[INFO] fetching crate pesto 0.1.0...
[INFO] testing pesto-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate pesto 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate pesto 0.1.0
[INFO] finished tweaking crates.io crate pesto 0.1.0
[INFO] tweaked toml for crates.io crate pesto 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pesto 0.1.0 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 pesto 0.1.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 604889964a7dfc9072b46a5b2d6fb95383a70829bac9af02978e185cdf9333f7
[INFO] running `Command { std: "docker" "start" "-a" "604889964a7dfc9072b46a5b2d6fb95383a70829bac9af02978e185cdf9333f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "604889964a7dfc9072b46a5b2d6fb95383a70829bac9af02978e185cdf9333f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604889964a7dfc9072b46a5b2d6fb95383a70829bac9af02978e185cdf9333f7", kill_on_drop: false }`
[INFO] [stdout] 604889964a7dfc9072b46a5b2d6fb95383a70829bac9af02978e185cdf9333f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 41e7cc75a761866db33090c2cf188c04938df880e84d5bff82635c66a0665108
[INFO] running `Command { std: "docker" "start" "-a" "41e7cc75a761866db33090c2cf188c04938df880e84d5bff82635c66a0665108", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling aws-lc-rs v1.14.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling os_pipe v1.2.3
[INFO] [stderr]    Compiling rustls-pki-types v1.13.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling rustls v0.23.34
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling cc v1.2.43
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling sigchld v0.2.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rdkafka-sys v4.9.0+2.10.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling shared_child v1.1.1
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling capnp v0.21.7
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling duct v0.13.7
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling rustls-native-certs v0.8.2
[INFO] [stderr]    Compiling metrics v0.24.2
[INFO] [stderr]    Compiling sketches-ddsketch v0.3.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling clap_builder v4.5.50
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling etherparse v0.16.0
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling quanta v0.12.6
[INFO] [stderr]    Compiling metrics-util v0.20.0
[INFO] [stderr]    Compiling openssl-sys v0.9.110
[INFO] [stderr]    Compiling sasl2-sys v0.1.22+2.1.28
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling aws-lc-sys v0.32.3
[INFO] [stderr]    Compiling capnpc v0.21.4
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling pesto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `pesto v0.1.0 (/opt/rustwide/workdir)`
[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/pesto-8a8df299d7085950/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   could not open file "src/sflow_capnp.rs" for writing: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (2835) panicked at build.rs:9:10:
[INFO] [stderr]   capnp compiles: Error { kind: Failed, extra: "Error while trying to execute `capnp compile`: Failed: Read-only file system (os error 30)." }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5b4e984f5132 - 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:     0x5b4e984f5132 - 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:     0x5b4e984f5132 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5b4e984f5132 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h47627beda0767f4c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5b4e98505f0f - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5b4e98505f0f - core::fmt::write::h8a63064c67176fd8
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x5b4e984c8793 - std::io::default_write_fmt::hc257f38f86d39af6
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5b4e984c8793 - std::io::Write::write_fmt::h5e9b646cef91150b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5b4e984d27d2 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5b4e984d4a1c - std::panicking::default_hook::{{closure}}::h23e0299d4738b766
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5b4e984d4876 - std::panicking::default_hook::hfeec6294e8751b62
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5b4e984d4ff5 - std::panicking::panic_with_hook::hd57cd463d793ed79
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5b4e984d4e8a - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5b4e984d2909 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5b4e984bc58d - __rustc[256c90bb7e548b45]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5b4e9850da80 - core::panicking::panic_fmt::hf19c198748ef6a95
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5b4e9850cdd6 - core::result::unwrap_failed::he81173b5792ad6b0
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1862:5
[INFO] [stderr]     17:     0x5b4e98481999 - core::result::Result<T,E>::expect::h40392036750c8c41
[INFO] [stderr]     18:     0x5b4e9841808c - build_script_build::main::h651931fb125e859a
[INFO] [stderr]     19:     0x5b4e98418173 - core::ops::function::FnOnce::call_once::hc9e04cde93836e38
[INFO] [stderr]     20:     0x5b4e98418116 - std::sys::backtrace::__rust_begin_short_backtrace::h5d949911d687c939
[INFO] [stderr]     21:     0x5b4e984180f9 - std::rt::lang_start::{{closure}}::hea753d9cf7d83ebf
[INFO] [stderr]     22:     0x5b4e984c9bd0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hdf957eac011d0136
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x5b4e984c9bd0 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x5b4e984c9bd0 - std::panicking::catch_unwind::ha7ce46787bb12905
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x5b4e984c9bd0 - std::panic::catch_unwind::h625b36596def7d39
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5b4e984c9bd0 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x5b4e984c9bd0 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x5b4e984c9bd0 - std::panicking::catch_unwind::hf64cf7b0d8070f52
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x5b4e984c9bd0 - std::panic::catch_unwind::h480b74763390cdcf
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x5b4e984c9bd0 - std::rt::lang_start_internal::h4b3d04f698aef094
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x5b4e984180e1 - std::rt::lang_start::hbf3bb1c936b9061a
[INFO] [stderr]     32:     0x5b4e98418695 - main
[INFO] [stderr]     33:     0x7a26c36621ca - <unknown>
[INFO] [stderr]     34:     0x7a26c366228b - __libc_start_main
[INFO] [stderr]     35:     0x5b4e98417ef5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "41e7cc75a761866db33090c2cf188c04938df880e84d5bff82635c66a0665108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41e7cc75a761866db33090c2cf188c04938df880e84d5bff82635c66a0665108", kill_on_drop: false }`
[INFO] [stdout] 41e7cc75a761866db33090c2cf188c04938df880e84d5bff82635c66a0665108