[INFO] fetching crate narvie-processor 0.3.3...
[INFO] checking narvie-processor-0.3.3 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate narvie-processor 0.3.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate narvie-processor 0.3.3
[INFO] finished tweaking crates.io crate narvie-processor 0.3.3
[INFO] tweaked toml for crates.io crate narvie-processor 0.3.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate narvie-processor 0.3.3 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66795b776baaf17cdda1c9c466a9efce87020a577a0877e22faac42b4c374b98
[INFO] running `Command { std: "docker" "start" "-a" "66795b776baaf17cdda1c9c466a9efce87020a577a0877e22faac42b4c374b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66795b776baaf17cdda1c9c466a9efce87020a577a0877e22faac42b4c374b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66795b776baaf17cdda1c9c466a9efce87020a577a0877e22faac42b4c374b98", kill_on_drop: false }`
[INFO] [stdout] 66795b776baaf17cdda1c9c466a9efce87020a577a0877e22faac42b4c374b98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95db50261bb06cd675b42e74f65cf1207b0e8ab270b656b9f33297671ed52d49
[INFO] running `Command { std: "docker" "start" "-a" "95db50261bb06cd675b42e74f65cf1207b0e8ab270b656b9f33297671ed52d49", kill_on_drop: false }`
[INFO] [stderr]    Compiling narvie-processor v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `narvie-processor v0.3.3 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/narvie-processor-5baf99d1b7859b67/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   verilator \
[INFO] [stderr]   	-Wall \
[INFO] [stderr]   	--cc /opt/rustwide/workdir/simulator-src/top_sim.v /opt/rustwide/workdir/sail/verilog/mux2to1.v		/opt/rustwide/workdir/sail/verilog/alu_control.v /opt/rustwide/workdir/sail/verilog/pipeline_registers.v	/opt/rustwide/workdir/sail/verilog/alu.v /opt/rustwide/workdir/sail/verilog/program_counter.v	/opt/rustwide/workdir/sail/verilog/branch_decide.v /opt/rustwide/workdir/sail/verilog/forwarding_unit.v	/opt/rustwide/workdir/sail/verilog/branch_predictor.v /opt/rustwide/workdir/sail/verilog/imm_gen.v		/opt/rustwide/workdir/sail/verilog/control_unit.v /opt/rustwide/workdir/sail/verilog/adder.v			/opt/rustwide/workdir/sail/verilog/CSR_iCE40UP5K.v /opt/rustwide/workdir/sail/verilog/dataMem_mask_gen.v			/opt/rustwide/workdir/peripherals/uart-tx/baudgen_tx.v			/opt/rustwide/workdir/peripherals/uart-tx/uart_tx.v /opt/rustwide/workdir/peripherals/uart-rx/baudgen_rx.v			/opt/rustwide/workdir/peripherals/uart-rx/uart_rx.v /opt/rustwide/workdir/narvie-verilog/cpu.v			/opt/rustwide/workdir/narvie-verilog/rx_instruction.v /opt/rustwide/workdir/narvie-verilog/main.v		/opt/rustwide/workdir/narvie-verilog/uart_regfile.v /opt/rustwide/workdir/narvie-verilog/data_memory_iCE40UP5K.v /opt/rustwide/workdir/sail/config.vlt \
[INFO] [stderr]   	-I/opt/rustwide/workdir/peripherals/uart-rx \
[INFO] [stderr]   	--prefix Vnarvie \
[INFO] [stderr]   	--cc /opt/rustwide/workdir/simulator-src/main.cpp /opt/rustwide/workdir/simulator-src/testbench.cpp /opt/rustwide/workdir/simulator-src/uartsim.cpp \
[INFO] [stderr]   	--exe \
[INFO] [stderr]   	-Mdir /opt/rustwide/target/debug/build/narvie-processor-3c8922feeeb1d544/out \
[INFO] [stderr]   	-CFLAGS "-std=c++11 -g -O3 -fPIC -Wall -Werror"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   /bin/sh: 1: verilator: not found
[INFO] [stderr]   make: *** [Makefile:48: /opt/rustwide/target/debug/build/narvie-processor-3c8922feeeb1d544/out/libvnarvie.a] Error 127
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at build.rs:18:5:
[INFO] [stderr]   assertion failed: output.status.success()
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x62543ee6b742 - std::backtrace_rs::backtrace::libunwind::trace::h35697ee4eba130ce
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x62543ee6b742 - std::backtrace_rs::backtrace::trace_unsynchronized::h821d82358390ef61
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x62543ee6b742 - std::sys::backtrace::_print_fmt::h9158bc717d508a77
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x62543ee6b742 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5ed0d80c0838d532
