[INFO] crate riot-sys 0.2.1 is already in cache
[INFO] extracting crate riot-sys 0.2.1 into work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/reg/riot-sys/0.2.1
[INFO] extracting crate riot-sys 0.2.1 into work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/reg/riot-sys/0.2.1
[INFO] validating manifest of riot-sys-0.2.1 on toolchain master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of riot-sys-0.2.1 on toolchain try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-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-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/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-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/reg/riot-sys/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking riot-sys-0.2.1 against try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b for pr-60444
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60444/worker-7/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/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" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6d87906ba8eb5807f88a8ce6758c7bc8fb2f12c57f6322ad5ce3055b78b7f26b
[INFO] running `"docker" "start" "-a" "6d87906ba8eb5807f88a8ce6758c7bc8fb2f12c57f6322ad5ce3055b78b7f26b"`
[INFO] [stderr]    Compiling bindgen v0.43.2
[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-2cbd6753a5a09dcc/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:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56437a952c83 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h1cba7cb914b608ae
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x56437a94e7ab - std::sys_common::backtrace::_print::h92597b49c897b408
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x56437a9519c6 - std::panicking::default_hook::{{closure}}::h9b0d0d53f94db84d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x56437a951759 - std::panicking::default_hook::h69c56094fed4f0ac
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x56437a9520cf - std::panicking::rust_panic_with_hook::h2ca3a3a2b6eb89a6
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x56437a951c51 - std::panicking::continue_panic_fmt::h487d2ae0366396ba
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x56437a951b35 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x56437a96d42c - core::panicking::panic_fmt::h1237250792795dbc
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x56437a7e21f7 - core::result::unwrap_failed::hc885e8941b065548
[INFO] [stderr]                                at /rustc/cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x56437a2e5f00 - core::result::Result<T,E>::expect::h874786fa51d668c8
[INFO] [stderr]                                at /rustc/cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/src/libcore/result.rs:827
[INFO] [stderr]   10:     0x56437a2e525d - build_script_build::main::h4c20bea00c12f9c6
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:9
[INFO] [stderr]   11:     0x56437a2e448f - std::rt::lang_start::{{closure}}::h69cd95d175926461
[INFO] [stderr]                                at /rustc/cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x56437a951ad2 - std::panicking::try::do_call::h9f7374f73eec33b6
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   13:     0x56437a959c19 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   14:     0x56437a9525dc - std::rt::lang_start_internal::h666767ed1fcf161d
[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:     0x56437a2e4468 - std::rt::lang_start::ha2248bf72b146526
[INFO] [stderr]                                at /rustc/cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x56437a2e57b9 - main
[INFO] [stderr]   17:     0x7fa97f8df2e0 - __libc_start_main
[INFO] [stderr]   18:     0x56437a2e2a19 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "6d87906ba8eb5807f88a8ce6758c7bc8fb2f12c57f6322ad5ce3055b78b7f26b"`
[INFO] running `"docker" "rm" "-f" "6d87906ba8eb5807f88a8ce6758c7bc8fb2f12c57f6322ad5ce3055b78b7f26b"`
[INFO] [stdout] 6d87906ba8eb5807f88a8ce6758c7bc8fb2f12c57f6322ad5ce3055b78b7f26b