[INFO] updating cached repository https://github.com/Andlon/ice_testcase [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 57290d4d0d24e8873927b31de5fe9e66253e26bd [INFO] checking Andlon/ice_testcase against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndlon%2Fice_testcase" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Andlon/ice_testcase on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de [INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Andlon/ice_testcase [INFO] finished tweaking git repo https://github.com/Andlon/ice_testcase [INFO] tweaked toml for git repo https://github.com/Andlon/ice_testcase written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Andlon/ice_testcase already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8dfe2c1bb4421c1a51adf5d2654e2e59278b75f712d8e18f48ed48e961769053 [INFO] running `"docker" "start" "-a" "8dfe2c1bb4421c1a51adf5d2654e2e59278b75f712d8e18f48ed48e961769053"` [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling proc-macro2 v1.0.4 [INFO] [stderr] Checking getrandom v0.1.12 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking serde v1.0.102 [INFO] [stderr] Checking alga v0.9.1 [INFO] [stderr] Checking nalgebra v0.19.0 (https://github.com/rustsim/nalgebra.git?rev=31ef5f0ab02c6ecf279867f07cd63e16cece8b75#31ef5f0a) [INFO] [stderr] Checking ice_testcase v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: internal compiler error: broken MIR in DefId(0:37 ~ ice_testcase[9a6b]::problematic_function[0]) (Terminator { source_info: SourceInfo { span: src/lib.rs:79:26: 79:80, scope: scope[0] }, kind: _2 = const >::Buffer> as std::convert::Into>>::into(move _3) -> [return: bb3, unwind: bb1] }): bad arg #0 (nalgebra::base::matrix::Matrix> <- nalgebra::base::matrix::Matrix>::Buffer>): NoSolution [INFO] [stderr] --> src/lib.rs:79:72 [INFO] [stderr] | [INFO] [stderr] 79 | let _: Point2 = material_surface_element.map_reference_coords().into(); [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] error: internal compiler error: broken MIR in DefId(0:37 ~ ice_testcase[9a6b]::problematic_function[0]) (Terminator { source_info: SourceInfo { span: src/lib.rs:84:5: 84:64, scope: scope[1] }, kind: _5 = const nalgebra::base::norm::>::Buffer>>::magnitude(move _6) -> [return: bb5, unwind: bb1] }): bad arg #0 (&nalgebra::base::matrix::Matrix> <- &nalgebra::base::matrix::Matrix>::Buffer>): NoSolution [INFO] [stderr] --> src/lib.rs:84:51 [INFO] [stderr] | [INFO] [stderr] 84 | material_surface_element.map_reference_coords().magnitude(); [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at 'no errors encountered even though `delay_span_bug` issued', src/librustc_errors/lib.rs:356:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] error: internal compiler error: broken MIR in DefId(0:37 ~ ice_testcase[4440]::problematic_function[0]) (Terminator { source_info: SourceInfo { span: src/lib.rs:79:26: 79:80, scope: scope[0] }, kind: _2 = const >::Buffer> as std::convert::Into>>::into(move _3) -> [return: bb3, unwind: bb1] }): bad arg #0 (nalgebra::base::matrix::Matrix> <- nalgebra::base::matrix::Matrix>::Buffer>): NoSolution [INFO] [stderr] --> src/lib.rs:79:72 [INFO] [stderr] | [INFO] [stderr] 79 | let _: Point2 = material_surface_element.map_reference_coords().into(); [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] error: internal compiler error: broken MIR in DefId(0:37 ~ ice_testcase[4440]::problematic_function[0]) (Terminator { source_info: SourceInfo { span: src/lib.rs:84:5: 84:64, scope: scope[1] }, kind: _5 = const nalgebra::base::norm::>::Buffer>>::magnitude(move _6) -> [return: bb5, unwind: bb1] }): bad arg #0 (&nalgebra::base::matrix::Matrix> <- &nalgebra::base::matrix::Matrix>::Buffer>): NoSolution [INFO] [stderr] --> src/lib.rs:84:51 [INFO] [stderr] | [INFO] [stderr] 84 | material_surface_element.map_reference_coords().magnitude(); [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at 'no errors encountered even though `delay_span_bug` issued', src/librustc_errors/lib.rs:356:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7ff92da5a3d4 - backtrace::backtrace::libunwind::trace::hbdf12825152b5f8a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7ff92da5a3d4 - backtrace::backtrace::trace_unsynchronized::hb1a008bcaf6f8da7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7ff92da5a3d4 - std::sys_common::backtrace::_print_fmt::h210f4f1409fdd548 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x7ff92da5a3d4 - ::fmt::h44ccfd866beec4c3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7ff92da8f61c - core::fmt::write::ha0b7307be189d30e [INFO] [stderr] at src/libcore/fmt/mod.rs:1052 [INFO] [stderr] 5: 0x7ff92da4d617 - std::io::Write::write_fmt::h0ca0cc8fa24b63fd [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x7ff92da5e965 - std::sys_common::backtrace::_print::h3f2352b9ea108241 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7ff92da5e965 - std::sys_common::backtrace::print::hdff6c325922df749 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7ff92da5e965 - std::panicking::default_hook::{{closure}}::h6db4182f902f3e09 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x7ff92da5e651 - std::panicking::default_hook::hfff2d7c860e99ade [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x7ff92e00d8c9 - rustc_driver::report_ice::h977dc5776157cb11 [INFO] [stderr] 11: 0x7ff92da5f09d - std::panicking::rust_panic_with_hook::h384bd314abe122b7 [INFO] [stderr] at src/libstd/panicking.rs:476 [INFO] [stderr] 12: 0x7ff93033e97e - std::panicking::begin_panic::h2555f46ecd9d8080 [INFO] [stderr] 13: 0x7ff930370fac - ::drop::h44341717b8b6ee7c [INFO] [stderr] 14: 0x7ff92dff27f6 - core::ptr::drop_in_place::h26e37356b1bd41a0 [INFO] [stderr] 15: 0x7ff92e0000e3 - as core::ops::drop::Drop>::drop::he8faca760b41d4a5 [INFO] [stderr] 16: 0x7ff92dfc915c - core::ptr::drop_in_place::haa09972da17351eb [INFO] [stderr] 17: 0x7ff92dfbb200 - rustc_interface::interface::run_compiler_in_existing_thread_pool::hda4159847d691ba3 [INFO] [stderr] 18: 0x7ff92dfb034d - scoped_tls::ScopedKey::set::he68c8e5aaee4e022 [INFO] [stderr] 19: 0x7ff92dfa5fe4 - syntax::with_globals::h6f4ed777aa39e441 [INFO] [stderr] 20: 0x7ff92dfa9080 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0b0738283bf25e75 [INFO] [stderr] 21: 0x7ff92da6fb57 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 22: 0x7ff92dfbcc49 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd02120d863411fa6 [INFO] [stderr] 23: 0x7ff92da3ee4f - as core::ops::function::FnOnce>::call_once::h7461316a9f6e96e7 [INFO] [stderr] at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/liballoc/boxed.rs:1015 [INFO] [stderr] 24: 0x7ff92da6e770 - as core::ops::function::FnOnce>::call_once::h1fb62abb1263aab3 [INFO] [stderr] at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/liballoc/boxed.rs:1015 [INFO] [stderr] 25: 0x7ff92da6e770 - std::sys_common::thread::start_thread::h330863ec96bac43c [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 26: 0x7ff92da6e770 - std::sys::unix::thread::Thread::new::thread_start::h204b51da21d255ee [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 27: 0x7ff92d7da6db - start_thread [INFO] [stderr] 28: 0x7ff92d0f788f - __clone [INFO] [stderr] 29: 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/blob/master/CONTRIBUTING.md#bug-reports [INFO] [stderr] [INFO] [stderr] note: rustc 1.42.0-nightly (73f76b74e 2020-01-24) 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] query stack during panic: [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `ice_testcase`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] 