[INFO] fetching crate rtic 2.2.0...
[INFO] checking rtic-2.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate rtic 2.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rtic 2.2.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rtic 2.2.0
[INFO] tweaked toml for crates.io crate rtic 2.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtic 2.2.0 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] crate crates.io crate rtic 2.2.0 already has a lockfile, it will not be regenerated
[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-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40426a04fe64e13f84787905b3eea17a539fa4abf831e7b92436cce53ee22f89
[INFO] running `Command { std: "docker" "start" "-a" "40426a04fe64e13f84787905b3eea17a539fa4abf831e7b92436cce53ee22f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40426a04fe64e13f84787905b3eea17a539fa4abf831e7b92436cce53ee22f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40426a04fe64e13f84787905b3eea17a539fa4abf831e7b92436cce53ee22f89", kill_on_drop: false }`
[INFO] [stdout] 40426a04fe64e13f84787905b3eea17a539fa4abf831e7b92436cce53ee22f89
[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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fed624ffc8f6b153c7f2e03b070886dcf2300eccfea69a1da42b664650a065b
[INFO] running `Command { std: "docker" "start" "-a" "1fed624ffc8f6b153c7f2e03b070886dcf2300eccfea69a1da42b664650a065b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.83
[INFO] [stderr]    Compiling serde v1.0.213
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking winnow v0.6.20
[INFO] [stderr]    Compiling cortex-m-semihosting v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling target-triple v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]    Compiling rtic v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling lm3s6965 v0.2.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking rtic-core v1.0.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr] error: failed to run custom build command for `rtic v2.2.0 (/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/rtic-ada587c5786fe1de/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (510) panicked at build.rs:18:34:
[INFO] [stderr]   No backend feature selected.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5a8017bfd2a2 - 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:     0x5a8017bfd2a2 - 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:     0x5a8017bfd2a2 - std::sys::backtrace::_print_fmt::h082519eb085fbf7d
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5a8017bfd2a2 - <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:     0x5a8017c197df - core::fmt::rt::Argument::fmt::h12bc9925885d5110
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5a8017c197df - core::fmt::write::h5bf12ce417f28db4
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5a8017bef433 - std::io::default_write_fmt::h6670289da6979956
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5a8017bef433 - std::io::Write::write_fmt::h279920046451d90f
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5a8017bfd3e2 - std::sys::backtrace::BacktraceLock::print::h80e4c589a4f701f2
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5a8017bed10c - std::panicking::default_hook::{{closure}}::h15ddaac16a5a7446
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5a8017becf4e - std::panicking::default_hook::hb187b31075710008
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5a8017bec66f - std::panicking::panic_with_hook::h13a15813804ea1a7
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5a8017bfd49a - std::panicking::panic_handler::{{closure}}::h6e8a7899819f7e8e
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5a8017bfd3f9 - std::sys::backtrace::__rust_end_short_backtrace::h9ee05d6aba5d3318
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5a8017bec87d - __rustc[106fd6a171f8100f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5a8017c1d0a0 - core::panicking::panic_fmt::h1f7e7fb8eac469a1
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5a8017c1d81b - core::panicking::panic_display::hd61b9ecc1a7e8a92
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/panicking.rs:259:5
[INFO] [stderr]     17:     0x5a8017c1d81b - core::option::expect_failed::h22806fafa6698695
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/option.rs:2139:5
[INFO] [stderr]     18:     0x5a8017bd99d1 - core::option::Option<T>::expect::h8632ca1982fe92fd
[INFO] [stderr]     19:     0x5a8017bd9f69 - build_script_build::main::hbc0c86fae7ad82ad
[INFO] [stderr]     20:     0x5a8017bd9743 - core::ops::function::FnOnce::call_once::h4703a4839fc68d4e
[INFO] [stderr]     21:     0x5a8017bd99e6 - std::sys::backtrace::__rust_begin_short_backtrace::hf04c630c95e15755
[INFO] [stderr]     22:     0x5a8017bd9909 - std::rt::lang_start::{{closure}}::hcc2b5f1b7ed7629d
[INFO] [stderr]     23:     0x5a8017bfdc20 - 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]     24:     0x5a8017bfdc20 - std::panicking::catch_unwind::do_call::hcc878ac5325385ca
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x5a8017bfdc20 - std::panicking::catch_unwind::h19b909e5851b1ecc
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x5a8017bfdc20 - std::panic::catch_unwind::hf7b61f0d85beddf7
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5a8017bfdc20 - std::rt::lang_start_internal::{{closure}}::hf4a2cf218490b1eb
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x5a8017bfdc20 - std::panicking::catch_unwind::do_call::h87d50ac29e3f2ea1
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x5a8017bfdc20 - std::panicking::catch_unwind::h74fa98d980427683
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x5a8017bfdc20 - std::panic::catch_unwind::hea88d035b3883372
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x5a8017bfdc20 - std::rt::lang_start_internal::h9835821d1cda1ad4
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x5a8017bd9941 - std::rt::lang_start::h4660e19fce9a3af8
[INFO] [stderr]     33:     0x5a8017bdbd45 - main
[INFO] [stderr]     34:     0x75425d8761ca - <unknown>
[INFO] [stderr]     35:     0x75425d87628b - __libc_start_main
[INFO] [stderr]     36:     0x5a8017bd7ca5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1fed624ffc8f6b153c7f2e03b070886dcf2300eccfea69a1da42b664650a065b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fed624ffc8f6b153c7f2e03b070886dcf2300eccfea69a1da42b664650a065b", kill_on_drop: false }`
[INFO] [stdout] 1fed624ffc8f6b153c7f2e03b070886dcf2300eccfea69a1da42b664650a065b