ac660bb37c6ee0a1f10de5bc0aaa0d5535920855e2f77b [INFO] running `Command { std: "docker" "start" "-a" "edcfaffd5c5ec2b2c4ac660bb37c6ee0a1f10de5bc0aaa0d5535920855e2f77b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "edcfaffd5c5ec2b2c4ac660bb37c6ee0a1f10de5bc0aaa0d5535920855e2f77b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "edcfaffd5c5ec2b2c4ac660bb37c6ee0a1f10de5bc0aaa0d5535920855e2f77b", kill_on_drop: false }` [INFO] [stdout] edcfaffd5c5ec2b2c4ac660bb37c6ee0a1f10de5bc0aaa0d5535920855e2f77b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6d009aabbd10cebcc19865310bd0a907f5397d6bf4b11f50cc6c8ca2acc8d93 [INFO] running `Command { std: "docker" "start" "-a" "c6d009aabbd10cebcc19865310bd0a907f5397d6bf4b11f50cc6c8ca2acc8d93", kill_on_drop: false }` [INFO] [stderr] Compiling no_std_lib v0.0.1 (/opt/rustwide/workdir/no_std_lib) [INFO] [stderr] Compiling app v0.0.1 (/opt/rustwide/workdir/app) [INFO] [stdout] error: internal compiler error: compiler/rustc_metadata/src/rmeta/decoder.rs:1176:17: get_optimized_mir: missing MIR for `DefId(4:4 ~ no_std_lib[4230]::lang_start)` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at 'Box', compiler/rustc_errors/src/lib.rs:1035:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f5f6ca4bf20 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x7f5f6ca4bf20 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7f5f6ca4bf20 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7f5f6ca4bf20 - ::fmt::h2a772198c4032452 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7f5f6cab9d0c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x7f5f6ca3d665 - std::io::Write::write_fmt::h00f38d9eb2c32e02 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stderr] 6: 0x7f5f6ca4fc3b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7f5f6ca4fc3b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7f5f6ca4fc3b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x7f5f6ca4f711 - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x7f5f6d224061 - rustc_driver::DEFAULT_HOOK::{{closure}}::{{closure}}::hb401cc3a4395a91f [INFO] [stderr] 11: 0x7f5f6ca50469 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:626:17 [INFO] [stderr] 12: 0x7f5f6e1ecf8b - std::panicking::begin_panic::{{closure}}::hac8dad9bdcca0cfd [INFO] [stderr] 13: 0x7f5f6e1ecf26 - std::sys_common::backtrace::__rust_end_short_backtrace::h99db2744a599084f [INFO] [stderr] 14: 0x7f5f6e1ee21f - std::panicking::begin_panic::h41e6b8bec3069875 [INFO] [stderr] 15: 0x7f5f6e20358d - std::panic::panic_any::h0c9457317d749814 [INFO] [stderr] 16: 0x7f5f6e2063ea - rustc_errors::HandlerInner::bug::h1af6e8cc9c30e551 [INFO] [stderr] 17: 0x7f5f6e205ea0 - rustc_errors::Handler::bug::h92bd20b9466c2cbf [INFO] [stderr] 18: 0x7f5f6e06b72c - rustc_middle::ty::context::tls::with_opt::h1c4490ff766d8628 [INFO] [stderr] 19: 0x7f5f6e06ba80 - rustc_middle::util::bug::opt_span_bug_fmt::ha8d3313fb245704f [INFO] [stderr] 20: 0x7f5f6e06b9f6 - rustc_middle::util::bug::bug_fmt::h7d94326a7f647af1 [INFO] [stderr] 21: 0x7f5f6f36de40 - rustc_metadata::rmeta::decoder::::get_optimized_mir::hf99bdf5e09530ab1 [INFO] [stderr] 22: 0x7f5f6f3abf68 - rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::optimized_mir::hdabe69abc1c9e452 [INFO] [stderr] 23: 