[INFO] fetching crate stm32g4xx-hal 0.0.1... [INFO] building stm32g4xx-hal-0.0.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate stm32g4xx-hal 0.0.1 into /workspace/builds/worker-2-tc2/source [INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config [INFO] started tweaking crates.io crate stm32g4xx-hal 0.0.1 [INFO] finished tweaking crates.io crate stm32g4xx-hal 0.0.1 [INFO] tweaked toml for crates.io crate stm32g4xx-hal 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate stm32g4xx-hal 0.0.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate stm32g4xx-hal 0.0.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 770585117cd7a74941367b8392fe777f9dfbc23c2139f1cd8e5ca19ab397fa36 [INFO] running `Command { std: "docker" "start" "-a" "770585117cd7a74941367b8392fe777f9dfbc23c2139f1cd8e5ca19ab397fa36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "770585117cd7a74941367b8392fe777f9dfbc23c2139f1cd8e5ca19ab397fa36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "770585117cd7a74941367b8392fe777f9dfbc23c2139f1cd8e5ca19ab397fa36", kill_on_drop: false }` [INFO] [stdout] 770585117cd7a74941367b8392fe777f9dfbc23c2139f1cd8e5ca19ab397fa36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 947da95a3a8be96dd5953c11dcf5e4e1a41ccad1be7a384bbad2fbe905cbfa89 [INFO] running `Command { std: "docker" "start" "-a" "947da95a3a8be96dd5953c11dcf5e4e1a41ccad1be7a384bbad2fbe905cbfa89", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling semver v1.0.16 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling cortex-m-rt v0.7.3 [INFO] [stderr] Compiling vcell v0.1.3 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Compiling paste v1.0.11 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling bitfield v0.13.2 [INFO] [stderr] Compiling critical-section v1.1.1 [INFO] [stderr] Compiling stm32g4 v0.15.1 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling volatile-register v0.2.1 [INFO] [stderr] Compiling embedded-hal v0.2.7 [INFO] [stderr] Compiling bare-metal v1.0.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling embedded-dma v0.1.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] error: failed to run custom build command for `stm32g4 v0.15.1` [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/stm32g4-39066a1be2f8e33a/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rustc-link-search=/opt/rustwide/target/debug/build/stm32g4-1c57ab299d88134d/out [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (802) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stm32g4-0.15.1/build.rs:26:18: [INFO] [stderr] No device features selected [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5ea9fc29c432 - std::backtrace_rs::backtrace::libunwind::trace::h99ff5752a7301b61 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5ea9fc29c432 - std::backtrace_rs::backtrace::trace_unsynchronized::h9703f67ee3d8bde4 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5ea9fc29c432 - std::sys::backtrace::_print_fmt::h8519833aba8d197b [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5ea9fc29c432 - ::fmt::h2212f3765287aa3c [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5ea9fc2ab13f - core::fmt::rt::Argument::fmt::h3b42cc36ff36d45c [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5ea9fc2ab13f - core::fmt::write::he00b92b9582c1fe6 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5ea9fc278e41 - std::io::default_write_fmt::h20b9b23e0b407dd4 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5ea9fc278e41 - std::io::Write::write_fmt::h4a31dcab881658aa [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5ea9fc27f022 - std::sys::backtrace::BacktraceLock::print::h88b4e5cf8cc5573c [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5ea9fc280b1c - std::panicking::default_hook::{{closure}}::h59b171bf4b799798 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5ea9fc280976 - std::panicking::default_hook::h518e81d9a9e2c2c5 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5ea9fc2811a5 - std::panicking::panic_with_hook::h6c76fcfbe64ae67c [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5ea9fc28086c - std::panicking::begin_panic::{{closure}}::hbc15dfa479250838 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:771:9 [INFO] [stderr] 13: 0x5ea9fc27f159 - std::sys::backtrace::__rust_end_short_backtrace::hc620883cbebd67f5 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5ea9fc280839 - std::panicking::begin_panic::hfd5440329d165db8 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:770:5 [INFO] [stderr] 15: 0x5ea9fc26c262 - build_script_build::main::hb46cd197a63b12f2 [INFO] [stderr] 16: 0x5ea9fc26cdd3 - core::ops::function::FnOnce::call_once::hda5c948c7a3eb6ec [INFO] [stderr] 17: 0x5ea9fc26cbf6 - std::sys::backtrace::__rust_begin_short_backtrace::h4981bcde928b3de7 [INFO] [stderr] 18: 0x5ea9fc26cb59 - std::rt::lang_start::{{closure}}::h2692fde45cd0748e [INFO] [stderr] 19: 0x5ea9fc27a560 - core::ops::function::impls:: for &F>::call_once::h64f1c33f2a77ce68 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 20: 0x5ea9fc27a560 - std::panicking::catch_unwind::do_call::h5854891e24f1d732 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:590:40 [INFO] [stderr] 21: 0x5ea9fc27a560 - std::panicking::catch_unwind::h3c89ba6804b7ef45 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:553:19 [INFO] [stderr] 22: 0x5ea9fc27a560 - std::panic::catch_unwind::hc239b1f0bd06c7e7 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panic.rs:359:14 [INFO] [stderr] 23: 0x5ea9fc27a560 - std::rt::lang_start_internal::{{closure}}::ha9d8fb8253d749d7 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/rt.rs:175:24 [INFO] [stderr] 24: 0x5ea9fc27a560 - std::panicking::catch_unwind::do_call::h428a277c0848e71c [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:590:40 [INFO] [stderr] 25: 0x5ea9fc27a560 - std::panicking::catch_unwind::hd0989b6642f7ad81 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:553:19 [INFO] [stderr] 26: 0x5ea9fc27a560 - std::panic::catch_unwind::hff4afb10b723ad75 [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panic.rs:359:14 [INFO] [stderr] 27: 0x5ea9fc27a560 - std::rt::lang_start_internal::h5e6155dfabba704f [INFO] [stderr] at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/rt.rs:171:5 [INFO] [stderr] 28: 0x5ea9fc26cb41 - std::rt::lang_start::h1b74db363155d0b1 [INFO] [stderr] 29: 0x5ea9fc26d5f5 - main [INFO] [stderr] 30: 0x74c96f7511ca - [INFO] [stderr] 31: 0x74c96f75128b - __libc_start_main [INFO] [stderr] 32: 0x5ea9fc26ba85 - _start [INFO] [stderr] 33: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "947da95a3a8be96dd5953c11dcf5e4e1a41ccad1be7a384bbad2fbe905cbfa89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "947da95a3a8be96dd5953c11dcf5e4e1a41ccad1be7a384bbad2fbe905cbfa89", kill_on_drop: false }` [INFO] [stdout] 947da95a3a8be96dd5953c11dcf5e4e1a41ccad1be7a384bbad2fbe905cbfa89