[INFO] cloning repository https://github.com/Jackkakaya/data_struct_using_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jackkakaya/data_struct_using_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackkakaya%2Fdata_struct_using_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackkakaya%2Fdata_struct_using_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1f739220ec9553e98f4dfa938b47d3565965284d [INFO] testing Jackkakaya/data_struct_using_rust against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackkakaya%2Fdata_struct_using_rust" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jackkakaya/data_struct_using_rust on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jackkakaya/data_struct_using_rust [INFO] finished tweaking git repo https://github.com/Jackkakaya/data_struct_using_rust [INFO] tweaked toml for git repo https://github.com/Jackkakaya/data_struct_using_rust written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/Jackkakaya/data_struct_using_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75fd7bf4f2e4893e13320f668f6bf736f7a190ee48b7c166c747eb3424e5caf5 [INFO] running `Command { std: "docker" "start" "-a" "75fd7bf4f2e4893e13320f668f6bf736f7a190ee48b7c166c747eb3424e5caf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75fd7bf4f2e4893e13320f668f6bf736f7a190ee48b7c166c747eb3424e5caf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75fd7bf4f2e4893e13320f668f6bf736f7a190ee48b7c166c747eb3424e5caf5", kill_on_drop: false }` [INFO] [stdout] 75fd7bf4f2e4893e13320f668f6bf736f7a190ee48b7c166c747eb3424e5caf5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0bcf8eae6c572fc92c8d519a12be41111c744d43c0aa2c043396b8c32a21083a [INFO] running `Command { std: "docker" "start" "-a" "0bcf8eae6c572fc92c8d519a12be41111c744d43c0aa2c043396b8c32a21083a", kill_on_drop: false }` [INFO] [stderr] Compiling data_struct v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: expected `;`, found `}` [INFO] [stdout] --> src/data_struct/binary_tree.rs:49:18 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn from() [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] ... [INFO] [stdout] 52 | } [INFO] [stdout] | - unexpected token [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at 'internal error: entered unreachable code', compiler/rustc_parse/src/parser/item.rs:1723:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f4b13794f50 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x7f4b13794f50 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7f4b13794f50 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7f4b13794f50 - ::fmt::he312f4ad5b9bb346 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7f4b13802bbc - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x7f4b13786835 - std::io::Write::write_fmt::h6aced00850e8186f [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x7f4b13798c6b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7f4b13798c6b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7f4b13798c6b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x7f4b13798741 - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x7f4b13f75901 - rustc_driver::DEFAULT_HOOK::{{closure}}::{{closure}}::h98690b446fb8b04c [INFO] [stderr] 11: 0x7f4b13799499 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:626:17 [INFO] [stderr] 12: 0x7f4b13798f27 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:517:13 [INFO] [stderr] 13: 0x7f4b1379542c - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 14: 0x7f4b13798eb9 - rust_begin_unwind [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:515:5 [INFO] [stderr] 15: 0x7f4b13763f81 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:92:14 [INFO] [stderr] 16: 0x7f4b13763ecd - core::panicking::panic::hd695e3b1d0dd4ef4 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:50:5 [INFO] [stderr] 17: 0x7f4b1580e201 - rustc_parse::parser::item::::parse_fn::hefcf90127cbcbd75 [INFO] [stderr] 18: 0x7f4b157fec4c - rustc_parse::parser::item::::parse_item_kind::ha97c5573f937a5d0 [INFO] [stderr] 19: 0x7f4b157fc0c8 - rustc_parse::parser::item::::parse_item_common::h2f3e3697063cf620 [INFO] [stderr] 20: 0x7f4b1580b966 - rustc_parse::parser::item::::parse_assoc_item::h39eabe6ef2254c0a [INFO] [stderr] 21: 0x7f4b161c7dee - rustc_parse::parser::item::::parse_item_impl::h053196e99b4b211c [INFO] [stderr] 22: 0x7f4b1580002c - rustc_parse::parser::item::::parse_item_kind::ha97c5573f937a5d0 [INFO] [stderr] 23: 0x7f4b157fc0c8 - rustc_parse::parser::item::::parse_item_common::h2f3e3697063cf620 [INFO] [stderr] 24: 0x7f4b161c71d4 - rustc_parse::parser::item::::parse_mod::hdc8bf2d1492ce3bf [INFO] [stderr] 25: 0x7f4b16198a0a - rustc_expand::module::parse_external_mod::hf0690f01b93f9186 [INFO] [stderr] 26: 0x7f4b15764617 - ::flat_map_item::h1149e2189591ae09 [INFO] [stderr] 27: 0x7f4b1577dce1 - as rustc_data_structures::map_in_place::MapInPlace>::flat_map_in_place::h29a7e3dde2067ea6 [INFO] [stderr] 28: 0x7f4b15796270 - rustc_ast::mut_visit::noop_visit_item_kind::hef8e64ed768d8ca8 [INFO] [stderr] 29: 0x7f4b15793da2 - rustc_ast::mut_visit::noop_flat_map_item::hc751c10d1f9d2f4a [INFO] [stderr] 30: 0x7f4b15764ac5 - ::flat_map_item::h1149e2189591ae09 [INFO] [stderr] 31: 0x7f4b1577dce1 - as rustc_data_structures::map_in_place::MapInPlace>::flat_map_in_place::h29a7e3dde2067ea6 [INFO] [stderr] 32: 0x7f4b15796270 - rustc_ast::mut_visit::noop_visit_item_kind::hef8e64ed768d8ca8 [INFO] [stderr] 33: 0x7f4b15793da2 - rustc_ast::mut_visit::noop_flat_map_item::hc751c10d1f9d2f4a [INFO] [stderr] 34: 0x7f4b15764c8c - ::flat_map_item::h1149e2189591ae09 [INFO] [stderr] 35: 0x7f4b15751307 - as rustc_data_structures::map_in_place::MapInPlace>::flat_map_in_place::h375988839be3fddd [INFO] [stderr] 36: 0x7f4b15761bd9 - rustc_expand::expand::MacroExpander::collect_invocations::h8c4ec751a6e5415e [INFO] [stderr] 37: 0x7f4b1575df5b - rustc_expand::expand::MacroExpander::fully_expand_fragment::ha093a76d1a4b7834 [INFO] [stderr] 38: 0x7f4b161683eb - rustc_expand::expand::MacroExpander::expand_crate::hbfefad9d48ec4c3a [INFO] [stderr] 39: 0x7f4b15aa4899 - rustc_session::utils::::time::hf9c02c98bff79173 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 40: 0x7f4b15a8b70c - rustc_interface::passes::configure_and_expand::h94b7b2930487bbc6 [INFO] [stderr] 41: 0x7f4b15a858e6 - rustc_interface::queries::Queries::expansion::haa388ba3ff37771e [INFO] [stderr] 42: 0x7f4b15a64610 - rustc_interface::queries::::enter::h9ff1bb326f6cbdde [INFO] [stderr] 43: 0x7f4b15a53bbc - rustc_span::with_source_map::h35aa4a6792e2f0de [INFO] [stderr] 44: 0x7f4b15a6546a - rustc_interface::interface::create_compiler_and_run::h600b31664ea7498c [INFO] [stderr] 45: 0x7f4b15a57d49 - scoped_tls::ScopedKey::set::h95fded8ea1ce829a [INFO] [stderr] 46: 0x7f4b15a5418a - std::sys_common::backtrace::__rust_begin_short_backtrace::hcb9f52ef891273be [INFO] [stderr] 47: 0x7f4b15a53475 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7d639d5804de8241 [INFO] [stderr] 48: 0x7f4b137a5a27 - as core::ops::function::FnOnce>::call_once::h09f167e08fc945ff [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/boxed.rs:1572:9 [INFO] [stderr] 49: 0x7f4b137a5a27 - as core::ops::function::FnOnce>::call_once::hf814fe85eeb118e0 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/boxed.rs:1572:9 [INFO] [stderr] 50: 0x7f4b137a5a27 - std::sys::unix::thread::Thread::new::thread_start::hb71b17934c5f5e68 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys/unix/thread.rs:91:17 [INFO] [stderr] 51: 0x7f4b136c1609 - start_thread [INFO] [stderr] 52: 0x7f4b135d5293 - clone [INFO] [stderr] 53: 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 1.56.0-nightly (b70888601 2021-07-28) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -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] end of query stack [INFO] [stderr] error: could not compile `data_struct` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "0bcf8eae6c572fc92c8d519a12be41111c744d43c0aa2c043396b8c32a21083a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bcf8eae6c572fc92c8d519a12be41111c744d43c0aa2c043396b8c32a21083a", kill_on_drop: false }` [INFO] [stdout] 0bcf8eae6c572fc92c8d519a12be41111c744d43c0aa2c043396b8c32a21083a