[INFO] fetching crate verilated 0.1.1... [INFO] documenting verilated-0.1.1 against 1.46.0 for beta-1.47-rustdoc-1 [INFO] extracting crate verilated 0.1.1 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate verilated 0.1.1 on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate verilated 0.1.1 [INFO] finished tweaking crates.io crate verilated 0.1.1 [INFO] tweaked toml for crates.io crate verilated 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8986f28a9f037c9f94439efd9db056966422b4fb248de8731a69d373ccd69f4c [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" "8986f28a9f037c9f94439efd9db056966422b4fb248de8731a69d373ccd69f4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8986f28a9f037c9f94439efd9db056966422b4fb248de8731a69d373ccd69f4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8986f28a9f037c9f94439efd9db056966422b4fb248de8731a69d373ccd69f4c", kill_on_drop: false }` [INFO] [stdout] 8986f28a9f037c9f94439efd9db056966422b4fb248de8731a69d373ccd69f4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8daa8888d2e7cb9bb622aa8c76a164e01eae48bcb227e224fd61ad63ce33c7fb [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" "8daa8888d2e7cb9bb622aa8c76a164e01eae48bcb227e224fd61ad63ce33c7fb", kill_on_drop: false }` [INFO] [stderr] Compiling verilator v0.1.4 [INFO] [stderr] Compiling verilated v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `verilated v0.1.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/verilated-a2c765c4fad5f25e/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at ' [INFO] [stderr] Failed to find `${VERILATOR_ROOT}`. Please set `VERILATOR_ROOT` environment variable or ensure `verilator` is in `PATH`. [INFO] [stderr] [INFO] [stderr] build script failed, must exit now', build.rs:16:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5626da364f35 - backtrace::backtrace::libunwind::trace::h14d338b30b3ea0a7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x5626da364f35 - backtrace::backtrace::trace_unsynchronized::h73ea91d74a3fd67f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5626da364f35 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5626da364f35 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5626da3899cc - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x5626da360ee2 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x5626da367740 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5626da367740 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5626da367740 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x5626da36748c - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x5626da367d83 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x5626da36797b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x5626da3678eb - std::panicking::begin_panic_fmt::h905a6d44880d49ef [INFO] [stderr] at src/libstd/panicking.rs:391 [INFO] [stderr] 13: 0x5626da2e65d7 - build_script_build::fail::h965f51f679b37e96 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:16 [INFO] [stderr] 14: 0x5626da2e6642 - build_script_build::main::hd5654a82763ceae2 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:71 [INFO] [stderr] 15: 0x5626da2e8b9b - std::rt::lang_start::{{closure}}::hd6c9d7247aabb7a0 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 16: 0x5626da368153 - std::rt::lang_start_internal::{{closure}}::h5d3ea623498f5f43 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 17: 0x5626da368153 - std::panicking::try::do_call::hac65e71be769a440 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 18: 0x5626da368153 - std::panicking::try::hd4706e264bcf6712 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 19: 0x5626da368153 - std::panic::catch_unwind::h948a0fb4a8b3ee82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 20: 0x5626da368153 - std::rt::lang_start_internal::h72cc068ed2d0ac53 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 21: 0x5626da2e8b77 - std::rt::lang_start::he8bef1fcd5b4c52e [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 22: 0x5626da2e703a - main [INFO] [stderr] 23: 0x7f01410430b3 - __libc_start_main [INFO] [stderr] 24: 0x5626da2e519e - _start [INFO] [stderr] 25: 0x0 - [INFO] running `Command { std: "docker" "inspect" "8daa8888d2e7cb9bb622aa8c76a164e01eae48bcb227e224fd61ad63ce33c7fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8daa8888d2e7cb9bb622aa8c76a164e01eae48bcb227e224fd61ad63ce33c7fb", kill_on_drop: false }` [INFO] [stdout] 8daa8888d2e7cb9bb622aa8c76a164e01eae48bcb227e224fd61ad63ce33c7fb