[INFO] cloning repository https://github.com/YuniqueCore/multiio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YuniqueCore/multiio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuniqueCore%2Fmultiio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuniqueCore%2Fmultiio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f644ba9bc79038b55e0c1dd89106f8e7cb6d956f
[INFO] testing YuniqueCore/multiio against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuniqueCore%2Fmultiio" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/YuniqueCore/multiio
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/YuniqueCore/multiio
[INFO] tweaked toml for git repo https://github.com/YuniqueCore/multiio written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/YuniqueCore/multiio on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/YuniqueCore/multiio 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5bcb3edf35af1b3ef1586b556988a90d2b5ae882176717bde4d99dad0698cf8
[INFO] running `Command { std: "docker" "start" "-a" "f5bcb3edf35af1b3ef1586b556988a90d2b5ae882176717bde4d99dad0698cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5bcb3edf35af1b3ef1586b556988a90d2b5ae882176717bde4d99dad0698cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5bcb3edf35af1b3ef1586b556988a90d2b5ae882176717bde4d99dad0698cf8", kill_on_drop: false }`
[INFO] [stdout] f5bcb3edf35af1b3ef1586b556988a90d2b5ae882176717bde4d99dad0698cf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a540d06ebdae2e6f0f874455cf04870a6994e8750fa92e3c9c76a80d9ae85f61
[INFO] running `Command { std: "docker" "start" "-a" "a540d06ebdae2e6f0f874455cf04870a6994e8750fa92e3c9c76a80d9ae85f61", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling multiio v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.85s
[INFO] running `Command { std: "docker" "inspect" "a540d06ebdae2e6f0f874455cf04870a6994e8750fa92e3c9c76a80d9ae85f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a540d06ebdae2e6f0f874455cf04870a6994e8750fa92e3c9c76a80d9ae85f61", kill_on_drop: false }`
[INFO] [stdout] a540d06ebdae2e6f0f874455cf04870a6994e8750fa92e3c9c76a80d9ae85f61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50c53cc593250aab28767c2b85715df1f08196b9805342ee7a8d784028526ee3
[INFO] running `Command { std: "docker" "start" "-a" "50c53cc593250aab28767c2b85715df1f08196b9805342ee7a8d784028526ee3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling cc v1.2.49
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling page_size v0.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling criterion-plot v0.8.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling zerocopy-derive v0.8.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling multiio v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.8.1
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 30.06s
[INFO] running `Command { std: "docker" "inspect" "50c53cc593250aab28767c2b85715df1f08196b9805342ee7a8d784028526ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c53cc593250aab28767c2b85715df1f08196b9805342ee7a8d784028526ee3", kill_on_drop: false }`
[INFO] [stdout] 50c53cc593250aab28767c2b85715df1f08196b9805342ee7a8d784028526ee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aeb3f6d91019570fb7642ea81cea35e920562f2d050789a4205a6364dbe5c348
[INFO] running `Command { std: "docker" "start" "-a" "aeb3f6d91019570fb7642ea81cea35e920562f2d050789a4205a6364dbe5c348", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multiio-20ca769bde274ee7)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test builder::tests::builder_defaults_match_default_format_order ... ok
[INFO] [stdout] test builder::tests::resolve_single_input_supports_stdin_alias_and_inline_content ... ok
[INFO] [stdout] test format::tests::structured_text_formats_are_prefix_of_default_order ... ok
[INFO] [stdout] test tests::cli::parse_tests::test_parse_format ... ok
[INFO] [stdout] test tests::cli::parse_tests::test_infer_format_from_path ... ok
[INFO] [stdout] test tests::config::spec_tests::output_spec_with_policy_and_format ... ok
[INFO] [stdout] test tests::error::aggregate_tests::aggregate_error_display_includes_count ... ok
[INFO] [stdout] test tests::error::policy_tests::aggregate_error_single_and_len ... ok
[INFO] [stdout] test tests::error::policy_tests::error_policy_default_is_accumulate ... ok
[INFO] [stdout] test builder::tests::resolve_single_output_supports_stdout_alias_stderr_and_forced_path ... ok
[INFO] [stdout] test tests::error::policy_tests::aggregate_error_from_single ... ok
[INFO] [stdout] test tests::format::plaintext_stream_tests::plaintext_stream_empty_input_yields_no_items ... ok
[INFO] [stdout] test tests::format::plaintext_stream_tests::plaintext_stream_via_registry_yields_lines ... ok
[INFO] [stdout] test tests::format::plaintext_stream_tests::plaintext_stream_yields_lines_as_strings ... ok
[INFO] [stdout] test tests::io::memory_tests::in_memory_sink_writes_and_reads_back ... ok
[INFO] [stdout] test tests::io::memory_tests::in_memory_source_reads_data ... ok
[INFO] [stdout] test tests::format::plaintext_stream_tests::plaintext_stream_via_registry_empty_input_yields_no_items ... ok
[INFO] [stdout] test format::tests::default_format_order_is_expected ... ok
[INFO] [stdout] test tests::io::stdio_tests::file_input_reads_file ... ok
[INFO] [stdout] test tests::config::spec_tests::input_spec_with_format_and_candidates ... ok
[INFO] [stdout] test tests::io::stdio_tests::file_output_writes_and_appends ... ok
[INFO] [stdout] test tests::feature_matrix::feature_matrix_compiles ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::feature_matrix::feature_matrix_compiles stdout ----
[INFO] [stdout] running feature matrix case: no_default=true, features=[]
[INFO] [stdout] running feature matrix case: no_default=false, features=[]
