Aug 01 19:19:59.679 INFO checking verilated-0.1.1 against 1.27.2 for lazy_static-1
Aug 01 19:19:59.679 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:19:59.679 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:19:59.679 INFO running `"docker" "create" "-v" "/tmp/crater.QRD5Gjoa5X0o:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 19:19:59.928 INFO blam! 706f977212d34d4e50b80fb656b6bf5dde988355a9c49aa09967f6a64e67c936
Aug 01 19:19:59.930 INFO running `"docker" "start" "-a" "706f977212d34d4e50b80fb656b6bf5dde988355a9c49aa09967f6a64e67c936"`
Aug 01 19:20:00.912 INFO kablam!    Compiling verilator v0.1.1
Aug 01 19:20:01.923 INFO kablam!    Compiling verilated v0.1.1 (file:///source)
Aug 01 19:20:03.379 INFO kablam! error: failed to run custom build command for `verilated v0.1.1 (file:///source)`
Aug 01 19:20:03.379 INFO kablam! process didn't exit successfully: `/target/debug/build/verilated-4f7549380f0e79b5/build-script-build` (exit code: 101)
Aug 01 19:20:03.379 INFO kablam! --- stderr
Aug 01 19:20:03.379 INFO kablam! thread 'main' panicked at '
Aug 01 19:20:03.379 INFO kablam! Failed to find `${VERILATOR_ROOT}`.  Please set `VERILATOR_ROOT` environment variable or ensure `verilator` is in `PATH`.
Aug 01 19:20:03.379 INFO kablam! 
Aug 01 19:20:03.379 INFO kablam! build script failed, must exit now', build.rs:16:5
Aug 01 19:20:03.379 INFO kablam! stack backtrace:
Aug 01 19:20:03.379 INFO kablam!    0:     0x5559e4231a6e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hd95e7c7781a77231
Aug 01 19:20:03.379 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Aug 01 19:20:03.379 INFO kablam!    1:     0x5559e423a376 - std::sys_common::backtrace::print::h5c2c751288aab677
Aug 01 19:20:03.379 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Aug 01 19:20:03.379 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Aug 01 19:20:03.379 INFO kablam!    2:     0x5559e4220f6b - std::panicking::default_hook::{{closure}}::h613226a9bb10326e
Aug 01 19:20:03.379 INFO kablam!                                at libstd/panicking.rs:211
Aug 01 19:20:03.379 INFO kablam!    3:     0x5559e4220c43 - std::panicking::default_hook::h8250355a3b9c55df
Aug 01 19:20:03.379 INFO kablam!                                at libstd/panicking.rs:227
Aug 01 19:20:03.379 INFO kablam!    4:     0x5559e422158e - std::panicking::rust_panic_with_hook::h6617a62274b53c0e
Aug 01 19:20:03.379 INFO kablam!                                at libstd/panicking.rs:463
Aug 01 19:20:03.379 INFO kablam!    5:     0x5559e422112c - std::panicking::begin_panic_fmt::hc7dc6580ccb0884f
Aug 01 19:20:03.379 INFO kablam!                                at libstd/panicking.rs:350
Aug 01 19:20:03.379 INFO kablam!    6:     0x5559e41b0101 - build_script_build::fail::hb1c6dbd31d16089f
Aug 01 19:20:03.379 INFO kablam!                                at /source/build.rs:16
Aug 01 19:20:03.379 INFO kablam!    7:     0x5559e41b017e - build_script_build::main::h82549e3f527fafd8
Aug 01 19:20:03.379 INFO kablam!                                at /source/build.rs:71
Aug 01 19:20:03.379 INFO kablam!    8:     0x5559e41b11ef - std::rt::lang_start::{{closure}}::h3b39e596dba3a1e5
Aug 01 19:20:03.379 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Aug 01 19:20:03.379 INFO kablam!    9:     0x5559e4221072 - std::panicking::try::do_call::h64129d2b0e54f3b8
Aug 01 19:20:03.379 INFO kablam!                                at libstd/rt.rs:59
Aug 01 19:20:03.379 INFO kablam!                                at libstd/panicking.rs:310
Aug 01 19:20:03.379 INFO kablam!   10:     0x5559e42413f9 - __rust_maybe_catch_panic
Aug 01 19:20:03.380 INFO kablam!                                at libpanic_unwind/lib.rs:105
Aug 01 19:20:03.380 INFO kablam!   11:     0x5559e4229eb5 - std::rt::lang_start_internal::h6264a91317866dd6
Aug 01 19:20:03.380 INFO kablam!                                at libstd/panicking.rs:289
Aug 01 19:20:03.380 INFO kablam!                                at libstd/panic.rs:374
Aug 01 19:20:03.380 INFO kablam!                                at libstd/rt.rs:58
Aug 01 19:20:03.380 INFO kablam!   12:     0x5559e41b11c7 - std::rt::lang_start::h580678e9b4641b55
Aug 01 19:20:03.380 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Aug 01 19:20:03.380 INFO kablam!   13:     0x5559e41b0b9c - main
Aug 01 19:20:03.380 INFO kablam!   14:     0x7fd09182082f - __libc_start_main
Aug 01 19:20:03.380 INFO kablam!   15:     0x5559e41aeb08 - _start
Aug 01 19:20:03.380 INFO kablam!   16:                0x0 - <unknown>
Aug 01 19:20:03.382 INFO kablam! 
Aug 01 19:20:03.384 INFO kablam! su: No module specific data is present
Aug 01 19:20:03.881 INFO running `"docker" "rm" "-f" "706f977212d34d4e50b80fb656b6bf5dde988355a9c49aa09967f6a64e67c936"`
Aug 01 19:20:04.062 INFO blam! 706f977212d34d4e50b80fb656b6bf5dde988355a9c49aa09967f6a64e67c936