Sep 01 23:30:43.017 INFO checking css-autoprefix-0.0.5 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 23:30:43.017 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 23:30:43.017 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 23:30:43.208 INFO blam! 635414fde2bbe33d8abdd4ed947cc234414be3633d530fe3c67da36e398dc07a
Sep 01 23:30:43.210 INFO running `"docker" "start" "-a" "635414fde2bbe33d8abdd4ed947cc234414be3633d530fe3c67da36e398dc07a"`
Sep 01 23:30:44.155 INFO kablam!    Compiling cssparser v0.21.3
Sep 01 23:30:44.155 INFO kablam!    Compiling css v0.0.22
Sep 01 23:30:44.156 INFO kablam!     Checking caniuse-serde v0.0.6
Sep 01 23:30:49.176 INFO kablam! thread '<unnamed>' panicked at 'procedural macro API is used outside of a procedural macro', libproc_macro/lib.rs:1295:13
Sep 01 23:30:49.192 INFO kablam! stack backtrace:
Sep 01 23:30:49.419 INFO kablam!    0:     0x7f86c76d52de - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h9bce1f9a537b140d
Sep 01 23:30:49.419 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 01 23:30:49.419 INFO kablam!    1:     0x7f86c76ae106 - std::sys_common::backtrace::print::h7cc2650c15d0dddd
Sep 01 23:30:49.420 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 01 23:30:49.420 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 01 23:30:49.420 INFO kablam!    2:     0x7f86c76abbed - std::panicking::default_hook::{{closure}}::hec52538d990412d0
Sep 01 23:30:49.421 INFO kablam!                                at libstd/panicking.rs:211
Sep 01 23:30:49.421 INFO kablam!    3:     0x7f86c76ab960 - std::panicking::default_hook::h49c7c9d5f399092e
Sep 01 23:30:49.421 INFO kablam!                                at libstd/panicking.rs:227
Sep 01 23:30:49.421 INFO kablam!    4:     0x7f86c3df697e - rustc::util::common::panic_hook::hf66c8d80d1988940
Sep 01 23:30:49.421 INFO kablam!    5:     0x7f86c76ac373 - std::panicking::rust_panic_with_hook::h56b934afa6264269
Sep 01 23:30:49.422 INFO kablam!                                at libstd/panicking.rs:481
Sep 01 23:30:49.422 INFO kablam!    6:     0x7f86c0e35586 - std::panicking::begin_panic::hb67a0b95958cc4db
Sep 01 23:30:49.422 INFO kablam!    7:     0x7f86c0e27c5e - proc_macro::Span::call_site::hb8a66dad68c0f04a
Sep 01 23:30:49.422 INFO kablam!    8:     0x7f86b78f4eb8 - proc_macro2::imp::nightly_works::{{closure}}::h655c4faba8c3ee2d
Sep 01 23:30:49.422 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.15/src/unstable.rs:33
Sep 01 23:30:49.422 INFO kablam!    9:     0x7f86b78ea63b - std::panicking::try::do_call::hef8f8ab5e79dc11f
Sep 01 23:30:49.422 INFO kablam!                                at /checkout/src/libstd/panicking.rs:310
Sep 01 23:30:49.422 INFO kablam!   10:     0x7f86c76ead29 - __rust_maybe_catch_panic
Sep 01 23:30:49.422 INFO kablam!                                at libpanic_unwind/lib.rs:103
Sep 01 23:30:49.422 INFO kablam!   11:     0x7f86b78ea573 - std::panicking::try::h1b5514203281f015
Sep 01 23:30:49.422 INFO kablam!                                at /checkout/src/libstd/panicking.rs:289
Sep 01 23:30:49.422 INFO kablam!   12:     0x7f86b78d14c0 - std::panic::catch_unwind::h229e9991a844ab9d
Sep 01 23:30:49.423 INFO kablam!                                at /checkout/src/libstd/panic.rs:392
Sep 01 23:30:49.423 INFO kablam!   13:     0x7f86b78f4e03 - proc_macro2::imp::nightly_works::h5835e503fd3a2827
Sep 01 23:30:49.423 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.15/src/unstable.rs:33
Sep 01 23:30:49.423 INFO kablam!   14:     0x7f86b78f51f5 - <proc_macro2::imp::TokenStream as core::str::FromStr>::from_str::hd73ff3d306717578
Sep 01 23:30:49.423 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.15/src/unstable.rs:77
Sep 01 23:30:49.423 INFO kablam!   15:     0x7f86b78e3723 - core::str::<impl str>::parse::h936962b6a8da4972
Sep 01 23:30:49.424 INFO kablam!                                at /checkout/src/libcore/str/mod.rs:3811
