[INFO] crate riot-sys 0.2.1 is already in cache
[INFO] extracting crate riot-sys 0.2.1 into work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/riot-sys/0.2.1
[INFO] extracting crate riot-sys 0.2.1 into work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/riot-sys/0.2.1
[INFO] validating manifest of riot-sys-0.2.1 on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of riot-sys-0.2.1 on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing riot-sys-0.2.1
[INFO] finished frobbing riot-sys-0.2.1
[INFO] frobbed toml for riot-sys-0.2.1 written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/riot-sys/0.2.1/Cargo.toml
[INFO] started frobbing riot-sys-0.2.1
[INFO] finished frobbing riot-sys-0.2.1
[INFO] frobbed toml for riot-sys-0.2.1 written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/riot-sys/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking riot-sys-0.2.1 against try#29640c57b5f92febba0e40c50cb863c9a7ede51d for pr-57745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-7/try#29640c57b5f92febba0e40c50cb863c9a7ede51d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/riot-sys/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cfcea1a194e1d9ce62003a941aa9b1dee1b261c9b17425301b55bbe2043f5b9f
[INFO] running `"docker" "start" "-a" "cfcea1a194e1d9ce62003a941aa9b1dee1b261c9b17425301b55bbe2043f5b9f"`
[INFO] [stderr]    Compiling bindgen v0.43.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling cexpr v0.3.4
[INFO] [stderr]    Compiling riot-sys v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `riot-sys v0.2.1 (/opt/crater/workdir)`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/riot-sys-3ca52df0c25cbee9/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Please pass in RIOT_CFLAGS; see README.md for details.: NotPresent', src/libcore/result.rs:997:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56356d129f63 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h0d725ef8954f7a81
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x56356d125b98 - std::sys_common::backtrace::_print::he93610a5e58183ef
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stderr]    2:     0x56356d128bb2 - std::panicking::default_hook::{{closure}}::h976a5cdb5c2176bf
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    3:     0x56356d128924 - std::panicking::default_hook::h4a878371237b30b0
[INFO] [stderr]                                at src/libstd/panicking.rs:215
[INFO] [stderr]    4:     0x56356d1292c0 - std::panicking::rust_panic_with_hook::h21243774c4b09b92
[INFO] [stderr]                                at src/libstd/panicking.rs:478
[INFO] [stderr]    5:     0x56356d128e41 - std::panicking::continue_panic_fmt::he1f5b05ccead99ec
[INFO] [stderr]                                at src/libstd/panicking.rs:385
[INFO] [stderr]    6:     0x56356d128d25 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:312
[INFO] [stderr]    7:     0x56356d144dbc - core::panicking::panic_fmt::h8d7396388ebcae27
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x56356cfd3ad0 - core::result::unwrap_failed::hcf89d44af6ba37a6
[INFO] [stderr]                                at /rustc/29640c57b5f92febba0e40c50cb863c9a7ede51d/src/libcore/macros.rs:16
[INFO] [stderr]    9:     0x56356cad8a10 - <core::result::Result<T, E>>::expect::hc0d85cc094cdc2e8
[INFO] [stderr]                                at /rustc/29640c57b5f92febba0e40c50cb863c9a7ede51d/src/libcore/result.rs:825
[INFO] [stderr]   10:     0x56356cad7e9d - build_script_build::main::hfe0a6449453c3d2e
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:9
[INFO] [stderr]   11:     0x56356cad7b6f - std::rt::lang_start::{{closure}}::h282b4047acc94c74
[INFO] [stderr]                                at /rustc/29640c57b5f92febba0e40c50cb863c9a7ede51d/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x56356d128cc2 - std::panicking::try::do_call::h0f77d930a42f05c5
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   13:     0x56356d131259 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stderr]   14:     0x56356d129815 - std::rt::lang_start_internal::h77cd8a34e6358ac5
[INFO] [stderr]                                at src/libstd/panicking.rs:276
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   15:     0x56356cad7b48 - std::rt::lang_start::hc97e7fdedc209943
[INFO] [stderr]                                at /rustc/29640c57b5f92febba0e40c50cb863c9a7ede51d/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x56356cad83f9 - main
[INFO] [stderr]   17:     0x7f1660c3d2e0 - __libc_start_main
[INFO] [stderr]   18:     0x56356cad50a9 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "cfcea1a194e1d9ce62003a941aa9b1dee1b261c9b17425301b55bbe2043f5b9f"`
[INFO] running `"docker" "rm" "-f" "cfcea1a194e1d9ce62003a941aa9b1dee1b261c9b17425301b55bbe2043f5b9f"`
[INFO] [stdout] cfcea1a194e1d9ce62003a941aa9b1dee1b261c9b17425301b55bbe2043f5b9f