Sep 03 23:08:05.481 INFO checking verilated-0.1.1 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 03 23:08:05.481 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 03 23:08:05.481 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 23:08:05.646 INFO blam! b7b0295c727037dbba1fdb805955067db12654bf2b58259dd874ac7f204339ce
Sep 03 23:08:05.648 INFO running `"docker" "start" "-a" "b7b0295c727037dbba1fdb805955067db12654bf2b58259dd874ac7f204339ce"`
Sep 03 23:08:06.406 INFO kablam!    Compiling verilator v0.1.1
Sep 03 23:08:07.024 INFO kablam!    Compiling verilated v0.1.1 (file:///source)
Sep 03 23:08:07.841 INFO kablam! error: failed to run custom build command for `verilated v0.1.1 (file:///source)`
Sep 03 23:08:07.841 INFO kablam! process didn't exit successfully: `/target/debug/build/verilated-bfc8ce15d6d77ec1/build-script-build` (exit code: 101)
Sep 03 23:08:07.841 INFO kablam! --- stderr
Sep 03 23:08:07.841 INFO kablam! thread 'main' panicked at '
Sep 03 23:08:07.841 INFO kablam! Failed to find `${VERILATOR_ROOT}`.  Please set `VERILATOR_ROOT` environment variable or ensure `verilator` is in `PATH`.
Sep 03 23:08:07.841 INFO kablam! 
Sep 03 23:08:07.841 INFO kablam! build script failed, must exit now', build.rs:16:5
Sep 03 23:08:07.841 INFO kablam! stack backtrace:
Sep 03 23:08:07.841 INFO kablam!    0:     0x55724a34992e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h583ed2894c1db4e8
Sep 03 23:08:07.841 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 03 23:08:07.841 INFO kablam!    1:     0x55724a339766 - std::sys_common::backtrace::print::hb03c547ea490e9e5
Sep 03 23:08:07.842 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 03 23:08:07.842 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 03 23:08:07.842 INFO kablam!    2:     0x55724a337b4d - std::panicking::default_hook::{{closure}}::h74db1dbb754bb61b
Sep 03 23:08:07.842 INFO kablam!                                at libstd/panicking.rs:211
Sep 03 23:08:07.842 INFO kablam!    3:     0x55724a3378c0 - std::panicking::default_hook::h00b2b50b7c826057
Sep 03 23:08:07.842 INFO kablam!                                at libstd/panicking.rs:227
Sep 03 23:08:07.842 INFO kablam!    4:     0x55724a3381bc - std::panicking::rust_panic_with_hook::h82a465b5cd0f7696
Sep 03 23:08:07.842 INFO kablam!                                at libstd/panicking.rs:477
Sep 03 23:08:07.842 INFO kablam!    5:     0x55724a337db9 - std::panicking::continue_panic_fmt::h176d70354b86e700
Sep 03 23:08:07.842 INFO kablam!                                at libstd/panicking.rs:391
Sep 03 23:08:07.842 INFO kablam!    6:     0x55724a337d1d - std::panicking::begin_panic_fmt::h9d5bd774fc112331
Sep 03 23:08:07.842 INFO kablam!                                at libstd/panicking.rs:346
Sep 03 23:08:07.842 INFO kablam!    7:     0x55724a2c0f61 - build_script_build::fail::h5be38d0a3339ae98
Sep 03 23:08:07.842 INFO kablam!                                at /source/build.rs:16
Sep 03 23:08:07.842 INFO kablam!    8:     0x55724a2c0feb - build_script_build::main::hd15f64604042f632
Sep 03 23:08:07.842 INFO kablam!                                at /source/build.rs:71
Sep 03 23:08:07.842 INFO kablam!    9:     0x55724a2c296f - std::rt::lang_start::{{closure}}::hedba5db67b3a74ff
Sep 03 23:08:07.842 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 03 23:08:07.843 INFO kablam!   10:     0x55724a337c52 - std::panicking::try::do_call::hd86a9acb4a664678
Sep 03 23:08:07.843 INFO kablam!                                at libstd/rt.rs:59
Sep 03 23:08:07.843 INFO kablam!                                at libstd/panicking.rs:310
Sep 03 23:08:07.843 INFO kablam!   11:     0x55724a35b7f9 - __rust_maybe_catch_panic
Sep 03 23:08:07.843 INFO kablam!                                at libpanic_unwind/lib.rs:103
Sep 03 23:08:07.843 INFO kablam!   12:     0x55724a345085 - std::rt::lang_start_internal::h8264bc6ad8e6b565
Sep 03 23:08:07.843 INFO kablam!                                at libstd/panicking.rs:289
Sep 03 23:08:07.843 INFO kablam!                                at libstd/panic.rs:392
Sep 03 23:08:07.843 INFO kablam!                                at libstd/rt.rs:58
Sep 03 23:08:07.843 INFO kablam!   13:     0x55724a2c2947 - std::rt::lang_start::h6bf15bb4c591871a
Sep 03 23:08:07.843 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 03 23:08:07.843 INFO kablam!   14:     0x55724a2c19f9 - main
Sep 03 23:08:07.843 INFO kablam!   15:     0x7eff06c5982f - __libc_start_main
Sep 03 23:08:07.843 INFO kablam!   16:     0x55724a2bf8d8 - _start
Sep 03 23:08:07.843 INFO kablam!   17:                0x0 - <unknown>
Sep 03 23:08:07.843 INFO kablam! 
Sep 03 23:08:07.843 INFO kablam! su: No module specific data is present
Sep 03 23:08:08.185 INFO running `"docker" "rm" "-f" "b7b0295c727037dbba1fdb805955067db12654bf2b58259dd874ac7f204339ce"`
Sep 03 23:08:08.282 INFO blam! b7b0295c727037dbba1fdb805955067db12654bf2b58259dd874ac7f204339ce