[INFO] fetching crate safeguard 1.0.3... [INFO] testing safeguard-1.0.3 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate safeguard 1.0.3 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate safeguard 1.0.3 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate safeguard 1.0.3 [INFO] tweaked toml for crates.io crate safeguard 1.0.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate safeguard 1.0.3 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] crate crates.io crate safeguard 1.0.3 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" "+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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7d819b20ff5f61fee6e72b795e9cc616369aad0a3053ba899b5e944062bbab50 [INFO] running `Command { std: "docker" "start" "-a" "7d819b20ff5f61fee6e72b795e9cc616369aad0a3053ba899b5e944062bbab50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d819b20ff5f61fee6e72b795e9cc616369aad0a3053ba899b5e944062bbab50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d819b20ff5f61fee6e72b795e9cc616369aad0a3053ba899b5e944062bbab50", kill_on_drop: false }` [INFO] [stdout] 7d819b20ff5f61fee6e72b795e9cc616369aad0a3053ba899b5e944062bbab50 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 26dc5c1d9e7de91a4aa2c73eb6b87f1508db33cd6f9960fff4d9a8da91b1dc80 [INFO] running `Command { std: "docker" "start" "-a" "26dc5c1d9e7de91a4aa2c73eb6b87f1508db33cd6f9960fff4d9a8da91b1dc80", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling slab v0.4.10 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling bitflags v2.9.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling cc v1.2.27 [INFO] [stderr] Compiling tracing-core v0.1.34 [INFO] [stderr] Compiling hashbrown v0.15.4 [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling event-listener v5.4.0 [INFO] [stderr] Compiling indexmap v2.9.0 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling rustversion v1.0.21 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling openssl-sys v0.9.109 [INFO] [stderr] Compiling event-listener-strategy v0.5.4 [INFO] [stderr] Compiling block-padding v0.3.3 [INFO] [stderr] Compiling futures-lite v2.6.0 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling openssl v0.10.73 [INFO] [stderr] Compiling inout v0.1.4 [INFO] [stderr] Compiling async-channel v2.3.1 [INFO] [stderr] Compiling signal-hook-registry v1.4.5 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling mio v1.0.4 [INFO] [stderr] Compiling parking_lot v0.12.4 [INFO] [stderr] Compiling socket2 v0.5.10 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling async-fs v1.6.0 [INFO] [stderr] Compiling rustix v0.37.28 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling signal-hook v0.3.18 [INFO] [stderr] Compiling xcb v0.8.2 [INFO] [stderr] Compiling blocking v1.6.1 [INFO] [stderr] Compiling socket2 v0.4.10 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling zvariant_utils v1.0.1 [INFO] [stderr] Compiling mio v0.8.11 [INFO] [stderr] Compiling cipher v0.4.4 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling darling_core v0.20.11 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Compiling form_urlencoded v1.2.1 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Compiling signal-hook-mio v0.2.4 [INFO] [stderr] Compiling nix v0.26.4 [INFO] [stderr] Compiling zvariant_derive v3.15.2 [INFO] [stderr] Compiling zbus_macros v3.15.2 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling enumflags2_derive v0.7.12 [INFO] [stderr] Compiling zerofrom v0.1.6 [INFO] [stderr] Compiling yoke v0.8.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling zerovec v0.11.2 [INFO] [stderr] Compiling zerotrie v0.2.2 [INFO] [stderr] Compiling tokio v1.45.1 [INFO] [stderr] Compiling darling_macro v0.20.11 [INFO] [stderr] Compiling serde_repr v0.1.20 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling async-trait v0.1.88 [INFO] [stderr] Compiling async-recursion v1.1.1 [INFO] [stderr] Compiling tinystr v0.8.1 [INFO] [stderr] Compiling potential_utf v0.1.2 [INFO] [stderr] Compiling icu_collections v2.0.0 [INFO] [stderr] Compiling icu_locale_core v2.0.0 [INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2` [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/xcb-a96ae48d1be5b521/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error occured in handler: ('request: ', ('xcb', 'Composite', 'ReleaseOverlayWindow')) [INFO] [stderr] Traceback (most recent call last): [INFO] [stderr] File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/rs_client.py", line 2448, in [INFO] [stderr] module.generate() [INFO] [stderr] File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/xcbgen/state.py", line 