[INFO] crate riot-sys 0.2.1 is already in cache
[INFO] extracting crate riot-sys 0.2.1 into work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/reg/riot-sys/0.2.1
[INFO] extracting crate riot-sys 0.2.1 into work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/reg/riot-sys/0.2.1
[INFO] validating manifest of riot-sys-0.2.1 on toolchain master#df25d79a33b0c82b716699a75a41bfdc6089850a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of riot-sys-0.2.1 on toolchain try#424a4ae163d6517f301cd4048a4b5dd785be5b2f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-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-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/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-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/reg/riot-sys/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking riot-sys-0.2.1 against try#424a4ae163d6517f301cd4048a4b5dd785be5b2f for pr-59928
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-59928/worker-2/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/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" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a2b33a7822443a0c2d62ceec6ee1d2deb84b20da2a2bb5fbdbe184574fd4f7c7
[INFO] running `"docker" "start" "-a" "a2b33a7822443a0c2d62ceec6ee1d2deb84b20da2a2bb5fbdbe184574fd4f7c7"`
[INFO] [stderr]    Compiling shlex v0.1.1
[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-e326ee23ed31ceb6/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:     0x558ac9fa6433 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h0a054bf8fe58d825
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x558ac9fa1f5b - std::sys_common::backtrace::_print::hf5fd1ac1f7813cda
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x558ac9fa5176 - std::panicking::default_hook::{{closure}}::h4c2b98ad4654a1c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x558ac9fa4f09 - std::panicking::default_hook::ha13de2654d233e20
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x558ac9fa587f - std::panicking::rust_panic_with_hook::h55d26131adaa65de
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x558ac9fa5401 - std::panicking::continue_panic_fmt::hf5ed62d23c8d94b6
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x558ac9fa52e5 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x558ac9fc0b8c - core::panicking::panic_fmt::hf2f2eabd74cb684a
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x558ac9e31d17 - core::result::unwrap_failed::h0df7b9914d61f6b7
[INFO] [stderr]                                at /rustc/424a4ae163d6517f301cd4048a4b5dd785be5b2f/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x558ac9902f60 - core::result::Result<T,E>::expect::hf0fd5c7a7f69d6ba
[INFO] [stderr]                                at /rustc/424a4ae163d6517f301cd4048a4b5dd785be5b2f/src/libcore/result.rs:825
[INFO] [stderr]   10:     0x558ac990269d - build_script_build::main::hb61b197a8e593114
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:9
[INFO] [stderr]   11:     0x558ac99035df - std::rt::lang_start::{{closure}}::h877ba891a828c430
[INFO] [stderr]                                at /rustc/424a4ae163d6517f301cd4048a4b5dd785be5b2f/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x558ac9fa5282 - std::panicking::try::do_call::h612ca43708378466
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   13:     0x558ac9fad379 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:87
[INFO] [stderr]   14:     0x558ac9fa5d8c - std::rt::lang_start_internal::hc9dd567c93c562cf
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   15:     0x558ac99035b8 - std::rt::lang_start::hbedf9001c0393429
[INFO] [stderr]                                at /rustc/424a4ae163d6517f301cd4048a4b5dd785be5b2f/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x558ac9902bf9 - main
[INFO] [stderr]   17:     0x7ff3778272e0 - __libc_start_main
[INFO] [stderr]   18:     0x558ac98fcd39 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "a2b33a7822443a0c2d62ceec6ee1d2deb84b20da2a2bb5fbdbe184574fd4f7c7"`
[INFO] running `"docker" "rm" "-f" "a2b33a7822443a0c2d62ceec6ee1d2deb84b20da2a2bb5fbdbe184574fd4f7c7"`
[INFO] [stdout] a2b33a7822443a0c2d62ceec6ee1d2deb84b20da2a2bb5fbdbe184574fd4f7c7