[INFO] fetching crate verilated 0.1.2... [INFO] documenting verilated-0.1.2 against nightly for scrape-examples [INFO] extracting crate verilated 0.1.2 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate verilated 0.1.2 on toolchain nightly [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate verilated 0.1.2 [INFO] finished tweaking crates.io crate verilated 0.1.2 [INFO] tweaked toml for crates.io crate verilated 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded verilator v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b19fed047a8faa6ec31e59231dd00f4505ddb1363f8ea504e02045189c0d217f [INFO] running `Command { std: "docker" "start" "-a" "b19fed047a8faa6ec31e59231dd00f4505ddb1363f8ea504e02045189c0d217f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b19fed047a8faa6ec31e59231dd00f4505ddb1363f8ea504e02045189c0d217f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b19fed047a8faa6ec31e59231dd00f4505ddb1363f8ea504e02045189c0d217f", kill_on_drop: false }` [INFO] [stdout] b19fed047a8faa6ec31e59231dd00f4505ddb1363f8ea504e02045189c0d217f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c3ba8d4182fc631de02a4c59f17ad35d53adbc501aec1adb1c53c5b4e66db65 [INFO] running `Command { std: "docker" "start" "-a" "3c3ba8d4182fc631de02a4c59f17ad35d53adbc501aec1adb1c53c5b4e66db65", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling cc v1.0.77 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Compiling regex v1.7.0 [INFO] [stderr] Compiling verilator v0.1.6 [INFO] [stderr] Compiling verilated v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `verilated v0.1.2 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/verilated-b42aa22ecca7da40/build-script-build` (exit status: 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:17:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55d68ff11d5a - std::backtrace_rs::backtrace::libunwind::trace::h3bfe63c4aecfa0e2 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x55d68ff11d5a - std::backtrace_rs::backtrace::trace_unsynchronized::h978c02637c6cb8f9 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55d68ff11d5a - std::sys_common::backtrace::_print_fmt::h86a708dcb1665377 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:65:5 [INFO] [stderr] 3: 0x55d68ff11d5a - ::fmt::hdbf89765373fb801 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x55d68ff31e0e - core::fmt::write::hbf11a3bb4e6d2aba [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/fmt/mod.rs:1208:17 [INFO] [stderr] 5: 0x55d68ff0e335 - std::io::Write::write_fmt::hd68261eacc348bbd [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/io/mod.rs:1682:15 [INFO] [stderr] 6: 0x55d68ff11b25 - std::sys_common::backtrace::_print::ha8e375b58cdeca4a [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 7: 0x55d68ff11b25 - std::sys_common::backtrace::print::he3086c07df1167ca [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 8: 0x55d68ff134af - std::panicking::default_hook::{{closure}}::h0c12a9095c948e43 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:267:22 [INFO] [stderr] 9: 0x55d68ff131eb - std::panicking::default_hook::h1ae5478ad617eb24 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:286:9 [INFO] [stderr] 10: 0x55d68ff13bbc - std::panicking::rust_panic_with_hook::h63a24f957ccb5d93 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:688:13 [INFO] [stderr] 11: 0x55d68ff13959 - std::panicking::begin_panic_handler::{{closure}}::h1499194b322f3b28 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:579:13 [INFO] [stderr] 12: 0x55d68ff1220c - std::sys_common::backtrace::__rust_end_short_backtrace::h5569dab7b5c29ca8 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:137:18 [INFO] [stderr] 13: 0x55d68ff13662 - rust_begin_unwind [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:575:5 [INFO] [stderr] 14: 0x55d68fceeb13 - core::panicking::panic_fmt::h81b99a9e904184d4 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/panicking.rs:64:14 [INFO] [stderr] 15: 0x55d68fcf142f - build_script_build::fail::h6042b62e650d568d [INFO] [stderr] at /opt/rustwide/workdir/build.rs:17:5 [INFO] [stderr] 16: 0x55d68fcf14de - build_script_build::main::h257c4fc7a4249638 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:81:9 [INFO] [stderr] 17: 0x55d68fcf04fb - core::ops::function::FnOnce::call_once::hb6de0ff1b1727578 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/ops/function.rs:507:5 [INFO] [stderr] 18: 0x55d68fcf025e - std::sys_common::backtrace::__rust_begin_short_backtrace::hb9d7b8fa6e9d39bb [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:121:18 [INFO] [stderr] 19: 0x55d68fcf0951 - std::rt::lang_start::{{closure}}::h2774f4f95c24454d [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:166:18 [INFO] [stderr] 20: 0x55d68ff0a78c - core::ops::function::impls:: for &F>::call_once::h78c42ac725efa1cf [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/ops/function.rs:606:13 [INFO] [stderr] 21: 0x55d68ff0a78c - std::panicking::try::do_call::he9c2e2d3c1d542c9 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:483:40 [INFO] [stderr] 22: 0x55d68ff0a78c - std::panicking::try::h1c6aa5d0fbd926ce [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:447:19 [INFO] [stderr] 23: 0x55d68ff0a78c - std::panic::catch_unwind::h8c18c387443a8343 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panic.rs:137:14 [INFO] [stderr] 24: 0x55d68ff0a78c - std::rt::lang_start_internal::{{closure}}::h121da69a0c637bbc [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:148:48 [INFO] [stderr] 25: 0x55d68ff0a78c - std::panicking::try::do_call::h02c50a2227007615 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:483:40 [INFO] [stderr] 26: 0x55d68ff0a78c - std::panicking::try::h2e22346eb385c3b2 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:447:19 [INFO] [stderr] 27: 0x55d68ff0a78c - std::panic::catch_unwind::hba27888842669aa2 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panic.rs:137:14 [INFO] [stderr] 28: 0x55d68ff0a78c - std::rt::lang_start_internal::hfeb0a6ef3b443c94 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:148:20 [INFO] [stderr] 29: 0x55d68fcf092a - std::rt::lang_start::h321d0cea8cbed1f6 [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:165:17 [INFO] [stderr] 30: 0x55d68fcf228e - main [INFO] [stderr] 31: 0x7f450079e083 - __libc_start_main [INFO] [stderr] 32: 0x55d68fcef12e - _start [INFO] [stderr] 33: 0x0 - [INFO] running `Command { std: "docker" "inspect" "3c3ba8d4182fc631de02a4c59f17ad35d53adbc501aec1adb1c53c5b4e66db65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c3ba8d4182fc631de02a4c59f17ad35d53adbc501aec1adb1c53c5b4e66db65", kill_on_drop: false }` [INFO] [stdout] 3c3ba8d4182fc631de02a4c59f17ad35d53adbc501aec1adb1c53c5b4e66db65