[INFO] fetching crate riot-wrappers 0.6.5...
[INFO] checking riot-wrappers-0.6.5 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate riot-wrappers 0.6.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate riot-wrappers 0.6.5 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate riot-wrappers 0.6.5
[INFO] finished tweaking crates.io crate riot-wrappers 0.6.5
[INFO] tweaked toml for crates.io crate riot-wrappers 0.6.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generic-array v0.13.3
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded embedded-nal v0.2.0
[INFO] [stderr]   Downloaded no-std-net v0.4.0
[INFO] [stderr]   Downloaded cty v0.2.1
[INFO] [stderr]   Downloaded heapless v0.5.6
[INFO] [stderr]   Downloaded coap-message v0.2.0
[INFO] [stderr]   Downloaded coap-numbers v0.1.2
[INFO] [stderr]   Downloaded shlex v1.0.0
[INFO] [stderr]   Downloaded c2rust-bitfields-derive v0.2.1
[INFO] [stderr]   Downloaded hex-noalloc v0.3.2-post1
[INFO] [stderr]   Downloaded windowed-infinity v0.1.1
[INFO] [stderr]   Downloaded coap-handler v0.1.1
[INFO] [stderr]   Downloaded embedded-graphics v0.6.2
[INFO] [stderr]   Downloaded mutex-trait v0.2.0
[INFO] [stderr]   Downloaded c2rust-bitfields v0.3.0
[INFO] [stderr]   Downloaded c2rust-asm-casts v0.2.0
[INFO] [stderr]   Downloaded riot-sys v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c35a3894ce543f37465c7f4cad1a3df3e1bd6144cf9290a65fb40ff87b7f9872
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c35a3894ce543f37465c7f4cad1a3df3e1bd6144cf9290a65fb40ff87b7f9872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c35a3894ce543f37465c7f4cad1a3df3e1bd6144cf9290a65fb40ff87b7f9872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35a3894ce543f37465c7f4cad1a3df3e1bd6144cf9290a65fb40ff87b7f9872", kill_on_drop: false }`
[INFO] [stdout] c35a3894ce543f37465c7f4cad1a3df3e1bd6144cf9290a65fb40ff87b7f9872
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a2c1c215117705b35220ab84a1c6c1497f2bd6a5e955a032a35a7abe096d425
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8a2c1c215117705b35220ab84a1c6c1497f2bd6a5e955a032a35a7abe096d425", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking c2rust-asm-casts v0.2.0
[INFO] [stderr]     Checking hex-noalloc v0.3.2-post1
[INFO] [stderr]     Checking mutex-trait v0.2.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling riot-wrappers v0.6.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking embedded-graphics v0.6.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling c2rust-bitfields-derive v0.2.1
[INFO] [stderr]     Checking c2rust-bitfields v0.3.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling riot-sys v0.3.7
[INFO] [stderr] error: failed to run custom build command for `riot-sys v0.3.7`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/riot-sys-65eec3dac5477342/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Please pass in RIOT_CC; see README.md for details.: NotPresent', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/riot-sys-0.3.7/build.rs:46:14
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55cf248f7c20 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55cf248f7c20 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55cf248f7c20 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55cf248f7c20 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he40bcdde3c4491cd
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55cf2491d7bf - core::fmt::write::h2c729149c08098ab
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x55cf248f4c25 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/io/mod.rs:1580:15
[INFO] [stderr]      6:     0x55cf248f9efb - std::sys_common::backtrace::_print::h7f0223b1e3d898fc
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55cf248f9efb - std::sys_common::backtrace::print::h58edd634a14c2d4c
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55cf248f9efb - std::panicking::default_hook::{{closure}}::h71657a7591430164
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55cf248f99dd - std::panicking::default_hook::hcdf4eb5db072c85b
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55cf248fa4ad - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55cf248fa0a7 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55cf248f80bc - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55cf248fa009 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55cf243c87f1 - core::panicking::panic_fmt::he3827412471ccbb1
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55cf243c88e3 - core::result::unwrap_failed::h6e66654d198da7bd
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x55cf243e17e0 - core::result::Result<T,E>::expect::hb207541b48268227
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/result.rs:997:23
[INFO] [stderr]     17:     0x55cf243e9359 - build_script_build::main::hd23412acadc4c4b9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/riot-sys-0.3.7/build.rs:45:14
[INFO] [stderr]     18:     0x55cf243dac2b - core::ops::function::FnOnce::call_once::hfdcef776c708edfd
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55cf243d427e - std::sys_common::backtrace::__rust_begin_short_backtrace::h2976a9e4db72af3a
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55cf243e2f31 - std::rt::lang_start::{{closure}}::h84b9a04c4cabb298
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55cf248fa9aa - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd5953dadf0bc8f54
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55cf248fa9aa - std::panicking::try::do_call::h23b369f1996fb7d4
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55cf248fa9aa - std::panicking::try::he017ee9ed6bce192
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55cf248fa9aa - std::panic::catch_unwind::hbfb892340a78b30d
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55cf248fa9aa - std::rt::lang_start_internal::hce6e4c0ce56abb51
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55cf243e2f10 - std::rt::lang_start::hb2c27fbd1d13ce97
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55cf243ed5cc - main
[INFO] [stderr]     28:     0x7f70e839f0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55cf243c8f8e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "8a2c1c215117705b35220ab84a1c6c1497f2bd6a5e955a032a35a7abe096d425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2c1c215117705b35220ab84a1c6c1497f2bd6a5e955a032a35a7abe096d425", kill_on_drop: false }`
[INFO] [stdout] 8a2c1c215117705b35220ab84a1c6c1497f2bd6a5e955a032a35a7abe096d425