[INFO] fetching crate rtic 2.2.0...
[INFO] fixing rtic-2.2.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate rtic 2.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtic 2.2.0 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_datetime v0.6.8
[INFO] [stderr]   Downloaded riscv-slic v0.2.0
[INFO] [stderr]   Downloaded toml v0.8.19
[INFO] [stderr]   Downloaded volatile-register v0.2.2
[INFO] [stderr]   Downloaded target-triple v0.1.3
[INFO] [stderr]   Downloaded toml_edit v0.22.22
[INFO] [stderr]   Downloaded proc-macro2 v1.0.89
[INFO] [stderr]   Downloaded riscv v0.14.0
[INFO] [stderr]   Downloaded trybuild v1.0.101
[INFO] [stderr]   Downloaded riscv-slic-macros v0.2.0
[INFO] [stderr]   Downloaded riscv-pac v0.2.0
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded winnow v0.6.20
[INFO] [stderr]   Downloaded riscv-macros v0.1.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.5.0
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded lm3s6965 v0.2.0
[INFO] [stderr]   Downloaded panic-semihosting v0.6.0
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.3
[INFO] [stderr]   Downloaded rtic-core v1.0.0
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.7.0
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded riscv-macros v0.2.0
[INFO] [stderr]   Downloaded riscv v0.12.1
[INFO] [stderr]   Downloaded rtic-macros v2.2.0
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded serde_derive v1.0.213
[INFO] [stderr]   Downloaded serde v1.0.213
[INFO] [stderr]   Downloaded indexmap v2.6.0
[INFO] [stderr]   Downloaded cortex-m v0.7.7
[INFO] [stderr]   Downloaded hashbrown v0.15.0
[INFO] [stderr]   Downloaded portable-atomic v1.9.0
[INFO] [stderr]   Downloaded syn v2.0.83
[INFO] [stderr]   Downloaded esp32c3 v0.29.0
[INFO] [stderr]   Downloaded esp32c6 v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 02d9247719d0da1e734629e9280597ceded9b0d717bbcacaf9968c060f98dd6b
[INFO] running `Command { std: "docker" "start" "02d9247719d0da1e734629e9280597ceded9b0d717bbcacaf9968c060f98dd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "02d9247719d0da1e734629e9280597ceded9b0d717bbcacaf9968c060f98dd6b" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02d9247719d0da1e734629e9280597ceded9b0d717bbcacaf9968c060f98dd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "02d9247719d0da1e734629e9280597ceded9b0d717bbcacaf9968c060f98dd6b" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling semver-parser v0.7.0
[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 vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking hashbrown v0.15.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]     Checking winnow v0.6.20
[INFO] [stderr]    Compiling target-triple v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling lm3s6965 v0.2.0
[INFO] [stderr]    Compiling rtic v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking rtic-core v1.0.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[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-ec0a1ba9df376bb7/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (480) panicked at build.rs:18:34:
[INFO] [stderr]   No backend feature selected.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5f6f07e9d8d8 - std[5c0eaf5403f5fa91]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5f6f07e9d8d8 - std[5c0eaf5403f5fa91]::backtrace_rs::backtrace::trace_unsynchronized::<std[5c0eaf5403f5fa91]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5f6f07e9d8d8 - std[5c0eaf5403f5fa91]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5f6f07e9d8d8 - <<std[5c0eaf5403f5fa91]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6b4415987d471b61]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5f6f07eaebba - <core[6b4415987d471b61]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5f6f07eaebba - core[6b4415987d471b61]::fmt::write
[INFO] [stderr]      6:     0x5f6f07ea13b2 - std[5c0eaf5403f5fa91]::io::default_write_fmt::<std[5c0eaf5403f5fa91]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/io/mod.rs:623:11
[INFO] [stderr]      7:     0x5f6f07ea13b2 - <std[5c0eaf5403f5fa91]::sys::stdio::unix::Stderr as std[5c0eaf5403f5fa91]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/io/mod.rs:1661:13
