[INFO] fetching crate musb 0.2.1...
[INFO] checking musb-0.2.1 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate musb 0.2.1 into /workspace/builds/worker-6-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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate musb 0.2.1 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: v0.7.2)
[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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf4cef7fcb2bff993597e0436e4a1091bd036aea8bbfb49afe1480c1879f5773
[INFO] running `Command { std: "docker" "start" "-a" "bf4cef7fcb2bff993597e0436e4a1091bd036aea8bbfb49afe1480c1879f5773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf4cef7fcb2bff993597e0436e4a1091bd036aea8bbfb49afe1480c1879f5773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf4cef7fcb2bff993597e0436e4a1091bd036aea8bbfb49afe1480c1879f5773", kill_on_drop: false }`
[INFO] [stdout] bf4cef7fcb2bff993597e0436e4a1091bd036aea8bbfb49afe1480c1879f5773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74c9dd443e6b0bb866f383a36e4a6283a520aec52696a6d9fa98b07854bc965b
[INFO] running `Command { std: "docker" "start" "-a" "74c9dd443e6b0bb866f383a36e4a6283a520aec52696a6d9fa98b07854bc965b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[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' (298) panicked at build_src/feature.rs:30:46:
[INFO] [stderr]   No builtin-xxx Cargo features enabled
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5b0200a17322 - std::backtrace_rs::backtrace::libunwind::trace::hbea4c4361d976d9f
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5b0200a17322 - std::backtrace_rs::backtrace::trace_unsynchronized::h24ac09a275696d40
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5b0200a17322 - std::sys::backtrace::_print_fmt::h082519eb085fbf7d
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5b0200a17322 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h2cd9656577aefc6d
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5b0200a331df - core::fmt::rt::Argument::fmt::h12bc9925885d5110
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5b0200a331df - core::fmt::write::h5bf12ce417f28db4
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5b0200a094b3 - std::io::default_write_fmt::h6670289da6979956
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5b0200a094b3 - std::io::Write::write_fmt::h279920046451d90f
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5b0200a17462 - std::sys::backtrace::BacktraceLock::print::h80e4c589a4f701f2
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5b0200a06d0c - std::panicking::default_hook::{{closure}}::h15ddaac16a5a7446
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5b0200a06b4e - std::panicking::default_hook::hb187b31075710008
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5b0200a0626f - std::panicking::panic_with_hook::h13a15813804ea1a7
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5b0200a1751a - std::panicking::panic_handler::{{closure}}::h6e8a7899819f7e8e
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5b0200a17479 - std::sys::backtrace::__rust_end_short_backtrace::h9ee05d6aba5d3318
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5b0200a0647d - __rustc[106fd6a171f8100f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5b0200a36af0 - core::panicking::panic_fmt::h1f7e7fb8eac469a1
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5b0200a3729b - core::panicking::panic_display::hd61b9ecc1a7e8a92
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/panicking.rs:259:5
[INFO] [stderr]     17:     0x5b0200a3729b - core::option::expect_failed::h22806fafa6698695
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/option.rs:2139:5
[INFO] [stderr]     18:     0x5b02009ef411 - core::option::Option<T>::expect::h64f6eed08dbce44e
[INFO] [stderr]     19:     0x5b02009f33ae - build_script_build::build_src::feature::Features::get::h46d095cd4c44a962
[INFO] [stderr]     20:     0x5b02009eedb3 - build_script_build::prebuild::hcf64636a40c9ae4f
[INFO] [stderr]     21:     0x5b02009eed8f - build_script_build::main::he12d765b93a84031
[INFO] [stderr]     22:     0x5b02009f02d3 - core::ops::function::FnOnce::call_once::h195051415a747595
[INFO] [stderr]     23:     0x5b02009f5226 - std::sys::backtrace::__rust_begin_short_backtrace::hd4356fc4809cb022
[INFO] [stderr]     24:     0x5b02009efcf9 - std::rt::lang_start::{{closure}}::hd611ac319d203a1f
[INFO] [stderr]     25:     0x5b0200a17ca0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hf041d389344f56bb
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     26:     0x5b0200a17ca0 - std::panicking::catch_unwind::do_call::hcc878ac5325385ca
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x5b0200a17ca0 - std::panicking::catch_unwind::h19b909e5851b1ecc
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x5b0200a17ca0 - std::panic::catch_unwind::hf7b61f0d85beddf7
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5b0200a17ca0 - std::rt::lang_start_internal::{{closure}}::hf4a2cf218490b1eb
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/rt.rs:175:24
[INFO] [stderr]     30:     0x5b0200a17ca0 - std::panicking::catch_unwind::do_call::h87d50ac29e3f2ea1
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     31:     0x5b0200a17ca0 - std::panicking::catch_unwind::h74fa98d980427683
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     32:     0x5b0200a17ca0 - std::panic::catch_unwind::hea88d035b3883372
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panic.rs:359:14
[INFO] [stderr]     33:     0x5b0200a17ca0 - std::rt::lang_start_internal::h9835821d1cda1ad4
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/rt.rs:171:5
[INFO] [stderr]     34:     0x5b02009efce1 - std::rt::lang_start::h3e2331f84c21f180
[INFO] [stderr]     35:     0x5b02009f12d5 - main
[INFO] [stderr]     36:     0x733aa11331ca - <unknown>
[INFO] [stderr]     37:     0x733aa113328b - __libc_start_main
[INFO] [stderr]     38:     0x5b02009ed515 - _start
[INFO] [stderr]     39:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "74c9dd443e6b0bb866f383a36e4a6283a520aec52696a6d9fa98b07854bc965b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c9dd443e6b0bb866f383a36e4a6283a520aec52696a6d9fa98b07854bc965b", kill_on_drop: false }`
[INFO] [stdout] 74c9dd443e6b0bb866f383a36e4a6283a520aec52696a6d9fa98b07854bc965b