[INFO] crate narvie-cli 0.3.4 is already in cache
[INFO] extracting crate narvie-cli 0.3.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/narvie-cli/0.3.4
[INFO] extracting crate narvie-cli 0.3.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/narvie-cli/0.3.4
[INFO] validating manifest of narvie-cli-0.3.4 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of narvie-cli-0.3.4 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing narvie-cli-0.3.4
[INFO] finished frobbing narvie-cli-0.3.4
[INFO] frobbed toml for narvie-cli-0.3.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/narvie-cli/0.3.4/Cargo.toml
[INFO] started frobbing narvie-cli-0.3.4
[INFO] finished frobbing narvie-cli-0.3.4
[INFO] frobbed toml for narvie-cli-0.3.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/narvie-cli/0.3.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing narvie-cli-0.3.4 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/narvie-cli/0.3.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 8ac55a4f4b72eeb0c0b48728415bd95589d77369f8cb0d9934129de5645d3c70
[INFO] running `"docker" "start" "-a" "8ac55a4f4b72eeb0c0b48728415bd95589d77369f8cb0d9934129de5645d3c70"`
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling narvie-processor v0.3.3
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling encode_unicode v0.3.5
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling bstr v0.2.6
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr] error: failed to run custom build command for `narvie-processor v0.3.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/narvie-processor-b4bb690bd183a199/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] verilator \
[INFO] [stderr] 	-Wall \
[INFO] [stderr] 	--cc /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/simulator-src/top_sim.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/mux2to1.v		/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/alu_control.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/pipeline_registers.v	/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/alu.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/program_counter.v	/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/branch_decide.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/forwarding_unit.v	/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/branch_predictor.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/imm_gen.v		/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/control_unit.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/adder.v			/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/CSR_iCE40UP5K.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/verilog/dataMem_mask_gen.v			/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/peripherals/uart-tx/baudgen_tx.v			/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/peripherals/uart-tx/uart_tx.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/peripherals/uart-rx/baudgen_rx.v			/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/peripherals/uart-rx/uart_rx.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/narvie-verilog/cpu.v			/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/narvie-verilog/rx_instruction.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/narvie-verilog/main.v		/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/narvie-verilog/uart_regfile.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/narvie-verilog/data_memory_iCE40UP5K.v /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/sail/config.vlt \
[INFO] [stderr] 	-I/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/peripherals/uart-rx \
[INFO] [stderr] 	--prefix Vnarvie \
[INFO] [stderr] 	--cc /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/simulator-src/main.cpp /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/simulator-src/testbench.cpp /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/simulator-src/uartsim.cpp \
[INFO] [stderr] 	--exe \
[INFO] [stderr] 	-Mdir /opt/crater/target/debug/build/narvie-processor-6857590b23b9350b/out \
[INFO] [stderr] 	-CFLAGS "-std=c++11 -g -O3 -fPIC -Wall -Werror"
[INFO] [stderr] Makefile:48: recipe for target '/opt/crater/target/debug/build/narvie-processor-6857590b23b9350b/out/libvnarvie.a' failed
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] /bin/sh: 1: verilator: not found
[INFO] [stderr] make: *** [/opt/crater/target/debug/build/narvie-processor-6857590b23b9350b/out/libvnarvie.a] Error 127
[INFO] [stderr] thread 'main' panicked at 'assertion failed: output.status.success()', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/build.rs:18:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x564dadcf2753 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x564dadcee37b - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x564dadcf1566 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x564dadcf12f9 - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x564dadcf1bbf - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x564dadcdc033 - std::panicking::begin_panic::hc8109d8168934b84
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408
[INFO] [stderr]    6:     0x564dadce16ee - build_script_build::main::hffbe29b2fd47f882
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/narvie-processor-0.3.3/build.rs:18
[INFO] [stderr]    7:     0x564dadcdc6ef - std::rt::lang_start::{{closure}}::hbe522cd567dea8ba
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]    8:     0x564dadcf1612 - std::panicking::try::do_call::hc3d8373a0b215f51
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]    9:     0x564dadcf7ce9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   10:     0x564dadcf20cc - std::rt::lang_start_internal::he5218c8b95d395f2
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   11:     0x564dadcdc6c8 - std::rt::lang_start::h2ff8436ae102bb70
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x564dadce1849 - main
[INFO] [stderr]   13:     0x7faff2c802e0 - __libc_start_main
[INFO] [stderr]   14:     0x564dadcd8659 - _start
[INFO] [stderr]   15:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "8ac55a4f4b72eeb0c0b48728415bd95589d77369f8cb0d9934129de5645d3c70"`
[INFO] running `"docker" "rm" "-f" "8ac55a4f4b72eeb0c0b48728415bd95589d77369f8cb0d9934129de5645d3c70"`
[INFO] [stdout] 8ac55a4f4b72eeb0c0b48728415bd95589d77369f8cb0d9934129de5645d3c70