[INFO] fetching crate opzioni 3.0.1... [INFO] testing opzioni-3.0.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate opzioni 3.0.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate opzioni 3.0.1 [INFO] finished tweaking crates.io crate opzioni 3.0.1 [INFO] tweaked toml for crates.io crate opzioni 3.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate opzioni 3.0.1 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] [stderr] Updating crates.io index [INFO] [stderr] Locking 54 packages to latest compatible versions [INFO] [stderr] Adding toml v0.8.23 (available: v0.9.7) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 295cc8385755c26f477a325a4f7ee6ad3f9213830bdcfeaa6512474a00a8cd5e [INFO] running `Command { std: "docker" "start" "-a" "295cc8385755c26f477a325a4f7ee6ad3f9213830bdcfeaa6512474a00a8cd5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "295cc8385755c26f477a325a4f7ee6ad3f9213830bdcfeaa6512474a00a8cd5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "295cc8385755c26f477a325a4f7ee6ad3f9213830bdcfeaa6512474a00a8cd5e", kill_on_drop: false }` [INFO] [stdout] 295cc8385755c26f477a325a4f7ee6ad3f9213830bdcfeaa6512474a00a8cd5e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 159b95b5fc351b020bb8ac23e7eb8e00c84f4583ec6bb8e434b426ee9c949e32 [INFO] running `Command { std: "docker" "start" "-a" "159b95b5fc351b020bb8ac23e7eb8e00c84f4583ec6bb8e434b426ee9c949e32", kill_on_drop: false }` [INFO] [stderr] Compiling toml_write v0.1.2 [INFO] [stderr] Compiling winnow v0.7.13 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_spanned v0.6.9 [INFO] [stderr] Compiling toml_datetime v0.6.11 [INFO] [stderr] Compiling serde_yaml v0.9.34+deprecated [INFO] [stderr] Compiling toml_edit v0.22.27 [INFO] [stderr] Compiling toml v0.8.23 [INFO] [stderr] Compiling opzioni v3.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.84s [INFO] running `Command { std: "docker" "inspect" "159b95b5fc351b020bb8ac23e7eb8e00c84f4583ec6bb8e434b426ee9c949e32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "159b95b5fc351b020bb8ac23e7eb8e00c84f4583ec6bb8e434b426ee9c949e32", kill_on_drop: false }` [INFO] [stdout] 159b95b5fc351b020bb8ac23e7eb8e00c84f4583ec6bb8e434b426ee9c949e32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 904b85c611c2a3fcfbd60bc4a5c107b318407772fd192a8bc088602037c8dc7f [INFO] running `Command { std: "docker" "start" "-a" "904b85c611c2a3fcfbd60bc4a5c107b318407772fd192a8bc088602037c8dc7f", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_spanned v0.6.9 [INFO] [stderr] Compiling toml_datetime v0.6.11 [INFO] [stderr] Compiling serde_yaml v0.9.34+deprecated [INFO] [stderr] Compiling toml_edit v0.22.27 [INFO] [stderr] Compiling toml v0.8.23 [INFO] [stderr] Compiling opzioni v3.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 13.63s [INFO] running `Command { std: "docker" "inspect" "904b85c611c2a3fcfbd60bc4a5c107b318407772fd192a8bc088602037c8dc7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "904b85c611c2a3fcfbd60bc4a5c107b318407772fd192a8bc088602037c8dc7f", kill_on_drop: false }` [INFO] [stdout] 904b85c611c2a3fcfbd60bc4a5c107b318407772fd192a8bc088602037c8dc7f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6fa5892c23b566d4ff7775d0103d58fe0e962db012a0e7afcaf8179f9b1e3470 [INFO] running `Command { std: "docker" "start" "-a" "6fa5892c23b566d4ff7775d0103d58fe0e962db012a0e7afcaf8179f9b1e3470", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/opzioni-a542e8520b829592) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests opzioni [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/config/std.rs - config::std::Config::new (line 20) ... ok [INFO] [stdout] test src/config/std.rs - config::std::Config::get (line 44) ... FAILED [INFO] [stdout] test src/config/std.rs - config::std::Config::configure (line 67) ... ok [INFO] [stdout] test src/config/std.rs - config::std::ConfigBuilder::use_default_on_error (line 160) ... ok [INFO] [stdout] test src/config/std.rs - config::std::Config::save (line 95) ... FAILED [INFO] [stdout] test src/config/std.rs - config::std::ConfigBuilder::load (line 193) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/config/std.rs - config::std::Config::get (line 44) stdout ---- [INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `opzioni::config::std::Config` in the current scope [INFO] [stdout] --> src/config/std.rs:55:34 [INFO] [stdout] | [INFO] [stdout] 14 | let config = Config::::empty(); [INFO] [stdout] | ^^^^^ function or associated item not found in `opzioni::config::std::Config` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `opzioni::config::std::Config`, consider using `opzioni::config::std::Config::::new` which returns `opzioni::config::std::Config<_>` [INFO] [stdout] --> /opt/rustwide/workdir/src/config/std.