[INFO] fetching crate efm32gg12b-pac 0.1.4...
[INFO] testing efm32gg12b-pac-0.1.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate efm32gg12b-pac 0.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate efm32gg12b-pac 0.1.4
[INFO] finished tweaking crates.io crate efm32gg12b-pac 0.1.4
[INFO] tweaked toml for crates.io crate efm32gg12b-pac 0.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate efm32gg12b-pac 0.1.4 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5377eebac9cf55ca08304e1fb55cd0404356ff7530a3c030c19498c0074d1a3
[INFO] running `Command { std: "docker" "start" "-a" "b5377eebac9cf55ca08304e1fb55cd0404356ff7530a3c030c19498c0074d1a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5377eebac9cf55ca08304e1fb55cd0404356ff7530a3c030c19498c0074d1a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5377eebac9cf55ca08304e1fb55cd0404356ff7530a3c030c19498c0074d1a3", kill_on_drop: false }`
[INFO] [stdout] b5377eebac9cf55ca08304e1fb55cd0404356ff7530a3c030c19498c0074d1a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c6652410dc1b6fb688e917ef93db1dcf28937de7c6cd93cfd73fd409c9572f89
[INFO] running `Command { std: "docker" "start" "-a" "c6652410dc1b6fb688e917ef93db1dcf28937de7c6cd93cfd73fd409c9572f89", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling efm32gg12b-pac v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr] error: failed to run custom build command for `efm32gg12b-pac v0.1.4 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/efm32gg12b-pac-f0f425376c9c5465/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-search=/opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/efm32gg12b-pac-7dfb3f05b813ca49/out
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at build.rs:32:18:
[INFO] [stderr]   No device features selected
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5ad3c788dc12 - std::backtrace_rs::backtrace::libunwind::trace::h7c95ef939f65c294
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5ad3c788dc12 - std::backtrace_rs::backtrace::trace_unsynchronized::h32c948083968be8c
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5ad3c788dc12 - std::sys::backtrace::_print_fmt::hbce1ec88d06e088c
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5ad3c788dc12 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb9fc0e74cd3e2ce7
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5ad3c78aa163 - core::fmt::rt::Argument::fmt::h6807405d250eb341
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5ad3c78aa163 - core::fmt::write::h44c4c28224d1d425
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/mod.rs:1460:25
[INFO] [stderr]      6:     0x5ad3c788b7d3 - std::io::default_write_fmt::h2bbef4d99fdfa1fb
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5ad3c788b7d3 - std::io::Write::write_fmt::h7c137d8faa040f47
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5ad3c788da62 - std::sys::backtrace::BacktraceLock::print::hdd765023e0895687
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5ad3c788f072 - std::panicking::default_hook::{{closure}}::h3703709d08ff9881
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x5ad3c788ee75 - std::panicking::default_hook::h52db45a3301fd26f
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5ad3c788f942 - std::panicking::rust_panic_with_hook::h6c4d7d69d053bb09
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5ad3c788f7a6 - std::panicking::begin_panic_handler::{{closure}}::h7b56674cf0518b4b
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:699:13
[INFO] [stderr]     13:     0x5ad3c788e109 - std::sys::backtrace::__rust_end_short_backtrace::h3266312f35a9262a
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x5ad3c788f46d - __rustc[f4ffc7196a45a630]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x5ad3c78a9430 - core::panicking::panic_fmt::h42f13c80076c805d
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5ad3c786bcfe - build_script_build::main::hd89abea0c2713bd4
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:32:18
[INFO] [stderr]     17:     0x5ad3c786ab2b - core::ops::function::FnOnce::call_once::hf0676291ad787830
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stderr]     18:     0x5ad3c786a8fe - std::sys::backtrace::__rust_begin_short_backtrace::h2fe69a448660997f
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:152:18
[INFO] [stderr]     19:     0x5ad3c786a841 - std::rt::lang_start::{{closure}}::hb5c623160578d194
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/rt.rs:206:18
[INFO] [stderr]     20:     0x5ad3c7888920 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h776d28ad5d8e3065
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     21:     0x5ad3c7888920 - std::panicking::catch_unwind::do_call::hc52b7f8762002282
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stderr]     22:     0x5ad3c7888920 - std::panicking::catch_unwind::h65ae6675cb87c293
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stderr]     23:     0x5ad3c7888920 - std::panic::catch_unwind::h4bf88f8de30a831e
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x5ad3c7888920 - std::rt::lang_start_internal::{{closure}}::he18cde089aa4ecf1
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x5ad3c7888920 - std::panicking::catch_unwind::do_call::h8d614f4790efaa4f
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stderr]     26:     0x5ad3c7888920 - std::panicking::catch_unwind::he616f21a5745eff4
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stderr]     27:     0x5ad3c7888920 - std::panic::catch_unwind::ha12dd71f2a653c0c
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x5ad3c7888920 - std::rt::lang_start_internal::hacfd5a6cee565422
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x5ad3c786a827 - std::rt::lang_start::h9c27e676e2ad43d5
[INFO] [stderr]                                  at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/rt.rs:205:5
[INFO] [stderr]     30:     0x5ad3c786c14e - main
[INFO] [stderr]     31:     0x71df77b371ca - <unknown>
[INFO] [stderr]     32:     0x71df77b3728b - __libc_start_main
[INFO] [stderr]     33:     0x5ad3c7869f35 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c6652410dc1b6fb688e917ef93db1dcf28937de7c6cd93cfd73fd409c9572f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6652410dc1b6fb688e917ef93db1dcf28937de7c6cd93cfd73fd409c9572f89", kill_on_drop: false }`
[INFO] [stdout] c6652410dc1b6fb688e917ef93db1dcf28937de7c6cd93cfd73fd409c9572f89