[INFO] fetching crate riot-wrappers 0.9.2...
[INFO] testing riot-wrappers-0.9.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate riot-wrappers 0.9.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate riot-wrappers 0.9.2
[INFO] finished tweaking crates.io crate riot-wrappers 0.9.2
[INFO] tweaked toml for crates.io crate riot-wrappers 0.9.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate riot-wrappers 0.9.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 99 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-graphics v0.6.2 (available: v0.8.1)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding embedded-io-async v0.6.1 (available: v0.7.0)
[INFO] [stderr]       Adding embedded-nal v0.6.0 (available: v0.9.0)
[INFO] [stderr]       Adding embedded-nal-async v0.7.1 (available: v0.9.0)
[INFO] [stderr]       Adding heapless v0.8.0 (available: v0.9.1)
[INFO] [stderr]       Adding nb v0.1.3 (available: v1.1.0)
[INFO] [stderr]       Adding no-std-net v0.5.0 (available: v0.6.0)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[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] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83aae2d35aaaf57c484d6f7b26c31f02b8f11d6bde238429836c43438521c7eb
[INFO] running `Command { std: "docker" "start" "-a" "83aae2d35aaaf57c484d6f7b26c31f02b8f11d6bde238429836c43438521c7eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83aae2d35aaaf57c484d6f7b26c31f02b8f11d6bde238429836c43438521c7eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83aae2d35aaaf57c484d6f7b26c31f02b8f11d6bde238429836c43438521c7eb", kill_on_drop: false }`
[INFO] [stdout] 83aae2d35aaaf57c484d6f7b26c31f02b8f11d6bde238429836c43438521c7eb
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a69fb17ac699ca4d8865e5bfaafa18df36bcac429887db3b7d03bc78f649efd5
[INFO] running `Command { std: "docker" "start" "-a" "a69fb17ac699ca4d8865e5bfaafa18df36bcac429887db3b7d03bc78f649efd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling bindgen v0.64.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling c2rust-asm-casts v0.2.0
[INFO] [stderr]    Compiling riot-wrappers v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling coap-numbers v0.2.7
[INFO] [stderr]    Compiling embedded-graphics v0.6.2
[INFO] [stderr]    Compiling cstr v0.2.12
[INFO] [stderr]    Compiling coap-message v0.3.6
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling mutex-trait v0.2.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling coap-handler v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling switch-hal v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling c2rust-bitfields-derive v0.2.1
[INFO] [stderr]    Compiling c2rust-bitfields v0.3.0
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling riot-sys v0.7.15
[INFO] [stderr] error: failed to run custom build command for `riot-sys v0.7.15`
[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/riot-sys-b5677df5584285bc/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=BUILDING_RIOT_RS
[INFO] [stderr]   cargo:rerun-if-env-changed=RIOT_CC
[INFO] [stderr]   cargo:rerun-if-env-changed=RIOT_CFLAGS
[INFO] [stderr]   cargo:rerun-if-env-changed=RIOT_COMPILE_COMMANDS_JSON
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (556) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/riot-sys-0.7.15/build.rs:156:14:
[INFO] [stderr]   Please pass in RIOT_CC; see README.md for details.: NotPresent
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5934933beb22 - 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:     0x5934933beb22 - 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:     0x5934933beb22 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5934933beb22 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5934933d061f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5934933d061f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x59349338fcf1 - std::io::default_write_fmt::h1ecb8c7cfa7da481
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x59349338fcf1 - std::io::Write::write_fmt::h051fe4a9e4fdbf48
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x59349339b9c2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x59349339e9bf - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x59349339e819 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x59349339f0f5 - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x59349339eeda - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x59349339baf9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x593493383b6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5934933da7a0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5934933d99e6 - core::result::unwrap_failed::hdde076be853d034f
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5
[INFO] [stderr]     17:     0x593492d474a4 - core::result::Result<T,E>::expect::h13a234f350a0d42a
[INFO] [stderr]     18:     0x593492d22fce - build_script_build::main::h2f96ec6dc79e301d
[INFO] [stderr]     19:     0x593492d45d53 - core::ops::function::FnOnce::call_once::hc9ff5f3fd557862c
[INFO] [stderr]     20:     0x593492d3e2c6 - std::sys::backtrace::__rust_begin_short_backtrace::hd4198d415d1ec735
[INFO] [stderr]     21:     0x593492d37d59 - std::rt::lang_start::{{closure}}::h741e884ad31bfa9e
[INFO] [stderr]     22:     0x593493391850 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h4967fb77e0dfb65c
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x593493391850 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x593493391850 - std::panicking::catch_unwind::h26f0e342004b5114
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x593493391850 - std::panic::catch_unwind::h9ee33ca17775d897
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x593493391850 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x593493391850 - std::panicking::catch_unwind::do_call::h819db0a7788e7259
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x593493391850 - std::panicking::catch_unwind::h23e08fb4a7b9f405
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x593493391850 - std::panic::catch_unwind::h7ca3d9eabb6135ff
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x593493391850 - std::rt::lang_start_internal::h06ad7395f4fda8d7
[INFO] [stderr]                                  at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x593492d37d41 - std::rt::lang_start::hbf478d1f5515c585
[INFO] [stderr]     32:     0x593492d2a6d5 - main
[INFO] [stderr]     33:     0x70af5dd3c1ca - <unknown>
[INFO] [stderr]     34:     0x70af5dd3c28b - __libc_start_main
[INFO] [stderr]     35:     0x593492d20e15 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "a69fb17ac699ca4d8865e5bfaafa18df36bcac429887db3b7d03bc78f649efd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69fb17ac699ca4d8865e5bfaafa18df36bcac429887db3b7d03bc78f649efd5", kill_on_drop: false }`
[INFO] [stdout] a69fb17ac699ca4d8865e5bfaafa18df36bcac429887db3b7d03bc78f649efd5