[INFO] fetching crate musb 0.2.1...
[INFO] checking musb-0.2.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate musb 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate musb 0.2.1
[INFO] finished tweaking crates.io crate musb 0.2.1
[INFO] tweaked toml for crates.io crate musb 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate musb 0.2.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding defmt v0.3.100 (available: v1.0.1)
[INFO] [stderr]       Adding embassy-sync v0.6.2 (available: v0.7.1)
[INFO] [stderr]       Adding embassy-usb-driver v0.1.1 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eed522fc3572a49a59f01bf3c2d1e0b141353c1ee4be81481d9500e5fd9ccddb
[INFO] running `Command { std: "docker" "start" "-a" "eed522fc3572a49a59f01bf3c2d1e0b141353c1ee4be81481d9500e5fd9ccddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eed522fc3572a49a59f01bf3c2d1e0b141353c1ee4be81481d9500e5fd9ccddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed522fc3572a49a59f01bf3c2d1e0b141353c1ee4be81481d9500e5fd9ccddb", kill_on_drop: false }`
[INFO] [stdout] eed522fc3572a49a59f01bf3c2d1e0b141353c1ee4be81481d9500e5fd9ccddb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 958160a6ea93782c55e462aaa1dff807d2d1abe8a33ebb7b619aca86597d14e1
[INFO] running `Command { std: "docker" "start" "-a" "958160a6ea93782c55e462aaa1dff807d2d1abe8a33ebb7b619aca86597d14e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]     Checking rustc-std-workspace-core v1.0.1
[INFO] [stderr]     Checking embassy-usb-driver v0.1.1
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling musb v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `musb v0.2.1 (/opt/rustwide/workdir)`
[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/musb-2af0638b0a7a5473/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=registers
[INFO] [stderr]   cargo:rerun-if-changed=build_src
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   cargo:rerun-if-env-changed=FEATURE_LIST
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (345) panicked at build_src/feature.rs:30:46:
[INFO] [stderr]   No builtin-xxx Cargo features enabled
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x63567b65a3f2 - std::backtrace_rs::backtrace::libunwind::trace::h105f921882c12e03
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x63567b65a3f2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8b40918ba88bae2
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x63567b65a3f2 - std::sys::backtrace::_print_fmt::h61144b3593b669a6
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x63567b65a3f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha7f14f4d725d0e1f
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x63567b6778cf - core::fmt::rt::Argument::fmt::h291cffbfb6f5f437
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x63567b6778cf - core::fmt::write::h613c8eb2432c6a8e
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x63567b64c3f3 - std::io::default_write_fmt::h1b19b0ce9c092acc
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x63567b64c3f3 - std::io::Write::write_fmt::ha60efb35d66e9b8c
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x63567b65a6c2 - std::sys::backtrace::BacktraceLock::print::hb1963680433203b9
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x63567b64996c - std::panicking::default_hook::{{closure}}::h12644fad1f9f9c3f
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x63567b6497a6 - std::panicking::default_hook::h92d7423bfb093343
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x63567b64932c - std::panicking::panic_with_hook::hfd863520fce8e281
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x63567b65a77a - std::panicking::panic_handler::{{closure}}::h75bad88e9628e7c4
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x63567b65a6d9 - std::sys::backtrace::__rust_end_short_backtrace::hba2ee9743eb3598b
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x63567b64928d - __rustc[d20f6e1e05d5ea87]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x63567b679970 - core::panicking::panic_fmt::h291b19446b355b1a
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x63567b67a2cb - core::panicking::panic_display::hf414b4f175fba169
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/panicking.rs:268:5
[INFO] [stderr]     17:     0x63567b67a2cb - core::option::expect_failed::h126e94de75d34bca
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/option.rs:2139:5
[INFO] [stderr]     18:     0x63567b6340b1 - core::option::Option<T>::expect::hd8118d9ef60a4db6
[INFO] [stderr]     19:     0x63567b637b8e - build_script_build::build_src::feature::Features::get::h58bb584ce3cc8a5f
[INFO] [stderr]     20:     0x63567b634a53 - build_script_build::prebuild::hba5da3a0a1d1d556
[INFO] [stderr]     21:     0x63567b634b7f - build_script_build::main::hef58e18c7248b2e1
[INFO] [stderr]     22:     0x63567b632283 - core::ops::function::FnOnce::call_once::h63453d1d267c0da9
[INFO] [stderr]     23:     0x63567b636c36 - std::sys::backtrace::__rust_begin_short_backtrace::h9d7b485e046673fe
[INFO] [stderr]     24:     0x63567b633349 - std::rt::lang_start::{{closure}}::hc428bfb0e3e3462c
[INFO] [stderr]     25:     0x63567b65af20 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd30f70589ce52217
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     26:     0x63567b65af20 - std::panicking::catch_unwind::do_call::h229a800b64964a72
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x63567b65af20 - std::panicking::catch_unwind::hf5b1c782bbaa8c87
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x63567b65af20 - std::panic::catch_unwind::h44fb21a21f79e7af
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x63567b65af20 - std::rt::lang_start_internal::{{closure}}::h3d19e32b9588f707
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/rt.rs:175:24
[INFO] [stderr]     30:     0x63567b65af20 - std::panicking::catch_unwind::do_call::hf0c858106eb39fbd
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:590:40
[INFO] [stderr]     31:     0x63567b65af20 - std::panicking::catch_unwind::h92692cc8e925ec21
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:553:19
[INFO] [stderr]     32:     0x63567b65af20 - std::panic::catch_unwind::h4f023f48f37702a5
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panic.rs:359:14
[INFO] [stderr]     33:     0x63567b65af20 - std::rt::lang_start_internal::h80fdaffb9834036d
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/rt.rs:171:5
[INFO] [stderr]     34:     0x63567b633331 - std::rt::lang_start::h4986b5b6467b472d
[INFO] [stderr]     35:     0x63567b634bc5 - main
[INFO] [stderr]     36:     0x73b9eff5a1ca - <unknown>
[INFO] [stderr]     37:     0x73b9eff5a28b - __libc_start_main
[INFO] [stderr]     38:     0x63567b630555 - _start
[INFO] [stderr]     39:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "958160a6ea93782c55e462aaa1dff807d2d1abe8a33ebb7b619aca86597d14e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "958160a6ea93782c55e462aaa1dff807d2d1abe8a33ebb7b619aca86597d14e1", kill_on_drop: false }`
[INFO] [stdout] 958160a6ea93782c55e462aaa1dff807d2d1abe8a33ebb7b619aca86597d14e1