[INFO] [stderr]      8:     0x5f6f07e88f76 - <std[5c0eaf5403f5fa91]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5f6f07e88f76 - std[5c0eaf5403f5fa91]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5f6f07e99c61 - std[5c0eaf5403f5fa91]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5f6f07e99e1b - std[5c0eaf5403f5fa91]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:814:13
[INFO] [stderr]     12:     0x5f6f07e89032 - std[5c0eaf5403f5fa91]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:687:13
[INFO] [stderr]     13:     0x5f6f07e7e599 - std[5c0eaf5403f5fa91]::sys::backtrace::__rust_end_short_backtrace::<std[5c0eaf5403f5fa91]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5f6f07e8989d - __rustc[33ffaff69ac0afe3]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:678:5
[INFO] [stderr]     15:     0x5f6f07eaf2ec - core[6b4415987d471b61]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5f6f07eaf044 - core[6b4415987d471b61]::panicking::panic_display::<&str>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/panicking.rs:259:5
[INFO] [stderr]     17:     0x5f6f07eaf044 - core[6b4415987d471b61]::option::expect_failed
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/option.rs:2259:5
[INFO] [stderr]     18:     0x5f6f07e71a98 - <core[6b4415987d471b61]::option::Option<alloc[ae119af534b892b]::string::String>>::expect
[INFO] [stderr]     19:     0x5f6f07e715d0 - build_script_build[83770a2c8be212e2]::main
[INFO] [stderr]     20:     0x5f6f07e738c3 - <fn() as core[6b4415987d471b61]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x5f6f07e70bc6 - std[5c0eaf5403f5fa91]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x5f6f07e71099 - std[5c0eaf5403f5fa91]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x5f6f07e99037 - <&dyn core[6b4415987d471b61]::ops::function::Fn<(), Output = i32> + core[6b4415987d471b61]::panic::unwind_safe::RefUnwindSafe + core[6b4415987d471b61]::marker::Sync as core[6b4415987d471b61]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x5f6f07e99037 - std[5c0eaf5403f5fa91]::panicking::catch_unwind::do_call::<&dyn core[6b4415987d471b61]::ops::function::Fn<(), Output = i32> + core[6b4415987d471b61]::panic::unwind_safe::RefUnwindSafe + core[6b4415987d471b61]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:575:43
[INFO] [stderr]     25:     0x5f6f07e99037 - std[5c0eaf5403f5fa91]::panicking::catch_unwind::<i32, &dyn core[6b4415987d471b61]::ops::function::Fn<(), Output = i32> + core[6b4415987d471b61]::panic::unwind_safe::RefUnwindSafe + core[6b4415987d471b61]::marker::Sync>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:543:19
[INFO] [stderr]     26:     0x5f6f07e99037 - std[5c0eaf5403f5fa91]::panic::catch_unwind::<&dyn core[6b4415987d471b61]::ops::function::Fn<(), Output = i32> + core[6b4415987d471b61]::panic::unwind_safe::RefUnwindSafe + core[6b4415987d471b61]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5f6f07e99037 - std[5c0eaf5403f5fa91]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x5f6f07e99037 - std[5c0eaf5403f5fa91]::panicking::catch_unwind::do_call::<std[5c0eaf5403f5fa91]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:575:43
[INFO] [stderr]     29:     0x5f6f07e99037 - std[5c0eaf5403f5fa91]::panicking::catch_unwind::<isize, std[5c0eaf5403f5fa91]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:543:19
[INFO] [stderr]     30:     0x5f6f07e99037 - std[5c0eaf5403f5fa91]::panic::catch_unwind::<std[5c0eaf5403f5fa91]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x5f6f07e99037 - std[5c0eaf5403f5fa91]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x5f6f07e70851 - std[5c0eaf5403f5fa91]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x5f6f07e73975 - main
[INFO] [stderr]     34:     0x7000560501ca - <unknown>
[INFO] [stderr]     35:     0x70005605028b - __libc_start_main
[INFO] [stderr]     36:     0x5f6f07e6fb35 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "02d9247719d0da1e734629e9280597ceded9b0d717bbcacaf9968c060f98dd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02d9247719d0da1e734629e9280597ceded9b0d717bbcacaf9968c060f98dd6b", kill_on_drop: false }`
[INFO] [stdout] 02d9247719d0da1e734629e9280597ceded9b0d717bbcacaf9968c060f98dd6b
