[INFO] cloning repository https://github.com/jkelleyrtp/comparch_labs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jkelleyrtp/comparch_labs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkelleyrtp%2Fcomparch_labs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkelleyrtp%2Fcomparch_labs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 200a7e80af326d325a30dd97694370115a94964c [INFO] checking jkelleyrtp/comparch_labs against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkelleyrtp%2Fcomparch_labs" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jkelleyrtp/comparch_labs on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jkelleyrtp/comparch_labs [INFO] finished tweaking git repo https://github.com/jkelleyrtp/comparch_labs [INFO] tweaked toml for git repo https://github.com/jkelleyrtp/comparch_labs written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/jkelleyrtp/comparch_labs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/yewstack/yew/` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded js-sys v0.3.33 [INFO] [stderr] Downloaded wasm-bindgen-webidl v0.2.56 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.6 [INFO] [stderr] Downloaded anyhow v1.0.25 [INFO] [stderr] Downloaded web-sys v0.3.33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec205ebd9ef7d158ae99bf6c0d4664d7e6a09896a60d6dcf17e945031472f73f [INFO] running `Command { std: "docker" "start" "-a" "ec205ebd9ef7d158ae99bf6c0d4664d7e6a09896a60d6dcf17e945031472f73f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec205ebd9ef7d158ae99bf6c0d4664d7e6a09896a60d6dcf17e945031472f73f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec205ebd9ef7d158ae99bf6c0d4664d7e6a09896a60d6dcf17e945031472f73f", kill_on_drop: false }` [INFO] [stdout] ec205ebd9ef7d158ae99bf6c0d4664d7e6a09896a60d6dcf17e945031472f73f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51606cc8670ef2aec6f93846bb213570f3a711dc12baab37d6175009eddcccf3 [INFO] running `Command { std: "docker" "start" "-a" "51606cc8670ef2aec6f93846bb213570f3a711dc12baab37d6175009eddcccf3", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.5 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling openssl v0.10.26 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling base-x v0.2.6 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Compiling yew v0.10.1 (https://github.com/yewstack/yew/#72ca3bb7) [INFO] [stderr] Checking discard v1.0.4 [INFO] [stderr] Compiling boolinator v2.4.0 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking anymap v0.12.1 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling yew-macro v0.10.1 (https://github.com/yewstack/yew/#72ca3bb7) [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling stdweb v0.4.20 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling openssl-sys v0.9.53 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking sha-1 v0.8.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Compiling verilator v0.1.3 (/opt/rustwide/workdir/rust/backend/verilator) [INFO] [stdout] warning: field is never read: `target` [INFO] [stdout] --> rust/backend/verilator/src/module.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | target: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tungstenite v0.9.2 [INFO] [stderr] Checking verilated-module v0.1.1 (/opt/rustwide/workdir/rust/backend/verilated-module) [INFO] [stdout] warning: field is never read: `target` [INFO] [stdout] --> rust/backend/verilator/src/module.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | target: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `target` [INFO] [stdout] --> rust/backend/verilator/src/module.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | target: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling verilated v0.1.1 (/opt/rustwide/workdir/rust/backend/verilated) [INFO] [stderr] Compiling example v0.0.0 (/opt/rustwide/workdir/rust/backend/example) [INFO] [stderr] Compiling cpu_backend v0.1.0 (/opt/rustwide/workdir/rust/cpu_backend) [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] error: failed to run custom build command for `verilated v0.1.1 (/opt/rustwide/workdir/rust/backend/verilated)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/verilated-a857d3d20aba5c28/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', rust/backend/verilated/build.rs:16:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5577e20f4370 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5577e20f4370 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5577e20f4370 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5577e20f4370 - ::fmt::h767e17e1aa7df6a8 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5577e2113a7c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x5577e20f0bf5 - std::io::Write::write_fmt::h4c802b6f761026c1 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x5577e20f656b - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5577e20f656b - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5577e20f656b - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5577e20f6041 - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5577e20f6c11 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x5577e20f6717 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x5577e20f484c - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5577e20f6679 - rust_begin_unwind [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x5577e2080c3b - std::panicking::begin_panic_fmt::hdc39c0cc0031e534 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:457:5 [INFO] [stderr] 15: 0x5577e2083c23 - build_script_build::fail::hf19ab9acf1a9ec30 [INFO] [stderr] at /opt/rustwide/workdir/rust/backend/verilated/build.rs:16:5 [INFO] [stderr] 16: 0x5577e2083cdd - build_script_build::main::h064d69219b126e76 [INFO] [stderr] at /opt/rustwide/workdir/rust/backend/verilated/build.rs:71:9 [INFO] [stderr] 17: 0x5577e208326b - core::ops::function::FnOnce::call_once::hc8635e4f1d22ce39 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 18: 0x5577e208317e - std::sys_common::backtrace::__rust_begin_short_backtrace::h01972694aa632b93 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 19: 0x5577e2082e81 - std::rt::lang_start::{{closure}}::h04640cd599b842d9 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/rt.rs:49:18 [INFO] [stderr] 20: 0x5577e20f7109 - core::ops::function::impls:: for &F>::call_once::h04259e4a34d07c2f [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 21: 0x5577e20f7109 - std::panicking::try::do_call::hb8da45704d5cfbbf [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:401:40 [INFO] [stderr] 22: 0x5577e20f7109 - std::panicking::try::h4beadc19a78fec52 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:365:19 [INFO] [stderr] 23: 0x5577e20f7109 - std::panic::catch_unwind::hc58016cd36ba81a4 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panic.rs:433:14 [INFO] [stderr] 24: 0x5577e20f7109 - std::rt::lang_start_internal::hc51399759a90501a [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/rt.rs:34:21 [INFO] [stderr] 25: 0x5577e2082e60 - std::rt::lang_start::ha4d6d2c0741667fc [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/rt.rs:48:5 [INFO] [stderr] 26: 0x5577e20844fc - main [INFO] [stderr] 27: 0x7f8ef02910b3 - __libc_start_main [INFO] [stderr] 28: 0x5577e2081b4e - _start [INFO] [stderr] 29: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "51606cc8670ef2aec6f93846bb213570f3a711dc12baab37d6175009eddcccf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51606cc8670ef2aec6f93846bb213570f3a711dc12baab37d6175009eddcccf3", kill_on_drop: false }` [INFO] [stdout] 51606cc8670ef2aec6f93846bb213570f3a711dc12baab37d6175009eddcccf3