[INFO] fetching crate riot-wrappers 0.9.2...
[INFO] testing riot-wrappers-0.9.2 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate riot-wrappers 0.9.2 into /workspace/builds/worker-3-tc1/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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate riot-wrappers 0.9.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 81 packages to highest compatible versions
[INFO] [stderr]       Adding embedded-graphics v0.6.2 (available: v0.8.2)
[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: v0.9.3)
[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: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded c2rust-bitfields-derive v0.2.1
[INFO] [stderr]   Downloaded riot-sys v0.7.16
[INFO] [stderr]   Downloaded c2rust-asm-casts v0.2.0
[INFO] [stderr]   Downloaded c2rust-bitfields v0.3.0
[INFO] [stderr]   Downloaded switch-hal v0.4.0
[INFO] [stderr]   Downloaded mutex-trait v0.2.0
[INFO] [stderr]   Downloaded embedded-nal-async v0.7.1
[INFO] [stderr]   Downloaded no-std-net v0.5.0
[INFO] [stderr]   Downloaded cstr v0.2.12
[INFO] [stderr]   Downloaded embedded-nal v0.6.0
[INFO] [stderr]   Downloaded coap-numbers v0.2.11
[INFO] [stderr]   Downloaded coap-message v0.3.7
[INFO] [stderr]   Downloaded coap-handler v0.2.1
[INFO] [stderr]   Downloaded embedded-nal v0.8.0
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded embedded-nal-tcpextensions v0.1.3
[INFO] [stderr]   Downloaded embedded-graphics v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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] 36186eb32dcbd4f8aefa3a92ee5bca7a77adc9ce58742bf4e6e6dbfb59ae7b40
[INFO] running `Command { std: "docker" "start" "36186eb32dcbd4f8aefa3a92ee5bca7a77adc9ce58742bf4e6e6dbfb59ae7b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36186eb32dcbd4f8aefa3a92ee5bca7a77adc9ce58742bf4e6e6dbfb59ae7b40", 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" "36186eb32dcbd4f8aefa3a92ee5bca7a77adc9ce58742bf4e6e6dbfb59ae7b40" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36186eb32dcbd4f8aefa3a92ee5bca7a77adc9ce58742bf4e6e6dbfb59ae7b40", 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" "36186eb32dcbd4f8aefa3a92ee5bca7a77adc9ce58742bf4e6e6dbfb59ae7b40" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling clang-sys v1.9.1
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling riot-wrappers v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling c2rust-asm-casts v0.2.0
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling coap-numbers v0.2.11
[INFO] [stderr]    Compiling embedded-graphics v0.6.2
[INFO] [stderr]    Compiling cstr v0.2.12
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling coap-message v0.3.7
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling mutex-trait v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling pin-utils v0.1.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling coap-handler v0.2.1
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling switch-hal v0.4.0
[INFO] [stderr]    Compiling c2rust-bitfields-derive v0.2.1
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling c2rust-bitfields v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.13
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling pin-project v1.1.13
[INFO] [stderr]    Compiling riot-sys v0.7.16
[INFO] [stderr] error: failed to run custom build command for `riot-sys v0.7.16`
[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/riot-sys-7e26d43aede3d248/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' (558) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/riot-sys-0.7.16/build.rs:156:14:
[INFO] [stderr]   Please pass in RIOT_CC; see README.md for details.: NotPresent
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56b0d1142131 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x56b0d1158eaa - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]      2:     0x56b0d114727c - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x56b0d111da46 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x56b0d1139691 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]      5:     0x56b0d11399bb - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x56b0d111daf2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x56b0d1116689 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x56b0d111e6dd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stderr]      9:     0x56b0d11596cc - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stderr]     10:     0x56b0d11594a2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stderr]     11:     0x56b0d0ae7af4 - <core[df12db4294e9bfd3]::result::Result<alloc[2182bb758b4b3781]::string::String, std[70759c8f55707aa4]::env::VarError>>::expect
[INFO] [stderr]     12:     0x56b0d0afac8e - build_script_build[7fd94ba5e4238e81]::main
[INFO] [stderr]     13:     0x56b0d0aea353 - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     14:     0x56b0d0ae60de - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     15:     0x56b0d0ae13e9 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     16:     0x56b0d1138949 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stderr]     17:     0x56b0d0ae0471 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stderr]     18:     0x56b0d0b01095 - main
[INFO] [stderr]     19:     0x7d85a6569601 - <unknown>
[INFO] [stderr]     20:     0x7d85a6569718 - __libc_start_main
[INFO] [stderr]     21:     0x56b0d0ade915 - _start
[INFO] [stderr]     22:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "36186eb32dcbd4f8aefa3a92ee5bca7a77adc9ce58742bf4e6e6dbfb59ae7b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36186eb32dcbd4f8aefa3a92ee5bca7a77adc9ce58742bf4e6e6dbfb59ae7b40", kill_on_drop: false }`
[INFO] [stdout] 36186eb32dcbd4f8aefa3a92ee5bca7a77adc9ce58742bf4e6e6dbfb59ae7b40
