[INFO] fetching crate ch32v307v 0.0.1...
[INFO] checking ch32v307v-0.0.1 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate ch32v307v 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ch32v307v 0.0.1
[INFO] finished tweaking crates.io crate ch32v307v 0.0.1
[INFO] tweaked toml for crates.io crate ch32v307v 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ch32v307v 0.0.1 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v1.0.0-alpha.7 (available: v1.0.0)
[INFO] [stderr]       Adding riscv v0.7.0 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ch32v30x-hal v0.0.1
[INFO] [stderr]   Downloaded ch32v30x v0.0.1
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e86d9b618ba69080ca2cc96ab05b3007d1776c8ea1b697dd957baf23ca31d88
[INFO] running `Command { std: "docker" "start" "-a" "0e86d9b618ba69080ca2cc96ab05b3007d1776c8ea1b697dd957baf23ca31d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e86d9b618ba69080ca2cc96ab05b3007d1776c8ea1b697dd957baf23ca31d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e86d9b618ba69080ca2cc96ab05b3007d1776c8ea1b697dd957baf23ca31d88", kill_on_drop: false }`
[INFO] [stdout] 0e86d9b618ba69080ca2cc96ab05b3007d1776c8ea1b697dd957baf23ca31d88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5814228fd7f46b8cf5491e22e2c95a6cc38466dfb27e5023ba88d3ab035515d9
[INFO] running `Command { std: "docker" "start" "-a" "5814228fd7f46b8cf5491e22e2c95a6cc38466dfb27e5023ba88d3ab035515d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling ch32v30x v0.0.1
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling ch32v307v v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.7
[INFO] [stderr] error: failed to run custom build command for `ch32v307v v0.0.1 (/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/ch32v307v-a5ca12b15957803f/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-search=/opt/rustwide/target/debug/build/ch32v307v-86e5ea8d54bd4e00/out
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at build.rs:34:9:
[INFO] [stderr]   No board features selected
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x57b64f789692 - std::backtrace_rs::backtrace::libunwind::trace::h76ea176a64426f0f
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x57b64f789692 - std::backtrace_rs::backtrace::trace_unsynchronized::h0830675862e8e766
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x57b64f789692 - std::sys::backtrace::_print_fmt::hba1ccef63faaa048
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x57b64f789692 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hca516e2c7056a217
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x57b64f7a5c13 - core::fmt::rt::Argument::fmt::ha510764ac9e77b66
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x57b64f7a5c13 - core::fmt::write::h97a802838d45fe7e
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x57b64f786fe3 - std::io::default_write_fmt::hb63ad55b2aa53928
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x57b64f786fe3 - std::io::Write::write_fmt::h6b2df461464d9a05
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x57b64f7894e2 - std::sys::backtrace::BacktraceLock::print::h81c102a9ac0a1bc7
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x57b64f78ab03 - std::panicking::default_hook::{{closure}}::h9934714bf98b056d
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x57b64f78a8e5 - std::panicking::default_hook::hb31a4fc725ffcf0a
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x57b64f78b3d5 - std::panicking::rust_panic_with_hook::h8df5393cb811c708
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x57b64f78b236 - std::panicking::begin_panic_handler::{{closure}}::h73dc0a59c2d3b9c7
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:699:13
[INFO] [stderr]     13:     0x57b64f789b89 - std::sys::backtrace::__rust_end_short_backtrace::h9eb84a109f69f8ca
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x57b64f78aefd - __rustc[98c2592f34d7b78b]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x57b64f7a4ee0 - core::panicking::panic_fmt::hb0df011123225e8b
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x57b64f767320 - build_script_build::main::he56bd00f333a22f9
[INFO] [stderr]     17:     0x57b64f7645d3 - core::ops::function::FnOnce::call_once::hdfa75b6e9574bde3
[INFO] [stderr]     18:     0x57b64f764186 - std::sys::backtrace::__rust_begin_short_backtrace::h67d50cc1bd6f9211
[INFO] [stderr]     19:     0x57b64f7640e9 - std::rt::lang_start::{{closure}}::ha4aab9971cae150e
[INFO] [stderr]     20:     0x57b64f783d10 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h0bcac900efc89129
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     21:     0x57b64f783d10 - std::panicking::catch_unwind::do_call::hfadc8e58bd88a07a
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:589:40
[INFO] [stderr]     22:     0x57b64f783d10 - std::panicking::catch_unwind::h44c20dc1edb63a1e
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:552:19
[INFO] [stderr]     23:     0x57b64f783d10 - std::panic::catch_unwind::hed574ee6107b8e15
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x57b64f783d10 - std::rt::lang_start_internal::{{closure}}::h7f49669407df0483
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x57b64f783d10 - std::panicking::catch_unwind::do_call::hdc3b107dc7611175
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:589:40
[INFO] [stderr]     26:     0x57b64f783d10 - std::panicking::catch_unwind::h50fbac1cdf73dd69
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:552:19
[INFO] [stderr]     27:     0x57b64f783d10 - std::panic::catch_unwind::h061b64ee85b76832
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x57b64f783d10 - std::rt::lang_start_internal::h935ec80c2dc417b9
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x57b64f7640d1 - std::rt::lang_start::h97d54a57f45384a7
[INFO] [stderr]     30:     0x57b64f7674d5 - main
[INFO] [stderr]     31:     0x7fbe185eb1ca - <unknown>
[INFO] [stderr]     32:     0x7fbe185eb28b - __libc_start_main
[INFO] [stderr]     33:     0x57b64f763665 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5814228fd7f46b8cf5491e22e2c95a6cc38466dfb27e5023ba88d3ab035515d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5814228fd7f46b8cf5491e22e2c95a6cc38466dfb27e5023ba88d3ab035515d9", kill_on_drop: false }`
[INFO] [stdout] 5814228fd7f46b8cf5491e22e2c95a6cc38466dfb27e5023ba88d3ab035515d9