Sep 01 23:30:49.424 INFO kablam!   16:     0x7f86b78f202f - <proc_macro2::TokenStream as core::str::FromStr>::from_str::h55b68e789a871836
Sep 01 23:30:49.424 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.15/src/lib.rs:144
Sep 01 23:30:49.424 INFO kablam!   17:     0x7f86b78ac8f3 - core::str::<impl str>::parse::hfd97ab660efefe37
Sep 01 23:30:49.425 INFO kablam!                                at /checkout/src/libcore/str/mod.rs:3811
Sep 01 23:30:49.425 INFO kablam!   18:     0x7f86b76f9a64 - syn::parse_str::hae6239fb7db97d05
Sep 01 23:30:49.429 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/lib.rs:698
Sep 01 23:30:49.429 INFO kablam!   19:     0x7f86b7626da9 - cssparser_macros::cssparser_internal__phf_map::wrapped::h365e951d5ff08b35
Sep 01 23:30:49.430 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/cssparser-macros-0.3.4/lib.rs:66
Sep 01 23:30:49.430 INFO kablam!   20:     0x7f86b7627c5e - cssparser_macros::cssparser_internal__phf_map::{{closure}}::h8de69e0434120d40
Sep 01 23:30:49.430 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/cssparser-macros-0.3.4/<define_proc_macros macros>:12
Sep 01 23:30:49.430 INFO kablam!   21:     0x7f86b763f8de - std::sys_common::backtrace::__rust_begin_short_backtrace::h42e7b0c21d0b56a1
Sep 01 23:30:49.431 INFO kablam!                                at /checkout/src/libstd/sys_common/backtrace.rs:136
Sep 01 23:30:49.431 INFO kablam!   22:     0x7f86b763395f - std::thread::Builder::spawn::{{closure}}::{{closure}}::h51751207670bca3d
Sep 01 23:30:49.432 INFO kablam!                                at /checkout/src/libstd/thread/mod.rs:409
Sep 01 23:30:49.432 INFO kablam!   23:     0x7f86b764af8f - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h212798ac1aa42ddf
Sep 01 23:30:49.433 INFO kablam!                                at /checkout/src/libstd/panic.rs:313
Sep 01 23:30:49.433 INFO kablam!   24:     0x7f86b764fb65 - std::panicking::try::do_call::h0b32628cb724a1ae
Sep 01 23:30:49.433 INFO kablam!                                at /checkout/src/libstd/panicking.rs:310
Sep 01 23:30:49.434 INFO kablam!   25:     0x7f86c76ead29 - __rust_maybe_catch_panic
Sep 01 23:30:49.434 INFO kablam!                                at libpanic_unwind/lib.rs:103
Sep 01 23:30:49.434 INFO kablam!   26:     0x7f86b764f72e - std::panicking::try::h507eb22d0bd83793
Sep 01 23:30:49.434 INFO kablam!                                at /checkout/src/libstd/panicking.rs:289
Sep 01 23:30:49.434 INFO kablam!   27:     0x7f86b764b21f - std::panic::catch_unwind::h26021d52de273045
Sep 01 23:30:49.434 INFO kablam!                                at /checkout/src/libstd/panic.rs:392
Sep 01 23:30:49.434 INFO kablam!   28:     0x7f86b76333f9 - std::thread::Builder::spawn::{{closure}}::hb18d6363b6109178
Sep 01 23:30:49.434 INFO kablam!                                at /checkout/src/libstd/thread/mod.rs:408
Sep 01 23:30:49.434 INFO kablam!   29:     0x7f86b763435f - <F as alloc::boxed::FnBox<A>>::call_box::hea8bdee79e94d249
Sep 01 23:30:49.434 INFO kablam!                                at /checkout/src/liballoc/boxed.rs:646
Sep 01 23:30:49.434 INFO kablam!   30:     0x7f86c76d9d3a - std::sys_common::thread::start_thread::h68936c21b85ae23b
Sep 01 23:30:49.435 INFO kablam!                                at /checkout/src/liballoc/boxed.rs:656
Sep 01 23:30:49.435 INFO kablam!                                at libstd/sys_common/thread.rs:24
Sep 01 23:30:49.435 INFO kablam!   31:     0x7f86c76ad025 - std::sys::unix::thread::Thread::new::thread_start::hfb2859da3fb45e71
Sep 01 23:30:49.435 INFO kablam!                                at libstd/sys/unix/thread.rs:90
Sep 01 23:30:49.435 INFO kablam!   32:     0x7f86c18ec6b9 - start_thread
Sep 01 23:30:49.435 INFO kablam!   33:     0x7f86c739341c - clone
Sep 01 23:30:49.435 INFO kablam!   34:                0x0 - <unknown>
Sep 01 23:30:49.435 INFO kablam! query stack during panic:
