[INFO] fetching crate staircase 0.0.6... [INFO] testing staircase-0.0.6 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate staircase 0.0.6 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate staircase 0.0.6 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate staircase 0.0.6 [INFO] tweaked toml for crates.io crate staircase 0.0.6 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate staircase 0.0.6 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate staircase 0.0.6 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db2a04d187eaea2f30ee8811e42a771b9249de36ce6ebca60ab3e865c5269ab9 [INFO] running `Command { std: "docker" "start" "-a" "db2a04d187eaea2f30ee8811e42a771b9249de36ce6ebca60ab3e865c5269ab9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db2a04d187eaea2f30ee8811e42a771b9249de36ce6ebca60ab3e865c5269ab9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db2a04d187eaea2f30ee8811e42a771b9249de36ce6ebca60ab3e865c5269ab9", kill_on_drop: false }` [INFO] [stdout] db2a04d187eaea2f30ee8811e42a771b9249de36ce6ebca60ab3e865c5269ab9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6dbdd20bc6bb53ba84a52a57cd8a99123a02cc1d317a150e0d65291aa68419ed [INFO] running `Command { std: "docker" "start" "-a" "6dbdd20bc6bb53ba84a52a57cd8a99123a02cc1d317a150e0d65291aa68419ed", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling pin-project-lite v0.2.16 [INFO] [stderr] Compiling itoa v1.0.15 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling bytes v1.10.1 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Compiling futures-sink v0.3.31 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ryu v1.0.20 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling httparse v1.10.1 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling smallvec v1.15.0 [INFO] [stderr] Compiling equivalent v1.0.2 [INFO] [stderr] Compiling tracing-core v0.1.33 [INFO] [stderr] Compiling ucd-trie v0.1.7 [INFO] [stderr] Compiling try-lock v0.2.5 [INFO] [stderr] Compiling base64 v0.22.1 [INFO] [stderr] Compiling tower-service v0.3.3 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling want v0.3.1 [INFO] [stderr] Compiling k8s-openapi v0.25.0 [INFO] [stderr] Compiling foldhash v0.1.5 [INFO] [stderr] Compiling allocator-api2 v0.2.21 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Compiling parking v2.2.1 [INFO] [stderr] Compiling percent-encoding v2.3.1 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling hashbrown v0.15.3 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] error: failed to run custom build command for `k8s-openapi v0.25.0` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/k8s-openapi-8dba3c2ebd4428b8/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo::rerun-if-env-changed=K8S_OPENAPI_ENABLED_VERSION [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (633) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/k8s-openapi-0.25.0/build.rs:17:42: [INFO] [stderr] [INFO] [stderr] None of the v1_* features are enabled on the k8s-openapi crate. [INFO] [stderr] [INFO] [stderr] The k8s-openapi crate requires a feature to be enabled to indicate which version of Kubernetes it should support. [INFO] [stderr] [INFO] [stderr] If you're using k8s-openapi in a binary crate, enable the feature corresponding to the minimum version of API server that you want to support. In case your binary crate does not directly depend on k8s-openapi, add a dependency on k8s-openapi and enable the corresponding feature in it. [INFO] [stderr] [INFO] [stderr] If you're using k8s-openapi in a library crate, add a dev-dependency on k8s-openapi and enable one of the features there. This way the feature will be enabled when buildings tests and examples of your library, but not when building the library itself. In case your library crate does not directly depend on k8s-openapi, add a dev-dependency on k8s-openapi and enable the corresponding feature in it. [INFO] [stderr] [INFO] [stderr] Alternatively, when running commands that do not build dev dependencies such as `cargo check` and `cargo doc`, you can set the `K8S_OPENAPI_ENABLED_VERSION` environment variable, such as `K8S_OPENAPI_ENABLED_VERSION=1.50`. [INFO] [stderr] [INFO] [stderr] Library crates *must not* enable any features in their direct dependency on k8s-openapi, only in their dev-dependency. The