[INFO] cloning repository https://github.com/emmericp/aoc19-intcode-jit [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emmericp/aoc19-intcode-jit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femmericp%2Faoc19-intcode-jit", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femmericp%2Faoc19-intcode-jit'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b8e5a3cd97d797f7488f8330b4d11bc323308ea9 [INFO] checking emmericp/aoc19-intcode-jit against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femmericp%2Faoc19-intcode-jit" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/emmericp/aoc19-intcode-jit on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/emmericp/aoc19-intcode-jit [INFO] finished tweaking git repo https://github.com/emmericp/aoc19-intcode-jit [INFO] tweaked toml for git repo https://github.com/emmericp/aoc19-intcode-jit written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/emmericp/aoc19-intcode-jit already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 29ad6d3d9057462ff2c7931a35aedb2389adfff099f499e98a6d0d4e7cf2f202 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "29ad6d3d9057462ff2c7931a35aedb2389adfff099f499e98a6d0d4e7cf2f202", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29ad6d3d9057462ff2c7931a35aedb2389adfff099f499e98a6d0d4e7cf2f202", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29ad6d3d9057462ff2c7931a35aedb2389adfff099f499e98a6d0d4e7cf2f202", kill_on_drop: false }` [INFO] [stdout] 29ad6d3d9057462ff2c7931a35aedb2389adfff099f499e98a6d0d4e7cf2f202 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 42bcfbc302d3be3b357b7f69b6920412c362a537446a54c4d80506d6e1c77251 [INFO] running `Command { std: "docker" "start" "-a" "42bcfbc302d3be3b357b7f69b6920412c362a537446a54c4d80506d6e1c77251", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Checking dynasmrt v0.5.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling dynasm v0.5.2 [INFO] [stderr] thread 'rustc' panicked at 'called `Option::unwrap()` on a `None` value', src/librustc_mir/transform/match_branches.rs:54:81 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7fe2bde25200 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x7fe2bde25200 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fe2bde25200 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x7fe2bde25200 - ::fmt::h3834b06f68a2b012 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x7fe2bde9515c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x7fe2bde17df5 - std::io::Write::write_fmt::h9c0c8944a1898139 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x7fe2bde29cb0 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x7fe2bde29cb0 - std::sys_common::backtrace::print::h213be73e5670b8ea [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x7fe2bde29cb0 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x7fe2bde299fc - std::panicking::default_hook::hd41fbdeba93207ba [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x7fe2be6652a9 - rustc_driver::report_ice::h1120fbf2656cc9f3 [INFO] [stderr] 11: 0x7fe2bde2a448 - std::panicking::rust_panic_with_hook::hcab398664b4bd473 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:573 [INFO] [stderr] 12: 0x7fe2bde29ff9 - std::panicking::begin_panic_handler::{{closure}}::h7512c6f2998ba93d [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:476 [INFO] [stderr] 13: 0x7fe2bde2566c - std::sys_common::backtrace::__rust_end_short_backtrace::h1a25d7e7e1864d3d [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 14: 0x7fe2bde29fb9 - rust_begin_unwind [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:475 [INFO] [stderr] 15: 0x7fe2bde91d01 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/panicking.rs:85 [INFO] [stderr] 16: 0x7fe2bde91c4d - core::panicking::panic::hf72d67b706869386 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/panicking.rs:50 [INFO] [stderr] 17: 0x7fe2bfaa351c - ::run_pass::hcfac8558bd52d9ad [INFO] [stderr] 18: 0x7fe2bfe9b825 - rustc_mir::transform::run_passes::h5d2d711a3423ab80 [INFO] [stderr] 19: 0x7fe2bfe9d97d - rustc_mir::transform::run_optimization_passes::h9c3b574885293427 [INFO] [stderr] 20: 0x7fe2bfe9dd50 - rustc_mir::transform::inner_optimized_mir::hfad84173074cc037 [INFO] [stderr] 21: 0x7fe2bfe9db0d - rustc_mir::transform::optimized_mir::h9e54a66d9e6f2339 [INFO] [stderr] 22: 0x7fe2c0fc3120 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h6cecaa49ba76c0a3 [INFO] [stderr] 23: 0x7fe2c1221872 - rustc_data_structures::stack::ensure_sufficient_stack::hfe875ede115d67ca [INFO] [stderr] 24: 0x7fe2c0eae188 - rustc_query_system::query::plumbing::get_query_impl::he20f0bfe9c12825f [INFO] [stderr] 25: 0x7fe2c1298b81 - rustc_middle::ty::::instance_mir::h346400239c191f09 [INFO] [stderr] 26: 0x7fe2bfc1db18 - rustc_mir::monomorphize::collector::collect_neighbours::h8ce8c636fe5b1784 [INFO] [stderr] 27: 0x7fe2bfc191bb - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 28: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 29: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 30: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 31: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 32: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 33: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 34: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 35: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 36: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 37: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 38: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 39: 0x7fe2bfc18a13 - rustc_mir::monomorphize::collector::collect_items_rec::h418d757a46fb996f [INFO] [stderr] 40: 0x7fe2bfdc8304 - rustc_session::utils::::time::hd6a08884a011ba31 [INFO] [stderr] 41: 0x7fe2bfc17b91 - rustc_mir::monomorphize::collector::collect_crate_mono_items::h75156df70a58ab8b [INFO] [stderr] 42: 0x7fe2bff30844 - rustc_mir::monomorphize::partitioning::collect_and_partition_mono_items::h4fb78fb6b31230fe [INFO] [stderr] 43: 0x7fe2bec929d2 - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::collect_and_partition_mono_items>::compute::h773f634efe0f6eb1 [INFO] [stderr] 44: 0x7fe2bebf2d09 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h059c5cbcd29e810b [INFO] [stderr] 45: 0x7fe2bec61c2c - rustc_data_structures::stack::ensure_sufficient_stack::hcece758719110f6c [INFO] [stderr] 46: 0x7fe2beb5fd53 - rustc_query_system::query::plumbing::get_query_impl::h0a8e0df37d2bb58a [INFO] [stderr] 47: 0x7fe2bec9f419 - rustc_codegen_ssa::base::codegen_crate::hdf396a21f4c9d336 [INFO] [stderr] 48: 0x7fe2bec8d1b5 - ::codegen_crate::h6358a6d1778d55a3 [INFO] [stderr] 49: 0x7fe2be9e6150 - rustc_session::utils::::time::hfca446ba2d5e39d2 [INFO] [stderr] 50: 0x7fe2bea35ec3 - rustc_interface::passes::QueryContext::enter::h28318a481c9f153f [INFO] [stderr] 51: 0x7fe2bea63fa3 - rustc_interface::queries::Queries::ongoing_codegen::h04630f86a5de5c66 [INFO] [stderr] 52: 0x7fe2be6a8ac2 - rustc_interface::queries::::enter::hdf18b982b0040d8c [INFO] [stderr] 53: 0x7fe2be66a37d - rustc_span::with_source_map::h4312ff0660509f98 [INFO] [stderr] 54: 0x7fe2be6a97f5 - rustc_interface::interface::create_compiler_and_run::hb2f7781764c10c57 [INFO] [stderr] 55: 0x7fe2be66b4bb - rustc_span::with_session_globals::h6f0396829c123936 [INFO] [stderr] 56: 0x7fe2be6993fd - std::sys_common::backtrace::__rust_begin_short_backtrace::habb527642304c3bb [INFO] [stderr] 57: 0x7fe2be64f71e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe0f8ecc165e4f02 [INFO] [stderr] 58: 0x7fe2bde3b27a - as core::ops::function::FnOnce>::call_once::h8a8db08de617a605 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/alloc/src/boxed.rs:1025 [INFO] [stderr] 59: 0x7fe2bde3b27a - as core::ops::function::FnOnce>::call_once::hddfcff0ffd25c0c4 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/alloc/src/boxed.rs:1025 [INFO] [stderr] 60: 0x7fe2bde3b27a - std::sys::unix::thread::Thread::new::thread_start::h8e648f9ee2e9cb3a [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys/unix/thread.rs:87 [INFO] [stderr] 61: 0x7fe2bdd58609 - start_thread [INFO] [stderr] 62: 0x7fe2bdc6c103 - clone [INFO] [stderr] 63: 0x0 - [INFO] [stderr] [INFO] [stderr] error: internal compiler error: unexpected panic [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 1.47.0-nightly (5e3f1b148 2020-08-13) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --crate-type proc-macro [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 `arch::x64::compiler::compile_instruction` [INFO] [stderr] #1 [collect_and_partition_mono_items] collect_and_partition_mono_items [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `dynasm`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "42bcfbc302d3be3b357b7f69b6920412c362a537446a54c4d80506d6e1c77251", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42bcfbc302d3be3b357b7f69b6920412c362a537446a54c4d80506d6e1c77251", kill_on_drop: false }` [INFO] [stdout] 42bcfbc302d3be3b357b7f69b6920412c362a537446a54c4d80506d6e1c77251