Sep 01 23:30:49.435 INFO kablam! end of query stack
Sep 01 23:30:54.662 INFO kablam! thread '<unnamed>' panicked at 'procedural macro API is used outside of a procedural macro', libproc_macro/lib.rs:1295:13
Sep 01 23:30:54.662 INFO kablam! stack backtrace:
Sep 01 23:30:54.868 INFO kablam!    0:     0x7f67a9ea22de - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h9bce1f9a537b140d
Sep 01 23:30:54.869 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 01 23:30:54.869 INFO kablam!    1:     0x7f67a9e7b106 - std::sys_common::backtrace::print::h7cc2650c15d0dddd
Sep 01 23:30:54.870 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 01 23:30:54.870 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 01 23:30:54.870 INFO kablam!    2:     0x7f67a9e78bed - std::panicking::default_hook::{{closure}}::hec52538d990412d0
Sep 01 23:30:54.871 INFO kablam!                                at libstd/panicking.rs:211
Sep 01 23:30:54.871 INFO kablam!    3:     0x7f67a9e78960 - std::panicking::default_hook::h49c7c9d5f399092e
Sep 01 23:30:54.871 INFO kablam!                                at libstd/panicking.rs:227
Sep 01 23:30:54.871 INFO kablam!    4:     0x7f67a65c397e - rustc::util::common::panic_hook::hf66c8d80d1988940
Sep 01 23:30:54.871 INFO kablam!    5:     0x7f67a9e79373 - std::panicking::rust_panic_with_hook::h56b934afa6264269
Sep 01 23:30:54.871 INFO kablam!                                at libstd/panicking.rs:481
Sep 01 23:30:54.871 INFO kablam!    6:     0x7f67a3602586 - std::panicking::begin_panic::hb67a0b95958cc4db
Sep 01 23:30:54.871 INFO kablam!    7:     0x7f67a35f4c5e - proc_macro::Span::call_site::hb8a66dad68c0f04a
Sep 01 23:30:54.871 INFO kablam!    8:     0x7f6799af4eb8 - proc_macro2::imp::nightly_works::{{closure}}::h655c4faba8c3ee2d
Sep 01 23:30:54.871 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.15/src/unstable.rs:33
Sep 01 23:30:54.871 INFO kablam!    9:     0x7f6799aea63b - std::panicking::try::do_call::hef8f8ab5e79dc11f
Sep 01 23:30:54.872 INFO kablam!                                at /checkout/src/libstd/panicking.rs:310
Sep 01 23:30:54.872 INFO kablam!   10:     0x7f67a9eb7d29 - __rust_maybe_catch_panic
Sep 01 23:30:54.872 INFO kablam!                                at libpanic_unwind/lib.rs:103
Sep 01 23:30:54.872 INFO kablam!   11:     0x7f6799aea573 - std::panicking::try::h1b5514203281f015
Sep 01 23:30:54.872 INFO kablam!                                at /checkout/src/libstd/panicking.rs:289
Sep 01 23:30:54.872 INFO kablam!   12:     0x7f6799ad14c0 - std::panic::catch_unwind::h229e9991a844ab9d
Sep 01 23:30:54.873 INFO kablam!                                at /checkout/src/libstd/panic.rs:392
Sep 01 23:30:54.873 INFO kablam!   13:     0x7f6799af4e03 - proc_macro2::imp::nightly_works::h5835e503fd3a2827
Sep 01 23:30:54.873 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.15/src/unstable.rs:33
Sep 01 23:30:54.873 INFO kablam!   14:     0x7f6799af51f5 - <proc_macro2::imp::TokenStream as core::str::FromStr>::from_str::hd73ff3d306717578
Sep 01 23:30:54.873 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.15/src/unstable.rs:77
Sep 01 23:30:54.873 INFO kablam!   15:     0x7f6799ae3723 - core::str::<impl str>::parse::h936962b6a8da4972
Sep 01 23:30:54.873 INFO kablam!                                at /checkout/src/libcore/str/mod.rs:3811
Sep 01 23:30:54.873 INFO kablam!   16:     0x7f6799af202f - <proc_macro2::TokenStream as core::str::FromStr>::from_str::h55b68e789a871836
Sep 01 23:30:54.874 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.15/src/lib.rs:144
Sep 01 23:30:54.874 INFO kablam!   17:     0x7f6799aac8f3 - core::str::<impl str>::parse::hfd97ab660efefe37
Sep 01 23:30:54.874 INFO kablam!                                at /checkout/src/libcore/str/mod.rs:3811
Sep 01 23:30:54.874 INFO kablam!   18:     0x7f679984b8b4 - syn::parse_str::h9ca6ae5ce77e4418
