[INFO] fetching crate v4l2loopback 0.1.0... [INFO] testing v4l2loopback-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate v4l2loopback 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate v4l2loopback 0.1.0 [INFO] finished tweaking crates.io crate v4l2loopback 0.1.0 [INFO] tweaked toml for crates.io crate v4l2loopback 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate v4l2loopback 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 49 packages to latest compatible versions [INFO] [stderr] Adding bindgen v0.65.1 (available: v0.72.1) [INFO] [stderr] Adding nix v0.26.4 (available: v0.30.1) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0975f2afb61993646816a50d3b653db76699bcc68c083faba468cffc57950468 [INFO] running `Command { std: "docker" "start" "-a" "0975f2afb61993646816a50d3b653db76699bcc68c083faba468cffc57950468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0975f2afb61993646816a50d3b653db76699bcc68c083faba468cffc57950468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0975f2afb61993646816a50d3b653db76699bcc68c083faba468cffc57950468", kill_on_drop: false }` [INFO] [stdout] 0975f2afb61993646816a50d3b653db76699bcc68c083faba468cffc57950468 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1796dd7f8bce83ddfb247643913942eb2b6a0bdee46593176867a69f70f9b7de [INFO] running `Command { std: "docker" "start" "-a" "1796dd7f8bce83ddfb247643913942eb2b6a0bdee46593176867a69f70f9b7de", kill_on_drop: false }` [INFO] [stderr] Compiling bindgen v0.65.1 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling clang-sys v1.8.1 [INFO] [stderr] Compiling nix v0.26.4 [INFO] [stderr] Compiling prettyplease v0.2.37 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling v4l2loopback v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.89s [INFO] running `Command { std: "docker" "inspect" "1796dd7f8bce83ddfb247643913942eb2b6a0bdee46593176867a69f70f9b7de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1796dd7f8bce83ddfb247643913942eb2b6a0bdee46593176867a69f70f9b7de", kill_on_drop: false }` [INFO] [stdout] 1796dd7f8bce83ddfb247643913942eb2b6a0bdee46593176867a69f70f9b7de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef98566ea57599f70c1a4129ae879e4893992e904a9ca5bda3dad3e5d4b3ba4f [INFO] running `Command { std: "docker" "start" "-a" "ef98566ea57599f70c1a4129ae879e4893992e904a9ca5bda3dad3e5d4b3ba4f", kill_on_drop: false }` [INFO] [stderr] Compiling v4l2loopback v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.39s [INFO] running `Command { std: "docker" "inspect" "ef98566ea57599f70c1a4129ae879e4893992e904a9ca5bda3dad3e5d4b3ba4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef98566ea57599f70c1a4129ae879e4893992e904a9ca5bda3dad3e5d4b3ba4f", kill_on_drop: false }` [INFO] [stdout] ef98566ea57599f70c1a4129ae879e4893992e904a9ca5bda3dad3e5d4b3ba4f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fcf475e7705354e51a3859ff053812befb88fcb71bfe42ff6396f3e6aceadaf0 [INFO] running `Command { std: "docker" "start" "-a" "fcf475e7705354e51a3859ff053812befb88fcb71bfe42ff6396f3e6aceadaf0", kill_on_drop: false }` [INFO] [stderr] Compiling v4l2loopback v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.13s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/v4l2loopback-affdab7602b252de) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test ffi::bindgen_test_layout_v4l2_loopback_config ... ok [INFO] [stdout] test tests::device_with_used_num ... FAILED [INFO] [stdout] test tests::device_with_num ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::device_with_used_num stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::device_with_used_num' (395) panicked at src/lib.rs:473:53: [INFO] [stdout] Error when creating the device: ControlDevice(NotFound) [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x6009c6af85e2 - std::backtrace_rs::backtrace::libunwind::trace::hc4a5f428cfb78751 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x6009c6af85e2 - std::backtrace_rs::backtrace::trace_unsynchronized::h20e1095684b4c296 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x6009c6af85e2 - std::sys::backtrace::_print_fmt::h461f2e3a8f6b29e2 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x6009c6af85e2 - ::fmt::h4ee3a75aa71a2c45 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x6009c6b1ae0f - core::fmt::rt::Argument::fmt::h6f1564705cd089af [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x6009c6b1ae0f - core::fmt::write::h21ca93b65a7c281a [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x6009c6ae53e3 - std::io::default_write_fmt::h6f3360f4711e9130 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x6009c6ae53e3 - std::io::Write::write_fmt::hf4539125c0e0bc30 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x6009c6af8bf2 - std::sys::backtrace::BacktraceLock::print::h58d5d73f9e953cf1 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x6009c6ae3a3c - std::panicking::default_hook::{{closure}}::h1457fbe47c9457d1 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x6009c6ae38b4 - std::panicking::default_hook::hccb5e73b206c0830 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x6009c6a930de - as core::ops::function::Fn>::call::h04940a86aa899793 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 12: 0x6009c6a930de - test::test_main_with_exit_callback::{{closure}}::hca6cc295403b83e8 