108, in generate [INFO] [stderr] self.close() [INFO] [stderr] File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/rs_client.py", line 296, in rs_close [INFO] [stderr] _f.writeout(os.path.join(module.rs_srcdir, "ffi", "%s.rs" % _module_name(_ns.ext_name))) [INFO] [stderr] File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/rs_client.py", line 114, in writeout [INFO] [stderr] with open(path, 'w') as f: [INFO] [stderr] ^^^^^^^^^^^^^^^ [INFO] [stderr] OSError: [Errno 30] Read-only file system: '/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/src/ffi/composite.rs' [INFO] [stderr] [INFO] [stderr] thread 'main' (1502) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/build.rs:75:17: [INFO] [stderr] processing of /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/xml/composite.xml returned non-zero (1) [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5b6f30fbd832 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5b6f30fbd832 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5b6f30fbd832 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5b6f30fbd832 - ::fmt::h67edf0e4d33c343c [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5b6f30fcc81f - core::fmt::rt::Argument::fmt::hef94184842aeafdd [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5b6f30fcc81f - core::fmt::write::hcf0c66b48a8fa606 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5b6f30f92151 - std::io::default_write_fmt::h1ecb8c7cfa7da481 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5b6f30f92151 - std::io::Write::write_fmt::h051fe4a9e4fdbf48 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5b6f30f9b9b2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5b6f30f9d7ec - std::panicking::default_hook::{{closure}}::h91001850288db5f7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5b6f30f9d646 - std::panicking::default_hook::h2346dbb704ef5512 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5b6f30f9de75 - std::panicking::panic_with_hook::hd2b063a6090d23a4 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5b6f30f9dd0a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x5b6f30f9bae9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5b6f30f86bad - __rustc[1d67440d6e82e4f]::rust_begin_unwind [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x5b6f30fcfcb0 - core::panicking::panic_fmt::h420ddb7fd73daf53 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x5b6f30f8142d - build_script_build::main::{{closure}}::hca2d8fbf52b5a660 [INFO] [stderr] 17: 0x5b6f30f8198d - build_script_build::visit_xml::h482618ae77147022 [INFO] [stderr] 18: 0x5b6f30f80a8a - build_script_build::main::h08096d8f64f12bad [INFO] [stderr] 19: 0x5b6f30f83233 - core::ops::function::FnOnce::call_once::he51cccf96db9510a [INFO] [stderr] 20: 0x5b6f30f82ad6 - std::sys::backtrace::__rust_begin_short_backtrace::h73f7cbcc92147c61 [INFO] [stderr] 21: 0x5b6f30f82949 - std::rt::lang_start::{{closure}}::h94cf72efc30a8bc5 [INFO] [stderr] 22: 0x5b6f30f93a50 - core::ops::function::impls:: for &F>::call_once::h4967fb77e0dfb65c [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 23: 0x5b6f30f93a50 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 24: 0x5b6f30f93a50 - std::panicking::catch_unwind::h26f0e342004b5114 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 25: 0x5b6f30f93a50 - std::panic::catch_unwind::h9ee33ca17775d897 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 26: 0x5b6f30f93a50 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24 [INFO] [stderr] 27: 0x5b6f30f93a50 - std::panicking::catch_unwind::do_call::h819db0a7788e7259 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 28: 0x5b6f30f93a50 - std::panicking::catch_unwind::h23e08fb4a7b9f405 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 29: 0x5b6f30f93a50 - std::panic::catch_unwind::h7ca3d9eabb6135ff [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 30: 0x5b6f30f93a50 - std::rt::lang_start_internal::h06ad7395f4fda8d7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5 [INFO] [stderr] 31: 0x5b6f30f82931 - std::rt::lang_start::h3e6f9878a0ba9d5a [INFO] [stderr] 32: 0x5b6f30f868a5 - main [INFO] [stderr] 33: 0x7855680d31ca - [INFO] [stderr] 34: 0x7855680d328b - __libc_start_main [INFO] [stderr] 35: 0x5b6f30f7fea5 - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "26dc5c1d9e7de91a4aa2c73eb6b87f1508db33cd6f9960fff4d9a8da91b1dc80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26dc5c1d9e7de91a4aa2c73eb6b87f1508db33cd6f9960fff4d9a8da91b1dc80", kill_on_drop: false }` [INFO] [stdout] 26dc5c1d9e7de91a4aa2c73eb6b87f1508db33cd6f9960fff4d9a8da91b1dc80