[INFO] cloning repository https://github.com/leocassarani/verilator-rust-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leocassarani/verilator-rust-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleocassarani%2Fverilator-rust-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleocassarani%2Fverilator-rust-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e707d2ab421f797bcf9581a86690cc24b480b84
[INFO] testing leocassarani/verilator-rust-example against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleocassarani%2Fverilator-rust-example" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/leocassarani/verilator-rust-example
[INFO] finished tweaking git repo https://github.com/leocassarani/verilator-rust-example
[INFO] tweaked toml for git repo https://github.com/leocassarani/verilator-rust-example written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/leocassarani/verilator-rust-example on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/leocassarani/verilator-rust-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8c385c4b20ac103960611925c0b6913452d2f8b52c8f2030f9d79aadab39ecc
[INFO] running `Command { std: "docker" "start" "-a" "b8c385c4b20ac103960611925c0b6913452d2f8b52c8f2030f9d79aadab39ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8c385c4b20ac103960611925c0b6913452d2f8b52c8f2030f9d79aadab39ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c385c4b20ac103960611925c0b6913452d2f8b52c8f2030f9d79aadab39ecc", kill_on_drop: false }`
[INFO] [stdout] b8c385c4b20ac103960611925c0b6913452d2f8b52c8f2030f9d79aadab39ecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad0e30e96fab1dfa49fd8b1236ea9b3970050a6fa3d12c765387971cb11f9604
[INFO] running `Command { std: "docker" "start" "-a" "ad0e30e96fab1dfa49fd8b1236ea9b3970050a6fa3d12c765387971cb11f9604", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling tracing_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `tracing_example v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tracing_example-935d630afd39de0f/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/top.v
[INFO] [stderr]   cargo:rerun-if-changed=src/sub.v
[INFO] [stderr]   cargo:rerun-if-changed=src/vtop_bridge.cpp
[INFO] [stderr]   cargo:rerun-if-changed=src/verilated_bridge.cpp
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (120) panicked at build.rs:20:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56698f78f72a - std[e28293b1aa0f68bd]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x56698f78f72a - std[e28293b1aa0f68bd]::backtrace_rs::backtrace::trace_unsynchronized::<std[e28293b1aa0f68bd]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x56698f78f72a - std[e28293b1aa0f68bd]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x56698f78f72a - <<std[e28293b1aa0f68bd]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c1f1a4ba060b9bfa]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x56698f7a3faa - <core[c1f1a4ba060b9bfa]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x56698f7a3faa - core[c1f1a4ba060b9bfa]::fmt::write
[INFO] [stderr]      6:     0x56698f7958e2 - std[e28293b1aa0f68bd]::io::default_write_fmt::<std[e28293b1aa0f68bd]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x56698f7958e2 - <std[e28293b1aa0f68bd]::sys::stdio::unix::Stderr as std[e28293b1aa0f68bd]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x56698f76f93f - <std[e28293b1aa0f68bd]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x56698f76f93f - std[e28293b1aa0f68bd]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x56698f7894c1 - std[e28293b1aa0f68bd]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x56698f78967b - std[e28293b1aa0f68bd]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x56698f76f9f8 - std[e28293b1aa0f68bd]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x56698f7671b9 - std[e28293b1aa0f68bd]::sys::backtrace::__rust_end_short_backtrace::<std[e28293b1aa0f68bd]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x56698f77042d - __rustc[b7974e8690430dd9]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x56698f7a481c - core[c1f1a4ba060b9bfa]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x56698f7a45d2 - core[c1f1a4ba060b9bfa]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x56698f7018bf - build_script_build::main::h2475b67df475b2c6
[INFO] [stderr]     18:     0x56698f7031f3 - core::ops::function::FnOnce::call_once::hbb6cb9ab156dfdc9
[INFO] [stderr]     19:     0x56698f702e26 - std::sys::backtrace::__rust_begin_short_backtrace::h0a113ab1878c2982
[INFO] [stderr]     20:     0x56698f702d99 - std::rt::lang_start::{{closure}}::h539308f66af6043c
[INFO] [stderr]     21:     0x56698f7885b4 - <&dyn core[c1f1a4ba060b9bfa]::ops::function::Fn<(), Output = i32> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::panic::unwind_safe::RefUnwindSafe as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x56698f7885b4 - std[e28293b1aa0f68bd]::panicking::catch_unwind::do_call::<&dyn core[c1f1a4ba060b9bfa]::ops::function::Fn<(), Output = i32> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:581:40
[INFO] [stderr]     23:     0x56698f7885b4 - std[e28293b1aa0f68bd]::panicking::catch_unwind::<i32, &dyn core[c1f1a4ba060b9bfa]::ops::function::Fn<(), Output = i32> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:544:19
[INFO] [stderr]     24:     0x56698f7885b4 - std[e28293b1aa0f68bd]::panic::catch_unwind::<&dyn core[c1f1a4ba060b9bfa]::ops::function::Fn<(), Output = i32> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x56698f7885b4 - std[e28293b1aa0f68bd]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x56698f7885b4 - std[e28293b1aa0f68bd]::panicking::catch_unwind::do_call::<std[e28293b1aa0f68bd]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:581:40
[INFO] [stderr]     27:     0x56698f7885b4 - std[e28293b1aa0f68bd]::panicking::catch_unwind::<isize, std[e28293b1aa0f68bd]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:544:19
[INFO] [stderr]     28:     0x56698f7885b4 - std[e28293b1aa0f68bd]::panic::catch_unwind::<std[e28293b1aa0f68bd]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x56698f7885b4 - std[e28293b1aa0f68bd]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x56698f702d81 - std::rt::lang_start::hce1296c65e81a337
[INFO] [stderr]     31:     0x56698f7043f5 - main
[INFO] [stderr]     32:     0x7160107aa1ca - <unknown>
[INFO] [stderr]     33:     0x7160107aa28b - __libc_start_main
[INFO] [stderr]     34:     0x56698f701135 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "ad0e30e96fab1dfa49fd8b1236ea9b3970050a6fa3d12c765387971cb11f9604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad0e30e96fab1dfa49fd8b1236ea9b3970050a6fa3d12c765387971cb11f9604", kill_on_drop: false }`
[INFO] [stdout] ad0e30e96fab1dfa49fd8b1236ea9b3970050a6fa3d12c765387971cb11f9604