choice of which Kubernetes version to support should be left to the final binary crate, so only binary crates should enable a specific feature. If library crates also enabled features, it could cause multiple features to be enabled simultaneously, which k8s-openapi does not support. [INFO] [stderr] [INFO] [stderr] If your library crate only supports a single specific version or a specific range of versions of Kubernetes, please use the `k8s_if_*` version-specific macros or a build script to emit different code based on which feature gets enabled in the end. [INFO] [stderr] [INFO] [stderr] If you believe you *have* enabled a version feature and should not be seeing this error, check your Cargo.lock or run `cargo tree -i k8s-openapi` to ensure that this version of k8s-openapi is the only one being used in your project. [INFO] [stderr] [INFO] [stderr] See the k8s-openapi docs for more details. [INFO] [stderr] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5acbd3b030e2 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5acbd3b030e2 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5acbd3b030e2 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5acbd3b030e2 - ::fmt::h47627beda0767f4c [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5acbd3b1239f - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5acbd3b1239f - core::fmt::write::h8a63064c67176fd8 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stderr] 6: 0x5acbd3ae0503 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5acbd3ae0503 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5acbd3ae5e92 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5acbd3ae786c - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5acbd3ae76c6 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5acbd3ae7e45 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5acbd3ae7cda - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x5acbd3ae5fc9 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5acbd3ad507d - __rustc[256c90bb7e548b45]::rust_begin_unwind [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x5acbd3b15940 - core::panicking::panic_fmt::hf19c198748ef6a95 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x5acbd3b150fb - core::panicking::panic_display::h5ffde39e4793a310 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:264:5 [INFO] [stderr] 17: 0x5acbd3b150fb - core::option::expect_failed::he888a6f0ddb3eaaf [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/option.rs:2183:5 [INFO] [stderr] 18: 0x5acbd3ad4405 - core::option::Option::expect::h6c5323c06dcdcc3a [INFO] [stderr] 19: 0x5acbd3ac60ab - build_script_build::main::h7f7083a87c471b6b [INFO] [stderr] 20: 0x5acbd3acf923 - core::ops::function::FnOnce::call_once::h08ee6c30a872b431 [INFO] [stderr] 21: 0x5acbd3acf0c6 - std::sys::backtrace::__rust_begin_short_backtrace::h88d69c7129f0dcb1 [INFO] [stderr] 22: 0x5acbd3ad2889 - std::rt::lang_start::{{closure}}::he76781dac3435ba4 [INFO] [stderr] 23: 0x5acbd3ae1e50 - core::ops::function::impls:: for &F>::call_once::hdf957eac011d0136 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 24: 0x5acbd3ae1e50 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stderr] 25: 0x5acbd3ae1e50 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stderr] 26: 0x5acbd3ae1e50 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stderr] 27: 0x5acbd3ae1e50 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stderr] 28: 0x5acbd3ae1e50 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stderr] 29: 0x5acbd3ae1e50 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stderr] 30: 0x5acbd3ae1e50 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stderr] 31: 0x5acbd3ae1e50 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stderr] 32: 0x5acbd3ad2871 - std::rt::lang_start::hcfe9b0d1d38e8f53 [INFO] [stderr] 33: 0x5acbd3acb565 - main [INFO] [stderr] 34: 0x7554e08611ca - [INFO] [stderr] 35: 0x7554e086128b - __libc_start_main [INFO] [stderr] 36: 0x5acbd3ac36d5 - _start [INFO] [stderr] 37: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6dbdd20bc6bb53ba84a52a57cd8a99123a02cc1d317a150e0d65291aa68419ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dbdd20bc6bb53ba84a52a57cd8a99123a02cc1d317a150e0d65291aa68419ed", kill_on_drop: false }` [INFO] [stdout] 6dbdd20bc6bb53ba84a52a57cd8a99123a02cc1d317a150e0d65291aa68419ed