[INFO] fetching crate narvie-processor 0.3.3...
[INFO] documenting narvie-processor-0.3.3 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate narvie-processor 0.3.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate narvie-processor 0.3.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7adde06f0fc4a8c78dd042e0619589344f9d37b38dac2ce572ebeb16bae574c2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7adde06f0fc4a8c78dd042e0619589344f9d37b38dac2ce572ebeb16bae574c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7adde06f0fc4a8c78dd042e0619589344f9d37b38dac2ce572ebeb16bae574c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7adde06f0fc4a8c78dd042e0619589344f9d37b38dac2ce572ebeb16bae574c2", kill_on_drop: false }`
[INFO] [stdout] 7adde06f0fc4a8c78dd042e0619589344f9d37b38dac2ce572ebeb16bae574c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e531feefac83b551610ad1e9f7e617523989425687ee9bf1ad5081f177f74abe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e531feefac83b551610ad1e9f7e617523989425687ee9bf1ad5081f177f74abe", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `narvie-processor` in package `narvie-processor v0.3.3 (/opt/rustwide/workdir)` has the same output filename as the lib target `narvie_processor` in package `narvie-processor v0.3.3 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/narvie_processor/index.html
[INFO] [stderr] The output filenames should be unique.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.47.0 (f3c7e066a 2020-08-28) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "narvie-processor", version: "0.3.3", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { name: "narvie-processor", doc: true, ..: with_path("/opt/rustwide/workdir/simulator-src/main.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "narvie-processor", version: "0.3.3", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { ..: lib_target("narvie_processor", ["lib"], "/opt/rustwide/workdir/simulator-src/lib.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] }
[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] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/narvie-processor-7f63ada6e98c74e9/build-script-build` (exit code: 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-276af1b08c85ac73/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-276af1b08c85ac73/out/libvnarvie.a] Error 127
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: output.status.success()', build.rs:18:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x559f8fc7aec0 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x559f8fc7aec0 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x559f8fc7aec0 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x559f8fc7aec0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x559f8fc9857c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]      5:     0x559f8fc78857 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]      6:     0x559f8fc7cf90 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x559f8fc7cf90 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x559f8fc7cf90 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x559f8fc7ccdc - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x559f8fc7d5f3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x559f8fc61608 - std::panicking::begin_panic::{{closure}}::h37024f0223b32793
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:498
[INFO] [stderr]     12:     0x559f8fc5ad28 - std::sys_common::backtrace::__rust_end_short_backtrace::h2fc9dc32fdc1c853
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x559f8fc61533 - std::panicking::begin_panic::hb65825623b2949b8
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:497
[INFO] [stderr]     14:     0x559f8fc62813 - build_script_build::main::h22e95a833fe94acb
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:18
[INFO] [stderr]     15:     0x559f8fc5c33b - core::ops::function::FnOnce::call_once::he5166d9f8b203e89
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]     16:     0x559f8fc5ad5e - std::sys_common::backtrace::__rust_begin_short_backtrace::h63197e1ff5b0efc0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     17:     0x559f8fc5e571 - std::rt::lang_start::{{closure}}::h273719f1071d71c0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:66
[INFO] [stderr]     18:     0x559f8fc7d9f1 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stderr]     19:     0x559f8fc7d9f1 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]     20:     0x559f8fc7d9f1 - std::panicking::try::h6311c259678e50fc
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]     21:     0x559f8fc7d9f1 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]     22:     0x559f8fc7d9f1 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stderr]     23:     0x559f8fc5e547 - std::rt::lang_start::h4b56739c3cb2111f
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:65
[INFO] [stderr]     24:     0x559f8fc6291a - main
[INFO] [stderr]     25:     0x7f226ca7d0b3 - __libc_start_main
[INFO] [stderr]     26:     0x559f8fc580ae - _start
[INFO] [stderr]     27:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "e531feefac83b551610ad1e9f7e617523989425687ee9bf1ad5081f177f74abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e531feefac83b551610ad1e9f7e617523989425687ee9bf1ad5081f177f74abe", kill_on_drop: false }`
[INFO] [stdout] e531feefac83b551610ad1e9f7e617523989425687ee9bf1ad5081f177f74abe