[INFO] [stdout] running feature matrix case: no_default=true, features=["plaintext"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["sarge"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["yaml"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["json"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["toml"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["ini"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["xml"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["custom"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["csv"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["plaintext", "sarge"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["json", "yaml"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["async"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["custom", "yaml"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["full"]
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::feature_matrix::feature_matrix_compiles' (38) panicked at src/tests/feature_matrix.rs:175:5:
[INFO] [stdout] feature matrix failures (16):
[INFO] [stdout] no_default=true, features=[]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=false, features=[]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["sarge"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["plaintext"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["yaml"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["json"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["ini"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["xml"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["custom"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["csv"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["toml"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["plaintext", "sarge"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["json", "yaml"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["async"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["full"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] no_default=true, features=["custom", "yaml"]: create target dir failed: Read-only file system (os error 30)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62f15383e5f2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62f15383e5f2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62f15383e5f2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62f15383e5f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62f15384e6fa - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62f15384e6fa - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x62f15380a926 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x62f15380a926 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x62f15381bca9 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x62f15381bca9 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x62f15381bb41 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x62f1537daa5e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x62f1537daa5e - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x62f15381bfd2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x62f15381bfd2 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x62f15381bd68 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x62f153816e69 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x62f1537fdecd - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x62f153855bec - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x62f15378690c - multiio::tests::feature_matrix::feature_matrix_compiles::hec7ebc58bb28d114
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/feature_matrix.rs:175:5
[INFO] [stdout]   20:     0x62f153786d37 - multiio::tests::feature_matrix::feature_matrix_compiles::{{closure}}::h9cc3288da268e473
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/feature_matrix.rs:46:29
[INFO] [stdout]   21:     0x62f1537a9096 - core::ops::function::FnOnce::call_once::hd9fb7672bb48e165
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x62f1537da85b - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x62f1537da85b - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x62f1537ee22a - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x62f1537ee22a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   26:     0x62f1537ee22a - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x62f1537ee22a - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x62f1537ee22a - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x62f1537ee22a - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x62f1537ee22a - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x62f1537c8684 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x62f1537c8684 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   33:     0x62f1537cbf42 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   34:     0x62f1537cbf42 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   35:     0x62f1537cbf42 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x62f1537cbf42 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x62f1537cbf42 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x62f1537cbf42 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   39:     0x62f1537cbf42 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x62f153811f6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   41:     0x62f153811f6f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   42:     0x785885424aa4 - <unknown>
[INFO] [stdout]   43:     0x7858854b1a64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::feature_matrix::feature_matrix_compiles
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 21 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aeb3f6d91019570fb7642ea81cea35e920562f2d050789a4205a6364dbe5c348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeb3f6d91019570fb7642ea81cea35e920562f2d050789a4205a6364dbe5c348", kill_on_drop: false }`
[INFO] [stdout] aeb3f6d91019570fb7642ea81cea35e920562f2d050789a4205a6364dbe5c348