0x7f5f6e5f86bb - rustc_query_system::query::plumbing::get_query_impl::h83849ace4d570baf [INFO] [stderr] 24: 0x7f5f6e648b0b - ::optimized_mir::he1065f9877f08654 [INFO] [stderr] 25: 0x7f5f6ec12b4c - rustc_middle::ty::::instance_mir::h7bcfc35a4efdc5d9 [INFO] [stderr] 26: 0x7f5f6e91a639 - rustc_mir::monomorphize::collector::collect_neighbours::hd59cd37ce6192894 [INFO] [stderr] 27: 0x7f5f6e9140eb - rustc_mir::monomorphize::collector::collect_items_rec::h0bc2b8a4a6037fff [INFO] [stderr] 28: 0x7f5f6f305c9b - rustc_mir::monomorphize::collector::collect_crate_mono_items::h1924b9978d6310d0 [INFO] [stderr] 29: 0x7f5f6e925b87 - rustc_mir::monomorphize::partitioning::collect_and_partition_mono_items::hdfbab7419bb0126d [INFO] [stderr] 30: 0x7f5f6f0609f6 - rustc_query_system::query::plumbing::get_query_impl::h29d14c4a322a81ec [INFO] [stderr] 31: 0x7f5f6f1278f6 - ::collect_and_partition_mono_items::hdef04278784a2c60 [INFO] [stderr] 32: 0x7f5f6ed9a7c6 - ::codegen_crate::h64257afe5c81b421 [INFO] [stderr] 33: 0x7f5f6ed1d6cc - rustc_interface::passes::QueryContext::enter::h285a8b6410891da8 [INFO] [stderr] 34: 0x7f5f6ed15616 - rustc_interface::queries::Queries::ongoing_codegen::h14066dfb04bad0e6 [INFO] [stderr] 35: 0x7f5f6ecf44d5 - rustc_interface::queries::::enter::hb44adf2f7e4d9008 [INFO] [stderr] 36: 0x7f5f6ece33dc - rustc_span::with_source_map::ha503ff1545426b21 [INFO] [stderr] 37: 0x7f5f6ecf569a - rustc_interface::interface::create_compiler_and_run::h6e85467d9706bedf [INFO] [stderr] 38: 0x7f5f6ece86e9 - scoped_tls::ScopedKey::set::h0e2c1597a1f6a576 [INFO] [stderr] 39: 0x7f5f6ece54ea - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c2fa93a4999a1ec [INFO] [stderr] 40: 0x7f5f6ece3d75 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8b6bc5ffa8abb153 [INFO] [stderr] 41: 0x7f5f6ca5ca17 - as core::ops::function::FnOnce>::call_once::ha8b1d5a0092467fc [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stderr] 42: 0x7f5f6ca5ca17 - as core::ops::function::FnOnce>::call_once::h4b9f24ec4e8a879e [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stderr] 43: 0x7f5f6ca5ca17 - std::sys::unix::thread::Thread::new::thread_start::h2a0e98fbc4ab4c32 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys/unix/thread.rs:72:17 [INFO] [stderr] 44: 0x7f5f6c978609 - start_thread [INFO] [stderr] 45: 0x7f5f6c88c293 - clone [INFO] [stderr] 46: 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/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: rustc 1.55.0-nightly (ecabaf785 2021-07-10) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C panic=abort -C embed-bitcode=no -C debuginfo=2 --crate-type bin [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 [optimized_mir] optimizing MIR for `no_std_lib::lang_start` [INFO] [stderr] #1 [collect_and_partition_mono_items] collect_and_partition_mono_items [INFO] [stderr] end of query stack [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `app` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "c6d009aabbd10cebcc19865310bd0a907f5397d6bf4b11f50cc6c8ca2acc8d93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6d009aabbd10cebcc19865310bd0a907f5397d6bf4b11f50cc6c8ca2acc8d93", kill_on_drop: false }` [INFO] [stdout] c6d009aabbd10cebcc19865310bd0a907f5397d6bf4b11f50cc6c8ca2acc8d93