[INFO] fetching crate stm32f7xx-hal 0.7.0...
[INFO] testing stm32f7xx-hal-0.7.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate stm32f7xx-hal 0.7.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate stm32f7xx-hal 0.7.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate stm32f7xx-hal 0.7.0
[INFO] removed 2 missing examples
[INFO] finished tweaking crates.io crate stm32f7xx-hal 0.7.0
[INFO] tweaked toml for crates.io crate stm32f7xx-hal 0.7.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate stm32f7xx-hal 0.7.0 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-graphics v0.6.2
[INFO] [stderr]   Downloaded display-interface v0.4.1
[INFO] [stderr]   Downloaded synopsys-usb-otg v0.2.4
[INFO] [stderr]   Downloaded usb-device v0.2.8
[INFO] [stderr]   Downloaded micromath v2.0.0
[INFO] [stderr]   Downloaded fugit v0.3.5
[INFO] [stderr]   Downloaded rtic-monotonic v1.0.0
[INFO] [stderr]   Downloaded stm32-fmc v0.2.4
[INFO] [stderr]   Downloaded stm32f7 v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71a1fbd1a6fa0654c8db179dd8fd7ff48541146759343564118a27a08b546e63
[INFO] running `Command { std: "docker" "start" "-a" "71a1fbd1a6fa0654c8db179dd8fd7ff48541146759343564118a27a08b546e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71a1fbd1a6fa0654c8db179dd8fd7ff48541146759343564118a27a08b546e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a1fbd1a6fa0654c8db179dd8fd7ff48541146759343564118a27a08b546e63", kill_on_drop: false }`
[INFO] [stdout] 71a1fbd1a6fa0654c8db179dd8fd7ff48541146759343564118a27a08b546e63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9861310d0fd7aec39f85585966e02049b3512706a7d1359b0f93d10c7fc1e9ba
[INFO] running `Command { std: "docker" "start" "-a" "9861310d0fd7aec39f85585966e02049b3512706a7d1359b0f93d10c7fc1e9ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling cortex-m v0.7.5
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling stm32f7 v0.14.0
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling stm32f7xx-hal v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling bxcan v0.6.2
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling micromath v2.0.0
[INFO] [stderr] error: failed to run custom build command for `stm32f7 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/stm32f7-b48575f41cb26dae/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-search=/opt/rustwide/target/debug/build/stm32f7-0cd2305566ebf94a/out
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/stm32f7-0.14.0/build.rs:26:18:
[INFO] [stderr]   No device features selected
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x562fd91e0ea6 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x562fd91e0ea6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x562fd91e0ea6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x562fd91e0ea6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x562fd9200210 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x562fd9200210 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x562fd91df16f - std::io::Write::write_fmt::h78b18af5775fedb5
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x562fd91e0c84 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x562fd91e0c84 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x562fd91e21e7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stderr]     10:     0x562fd91e1f49 - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x562fd91e2678 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x562fd91c410e - std::panicking::begin_panic::{{closure}}::h0af884cf27099c2d
[INFO] [stderr]     13:     0x562fd91c39d6 - std::sys_common::backtrace::__rust_end_short_backtrace::h3992e0f34790a8a8
[INFO] [stderr]     14:     0x562fd91c4097 - std::panicking::begin_panic::h5d617ef59dd14d2d
[INFO] [stderr]     15:     0x562fd91c5537 - build_script_build::main::hb1446a7549bf21d3
[INFO] [stderr]     16:     0x562fd91c4333 - core::ops::function::FnOnce::call_once::h80546996c3fe2860
[INFO] [stderr]     17:     0x562fd91c39e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc335da519a534051
[INFO] [stderr]     18:     0x562fd91c3f29 - std::rt::lang_start::{{closure}}::h13d16e3427ac96a7
[INFO] [stderr]     19:     0x562fd91dc481 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h37600b1e5eea4ecd
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     20:     0x562fd91dc481 - std::panicking::try::do_call::hb4bda49fa13a0c2b
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]     21:     0x562fd91dc481 - std::panicking::try::h8bbf75149211aaaa
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]     22:     0x562fd91dc481 - std::panic::catch_unwind::h8c78ec68ebea34cb
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]     23:     0x562fd91dc481 - std::rt::lang_start_internal::{{closure}}::hffdf44a19fd9e220
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:48
[INFO] [stderr]     24:     0x562fd91dc481 - std::panicking::try::do_call::hcb3194972c74716d
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x562fd91dc481 - std::panicking::try::hcdc6892c5f0dba4c
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x562fd91dc481 - std::panic::catch_unwind::h4910beb4573f4776
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x562fd91dc481 - std::rt::lang_start_internal::h6939038e2873596b
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:20
[INFO] [stderr]     28:     0x562fd91c3f07 - std::rt::lang_start::h5336584a5246002d
[INFO] [stderr]     29:     0x562fd91c5895 - main
[INFO] [stderr]     30:     0x7fc2ebddad90 - <unknown>
[INFO] [stderr]     31:     0x7fc2ebddae40 - __libc_start_main
[INFO] [stderr]     32:     0x562fd91c38c5 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9861310d0fd7aec39f85585966e02049b3512706a7d1359b0f93d10c7fc1e9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9861310d0fd7aec39f85585966e02049b3512706a7d1359b0f93d10c7fc1e9ba", kill_on_drop: false }`
[INFO] [stdout] 9861310d0fd7aec39f85585966e02049b3512706a7d1359b0f93d10c7fc1e9ba