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new(config: T, path: PathBuf) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/config/std.rs - config::std::Config::save (line 95) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (170) panicked at src/config/std.rs:18:15: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: SerializationError(Some("Read-only file system (os error 30)")) [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5b92ea814ad2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5b92ea814ad2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5b92ea814ad2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5b92ea814ad2 - ::fmt::h67edf0e4d33c343c [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5b92ea82614f - core::fmt::rt::Argument::fmt::hef94184842aeafdd [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5b92ea82614f - core::fmt::write::hcf0c66b48a8fa606 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5b92ea7f2391 - std::io::default_write_fmt::h1ecb8c7cfa7da481 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5b92ea7f2391 - std::io::Write::write_fmt::h051fe4a9e4fdbf48 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5b92ea7f7f12 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5b92ea7f9a0c - std::panicking::default_hook::{{closure}}::h91001850288db5f7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5b92ea7f9866 - std::panicking::default_hook::h2346dbb704ef5512 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x5b92ea7fa095 - std::panicking::panic_with_hook::hd2b063a6090d23a4 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x5b92ea7f9f2a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x5b92ea7f8049 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x5b92ea7e657d - __rustc[1d67440d6e82e4f]::rust_begin_unwind [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x5b92ea82f6c0 - core::panicking::panic_fmt::h420ddb7fd73daf53 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x5b92ea82ec66 - core::result::unwrap_failed::hdde076be853d034f [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5 [INFO] [stdout] 17: 0x5b92ea6568c9 - rust_out::main::_doctest_main_src_config_std_rs_95_0::hacc14662206be109 [INFO] [stdout] 18: 0x5b92ea656316 - rust_out::main::h909c389308a13d94 [INFO] [stdout] 19: 0x5b92ea6488c3 - core::ops::function::FnOnce::call_once::he80aaf16098e337a [INFO] [stdout] 20: 0x5b92ea646026 - std::sys::backtrace::__rust_begin_short_backtrace::hd4f5856814720a68 [INFO] [stdout] 21: 0x5b92ea645ef9 - std::rt::lang_start::{{closure}}::hdd522a24cafb4b4b [INFO] [stdout] 22: 0x5b92ea7f3790 - core::ops::function::impls:: for &F>::call_once::h4967fb77e0dfb65c [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 23: 0x5b92ea7f3790 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stdout] 24: 0x5b92ea7f3790 - std::panicking::catch_unwind::h26f0e342004b5114 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stdout] 25: 0x5b92ea7f3790 - std::panic::catch_unwind::h9ee33ca17775d897 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stdout] 26: 0x5b92ea7f3790 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24 [INFO] [stdout] 27: 0x5b92ea7f3790 - std::panicking::catch_unwind::do_call::h819db0a7788e7259 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stdout] 28: 0x5b92ea7f3790 - std::panicking::catch_unwind::h23e08fb4a7b9f405 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stdout] 29: 0x5b92ea7f3790 - std::panic::catch_unwind::h7ca3d9eabb6135ff [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x5b92ea7f3790 - std::rt::lang_start_internal::h06ad7395f4fda8d7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5 [INFO] [stdout] 31: 0x5b92ea645ee1 - std::rt::lang_start::h5d51bffdfd88737a [INFO] [stdout] 32: 0x5b92ea65c1b5 - main [INFO] [stdout] 33: 0x786d13af41ca - [INFO] [stdout] 34: 0x786d13af428b - __libc_start_main [INFO] [stdout] 35: 0x5b92ea63a505 - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/config/std.rs - config::std::Config::get (line 44) [INFO] [stdout] src/config/std.rs - config::std::Config::save (line 95) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.48s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "6fa5892c23b566d4ff7775d0103d58fe0e962db012a0e7afcaf8179f9b1e3470", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fa5892c23b566d4ff7775d0103d58fe0e962db012a0e7afcaf8179f9b1e3470", kill_on_drop: false }` [INFO] [stdout] 6fa5892c23b566d4ff7775d0103d58fe0e962db012a0e7afcaf8179f9b1e3470