[INFO] fetching crate multi-trait-object 0.2.0... [INFO] testing multi-trait-object-0.2.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate multi-trait-object 0.2.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate multi-trait-object 0.2.0 [INFO] finished tweaking crates.io crate multi-trait-object 0.2.0 [INFO] tweaked toml for crates.io crate multi-trait-object 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate multi-trait-object 0.2.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f0ddeb1b595e2235302604b59c2f8ff91a8bbf1d2089e1322c5c4aead754c863 [INFO] running `Command { std: "docker" "start" "-a" "f0ddeb1b595e2235302604b59c2f8ff91a8bbf1d2089e1322c5c4aead754c863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0ddeb1b595e2235302604b59c2f8ff91a8bbf1d2089e1322c5c4aead754c863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0ddeb1b595e2235302604b59c2f8ff91a8bbf1d2089e1322c5c4aead754c863", kill_on_drop: false }` [INFO] [stdout] f0ddeb1b595e2235302604b59c2f8ff91a8bbf1d2089e1322c5c4aead754c863 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 266041ab0ca44e6cd4af5d2670a16389dc32fcf02317aca9e4747c4e8ee926ff [INFO] running `Command { std: "docker" "start" "-a" "266041ab0ca44e6cd4af5d2670a16389dc32fcf02317aca9e4747c4e8ee926ff", kill_on_drop: false }` [INFO] [stderr] Compiling multi-trait-object v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `debug::*` [INFO] [stdout] --> src/trait_impl/mod.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use debug::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std_impl::*` [INFO] [stdout] --> src/lib.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub use std_impl::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "266041ab0ca44e6cd4af5d2670a16389dc32fcf02317aca9e4747c4e8ee926ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "266041ab0ca44e6cd4af5d2670a16389dc32fcf02317aca9e4747c4e8ee926ff", kill_on_drop: false }` [INFO] [stdout] 266041ab0ca44e6cd4af5d2670a16389dc32fcf02317aca9e4747c4e8ee926ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 397ad7f5655ab1d7578f7a03b01f51465b2a2a2c7d5a907923cb52199fede704 [INFO] running `Command { std: "docker" "start" "-a" "397ad7f5655ab1d7578f7a03b01f51465b2a2a2c7d5a907923cb52199fede704", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `debug::*` [INFO] [stdout] --> src/trait_impl/mod.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use debug::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling multi-trait-object v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std_impl::*` [INFO] [stdout] --> src/lib.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub use std_impl::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `debug::*` [INFO] [stdout] --> src/trait_impl/mod.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use debug::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std_impl::*` [INFO] [stdout] --> src/lib.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub use std_impl::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "397ad7f5655ab1d7578f7a03b01f51465b2a2a2c7d5a907923cb52199fede704", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "397ad7f5655ab1d7578f7a03b01f51465b2a2a2c7d5a907923cb52199fede704", kill_on_drop: false }` [INFO] [stdout] 397ad7f5655ab1d7578f7a03b01f51465b2a2a2c7d5a907923cb52199fede704 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3f8c09307e1dd3f5aaac742de2a7098da5e60c3ca9541950d5b31f947bf7c73e [INFO] running `Command { std: "docker" "start" "-a" "3f8c09307e1dd3f5aaac742de2a7098da5e60c3ca9541950d5b31f947bf7c73e", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `debug::*` [INFO] [stderr] --> src/trait_impl/mod.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | pub use debug::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std_impl::*` [INFO] [stderr] --> src/lib.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | pub use std_impl::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `multi-trait-object` (lib) generated 2 warnings (run `cargo fix --lib -p multi-trait-object` to apply 2 suggestions) [INFO] [stderr] warning: `multi-trait-object` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multi_trait_object-9ef4586e0ca3b46e) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stderr] [INFO] [stderr] thread 'tests::it_constructs' (25) panicked at src/tests.rs:45:15: [INFO] [stderr] null pointer dereference occurred [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x59c3603b8162 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x59c3603b8162 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x59c3603b8162 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x59c3603b8162 - ::fmt::h67edf0e4d33c343c [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x59c3603c838f - core::fmt::rt::Argument::fmt::hef94184842aeafdd [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x59c3603c838f - core::fmt::write::hcf0c66b48a8fa606 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x59c360385431 - std::io::default_write_fmt::h1ecb8c7cfa7da481 