[INFO] updating cached repository https://github.com/TrueWarg/grrs [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] 901d3dc8d112d038da5ccc198f89a4d9efc1617a [INFO] checking TrueWarg/grrs against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrueWarg%2Fgrrs" "/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/TrueWarg/grrs on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69 [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/TrueWarg/grrs [INFO] finished tweaking git repo https://github.com/TrueWarg/grrs [INFO] tweaked toml for git repo https://github.com/TrueWarg/grrs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/TrueWarg/grrs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] e7ffe8fe35df80abda8196814f638910ec3b5e650f362b23bcd0f80e0b0c4e7c [INFO] running `"docker" "start" "-a" "e7ffe8fe35df80abda8196814f638910ec3b5e650f362b23bcd0f80e0b0c4e7c"` [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling structopt-derive v0.3.3 [INFO] [stderr] Checking structopt v0.3.3 [INFO] [stderr] Checking grrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: traits in `#[derive(...)]` don't accept arguments [INFO] [stderr] --> src/main.rs:6:19 [INFO] [stderr] | [INFO] [stderr] 6 | #[derive(parse(from_os_str))] [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove the arguments [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at '`derive` attribute should exist', src/librustc_expand/expand.rs:438:36 [INFO] [stderr] stack backtrace: [INFO] [stderr] error: traits in `#[derive(...)]` don't accept arguments [INFO] [stderr] --> src/main.rs:6:19 [INFO] [stderr] | [INFO] [stderr] 6 | #[derive(parse(from_os_str))] [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove the arguments [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at '`derive` attribute should exist', src/librustc_expand/expand.rs:438:36 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f9c62449714 - backtrace::backtrace::libunwind::trace::h7f6a16d12232c961 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7f9c62449714 - backtrace::backtrace::trace_unsynchronized::h80308da2c2f00997 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f9c62449714 - std::sys_common::backtrace::_print_fmt::he1209b8ba63c9fd2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x7f9c62449714 - ::fmt::h8daf2ba8ed48f971 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f9c6247e91c - core::fmt::write::hd6c5c9ab01551e29 [INFO] [stderr] at src/libcore/fmt/mod.rs:1057 [INFO] [stderr] 5: 0x7f9c6243c917 - std::io::Write::write_fmt::h92dca42149c54903 [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x7f9c6244dbe5 - std::sys_common::backtrace::_print::hfc0ffaecef6820ce [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f9c6244dbe5 - std::sys_common::backtrace::print::hb2f3121d5ded79bb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f9c6244dbe5 - std::panicking::default_hook::{{closure}}::h48ee859394646c26 [INFO] [stderr] at src/libstd/panicking.rs:195 [INFO] [stderr] 9: 0x7f9c6244d8d1 - std::panicking::default_hook::he04601656067c23b [INFO] [stderr] at src/libstd/panicking.rs:215 [INFO] [stderr] 10: 0x7f9c629fe113 - rustc_driver::report_ice::h8cf240d47def93c9 [INFO] [stderr] 11: 0x7f9c56106fb8 - as core::ops::function::Fn>::call::ha3711113987e44b9 [INFO] [stderr] at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/liballoc/boxed.rs:1029 [INFO] [stderr] 12: 0x7f9c560edcf2 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::h2ea19927227b6ab9 [INFO] [stderr] at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/libproc_macro/bridge/client.rs:305 [INFO] [stderr] 13: 0x7f9c6244e31d - std::panicking::rust_panic_with_hook::h1a13a61ec549b61a [INFO] [stderr] at src/libstd/panicking.rs:467 [INFO] [stderr] 14: 0x7f9c6244de30 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:371 [INFO] [stderr] 15: 0x7f9c6247b6d1 - core::panicking::panic_fmt::hf9765164329c732e [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 16: 0x7f9c6247b2b3 - core::option::expect_failed::h00e478d177a96be3 [INFO] [stderr] at src/libcore/option.rs:1190 [INFO] [stderr] 17: 0x7f9c64051509 - rustc_expand::expand::MacroExpander::fully_expand_fragment::hcef88b9680e29c6f [INFO] [stderr] 18: 0x7f9c6404b2bc - rustc_expand::expand::MacroExpander::expand_crate::he19ff40719e18734 [INFO] [stderr] 19: 0x7f9c62b82f40 - rustc_session::utils::::time::h44c222167b9a22e0 [INFO] [stderr] 20: 0x7f9c62c1a5e0 - rustc_interface::passes::configure_and_expand_inner::h996de7719d629990 [INFO] [stderr] 21: 0x7f9c62b7ab65 - rustc_interface::passes::configure_and_expand::{{closure}}::h234316213cbe3266 [INFO] [stderr] 22: 0x7f9c62b55062 - rustc_data_structures::box_region::PinnedGenerator::new::h53453858604a0234 [INFO] [stderr] 23: 0x7f9c62c19979 - rustc_interface::passes::configure_and_expand::h6624f0de64c21480 [INFO] [stderr] 24: 0x7f9c62b7db0c - rustc_interface::queries::Queries::expansion::h37cf0adf029d55c4 [INFO] [stderr] 25: 0x7f9c629a9fd1 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h6e940b31480d8efe [INFO] [stderr] 26: 0x7f9c6299ffcd - scoped_tls::ScopedKey::set::h4d37a818bb0ef30e [INFO] [stderr] 27: 0x7f9c629962b4 - syntax::with_globals::h3b31248195a93bd6 [INFO] [stderr] 28: 0x7f9c62999290 - std::sys_common::backtrace::__rust_begin_short_backtrace::h557600fdbd1e68e7 [INFO] [stderr] 29: 0x7f9c6245ed8a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:79 [INFO] [stderr] 30: 0x7f9c629acdf9 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h57628afad857b157 [INFO] [stderr] 31: 0x7f9c6242e13f - as core::ops::function::FnOnce>::call_once::h7bfda904860b338c [INFO] [stderr] at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/liballoc/boxed.rs:1015 [INFO] [stderr] 32: 0x7f9c6245d9b0 - as core::ops::function::FnOnce>::call_once::h200350e4855300d0 [INFO] [stderr] at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/liballoc/boxed.rs:1015 [INFO] [stderr] 33: 0x7f9c6245d9b0 - std::sys_common::thread::start_thread::heeed18c498cf4b79 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 34: 0x7f9c6245d9b0 - std::sys::unix::thread::Thread::new::thread_start::h37cdb9a960709bb9 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 35: 0x7f9c621c96db - start_thread [INFO] [stderr] 36: 0x7f9c61ae688f - __clone [INFO] [stderr] 37: 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 (d27c6c6a4 2020-01-14) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -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: aborting due to previous error [INFO] [stderr] [INFO] [stderr] 0: 0x7f7942d1e714 - backtrace::backtrace::libunwind::trace::h7f6a16d12232c961 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x7f7942d1e714 - backtrace::backtrace::trace_unsynchronized::h80308da2c2f00997 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f7942d1e714 - std::sys_common::backtrace::_print_fmt::he1209b8ba63c9fd2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x7f7942d1e714 - ::fmt::h8daf2ba8ed48f971 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] error: could not compile `grrs`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] 4: 0x7f7942d5391c - core::fmt::write::hd6c5c9ab01551e29 [INFO] [stderr] at src/libcore/fmt/mod.rs:1057 [INFO] [stderr] 5: 0x7f7942d11917 - std::io::Write::write_fmt::h92dca42149c54903 [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x7f7942d22be5 - std::sys_common::backtrace::_print::hfc0ffaecef6820ce [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f7942d22be5 - std::sys_common::backtrace::print::hb2f3121d5ded79bb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f7942d22be5 - std::panicking::default_hook::{{closure}}::h48ee859394646c26 [INFO] [stderr] at