[INFO] fetching crate cordoba-py 0.3.1...
[INFO] testing cordoba-py-0.3.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate cordoba-py 0.3.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate cordoba-py 0.3.1
[INFO] finished tweaking crates.io crate cordoba-py 0.3.1
[INFO] tweaked toml for crates.io crate cordoba-py 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cordoba-py 0.3.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages to highest compatible versions
[INFO] [stderr]       Adding indoc-impl v0.3.6 (available: v0.3.7)
[INFO] [stderr]       Adding pyo3 v0.6.0-alpha.2 (available: v0.6.0)
[INFO] [stderr]       Adding pyo3-derive-backend v0.6.0-alpha.2 (available: v0.6.0)
[INFO] [stderr]       Adding pyo3cls v0.6.0-alpha.2 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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] 480a30619c8c946786bf33fdfe456f6d04140f88d696f342dfb1af8ab554b73e
[INFO] running `Command { std: "docker" "start" "480a30619c8c946786bf33fdfe456f6d04140f88d696f342dfb1af8ab554b73e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "480a30619c8c946786bf33fdfe456f6d04140f88d696f342dfb1af8ab554b73e", 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" "480a30619c8c946786bf33fdfe456f6d04140f88d696f342dfb1af8ab554b73e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "480a30619c8c946786bf33fdfe456f6d04140f88d696f342dfb1af8ab554b73e", 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" "480a30619c8c946786bf33fdfe456f6d04140f88d696f342dfb1af8ab554b73e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.3
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling inventory v0.1.11
[INFO] [stderr]    Compiling smallvec v1.16.3
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ghost v0.1.23
[INFO] [stderr]    Compiling pyo3 v0.11.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling proc-macro-hack v0.4.3
[INFO] [stderr]    Compiling mashup-impl v0.1.14+deprecated
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling mashup v0.1.14+deprecated
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling pyo3-derive-backend v0.11.1
[INFO] [stderr]    Compiling pyo3-derive-backend v0.6.0-alpha.2
[INFO] [stderr]    Compiling inventory-impl v0.1.11
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling indoc v0.3.6
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling pyo3cls v0.11.1
[INFO] [stderr]    Compiling pyo3cls v0.6.0-alpha.2
[INFO] [stderr]    Compiling pyo3 v0.6.0-alpha.2
[INFO] [stderr] error: failed to run custom build command for `pyo3 v0.6.0-alpha.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_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/release/build/pyo3/60042f3f0232c593/out/build_script_build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: pyo3 requires a nightly or dev version of Rust.
[INFO] [stderr]   Installed version is: 1.100.0-beta.1 (2026-09-27). Minimum required: 1.32.0-nightly (2018-11-02).
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (838) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pyo3-0.6.0-alpha.2/build.rs:529:17:
[INFO] [stderr]   Aborting compilation due to incompatible compiler.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5a1a19309781 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x5a1a1931caba - core[a373ad73a504971]::fmt::write
[INFO] [stderr]      2:     0x5a1a1930d84c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x5a1a192e94e6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x5a1a19302a01 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]      5:     0x5a1a19302bbb - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x5a1a192e8b7c - std[617be2ca0a6fd877]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]      7:     0x5a1a192e2309 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]      8:     0x5a1a192e003b - std[617be2ca0a6fd877]::panicking::begin_panic::<&str>
[INFO] [stderr]      9:     0x5a1a190e9618 - build_script_build[44a6541d920f5572]::check_rustc_version
[INFO] [stderr]     10:     0x5a1a190ec524 - build_script_build[44a6541d920f5572]::main
[INFO] [stderr]     11:     0x5a1a190ef9bb - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     12:     0x5a1a190f418e - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     13:     0x5a1a190f9759 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     14:     0x5a1a19301e78 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stderr]     15:     0x5a1a190f7c71 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stderr]     16:     0x5a1a190efb65 - main
[INFO] [stderr]     17:     0x76c4cb987601 - <unknown>
[INFO] [stderr]     18:     0x76c4cb987718 - __libc_start_main
[INFO] [stderr]     19:     0x5a1a190e4075 - _start
[INFO] [stderr]     20:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "480a30619c8c946786bf33fdfe456f6d04140f88d696f342dfb1af8ab554b73e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "480a30619c8c946786bf33fdfe456f6d04140f88d696f342dfb1af8ab554b73e", kill_on_drop: false }`
[INFO] [stdout] 480a30619c8c946786bf33fdfe456f6d04140f88d696f342dfb1af8ab554b73e
