[INFO] fetching crate multiio 0.2.3...
[INFO] testing multiio-0.2.3 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate multiio 0.2.3 into /workspace/builds/worker-4-tc1/source
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate multiio 0.2.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate multiio 0.2.3
[INFO] tweaked toml for crates.io crate multiio 0.2.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate multiio 0.2.3 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate multiio 0.2.3 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sarge v9.0.0
[INFO] [stderr]   Downloaded serde_ini v0.2.0
[INFO] [stderr]   Downloaded result v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb
[INFO] running `Command { std: "docker" "start" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[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 `release` profile [optimized] target(s) in 6.12s
[INFO] running `Command { std: "docker" "inspect" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling cc v1.2.49
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling criterion-plot v0.8.1
[INFO] [stderr]    Compiling page_size v0.6.0
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling tempfile v3.23.0
[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 serde v1.0.228
[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 `release` profile [optimized] target(s) in 47.09s
[INFO] running `Command { std: "docker" "inspect" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/multiio-955f7b50ce7be803)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[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_infer_format_from_path ... ok
[INFO] [stdout] test tests::config::spec_tests::output_spec_with_policy_and_format ... ok
[INFO] [stdout] test tests::format::plaintext_stream_tests::plaintext_stream_via_registry_empty_input_yields_no_items ... ok
[INFO] [stdout] test tests::error::policy_tests::error_policy_default_is_accumulate ... ok
[INFO] [stdout] test tests::io::memory_tests::in_memory_sink_writes_and_reads_back ... ok
[INFO] [stdout] test tests::error::policy_tests::aggregate_error_from_single ... ok
[INFO] [stdout] test tests::cli::parse_tests::test_parse_format ... ok
[INFO] [stdout] test builder::tests::resolve_single_output_supports_stdout_alias_stderr_and_forced_path ... ok
[INFO] [stdout] test tests::error::aggregate_tests::aggregate_error_display_includes_count ... ok
[INFO] [stdout] test tests::io::memory_tests::in_memory_source_reads_data ... ok
[INFO] [stdout] test format::tests::default_format_order_is_expected ... ok
[INFO] [stdout] test tests::config::spec_tests::input_spec_with_format_and_candidates ... ok
[INFO] [stdout] test tests::format::plaintext_stream_tests::plaintext_stream_yields_lines_as_strings ... ok
[INFO] [stdout] test tests::error::policy_tests::aggregate_error_single_and_len ... 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_empty_input_yields_no_items ... ok
[INFO] [stdout] test builder::tests::builder_defaults_match_default_format_order ... ok
[INFO] [stdout] test tests::io::stdio_tests::file_input_reads_file ... ok
[INFO] [stdout] test tests::feature_matrix::feature_matrix_compiles ... FAILED
[INFO] [stdout] test tests::io::stdio_tests::file_output_writes_and_appends ... ok
[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=["csv"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["custom"]
[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=["custom", "yaml"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["async"]
[INFO] [stdout] running feature matrix case: no_default=true, features=["full"]
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::feature_matrix::feature_matrix_compiles' (914) 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=["plaintext"]: 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=["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=["toml"]: 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=["csv"]: 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=["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=["custom", "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] stack backtrace:
[INFO] [stdout]    0:     0x63afb4a16ea1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x63afb4a2d27a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x63afb4a1d14c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x63afb49f1676 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x63afb4a0e789 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x63afb49a8de0 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x63afb4a0eab2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x63afb49f1722 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x63afb49e9fe9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x63afb49f239d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x63afb4a2d9ac - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x63afb498cc15 - multiio[8444814b618dcbe1]::tests::feature_matrix::feature_matrix_compiles
[INFO] [stdout]   12:     0x63afb49909b9 - <multiio[8444814b618dcbe1]::tests::feature_matrix::feature_matrix_compiles::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x63afb499c0cb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x63afb49a9735 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x63afb49a2ff4 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x63afb49ac892 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x63afb4a16259 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7cb76021cdfa - <unknown>
[INFO] [stdout]   19:     0x7cb7602b03d4 - clone
[INFO] [stdout]   20:                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 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb", kill_on_drop: false }`
[INFO] [stdout] 05cde7f440276f13aeeebac99351e78f267291345ac7b256bc3d1a90fd21f7cb
