[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 master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkelleyrtp%2Fcomparch_labs" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jkelleyrtp/comparch_labs on toolchain 90442458ac46b1d5eed752c316da25450f67285b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-5/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" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 50a0f408e19c45640f636432beedbc61e819f4b7412adc1decb7f153849db089 [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" "50a0f408e19c45640f636432beedbc61e819f4b7412adc1decb7f153849db089", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50a0f408e19c45640f636432beedbc61e819f4b7412adc1decb7f153849db089", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50a0f408e19c45640f636432beedbc61e819f4b7412adc1decb7f153849db089", kill_on_drop: false }` [INFO] [stdout] 50a0f408e19c45640f636432beedbc61e819f4b7412adc1decb7f153849db089 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2ae8a4dfb1d6b99cdb83ef354125c41ae9734a234f338fd618584366ad644977 [INFO] running `Command { std: "docker" "start" "-a" "2ae8a4dfb1d6b99cdb83ef354125c41ae9734a234f338fd618584366ad644977", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Compiling openssl v0.10.26 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking smallvec v1.1.0 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.5 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Checking discard v1.0.4 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Compiling boolinator v2.4.0 [INFO] [stderr] Compiling yew v0.10.1 (https://github.com/yewstack/yew/#72ca3bb7) [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking cc v1.0.48 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling openssl-sys v0.9.53 [INFO] [stderr] Compiling yew-macro v0.10.1 (https://github.com/yewstack/yew/#72ca3bb7) [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Checking unicode-normalization v0.1.11 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking getrandom v0.1.13 [INFO] [stderr] Checking backtrace-sys v0.1.32 [INFO] [stderr] Compiling stdweb v0.4.20 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking syn v0.13.11 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha-1 v0.8.1 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking tungstenite v0.9.2 [INFO] [stderr] Checking verilator v0.1.3 (/opt/rustwide/workdir/rust/backend/verilator) [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: 1 warning emitted [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: 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] [stderr] Compiling synstructure v0.12.3 [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 cpu_backend v0.1.0 (/opt/rustwide/workdir/rust/cpu_backend) [INFO] [stderr] Compiling example v0.0.0 (/opt/rustwide/workdir/rust/backend/example) [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling failure_derive v0.1.6 [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-e753aa37bc155cb9/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: 0x561e0dbc3f30 - std::backtrace_rs::backtrace::libunwind::trace::h4e80f45db05e9df0 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x561e0dbc3f30 - std::backtrace_rs::backtrace::trace_unsynchronized::h9db62a3d3587f6c3 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x561e0dbc3f30 - std::sys_common::backtrace::_print_fmt::h2fafbe52c9090591 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x561e0dbc3f30 - ::fmt::h7d41ae04358c516d [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x561e0dbe391c - core::fmt::write::h968e6400cbc51d6a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x561e0dbc07b5 - std::io::Write::write_fmt::h2eaa97c6f8c9e829 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/io/mod.rs:1642:15 [INFO] [stderr] 6: 0x561e0dbc612b - std::sys_common::backtrace::_print::h601a6bc581f240d5 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x561e0dbc612b - std::sys_common::backtrace::print::h8b96e15ba64b8e64 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x561e0dbc612b - std::panicking::default_hook::{{closure}}::h94fa9d2f08c20620 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x561e0dbc5c01 - std::panicking::default_hook::h6d463f5a2e9d9986 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x561e0dbc67f4 - std::panicking::rust_panic_with_hook::h1e953652a338573e [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x561e0dbc62d7 - std::panicking::begin_panic_handler::{{closure}}::h78bf2fec525c238a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x561e0dbc442c - std::sys_common::backtrace::__rust_end_short_backtrace::h651eb6282e4ea6b2 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x561e0dbc6239 - rust_begin_unwind [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x561e0db50c2b - std::panicking::begin_panic_fmt::hce1b46bb3d49d05a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:457:5 [INFO] [stderr] 15: 0x561e0db53af3 - build_script_build::fail::h6a67bd2e8e72bc6f [INFO] [stderr] at /opt/rustwide/workdir/rust/backend/verilated/build.rs:16:5 [INFO] [stderr] 16: 0x561e0db53bad - build_script_build::main::h9d9fc941c31ce6a6 [INFO] [stderr] at /opt/rustwide/workdir/rust/backend/verilated/build.rs:71:9 [INFO] [stderr] 17: 0x561e0db52ecb - core::ops::function::FnOnce::call_once::h0cb094dc3db0e8bd [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 18: 0x561e0db530ee - std::sys_common::backtrace::__rust_begin_short_backtrace::h3fa935a03a41217d [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 19: 0x561e0db52c91 - std::rt::lang_start::{{closure}}::h1b5449eeb34b6d32 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:63:18 [INFO] [stderr] 20: 0x561e0dbc6cfa - core::ops::function::impls:: for &F>::call_once::hccffb0872f46e99d [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 21: 0x561e0dbc6cfa - std::panicking::try::do_call::h814e0410256bb9f2 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 22: 0x561e0dbc6cfa - std::panicking::try::h97cbec2057cc2c0d [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 23: 0x561e0dbc6cfa - std::panic::catch_unwind::h964f35f6fa41d1d7 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panic.rs:434:14 [INFO] [stderr] 24: 0x561e0dbc6cfa - std::rt::lang_start_internal::{{closure}}::hb97931cf27086d8b [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:45:48 [INFO] [stderr] 25: 0x561e0dbc6cfa - std::panicking::try::do_call::hf0d61be342e8297a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 26: 0x561e0dbc6cfa - std::panicking::try::h6b40eeb22db57b23 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 27: 0x561e0dbc6cfa - std::panic::catch_unwind::h425af95fffdb0cf5 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panic.rs:434:14 [INFO] [stderr] 28: 0x561e0dbc6cfa - std::rt::lang_start_internal::h21e355575f2fedc7 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:45:20 [INFO] [stderr] 29: 0x561e0db52c60 - std::rt::lang_start::h3cd2d78ae52148a2 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:62:5 [INFO] [stderr] 30: 0x561e0db543cc - main [INFO] [stderr] 31: 0x7f5ba02e30b3 - __libc_start_main [INFO] [stderr] 32: 0x561e0db51b3e - _start [INFO] [stderr] 33: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "2ae8a4dfb1d6b99cdb83ef354125c41ae9734a234f338fd618584366ad644977", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ae8a4dfb1d6b99cdb83ef354125c41ae9734a234f338fd618584366ad644977", kill_on_drop: false }` [INFO] [stdout] 2ae8a4dfb1d6b99cdb83ef354125c41ae9734a234f338fd618584366ad644977