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x59c360385431 - std::io::Write::write_fmt::h051fe4a9e4fdbf48 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x59c360391732 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x59c36039627f - std::panicking::default_hook::{{closure}}::h91001850288db5f7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x59c3603960d9 - std::panicking::default_hook::h2346dbb704ef5512 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x59c360356cde - as core::ops::function::Fn>::call::h18383b2e29377420 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9 [INFO] [stderr] 12: 0x59c360356cde - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21 [INFO] [stderr] 13: 0x59c36039693f - as core::ops::function::Fn>::call::h6dba6e441651a0d1 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9 [INFO] [stderr] 14: 0x59c36039693f - std::panicking::panic_with_hook::hd2b063a6090d23a4 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13 [INFO] [stderr] 15: 0x59c360396766 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13 [INFO] [stderr] 16: 0x59c360391869 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 17: 0x59c360379bad - __rustc[1d67440d6e82e4f]::rust_begin_unwind [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5 [INFO] [stderr] 18: 0x59c3603cf9dd - core::panicking::panic_nounwind_fmt::runtime::hf619e8fd73995337 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:117:22 [INFO] [stderr] 19: 0x59c3603cf9dd - core::panicking::panic_nounwind_fmt::hc177e1bd7a48be0d [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/intrinsics/mod.rs:2435:9 [INFO] [stderr] 20: 0x59c3603cfbbd - core::panicking::panic_null_pointer_dereference::h0eafed6fbb56ab06 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:302:5 [INFO] [stderr] 21: 0x59c36032df57 - multi_trait_object::tests::it_constructs::he559b4e8ea5faaf8 [INFO] [stderr] at /opt/rustwide/workdir/src/macros.rs:63:48 [INFO] [stderr] 22: 0x59c36032e0a7 - multi_trait_object::tests::it_constructs::{{closure}}::h4342b20c9848d8bf [INFO] [stderr] at /opt/rustwide/workdir/src/tests.rs:42:19 [INFO] [stderr] 23: 0x59c360333c46 - core::ops::function::FnOnce::call_once::hb4f4bf6cdc5158c6 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 24: 0x59c360356a9b - core::ops::function::FnOnce::call_once::h70887edf07a630ba [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 25: 0x59c360356a9b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18 [INFO] [stderr] 26: 0x59c36036c705 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74 [INFO] [stderr] 27: 0x59c36036c705 - as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stderr] 28: 0x59c36036c705 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 29: 0x59c36036c705 - std::panicking::catch_unwind::hae1ec7bf94407afa [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 30: 0x59c36036c705 - std::panic::catch_unwind::h0f4ff4773d84d3cd [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 31: 0x59c36036c705 - test::run_test_in_process::h03fbc77ae48b3f10 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27 [INFO] [stderr] 32: 0x59c36036c705 - test::run_test::{{closure}}::h83476a9c453dc4d3 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43 [INFO] [stderr] 33: 0x59c360342ef4 - test::run_test::{{closure}}::h515482ad1e7fe7de [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41 [INFO] [stderr] 34: 0x59c360342ef4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18 [INFO] [stderr] 35: 0x59c3603467ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17 [INFO] [stderr] 36: 0x59c3603467ba - as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stderr] 37: 0x59c3603467ba - std::panicking::catch_unwind::do_call::hdc29e11311eb7655 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 38: 0x59c3603467ba - std::panicking::catch_unwind::h9e402d6a96fef41c [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 39: 0x59c3603467ba - std::panic::catch_unwind::h9213c0c54aec70e0 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 40: 0x59c3603467ba - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30 [INFO] [stderr] 41: 0x59c3603467ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 42: 0x59c36038c9cf - as core::ops::function::FnOnce>::call_once::h2044e71c41d3958a [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9 [INFO] [stderr] 43: 0x59c36038c9cf - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17 [INFO] [stderr] 44: 0x70febf991aa4 - [INFO] [stderr] 45: 0x70febfa1ea34 - clone [INFO] [stderr] 46: 0x0 - [INFO] [stderr] thread caused non-unwinding panic. aborting. [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/multi_trait_object-9ef4586e0ca3b46e` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "3f8c09307e1dd3f5aaac742de2a7098da5e60c3ca9541950d5b31f947bf7c73e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f8c09307e1dd3f5aaac742de2a7098da5e60c3ca9541950d5b31f947bf7c73e", kill_on_drop: false }` [INFO] [stdout] 3f8c09307e1dd3f5aaac742de2a7098da5e60c3ca9541950d5b31f947bf7c73e