[INFO] fetching crate stm32g0xx-hal 0.2.0... [INFO] testing stm32g0xx-hal-0.2.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] extracting crate stm32g0xx-hal 0.2.0 into /workspace/builds/worker-7-tc2/source [INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml [INFO] started tweaking crates.io crate stm32g0xx-hal 0.2.0 [INFO] finished tweaking crates.io crate stm32g0xx-hal 0.2.0 [INFO] tweaked toml for crates.io crate stm32g0xx-hal 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate stm32g0xx-hal 0.2.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate stm32g0xx-hal 0.2.0 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa95231c56b64e5fd9e5038d2f32f2ed9b0801efaf0976e186666bed1c17cf40 [INFO] running `Command { std: "docker" "start" "-a" "aa95231c56b64e5fd9e5038d2f32f2ed9b0801efaf0976e186666bed1c17cf40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa95231c56b64e5fd9e5038d2f32f2ed9b0801efaf0976e186666bed1c17cf40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa95231c56b64e5fd9e5038d2f32f2ed9b0801efaf0976e186666bed1c17cf40", kill_on_drop: false }` [INFO] [stdout] aa95231c56b64e5fd9e5038d2f32f2ed9b0801efaf0976e186666bed1c17cf40 [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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 283f05f3c4b938607eab5756b263d3218726904240f1aa8bd1e0059396c19d76 [INFO] running `Command { std: "docker" "start" "-a" "283f05f3c4b938607eab5756b263d3218726904240f1aa8bd1e0059396c19d76", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.50 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling cortex-m-rt v0.7.2 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Compiling vcell v0.1.3 [INFO] [stderr] Compiling bitfield v0.13.2 [INFO] [stderr] Compiling stm32g0 v0.14.0 [INFO] [stderr] Compiling critical-section v1.1.1 [INFO] [stderr] Compiling gcd v2.3.0 [INFO] [stderr] Compiling bare-metal v1.0.0 [INFO] [stderr] Compiling bare-metal v0.2.5 [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 fugit v0.3.6 [INFO] [stderr] error: failed to run custom build command for `stm32g0 v0.14.0` [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/stm32g0-b579eb7604dc8c80/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rustc-link-search=/opt/rustwide/target/debug/build/stm32g0-e373d3c193bcd560/out [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (316) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stm32g0-0.14.0/build.rs:32:18: [INFO] [stderr] No device features selected [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5a1c2aadb2f2 - std::backtrace_rs::backtrace::libunwind::trace::h22a6a535a50603c6 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5a1c2aadb2f2 - std::backtrace_rs::backtrace::trace_unsynchronized::h2503a4f30dbfbaa2 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5a1c2aadb2f2 - std::sys::backtrace::_print_fmt::hec54e31f36456895 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5a1c2aadb2f2 - ::fmt::hb1988e8b50fa5f19 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5a1c2aaea00f - core::fmt::rt::Argument::fmt::h3118a66e1a57a586 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5a1c2aaea00f - core::fmt::write::hcd056e06a609f600 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5a1c2aab7bf1 - std::io::default_write_fmt::h45f0f9de0268fdcb [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5a1c2aab7bf1 - std::io::Write::write_fmt::hc685c74e0b8ce55d [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5a1c2aabdcb2 - std::sys::backtrace::BacktraceLock::print::h69f50ba7cfff8317 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5a1c2aabf7dc - std::panicking::default_hook::{{closure}}::hfa978eb2255ab3ab [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5a1c2aabf636 - std::panicking::default_hook::h09da2eaf8f1deadd [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5a1c2aabfe65 - std::panicking::panic_with_hook::h13c40d280d130fd3 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5a1c2aabf52c - std::panicking::begin_panic::{{closure}}::hd59d0a5aaa04646e [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:771:9 [INFO] [stderr] 13: 0x5a1c2aabdde9 - std::sys::backtrace::__rust_end_short_backtrace::h5f7581f5fa82ac8e [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5a1c2aabf4f9 - std::panicking::begin_panic::hbf64f440f0761a86 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:770:5 [INFO] [stderr] 15: 0x5a1c2aaaad65 - build_script_build::main::h1a0c13c6aedbdabe [INFO] [stderr] 16: 0x5a1c2aaab953 - core::ops::function::FnOnce::call_once::h2602250e89c3f8ac [INFO] [stderr] 17: 0x5a1c2aaab7b6 - std::sys::backtrace::__rust_begin_short_backtrace::hfcb504c6c072b5db [INFO] [stderr] 18: 0x5a1c2aaab719 - std::rt::lang_start::{{closure}}::hd98aef761a72323f [INFO] [stderr] 19: 0x5a1c2aab91c0 - core::ops::function::impls:: for &F>::call_once::h387c5546b57ddfde [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 20: 0x5a1c2aab91c0 - std::panicking::catch_unwind::do_call::hf9fdd250c001d1cd [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40 [INFO] [stderr] 21: 0x5a1c2aab91c0 - std::panicking::catch_unwind::hc213e1339e7313f3 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19 [INFO] [stderr] 22: 0x5a1c2aab91c0 - std::panic::catch_unwind::h7e2e13142bd98e67 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14 [INFO] [stderr] 23: 0x5a1c2aab91c0 - std::rt::lang_start_internal::{{closure}}::ha8eea67def213c83 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/rt.rs:175:24 [INFO] [stderr] 24: 0x5a1c2aab91c0 - std::panicking::catch_unwind::do_call::hc6f04b090be4f56e [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40 [INFO] [stderr] 25: 0x5a1c2aab91c0 - std::panicking::catch_unwind::hfb8ae23b2e34f7c2 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19 [INFO] [stderr] 26: 0x5a1c2aab91c0 - std::panic::catch_unwind::hf2cef20feb3addd6 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14 [INFO] [stderr] 27: 0x5a1c2aab91c0 - std::rt::lang_start_internal::h1ca864a6b9355c57 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/rt.rs:171:5 [INFO] [stderr] 28: 0x5a1c2aaab701 - std::rt::lang_start::h5c655dac26f169f2 [INFO] [stderr] 29: 0x5a1c2aaac1b5 - main [INFO] [stderr] 30: 0x7e7cadacf1ca - [INFO] [stderr] 31: 0x7e7cadacf28b - __libc_start_main [INFO] [stderr] 32: 0x5a1c2aaaa405 - _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-macro2-1.0.50/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" "283f05f3c4b938607eab5756b263d3218726904240f1aa8bd1e0059396c19d76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "283f05f3c4b938607eab5756b263d3218726904240f1aa8bd1e0059396c19d76", kill_on_drop: false }` [INFO] [stdout] 283f05f3c4b938607eab5756b263d3218726904240f1aa8bd1e0059396c19d76