[INFO] updating cached repository https://github.com/knack-supply/curve-tracer [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] 286cca22606e8253aa6fec8a967d950d595c7406 [INFO] checking knack-supply/curve-tracer against master#9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7 for pr-64564 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknack-supply%2Fcurve-tracer" "work/builds/worker-5/source"` [INFO] [stderr] Cloning into 'work/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/knack-supply/curve-tracer on toolchain 9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/knack-supply/curve-tracer [INFO] finished tweaking git repo https://github.com/knack-supply/curve-tracer [INFO] tweaked toml for git repo https://github.com/knack-supply/curve-tracer written to work/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/knack-supply/curve-tracer already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] baa99103033ac4b0700dbec0067ad9dde764271c34a0474d1ea5804726d26500 [INFO] running `"docker" "start" "-a" "baa99103033ac4b0700dbec0067ad9dde764271c34a0474d1ea5804726d26500"` [INFO] [stderr] Compiling cairo-rs v0.6.0 [INFO] [stderr] Compiling bindgen v0.47.3 [INFO] [stderr] Compiling glib-sys v0.8.0 [INFO] [stderr] Compiling gobject-sys v0.8.0 [INFO] [stderr] Compiling gio-sys v0.8.0 [INFO] [stderr] Compiling cairo-sys-rs v0.8.0 [INFO] [stderr] Compiling pango-sys v0.8.0 [INFO] [stderr] Compiling gdk-pixbuf-sys v0.8.0 [INFO] [stderr] Compiling atk-sys v0.8.0 [INFO] [stderr] Compiling gdk-sys v0.8.0 [INFO] [stderr] Compiling gtk-sys v0.8.0 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling regex-syntax v0.6.5 [INFO] [stderr] Checking measure_time v0.6.0 [INFO] [stderr] Checking memchr v2.2.0 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling hashbrown v0.1.8 [INFO] [stderr] Checking criterion-plot v0.3.0 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking itertools-num v0.1.3 [INFO] [stderr] Checking noisy_float v0.1.9 [INFO] [stderr] Checking autodiff v0.1.5 [INFO] [stderr] Checking libflate v0.1.20 [INFO] [stderr] Compiling syn v0.15.27 [INFO] [stderr] Compiling backtrace v0.3.14 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking alga v0.8.2 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling nom v4.2.2 [INFO] [stderr] Checking tinytemplate v1.0.1 [INFO] [stderr] Compiling gio v0.6.0 [INFO] [stderr] Compiling pango v0.6.0 [INFO] [stderr] Compiling atk v0.6.0 [INFO] [stderr] Compiling winres v0.1.8 [INFO] [stderr] Checking csv v1.0.5 [INFO] [stderr] Checking simplelog v0.5.3 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Compiling regex v1.1.2 [INFO] [stderr] Compiling cexpr v0.3.4 [INFO] [stderr] Checking glib v0.7.1 [INFO] [stderr] Compiling gdk-pixbuf v0.6.0 [INFO] [stderr] Checking nalgebra v0.17.2 [INFO] [stderr] Compiling clang-sys v0.26.4 [INFO] [stderr] Checking rayon v1.0.3 [INFO] [stderr] Compiling gdk v0.10.0 [INFO] [stderr] Compiling env_logger v0.6.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling relm-gen-widget v0.16.0 [INFO] [stderr] Compiling gtk v0.6.0 [INFO] [stderr] thread '' panicked at 'failed to spawn thread: Os { code: 11, kind: WouldBlock, message: "Resource temporarily unavailable" }', src/libcore/result.rs:1165:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] error: could not compile `syn`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.27/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=87906144367af573 -C extra-filename=-87906144367af573 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-33963d6ad7115a5c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1d4fd9b4468b98b9.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-81311d8b446693a8.