[INFO] fetching crate cyt4bb 0.0.1...
[INFO] checking cyt4bb-0.0.1 against master#fd2c811d25ad5773fbd2463e058bf4edf4d44eb2 for pr-130443
[INFO] extracting crate cyt4bb 0.0.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate cyt4bb 0.0.1 on toolchain fd2c811d25ad5773fbd2463e058bf4edf4d44eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cyt4bb 0.0.1
[INFO] finished tweaking crates.io crate cyt4bb 0.0.1
[INFO] tweaked toml for crates.io crate cyt4bb 0.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding bare-metal v0.2.5 (available: v1.0.0)
[INFO] [stderr]       Adding bitfield v0.13.2 (available: v0.17.0)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding nb v0.1.3 (available: v1.1.0)
[INFO] [stderr]       Adding rustc_version v0.2.3 (available: v0.4.1)
[INFO] [stderr]       Adding semver v0.9.0 (available: v1.0.23)
[INFO] [stderr]       Adding semver-parser v0.7.0 (available: v0.10.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cyt4bb_a v0.0.1
[INFO] [stderr]   Downloaded cyt4bb_b v0.0.1
[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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f94c603cc7399de004bddbbbfedc6ca8dfbf11b8daa42e8b4dddad1cd95641dd
[INFO] running `Command { std: "docker" "start" "-a" "f94c603cc7399de004bddbbbfedc6ca8dfbf11b8daa42e8b4dddad1cd95641dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f94c603cc7399de004bddbbbfedc6ca8dfbf11b8daa42e8b4dddad1cd95641dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f94c603cc7399de004bddbbbfedc6ca8dfbf11b8daa42e8b4dddad1cd95641dd", kill_on_drop: false }`
[INFO] [stdout] f94c603cc7399de004bddbbbfedc6ca8dfbf11b8daa42e8b4dddad1cd95641dd
[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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 552e5a492c139c6d5d16c13cf2a596878b8fbe4d3859abd4d918d3d475832692
[INFO] running `Command { std: "docker" "start" "-a" "552e5a492c139c6d5d16c13cf2a596878b8fbe4d3859abd4d918d3d475832692", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cyt4bb_b v0.0.1
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr] error: failed to run custom build command for `cyt4bb_b v0.0.1`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cyt4bb_b-dab05b528ff2cc82/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cyt4bb_b-0.0.1/build.rs:20:13:
[INFO] [stderr]   Only thumbv7em-none-eabihf and thumbv6m-none-eabi target triple are supported
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5b8654c7b08a - std::backtrace_rs::backtrace::libunwind::trace::h7d463d46f41c1625
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x5b8654c7b08a - std::backtrace_rs::backtrace::trace_unsynchronized::h476f8f3b73852bd8
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5b8654c7b08a - std::sys::backtrace::_print_fmt::h1442fc2d80f84a69
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5b8654c7b08a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hfeba7cbf44c2b035
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5b8654c972fb - core::fmt::rt::Argument::fmt::ha5da46916c25e7eb
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x5b8654c972fb - core::fmt::write::hcf1a9b5a168bab42
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/core/src/fmt/mod.rs:1186:21
[INFO] [stderr]      6:     0x5b8654c78673 - std::io::Write::write_fmt::h343cbf8f0f760140
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/io/mod.rs:1823:15
[INFO] [stderr]      7:     0x5b8654c7aed2 - std::sys::backtrace::BacktraceLock::print::h0ae6c23bbfb5f51d
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x5b8654c7c197 - std::panicking::default_hook::{{closure}}::h8b07c33038b0c409
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:268:22
[INFO] [stderr]      9:     0x5b8654c7bfc6 - std::panicking::default_hook::hb2958c2545ef77af
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:295:9
[INFO] [stderr]     10:     0x5b8654c7c797 - std::panicking::rust_panic_with_hook::h7dbaabf3e609e10d
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:801:13
[INFO] [stderr]     11:     0x5b8654c7c603 - std::panicking::begin_panic_handler::{{closure}}::h1b159749db0a4fbc
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:667:13
[INFO] [stderr]     12:     0x5b8654c7b569 - std::sys::backtrace::__rust_end_short_backtrace::hd4f2aecc8171f6c9
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x5b8654c7c2c4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:665:5
[INFO] [stderr]     14:     0x5b8654c96563 - core::panicking::panic_fmt::hbd7893aa48b90018
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/core/src/panicking.rs:74:14
[INFO] [stderr]     15:     0x5b8654c5b4a9 - build_script_build::main::h2b43fba4622cfacd
[INFO] [stderr]     16:     0x5b8654c5a1c3 - core::ops::function::FnOnce::call_once::hc2ee0e99ae4c9391
[INFO] [stderr]     17:     0x5b8654c59fe6 - std::sys::backtrace::__rust_begin_short_backtrace::hddc8d122cb9195bc
[INFO] [stderr]     18:     0x5b8654c59e49 - std::rt::lang_start::{{closure}}::hdb3910dcc3c49e6c
[INFO] [stderr]     19:     0x5b8654c75ef0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hfad295795d7a894f
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     20:     0x5b8654c75ef0 - std::panicking::try::do_call::hc9dff1cc4e54de5a
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:557:40
[INFO] [stderr]     21:     0x5b8654c75ef0 - std::panicking::try::h812dea15f7b65398
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:520:19
[INFO] [stderr]     22:     0x5b8654c75ef0 - std::panic::catch_unwind::h2981155ef2c37051
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panic.rs:348:14
[INFO] [stderr]     23:     0x5b8654c75ef0 - std::rt::lang_start_internal::{{closure}}::h4314f9f12a96aa2f
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/rt.rs:143:48
[INFO] [stderr]     24:     0x5b8654c75ef0 - std::panicking::try::do_call::ha990fc313fde27df
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:557:40
[INFO] [stderr]     25:     0x5b8654c75ef0 - std::panicking::try::he56b3ad7c18dbde8
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:520:19
[INFO] [stderr]     26:     0x5b8654c75ef0 - std::panic::catch_unwind::hd440ffabd1849607
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panic.rs:348:14
[INFO] [stderr]     27:     0x5b8654c75ef0 - std::rt::lang_start_internal::h4f26667a84827d07
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/rt.rs:143:20
[INFO] [stderr]     28:     0x5b8654c59e27 - std::rt::lang_start::h8a6e049d52b15c67
[INFO] [stderr]     29:     0x5b8654c5b545 - main
[INFO] [stderr]     30:     0x6fff1d252d90 - <unknown>
[INFO] [stderr]     31:     0x6fff1d252e40 - __libc_start_main
[INFO] [stderr]     32:     0x5b8654c59045 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "552e5a492c139c6d5d16c13cf2a596878b8fbe4d3859abd4d918d3d475832692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552e5a492c139c6d5d16c13cf2a596878b8fbe4d3859abd4d918d3d475832692", kill_on_drop: false }`
[INFO] [stdout] 552e5a492c139c6d5d16c13cf2a596878b8fbe4d3859abd4d918d3d475832692