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x6009c6ae4693 - as core::ops::function::Fn>::call::h9d85285925beb538 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 14: 0x6009c6ae4693 - std::panicking::panic_with_hook::h3190ecc6229cdd29 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x6009c6af89fa - std::panicking::panic_handler::{{closure}}::ha1f1b769bc2bb40c [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x6009c6af8959 - std::sys::backtrace::__rust_end_short_backtrace::h5f9cf66f19c2a172 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x6009c6ae433d - __rustc[a93bd50104b99ad4]::rust_begin_unwind [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x6009c6b21dd0 - core::panicking::panic_fmt::hc70c3c83f13c1375 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x6009c6b22ec6 - core::result::unwrap_failed::ha809bf80017a514a [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1852:5 [INFO] [stdout] 20: 0x6009c6a84031 - core::result::Result::expect::hec9691cd454d5ecc [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1175:23 [INFO] [stdout] 21: 0x6009c6a835d8 - v4l2loopback::tests::device_with_used_num::hf8c9eeef55f6f96d [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:473:53 [INFO] [stdout] 22: 0x6009c6a83bb7 - v4l2loopback::tests::device_with_used_num::{{closure}}::he775c0f829dc7f33 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:470:30 [INFO] [stdout] 23: 0x6009c6a819a6 - core::ops::function::FnOnce::call_once::h44efb1babe600533 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x6009c6a9415b - core::ops::function::FnOnce::call_once::h70d190c46966003b [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x6009c6a9415b - test::__rust_begin_short_backtrace::hb077ccaabb17d2ec [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x6009c6a91dc5 - test::run_test_in_process::{{closure}}::hd73eeb633a1507bd [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x6009c6a91dc5 - as core::ops::function::FnOnce<()>>::call_once::h033c82756fc9d192 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x6009c6a91dc5 - std::panicking::catch_unwind::do_call::h734b44e243d34585 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x6009c6a91dc5 - std::panicking::catch_unwind::h5e85417122517fb1 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x6009c6a91dc5 - std::panic::catch_unwind::h0900e58a82a7d188 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x6009c6a91dc5 - test::run_test_in_process::h27721efd62ae77d0 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x6009c6a91dc5 - test::run_test::{{closure}}::h8b1264838cc597aa [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x6009c6ab8cd4 - test::run_test::{{closure}}::h6ecb96835e2eae4f [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x6009c6ab8cd4 - std::sys::backtrace::__rust_begin_short_backtrace::h098f38ee82a820a7 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x6009c6a9f8ea - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h042592f748f5e369 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x6009c6a9f8ea - as core::ops::function::FnOnce<()>>::call_once::h134fe7f3a2d9ec8d [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x6009c6a9f8ea - std::panicking::catch_unwind::do_call::heb87d604f60aee16 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x6009c6a9f8ea - std::panicking::catch_unwind::h2203a0f553b89fd7 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x6009c6a9f8ea - std::panic::catch_unwind::h4d383e0b0e25d838 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x6009c6a9f8ea - std::thread::Builder::spawn_unchecked_::{{closure}}::h76cbdd4635cfd58b [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x6009c6a9f8ea - core::ops::function::FnOnce::call_once{{vtable.shim}}::he72e066680f5e267 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x6009c6acf18f - as core::ops::function::FnOnce>::call_once::h1b9c6fea2cbefc68 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 43: 0x6009c6acf18f - std::sys::pal::unix::thread::Thread::new::thread_start::h92caa992bc760789 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/pal/unix/thread.rs:107:17 [INFO] [stdout] 44: 0x7c9c5148eaa4 - [INFO] [stdout] 45: 0x7c9c5151ba34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::device_with_num stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::device_with_num' (394) panicked at src/lib.rs:461:60: [INFO] [stdout] Error when creating the device: ControlDevice(NotFound) [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x6009c6af85e2 - std::backtrace_rs::backtrace::libunwind::trace::hc4a5f428cfb78751 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x6009c6af85e2 - std::backtrace_rs::backtrace::trace_unsynchronized::h20e1095684b4c296 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x6009c6af85e2 - std::sys::backtrace::_print_fmt::h461f2e3a8f6b29e2 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x6009c6af85e2 - ::fmt::h4ee3a75aa71a2c45 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x6009c6b1ae0f - core::fmt::rt::Argument::fmt::h6f1564705cd089af [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x6009c6b1ae0f - core::fmt::write::h21ca93b65a7c281a [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x6009c6ae53e3 - std::io::default_write_fmt::h6f3360f4711e9130 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x6009c6ae53e3 - std::io::Write::write_fmt::hf4539125c0e0bc30 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x6009c6af8bf2 - std::sys::backtrace::BacktraceLock::print::h58d5d73f9e953cf1 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x6009c6ae3a3c - std::panicking::default_hook::{{closure}}::h1457fbe47c9457d1 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x6009c6ae38b4 - std::panicking::default_hook::hccb5e73b206c0830 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x6009c6a930de - as core::ops::function::Fn>::call::h04940a86aa899793 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 12: 0x6009c6a930de - test::test_main_with_exit_callback::{{closure}}::hca6cc295403b83e8 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x6009c6ae4693 - as core::ops::function::Fn>::call::h9d85285925beb538 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 14: 0x6009c6ae4693 - std::panicking::panic_with_hook::h3190ecc6229cdd29 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x6009c6af89fa - std::panicking::panic_handler::{{closure}}::ha1f1b769bc2bb40c [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x6009c6af8959 - std::sys::backtrace::__rust_end_short_backtrace::h5f9cf66f19c2a172 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x6009c6ae433d - __rustc[a93bd50104b99ad4]::rust_begin_unwind [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x6009c6b21dd0 - core::panicking::panic_fmt::hc70c3c83f13c1375 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x6009c6b22ec6 - core::result::unwrap_failed::ha809bf80017a514a [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1852:5 [INFO] [stdout] 20: 0x6009c6a84031 - core::result::Result::expect::hec9691cd454d5ecc [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1175:23 [INFO] [stdout] 21: 0x6009c6a838df - v4l2loopback::tests::device_with_num::hf536c093b56a65e1 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:461:60 [INFO] [stdout] 22: 0x6009c6a83767 - v4l2loopback::tests::device_with_num::{{closure}}::hc72dd2305cab0789 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:452:25 [INFO] [stdout] 23: 0x6009c6a819e6 - core::ops::function::FnOnce::call_once::h5bb2d2134b295e9a [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x6009c6a9415b - core::ops::function::FnOnce::call_once::h70d190c46966003b [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x6009c6a9415b - test::__rust_begin_short_backtrace::hb077ccaabb17d2ec [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x6009c6a91dc5 - test::run_test_in_process::{{closure}}::hd73eeb633a1507bd [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x6009c6a91dc5 - as core::ops::function::FnOnce<()>>::call_once::h033c82756fc9d192 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x6009c6a91dc5 - std::panicking::catch_unwind::do_call::h734b44e243d34585 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x6009c6a91dc5 - std::panicking::catch_unwind::h5e85417122517fb1 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x6009c6a91dc5 - std::panic::catch_unwind::h0900e58a82a7d188 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x6009c6a91dc5 - test::run_test_in_process::h27721efd62ae77d0 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x6009c6a91dc5 - test::run_test::{{closure}}::h8b1264838cc597aa [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x6009c6ab8cd4 - test::run_test::{{closure}}::h6ecb96835e2eae4f [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x6009c6ab8cd4 - std::sys::backtrace::__rust_begin_short_backtrace::h098f38ee82a820a7 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x6009c6a9f8ea - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h042592f748f5e369 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x6009c6a9f8ea - as core::ops::function::FnOnce<()>>::call_once::h134fe7f3a2d9ec8d [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x6009c6a9f8ea - std::panicking::catch_unwind::do_call::heb87d604f60aee16 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x6009c6a9f8ea - std::panicking::catch_unwind::h2203a0f553b89fd7 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x6009c6a9f8ea - std::panic::catch_unwind::h4d383e0b0e25d838 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x6009c6a9f8ea - std::thread::Builder::spawn_unchecked_::{{closure}}::h76cbdd4635cfd58b [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x6009c6a9f8ea - core::ops::function::FnOnce::call_once{{vtable.shim}}::he72e066680f5e267 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x6009c6acf18f - as core::ops::function::FnOnce>::call_once::h1b9c6fea2cbefc68 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 43: 0x6009c6acf18f - std::sys::pal::unix::thread::Thread::new::thread_start::h92caa992bc760789 [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/pal/unix/thread.rs:107:17 [INFO] [stdout] 44: 0x7c9c5148eaa4 - [INFO] [stdout] 45: 0x7c9c5151ba34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::device_with_num [INFO] [stdout] tests::device_with_used_num [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "fcf475e7705354e51a3859ff053812befb88fcb71bfe42ff6396f3e6aceadaf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcf475e7705354e51a3859ff053812befb88fcb71bfe42ff6396f3e6aceadaf0", kill_on_drop: false }` [INFO] [stdout] fcf475e7705354e51a3859ff053812befb88fcb71bfe42ff6396f3e6aceadaf0