src/libstd/panicking.rs:195 [INFO] [stderr] 9: 0x7f7942d228d1 - std::panicking::default_hook::he04601656067c23b [INFO] [stderr] at src/libstd/panicking.rs:215 [INFO] [stderr] 10: 0x7f79432d3113 - rustc_driver::report_ice::h8cf240d47def93c9 [INFO] [stderr] 11: 0x7f7936b06fb8 - as core::ops::function::Fn>::call::ha3711113987e44b9 [INFO] [stderr] at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/liballoc/boxed.rs:1029 [INFO] [stderr] 12: 0x7f7936aedcf2 - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::h2ea19927227b6ab9 [INFO] [stderr] at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/libproc_macro/bridge/client.rs:305 [INFO] [stderr] 13: 0x7f7942d2331d - std::panicking::rust_panic_with_hook::h1a13a61ec549b61a [INFO] [stderr] at src/libstd/panicking.rs:467 [INFO] [stderr] 14: 0x7f7942d22e30 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:371 [INFO] [stderr] 15: 0x7f7942d506d1 - core::panicking::panic_fmt::hf9765164329c732e [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 16: 0x7f7942d502b3 - core::option::expect_failed::h00e478d177a96be3 [INFO] [stderr] at src/libcore/option.rs:1190 [INFO] [stderr] 17: 0x7f7944926509 - rustc_expand::expand::MacroExpander::fully_expand_fragment::hcef88b9680e29c6f [INFO] [stderr] 18: 0x7f79449202bc - rustc_expand::expand::MacroExpander::expand_crate::he19ff40719e18734 [INFO] [stderr] 19: 0x7f7943457f40 - rustc_session::utils::::time::h44c222167b9a22e0 [INFO] [stderr] 20: 0x7f79434ef5e0 - rustc_interface::passes::configure_and_expand_inner::h996de7719d629990 [INFO] [stderr] 21: 0x7f794344fb65 - rustc_interface::passes::configure_and_expand::{{closure}}::h234316213cbe3266 [INFO] [stderr] 22: 0x7f794342a062 - rustc_data_structures::box_region::PinnedGenerator::new::h53453858604a0234 [INFO] [stderr] 23: 0x7f79434ee979 - rustc_interface::passes::configure_and_expand::h6624f0de64c21480 [INFO] [stderr] 24: 0x7f7943452b0c - rustc_interface::queries::Queries::expansion::h37cf0adf029d55c4 [INFO] [stderr] 25: 0x7f794327efd1 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h6e940b31480d8efe [INFO] [stderr] 26: 0x7f7943274fcd - scoped_tls::ScopedKey::set::h4d37a818bb0ef30e [INFO] [stderr] 27: 0x7f794326b2b4 - syntax::with_globals::h3b31248195a93bd6 [INFO] [stderr] 28: 0x7f794326e290 - std::sys_common::backtrace::__rust_begin_short_backtrace::h557600fdbd1e68e7 [INFO] [stderr] 29: 0x7f7942d33d8a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:79 [INFO] [stderr] 30: 0x7f7943281df9 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h57628afad857b157 [INFO] [stderr] 31: 0x7f7942d0313f - as core::ops::function::FnOnce>::call_once::h7bfda904860b338c [INFO] [stderr] at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/liballoc/boxed.rs:1015 [INFO] [stderr] 32: 0x7f7942d329b0 - as core::ops::function::FnOnce>::call_once::h200350e4855300d0 [INFO] [stderr] at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/liballoc/boxed.rs:1015 [INFO] [stderr] 33: 0x7f7942d329b0 - std::sys_common::thread::start_thread::heeed18c498cf4b79 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 34: 0x7f7942d329b0 - std::sys::unix::thread::Thread::new::thread_start::h37cdb9a960709bb9 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 35: 0x7f7942a9e6db - start_thread [INFO] [stderr] 36: 0x7f79423bb88f - __clone [INFO] [stderr] 37: 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 (d27c6c6a4 2020-01-14) 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: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: could not compile `grrs`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "e7ffe8fe35df80abda8196814f638910ec3b5e650f362b23bcd0f80e0b0c4e7c"` [INFO] running `"docker" "rm" "-f" "e7ffe8fe35df80abda8196814f638910ec3b5e650f362b23bcd0f80e0b0c4e7c"` [INFO] [stdout] e7ffe8fe35df80abda8196814f638910ec3b5e650f362b23bcd0f80e0b0c4e7c