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] 0: 0x7f4a711b5a64 - backtrace::backtrace::libunwind::trace::h3c777145747bb537 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7f4a711b5a64 - backtrace::backtrace::trace_unsynchronized::h66b9e4a5d8dcdac1 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f4a711b5a64 - std::sys_common::backtrace::_print_fmt::h67af8761982571ce [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x7f4a711b5a64 - ::fmt::hd2414c318764e035 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x7f4a711ee09c - core::fmt::write::h6b1d9e7d0caf83ef [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x7f4a711a9c87 - std::io::Write::write_fmt::h7d23ef4c2e86d894 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x7f4a711ba295 - std::sys_common::backtrace::_print::h95f9ce51820bb860 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x7f4a711ba295 - std::sys_common::backtrace::print::h60cdacab02cba05c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f4a711ba295 - std::panicking::default_hook::{{closure}}::hd6f0e16d93b9b5c8 [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x7f4a711b9f86 - std::panicking::default_hook::hd45736b469c8d928 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x7f4a716f0693 - rustc_driver::report_ice::h5b90c7e81953dafa [INFO] [stderr] 11: 0x7f4a711baa7c - std::panicking::rust_panic_with_hook::hcc17bc0996b76a4c [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 12: 0x7f4a711ba532 - std::panicking::continue_panic_fmt::hacd60ce981312f06 [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 13: 0x7f4a711ba426 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:307 [INFO] [stderr] 14: 0x7f4a711e7a2a - core::panicking::panic_fmt::h1ebeaa41bf98abea [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 15: 0x7f4a711e7c67 - core::result::unwrap_failed::h231e9151bc35c4cf [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 16: 0x7f4a6bf37e99 - std::thread::spawn::h0da0a3f8025570aa [INFO] [stderr] 17: 0x7f4a6bfd6bea - rustc_codegen_ssa::back::write::start_executing_work::{{closure}}::haaa112c5d0c2b815 [INFO] [stderr] 18: 0x7f4a6bfd94db - std::sys_common::backtrace::__rust_begin_short_backtrace::h38d2bcbe31003055 [INFO] [stderr] 19: 0x7f4a6bf3852c - std::panicking::try::do_call::h35cdc1ea297f54c5 [INFO] [stderr] 20: 0x7f4a711cb1ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x7f4a6bf38d04 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7c6620074397af4e [INFO] [stderr] 22: 0x7f4a7119c16f - as core::ops::function::FnOnce>::call_once::hd0c20cd80d0fab03 [INFO] [stderr] at /rustc/9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7/src/liballoc/boxed.rs:922 [INFO] [stderr] 23: 0x7f4a711c9e60 - as core::ops::function::FnOnce>::call_once::h9aa43d90657e75ba [INFO] [stderr] at /rustc/9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7/src/liballoc/boxed.rs:922 [INFO] [stderr] 24: 0x7f4a711c9e60 - std::sys_common::thread::start_thread::he5c121b63cdd4d92 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 25: 0x7f4a711c9e60 - std::sys::unix::thread::Thread::new::thread_start::hce92286e1e3335d2 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 26: 0x7f4a70f366db - start_thread [INFO] [stderr] 27: 0x7f4a7085388f - __clone [INFO] [stderr] 28: 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 1.39.0-nightly (9b9d2aff8 2019-09-19) 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] thread 'rustc' panicked at 'src/librustc_codegen_ssa/back/write.rs:1823: panic during codegen/LLVM phase', src/librustc/util/bug.rs:37:26 [INFO] [stderr] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace. [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 1.39.0-nightly (9b9d2aff8 2019-09-19) 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 `clap`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.17.2/src/base/cg.rs:297:44 [INFO] [stderr] | [INFO] [stderr] 297 | self[(j, i)] += shift[j] * self[(D::dim() - 1, i)]; [INFO] [stderr] | ---------------------------^^^^------------------- [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow occurs here [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "baa99103033ac4b0700dbec0067ad9dde764271c34a0474d1ea5804726d26500"` [INFO] running `"docker" "rm" "-f" "baa99103033ac4b0700dbec0067ad9dde764271c34a0474d1ea5804726d26500"` [INFO] [stdout] baa99103033ac4b0700dbec0067ad9dde764271c34a0474d1ea5804726d26500