Sep 01 23:30:54.875 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/lib.rs:698
Sep 01 23:30:54.875 INFO kablam!   19:     0x7f6799825ad0 - cssparser_macros::cssparser_internal__assert_ascii_lowercase__max_len::wrapped::h3b7be96b80575551
Sep 01 23:30:54.876 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/cssparser-macros-0.3.4/lib.rs:26
Sep 01 23:30:54.876 INFO kablam!   20:     0x7f67998265ee - cssparser_macros::cssparser_internal__assert_ascii_lowercase__max_len::{{closure}}::h64a73c949240acfb
Sep 01 23:30:54.876 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/cssparser-macros-0.3.4/<define_proc_macros macros>:12
Sep 01 23:30:54.876 INFO kablam!   21:     0x7f679983f89e - std::sys_common::backtrace::__rust_begin_short_backtrace::h1562c97c0cef286b
Sep 01 23:30:54.877 INFO kablam!                                at /checkout/src/libstd/sys_common/backtrace.rs:136
Sep 01 23:30:54.877 INFO kablam!   22:     0x7f679983391f - std::thread::Builder::spawn::{{closure}}::{{closure}}::h32f555809f3ecd7e
Sep 01 23:30:54.878 INFO kablam!                                at /checkout/src/libstd/thread/mod.rs:409
Sep 01 23:30:54.878 INFO kablam!   23:     0x7f679984b00f - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hce9064351ed9ff60
Sep 01 23:30:54.878 INFO kablam!                                at /checkout/src/libstd/panic.rs:313
Sep 01 23:30:54.878 INFO kablam!   24:     0x7f679984fbe5 - std::panicking::try::do_call::h64562aa482cdf308
Sep 01 23:30:54.879 INFO kablam!                                at /checkout/src/libstd/panicking.rs:310
Sep 01 23:30:54.879 INFO kablam!   25:     0x7f67a9eb7d29 - __rust_maybe_catch_panic
Sep 01 23:30:54.879 INFO kablam!                                at libpanic_unwind/lib.rs:103
Sep 01 23:30:54.879 INFO kablam!   26:     0x7f679984fa0e - std::panicking::try::ha6b643c2fd020cbc
Sep 01 23:30:54.879 INFO kablam!                                at /checkout/src/libstd/panicking.rs:289
Sep 01 23:30:54.879 INFO kablam!   27:     0x7f679984b25f - std::panic::catch_unwind::h352221f554274058
Sep 01 23:30:54.879 INFO kablam!                                at /checkout/src/libstd/panic.rs:392
Sep 01 23:30:54.879 INFO kablam!   28:     0x7f6799833719 - std::thread::Builder::spawn::{{closure}}::hd5ef051a94204e25
Sep 01 23:30:54.879 INFO kablam!                                at /checkout/src/libstd/thread/mod.rs:408
Sep 01 23:30:54.879 INFO kablam!   29:     0x7f67998342ef - <F as alloc::boxed::FnBox<A>>::call_box::h7a0351d51c731c5f
Sep 01 23:30:54.879 INFO kablam!                                at /checkout/src/liballoc/boxed.rs:646
Sep 01 23:30:54.879 INFO kablam!   30:     0x7f67a9ea6d3a - std::sys_common::thread::start_thread::h68936c21b85ae23b
Sep 01 23:30:54.880 INFO kablam!                                at /checkout/src/liballoc/boxed.rs:656
Sep 01 23:30:54.880 INFO kablam!                                at libstd/sys_common/thread.rs:24
Sep 01 23:30:54.880 INFO kablam!   31:     0x7f67a9e7a025 - std::sys::unix::thread::Thread::new::thread_start::hfb2859da3fb45e71
Sep 01 23:30:54.880 INFO kablam!                                at libstd/sys/unix/thread.rs:90
Sep 01 23:30:54.880 INFO kablam!   32:     0x7f67a40b96b9 - start_thread
Sep 01 23:30:54.881 INFO kablam!   33:     0x7f67a9b6041c - clone
Sep 01 23:30:54.881 INFO kablam!   34:                0x0 - <unknown>
Sep 01 23:30:54.881 INFO kablam! query stack during panic:
Sep 01 23:30:54.881 INFO kablam! end of query stack
Sep 01 23:31:09.883 INFO kablam!     Checking css-autoprefix v0.0.5 (file:///source)
Sep 01 23:31:15.061 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 31.03s
Sep 01 23:31:15.070 INFO kablam! su: No module specific data is present
Sep 01 23:31:15.558 INFO running `"docker" "rm" "-f" "635414fde2bbe33d8abdd4ed947cc234414be3633d530fe3c67da36e398dc07a"`
Sep 01 23:31:15.647 INFO blam! 635414fde2bbe33d8abdd4ed947cc234414be3633d530fe3c67da36e398dc07a