0: 0x7f157da053d4 - backtrace::backtrace::libunwind::trace::hbdf12825152b5f8a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7f157da053d4 - backtrace::backtrace::trace_unsynchronized::hb1a008bcaf6f8da7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f157da053d4 - std::sys_common::backtrace::_print_fmt::h210f4f1409fdd548 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x7f157da053d4 - ::fmt::h44ccfd866beec4c3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f157da3a61c - core::fmt::write::ha0b7307be189d30e [INFO] [stderr] at src/libcore/fmt/mod.rs:1052 [INFO] [stderr] 5: 0x7f157d9f8617 - std::io::Write::write_fmt::h0ca0cc8fa24b63fd [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x7f157da09965 - std::sys_common::backtrace::_print::h3f2352b9ea108241 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f157da09965 - std::sys_common::backtrace::print::hdff6c325922df749 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f157da09965 - std::panicking::default_hook::{{closure}}::h6db4182f902f3e09 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x7f157da09651 - std::panicking::default_hook::hfff2d7c860e99ade [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x7f157dfb88c9 - rustc_driver::report_ice::h977dc5776157cb11 [INFO] [stderr] 11: 0x7f157da0a09d - std::panicking::rust_panic_with_hook::h384bd314abe122b7 [INFO] [stderr] at src/libstd/panicking.rs:476 [INFO] [stderr] 12: 0x7f15802e997e - std::panicking::begin_panic::h2555f46ecd9d8080 [INFO] [stderr] 13: 0x7f158031bfac - ::drop::h44341717b8b6ee7c [INFO] [stderr] 14: 0x7f157df9d7f6 - core::ptr::drop_in_place::h26e37356b1bd41a0 [INFO] [stderr] 15: 0x7f157dfab0e3 - as core::ops::drop::Drop>::drop::he8faca760b41d4a5 [INFO] [stderr] 16: 0x7f157df7415c - core::ptr::drop_in_place::haa09972da17351eb [INFO] [stderr] 17: 0x7f157df66200 - rustc_interface::interface::run_compiler_in_existing_thread_pool::hda4159847d691ba3 [INFO] [stderr] 18: 0x7f157df5b34d - scoped_tls::ScopedKey::set::he68c8e5aaee4e022 [INFO] [stderr] 19: 0x7f157df50fe4 - syntax::with_globals::h6f4ed777aa39e441 [INFO] [stderr] 20: 0x7f157df54080 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0b0738283bf25e75 [INFO] [stderr] 21: 0x7f157da1ab57 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 22: 0x7f157df67c49 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd02120d863411fa6 [INFO] [stderr] 23: 0x7f157d9e9e4f - as core::ops::function::FnOnce>::call_once::h7461316a9f6e96e7 [INFO] [stderr] at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/liballoc/boxed.rs:1015 [INFO] [stderr] 24: 0x7f157da19770 - as core::ops::function::FnOnce>::call_once::h1fb62abb1263aab3 [INFO] [stderr] at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/liballoc/boxed.rs:1015 [INFO] [stderr] 25: 0x7f157da19770 - std::sys_common::thread::start_thread::h330863ec96bac43c [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 26: 0x7f157da19770 - std::sys::unix::thread::Thread::new::thread_start::h204b51da21d255ee [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 27: 0x7f157d7856db - start_thread [INFO] [stderr] 28: 0x7f157d0a288f - __clone [INFO] [stderr] 29: 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/blob/master/CONTRIBUTING.md#bug-reports [INFO] [stderr] [INFO] [stderr] note: rustc 1.42.0-nightly (73f76b74e 2020-01-24) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C debuginfo=2 [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 `ice_testcase`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "8dfe2c1bb4421c1a51adf5d2654e2e59278b75f712d8e18f48ed48e961769053"` [INFO] running `"docker" "rm" "-f" "8dfe2c1bb4421c1a51adf5d2654e2e59278b75f712d8e18f48ed48e961769053"` [INFO] [stdout] 8dfe2c1bb4421c1a51adf5d2654e2e59278b75f712d8e18f48ed48e961769053