[INFO] fetching crate stm32g4xx-hal 0.0.1... [INFO] building stm32g4xx-hal-0.0.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate stm32g4xx-hal 0.0.1 into /workspace/builds/worker-7-tc2/source [INFO] removed /workspace/builds/worker-7-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-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate stm32g4xx-hal 0.0.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f63ccd897e7e923feb271facb88911b930cea5429408744870d2eeef9f70a2f [INFO] running `Command { std: "docker" "start" "-a" "6f63ccd897e7e923feb271facb88911b930cea5429408744870d2eeef9f70a2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f63ccd897e7e923feb271facb88911b930cea5429408744870d2eeef9f70a2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f63ccd897e7e923feb271facb88911b930cea5429408744870d2eeef9f70a2f", kill_on_drop: false }` [INFO] [stdout] 6f63ccd897e7e923feb271facb88911b930cea5429408744870d2eeef9f70a2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fecb8fd23e251d8603bf5b79ca7ff8262e0d17227ea1f730bece48a97aa6da94 [INFO] running `Command { std: "docker" "start" "-a" "fecb8fd23e251d8603bf5b79ca7ff8262e0d17227ea1f730bece48a97aa6da94", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling semver v1.0.16 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Compiling cortex-m-rt v0.7.3 [INFO] [stderr] Compiling vcell v0.1.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling paste v1.0.11 [INFO] [stderr] Compiling critical-section v1.1.1 [INFO] [stderr] Compiling bitfield v0.13.2 [INFO] [stderr] Compiling stm32g4 v0.15.1 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling bare-metal v1.0.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling embedded-dma v0.1.2 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling volatile-register v0.2.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling embedded-hal v0.2.7 [INFO] [stderr] Compiling rustc_version v0.2.3 [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' (612) 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: 0x5b9c34910b92 - std::backtrace_rs::backtrace::libunwind::trace::hb47480f78a1ce3ca [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5b9c34910b92 - std::backtrace_rs::backtrace::trace_unsynchronized::hc1656d2da6a98cd5 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5b9c34910b92 - std::sys::backtrace::_print_fmt::h19dc0f5ca3f1c927 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5b9c34910b92 - ::fmt::h71e2dbb21440d8d7 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5b9c3491f90f - core::fmt::rt::Argument::fmt::h5bcabd5a3c1d10f7 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5b9c3491f90f - core::fmt::write::ha34f2b5c70e30f63 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5b9c348ed6e1 - std::io::default_write_fmt::h573facd83e7bee80 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5b9c348ed6e1 - std::io::Write::write_fmt::h76264e5b71fd6d13 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5b9c348f3912 - std::sys::backtrace::BacktraceLock::print::hb3aae3980c2c9bd5 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5b9c348f543c - std::panicking::default_hook::{{closure}}::h1b7baa88a148d351 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5b9c348f5296 - std::panicking::default_hook::hbc5e86c06039547d [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5b9c348f5ac5 - std::panicking::panic_with_hook::ha6d2c09d64f936dd [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5b9c348f518c - std::panicking::begin_panic::{{closure}}::h393d0325d09935bb [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:771:9 [INFO] [stderr] 13: 0x5b9c348f3a49 - std::sys::backtrace::__rust_end_short_backtrace::ha3397ae28a7ac210 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5b9c348f5159 - std::panicking::begin_panic::hb12bee620fb52377 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:770:5 [INFO] [stderr] 15: 0x5b9c348e0a22 - build_script_build::main::hd452c5878ea4b7b9 [INFO] [stderr] 16: 0x5b9c348e1553 - core::ops::function::FnOnce::call_once::h54cf8d3bfde07cf5 [INFO] [stderr] 17: 0x5b9c348e13b6 - std::sys::backtrace::__rust_begin_short_backtrace::hf572120793e06ff1 [INFO] [stderr] 18: 0x5b9c348e1319 - std::rt::lang_start::{{closure}}::hdd5fccc8b6bab04c [INFO] [stderr] 19: 0x5b9c348eee00 - core::ops::function::impls:: for &F>::call_once::h6775bd355fba6242 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/ops/function.rs:290:21 [INFO] [stderr] 20: 0x5b9c348eee00 - std::panicking::catch_unwind::do_call::hd380709a4299b9fc [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:590:40 [INFO] [stderr] 21: 0x5b9c348eee00 - std::panicking::catch_unwind::h518887d20d286a22 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:553:19 [INFO] [stderr] 22: 0x5b9c348eee00 - std::panic::catch_unwind::h2976988d58581e5d [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panic.rs:359:14 [INFO] [stderr] 23: 0x5b9c348eee00 - std::rt::lang_start_internal::{{closure}}::h1b4b9756e08c6661 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/rt.rs:175:24 [INFO] [stderr] 24: 0x5b9c348eee00 - std::panicking::catch_unwind::do_call::hcca0ca64d8ef299f [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:590:40 [INFO] [stderr] 25: 0x5b9c348eee00 - std::panicking::catch_unwind::h685f750dcd8c8c5d [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:553:19 [INFO] [stderr] 26: 0x5b9c348eee00 - std::panic::catch_unwind::hcb6c05508142789b [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panic.rs:359:14 [INFO] [stderr] 27: 0x5b9c348eee00 - std::rt::lang_start_internal::h2ade37a099a7616e [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/rt.rs:171:5 [INFO] [stderr] 28: 0x5b9c348e1301 - std::rt::lang_start::hbdbb02024b8e434f [INFO] [stderr] 29: 0x5b9c348e1db5 - main [INFO] [stderr] 30: 0x790a8f9311ca - [INFO] [stderr] 31: 0x790a8f93128b - __libc_start_main [INFO] [stderr] 32: 0x5b9c348e0245 - _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" "fecb8fd23e251d8603bf5b79ca7ff8262e0d17227ea1f730bece48a97aa6da94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fecb8fd23e251d8603bf5b79ca7ff8262e0d17227ea1f730bece48a97aa6da94", kill_on_drop: false }` [INFO] [stdout] fecb8fd23e251d8603bf5b79ca7ff8262e0d17227ea1f730bece48a97aa6da94