Aug 29 23:34:00.289 INFO checking verilated-0.1.1 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 29 23:34:00.289 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 29 23:34:00.289 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-0/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 23:34:00.463 INFO blam! 040e586a0f791d53c0e1b809c6cab18e03c16bd7bb1980cc1112b75c8e9d673f
Aug 29 23:34:00.465 INFO running `"docker" "start" "-a" "040e586a0f791d53c0e1b809c6cab18e03c16bd7bb1980cc1112b75c8e9d673f"`
Aug 29 23:34:01.032 INFO kablam!    Compiling verilator v0.1.1
Aug 29 23:34:01.522 INFO kablam!    Compiling verilated v0.1.1 (file:///source)
Aug 29 23:34:02.305 INFO kablam! error: failed to run custom build command for `verilated v0.1.1 (file:///source)`
Aug 29 23:34:02.305 INFO kablam! process didn't exit successfully: `/target/debug/build/verilated-1c3561be20354c5b/build-script-build` (exit code: 101)
Aug 29 23:34:02.305 INFO kablam! --- stderr
Aug 29 23:34:02.305 INFO kablam! thread 'main' panicked at '
Aug 29 23:34:02.305 INFO kablam! Failed to find `${VERILATOR_ROOT}`.  Please set `VERILATOR_ROOT` environment variable or ensure `verilator` is in `PATH`.
Aug 29 23:34:02.305 INFO kablam! 
Aug 29 23:34:02.305 INFO kablam! build script failed, must exit now', build.rs:16:5
Aug 29 23:34:02.305 INFO kablam! stack backtrace:
Aug 29 23:34:02.305 INFO kablam!    0:     0x55e57b53fd1e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h2e24c3aef5ef21db
Aug 29 23:34:02.305 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Aug 29 23:34:02.305 INFO kablam!    1:     0x55e57b52fbb6 - std::sys_common::backtrace::print::hc5f2ea19f5e117e2
Aug 29 23:34:02.305 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Aug 29 23:34:02.305 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Aug 29 23:34:02.305 INFO kablam!    2:     0x55e57b52df6d - std::panicking::default_hook::{{closure}}::h708048e2809fc48c
Aug 29 23:34:02.305 INFO kablam!                                at libstd/panicking.rs:211
Aug 29 23:34:02.305 INFO kablam!    3:     0x55e57b52dce0 - std::panicking::default_hook::h6b6759214d380e57
Aug 29 23:34:02.306 INFO kablam!                                at libstd/panicking.rs:227
Aug 29 23:34:02.306 INFO kablam!    4:     0x55e57b52e5dc - std::panicking::rust_panic_with_hook::h1e37970c6180beb4
Aug 29 23:34:02.306 INFO kablam!                                at libstd/panicking.rs:477
Aug 29 23:34:02.306 INFO kablam!    5:     0x55e57b52e1d9 - std::panicking::continue_panic_fmt::hce97aa0d82e066bf
Aug 29 23:34:02.306 INFO kablam!                                at libstd/panicking.rs:391
Aug 29 23:34:02.306 INFO kablam!    6:     0x55e57b52e13d - std::panicking::begin_panic_fmt::hab536f3ed9ac13f8
Aug 29 23:34:02.306 INFO kablam!                                at libstd/panicking.rs:346
Aug 29 23:34:02.306 INFO kablam!    7:     0x55e57b4b6f51 - build_script_build::fail::h8863c24c88ff6d49
Aug 29 23:34:02.306 INFO kablam!                                at /source/build.rs:16
Aug 29 23:34:02.306 INFO kablam!    8:     0x55e57b4b6fdd - build_script_build::main::ha7464fca8d22644e
Aug 29 23:34:02.306 INFO kablam!                                at /source/build.rs:71
Aug 29 23:34:02.306 INFO kablam!    9:     0x55e57b4b899f - std::rt::lang_start::{{closure}}::hbb30b151b0db3c2e
Aug 29 23:34:02.306 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Aug 29 23:34:02.306 INFO kablam!   10:     0x55e57b52e072 - std::panicking::try::do_call::h34654e345c0ff9fc
Aug 29 23:34:02.306 INFO kablam!                                at libstd/rt.rs:59
Aug 29 23:34:02.306 INFO kablam!                                at libstd/panicking.rs:310
Aug 29 23:34:02.306 INFO kablam!   11:     0x55e57b551c09 - __rust_maybe_catch_panic
Aug 29 23:34:02.306 INFO kablam!                                at libpanic_unwind/lib.rs:102
Aug 29 23:34:02.306 INFO kablam!   12:     0x55e57b53b495 - std::rt::lang_start_internal::h0b4f47076f8cba18
Aug 29 23:34:02.306 INFO kablam!                                at libstd/panicking.rs:289
Aug 29 23:34:02.306 INFO kablam!                                at libstd/panic.rs:392
Aug 29 23:34:02.306 INFO kablam!                                at libstd/rt.rs:58
Aug 29 23:34:02.306 INFO kablam!   13:     0x55e57b4b8977 - std::rt::lang_start::h05be341d0afbf931
Aug 29 23:34:02.306 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Aug 29 23:34:02.306 INFO kablam!   14:     0x55e57b4b7a29 - main
Aug 29 23:34:02.306 INFO kablam!   15:     0x7fdda6bf082f - __libc_start_main
Aug 29 23:34:02.307 INFO kablam!   16:     0x55e57b4b58c8 - _start
Aug 29 23:34:02.307 INFO kablam!   17:                0x0 - <unknown>
Aug 29 23:34:02.307 INFO kablam! 
Aug 29 23:34:02.308 INFO kablam! su: No module specific data is present
Aug 29 23:34:02.658 INFO running `"docker" "rm" "-f" "040e586a0f791d53c0e1b809c6cab18e03c16bd7bb1980cc1112b75c8e9d673f"`
Aug 29 23:34:02.752 INFO blam! 040e586a0f791d53c0e1b809c6cab18e03c16bd7bb1980cc1112b75c8e9d673f