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x62543ee8afd3 - core::fmt::rt::Argument::fmt::h1fe7174bba1b124b
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x62543ee8afd3 - core::fmt::write::hb2c60dfec63532e6
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x62543ee68f63 - std::io::default_write_fmt::h6bc575c69608f4bf
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x62543ee68f63 - std::io::Write::write_fmt::h7d885d72495c944f
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x62543ee6b592 - std::sys::backtrace::BacktraceLock::print::h4bc25f9b1002918e
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x62543ee6c613 - std::panicking::default_hook::{{closure}}::h692acb67e5838edc
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x62543ee6c3f5 - std::panicking::default_hook::h6d7f5243a6b747a3
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x62543ee6cee5 - std::panicking::rust_panic_with_hook::hb10a8b2fbcdc8429
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x62543ee6cd46 - std::panicking::begin_panic_handler::{{closure}}::hba6753e2258c3ca5
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panicking.rs:699:13
[INFO] [stderr]     13:     0x62543ee6bc39 - std::sys::backtrace::__rust_end_short_backtrace::h2cb272d2e7861977
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x62543ee6ca0d - __rustc[eab4d5e6b70a8ffe]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x62543ee8a2a0 - core::panicking::panic_fmt::hf5fc61f5edac1f66
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x62543ee8a32c - core::panicking::panic::h4dcd106beee8ce1a
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/core/src/panicking.rs:145:5
[INFO] [stderr]     17:     0x62543ee4570f - build_script_build::main::h35666f9e560f51e7
[INFO] [stderr]     18:     0x62543ee41a63 - core::ops::function::FnOnce::call_once::h5e1dcacb4af8cc40
[INFO] [stderr]     19:     0x62543ee41736 - std::sys::backtrace::__rust_begin_short_backtrace::h282c7fc0cc1114da
[INFO] [stderr]     20:     0x62543ee41549 - std::rt::lang_start::{{closure}}::h54a4029508d0cbbe
[INFO] [stderr]     21:     0x62543ee656a0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h66ad6720703f8ea1
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     22:     0x62543ee656a0 - std::panicking::catch_unwind::do_call::he2b21b35195f1300
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panicking.rs:589:40
[INFO] [stderr]     23:     0x62543ee656a0 - std::panicking::catch_unwind::hc26ac766233d7e02
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panicking.rs:552:19
[INFO] [stderr]     24:     0x62543ee656a0 - std::panic::catch_unwind::h8b08d739cff46c9c
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x62543ee656a0 - std::rt::lang_start_internal::{{closure}}::h45fb10f5cf038da2
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x62543ee656a0 - std::panicking::catch_unwind::do_call::h9dd91bad151f329c
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panicking.rs:589:40
[INFO] [stderr]     27:     0x62543ee656a0 - std::panicking::catch_unwind::h4a013f3afc17f233
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panicking.rs:552:19
[INFO] [stderr]     28:     0x62543ee656a0 - std::panic::catch_unwind::h402a508eeeb80b75
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x62543ee656a0 - std::rt::lang_start_internal::h310eb6ed8a66b615
[INFO] [stderr]                                  at /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x62543ee41531 - std::rt::lang_start::h24313ea1b4170683
[INFO] [stderr]     31:     0x62543ee457d5 - main
[INFO] [stderr]     32:     0x7a17750c01ca - <unknown>
[INFO] [stderr]     33:     0x7a17750c028b - __libc_start_main
[INFO] [stderr]     34:     0x62543ee406e5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "95db50261bb06cd675b42e74f65cf1207b0e8ab270b656b9f33297671ed52d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95db50261bb06cd675b42e74f65cf1207b0e8ab270b656b9f33297671ed52d49", kill_on_drop: false }`
[INFO] [stdout] 95db50261bb06cd675b42e74f65cf1207b0e8ab270b656b9f33297671ed52d49
