[INFO] fetching crate avr-libc 0.2.1... [INFO] testing avr-libc-0.2.1 against 1.49.0 for beta-1.50-1 [INFO] extracting crate avr-libc 0.2.1 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate avr-libc 0.2.1 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate avr-libc 0.2.1 [INFO] finished tweaking crates.io crate avr-libc 0.2.1 [INFO] tweaked toml for crates.io crate avr-libc 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate crates.io crate avr-libc 0.2.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9eb8607f9a30435a7c54a603a0c187e585e9073fd86a8f701b530be90300fc9 [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" "f9eb8607f9a30435a7c54a603a0c187e585e9073fd86a8f701b530be90300fc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9eb8607f9a30435a7c54a603a0c187e585e9073fd86a8f701b530be90300fc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9eb8607f9a30435a7c54a603a0c187e585e9073fd86a8f701b530be90300fc9", kill_on_drop: false }` [INFO] [stdout] f9eb8607f9a30435a7c54a603a0c187e585e9073fd86a8f701b530be90300fc9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51dbc4ef2fcddd48bf877a7c9177f9f9df269657427098a23483ed9cf1bd3995 [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" "51dbc4ef2fcddd48bf877a7c9177f9f9df269657427098a23483ed9cf1bd3995", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling libc v0.2.78 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling libloading v0.6.3 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling json v0.12.4 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling bindgen v0.55.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling target-cpu-fetch v0.1.1 [INFO] [stderr] Compiling clang-sys v1.0.0 [INFO] [stderr] Compiling xmltree v0.10.1 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling avr-mcu v0.3.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling avr-libc v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `avr-libc v0.2.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/avr-libc-be4a26f012fe30a9/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [warning]: cannot find target JSON file 'x86_64-unknown-linux-gnu.json' - due to limitations it needs to be in the crate root - is it? [INFO] [stderr] [warning]: assuming a target CPU name of 'x86_64-unknown-linux-gnu' from the file name of the target spec JSON file [INFO] [stderr] thread 'main' panicked at 'no microcontroller with the name 'x86_64-unknown-linux-gnu' found', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/avr-mcu-0.3.4/src/load.rs:54:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5606a963a810 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x5606a963a810 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5606a963a810 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5606a963a810 - ::fmt::he009dcaaa75eed60 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5606a966087c - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5606a9636ab2 - std::io::Write::write_fmt::heb7e50902e98831c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x5606a963ceb5 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5606a963ceb5 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5606a963ceb5 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5606a963cb58 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x5606a963d651 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x5606a963d197 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13 [INFO] [stderr] 12: 0x5606a963accc - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5606a963d0f9 - rust_begin_unwind [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5 [INFO] [stderr] 14: 0x5606a965ef01 - core::panicking::panic_fmt::ha0bb065d9a260792 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5606a965ec93 - core::option::expect_failed::h4c033402fb75f2bf [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1260:5 [INFO] [stderr] 16: 0x5606a904023e - core::option::Option::expect::hc0b63efb6f1d547b [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:349:21 [INFO] [stderr] 17: 0x5606a9043d46 - avr_mcu::load::microcontroller::h043b4637970ae258 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/avr-mcu-0.3.4/src/load.rs:50:21 [INFO] [stderr] 18: 0x5606a9044c42 - avr_mcu::current::mcu::{{closure}}::hdeb71f49c79c61e3 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/avr-mcu-0.3.4/src/current.rs:13:31 [INFO] [stderr] 19: 0x5606a903fb05 - core::option::Option::map::h71d2c3665a4827cc [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:453:29 [INFO] [stderr] 20: 0x5606a9044bef - avr_mcu::current::mcu::h9680b41b79af8c85 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/avr-mcu-0.3.4/src/current.rs:13:5 [INFO] [stderr] 21: 0x5606a901f611 - ::deref::__static_ref_initialize::h1ec5540241dd2725 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:31:35 [INFO] [stderr] 22: 0x5606a901f611 - core::ops::function::FnOnce::call_once::h80a8f36087962d1d [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 23: 0x5606a901fd34 - lazy_static::lazy::Lazy::get::{{closure}}::hf0b24afbb77397fd [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:31:29 [INFO] [stderr] 24: 0x5606a902249c - std::sync::once::Once::call_once::{{closure}}::h8e65d3b80ae105d9 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sync/once.rs:261:41 [INFO] [stderr] 25: 0x5606a963a3a2 - std::sync::once::Once::call_inner::hdc9f6065669951cf [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sync/once.rs:419:21 [INFO] [stderr] 26: 0x5606a9022415 - std::sync::once::Once::call_once::h10f5c7b8680f1150 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sync/once.rs:261:9 [INFO] [stderr] 27: 0x5606a901e7f7 - lazy_static::lazy::Lazy::get::h7d43254b2ec29d61 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:30:9 [INFO] [stderr] 28: 0x5606a901e7f7 - ::deref::__stability::hca770a42ad71a2a7 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:142:21 [INFO] [stderr] 29: 0x5606a901e7f7 - ::deref::hca2d88fa2c77b096 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:144:17 [INFO] [stderr] 30: 0x5606a901c1f6 - build_script_build::main::h5adf384f8938a4f3 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:42:8 [INFO] [stderr] 31: 0x5606a901f5bb - core::ops::function::FnOnce::call_once::h07dac9f13c810776 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 32: 0x5606a901fd7e - std::sys_common::backtrace::__rust_begin_short_backtrace::hce1f745a2e08d05c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 33: 0x5606a901f231 - std::rt::lang_start::{{closure}}::h25dc8757a2e91035 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:66:18 [INFO] [stderr] 34: 0x5606a963da77 - core::ops::function::impls:: for &F>::call_once::h57e2a071d427b24c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 35: 0x5606a963da77 - std::panicking::try::do_call::h81cbbe0c3b30a28e [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stderr] 36: 0x5606a963da77 - std::panicking::try::hbeeb95b4e1f0a876 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stderr] 37: 0x5606a963da77 - std::panic::catch_unwind::h59c48ccb40a0bf20 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stderr] 38: 0x5606a963da77 - std::rt::lang_start_internal::ha53ab63f88fee728 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:51:25 [INFO] [stderr] 39: 0x5606a901f207 - std::rt::lang_start::hea5ffe5111c9f173 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:65:5 [INFO] [stderr] 40: 0x5606a901e88a - main [INFO] [stderr] 41: 0x7fa621baa0b3 - __libc_start_main [INFO] [stderr] 42: 0x5606a901c0be - _start [INFO] [stderr] 43: 0x0 - [INFO] running `Command { std: "docker" "inspect" "51dbc4ef2fcddd48bf877a7c9177f9f9df269657427098a23483ed9cf1bd3995", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51dbc4ef2fcddd48bf877a7c9177f9f9df269657427098a23483ed9cf1bd3995", kill_on_drop: false }` [INFO] [stdout] 51dbc4ef2fcddd48bf877a7c9177f9f9df269657427098a23483ed9cf1bd3995