[INFO] testing stm32f7xx-hal-0.7.0 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate stm32f7xx-hal 0.7.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate stm32f7xx-hal 0.7.0 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config
[INFO] started tweaking crates.io crate stm32f7xx-hal 0.7.0
[INFO] removed 2 missing examples
[INFO] finished tweaking crates.io crate stm32f7xx-hal 0.7.0
[INFO] tweaked toml for crates.io crate stm32f7xx-hal 0.7.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate stm32f7xx-hal 0.7.0 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" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 229ad5a03a40d9b6b65a16268daf55c27a33943063761bac6bc305394d77d311
[INFO] running `Command { std: "docker" "start" "-a" "229ad5a03a40d9b6b65a16268daf55c27a33943063761bac6bc305394d77d311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "229ad5a03a40d9b6b65a16268daf55c27a33943063761bac6bc305394d77d311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "229ad5a03a40d9b6b65a16268daf55c27a33943063761bac6bc305394d77d311", kill_on_drop: false }`
[INFO] [stdout] 229ad5a03a40d9b6b65a16268daf55c27a33943063761bac6bc305394d77d311
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3d7412aaae7d1b1260c32f38e31c3d363eabb793540c1f403a7ba5dfad48f3c
[INFO] running `Command { std: "docker" "start" "-a" "a3d7412aaae7d1b1260c32f38e31c3d363eabb793540c1f403a7ba5dfad48f3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling cortex-m v0.7.5
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling stm32f7 v0.14.0
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling stm32f7xx-hal v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> build.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     Env(env::VarError),
[INFO] [stdout]     |     --- ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 127 |     Env(()),
[INFO] [stdout]     |         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> build.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 |     Io(io::Error),
[INFO] [stdout]     |     -- ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 128 |     Io(()),
[INFO] [stdout]     |        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling bxcan v0.6.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling micromath v2.0.0
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `stm32f7 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/stm32f7-8e7e826b68b8b2b3/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-search=/opt/rustwide/target/debug/build/stm32f7-2d5ff779079f937c/out
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/stm32f7-0.14.0/build.rs:26:18:
[INFO] [stderr]   No device features selected
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55a32972bd76 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55a32972bd76 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55a32972bd76 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55a32972bd76 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55a32974ae30 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55a32974ae30 - core::fmt::write::h873f89a91a4832db
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55a329729e4f - std::io::Write::write_fmt::hc65183f01d14754a
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stderr]      7:     0x55a32972bb54 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55a32972bb54 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55a32972d0b7 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stderr]     10:     0x55a32972ce19 - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55a32972d548 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:781:13
[INFO] [stderr]     12:     0x55a32970f0ee - std::panicking::begin_panic::{{closure}}::h8408b88e66be05f6
[INFO] [stderr]     13:     0x55a32970e9d6 - std::sys_common::backtrace::__rust_end_short_backtrace::h0c1a38b608cb76da
[INFO] [stderr]     14:     0x55a32970f097 - std::panicking::begin_panic::h17bf825d00006058
[INFO] [stderr]     15:     0x55a32971045f - build_script_build::main::hd20f25f44908e49e
[INFO] [stderr]     16:     0x55a32970f303 - core::ops::function::FnOnce::call_once::h0213a4b0bb6be998
[INFO] [stderr]     17:     0x55a32970e9e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hf29858ace9c9aa0c
[INFO] [stderr]     18:     0x55a32970ef29 - std::rt::lang_start::{{closure}}::ha8aabc4b6333a901
[INFO] [stderr]     19:     0x55a3297270c1 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hb70d08830a5ade10
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     20:     0x55a3297270c1 - std::panicking::try::do_call::h22b4f7e5a6651b4a
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stderr]     21:     0x55a3297270c1 - std::panicking::try::hc21d1712e01c2e20
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stderr]     22:     0x55a3297270c1 - std::panic::catch_unwind::h043dedc9b446785f
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stderr]     23:     0x55a3297270c1 - std::rt::lang_start_internal::{{closure}}::hd5b437811c37f411
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/rt.rs:148:48
[INFO] [stderr]     24:     0x55a3297270c1 - std::panicking::try::do_call::hd87c54a927c7af49
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stderr]     25:     0x55a3297270c1 - std::panicking::try::hf94d97659ed75d92
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stderr]     26:     0x55a3297270c1 - std::panic::catch_unwind::h2ddd57de1d25402e
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x55a3297270c1 - std::rt::lang_start_internal::h7fecc45801af5220
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/rt.rs:148:20
[INFO] [stderr]     28:     0x55a32970ef07 - std::rt::lang_start::h66b17f4063b6a9fa
[INFO] [stderr]     29:     0x55a329710835 - main
[INFO] [stderr]     30:     0x7fdda12bfd90 - <unknown>
[INFO] [stderr]     31:     0x7fdda12bfe40 - __libc_start_main
[INFO] [stderr]     32:     0x55a32970e8c5 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `stm32f7xx-hal v0.7.0 (/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/stm32f7xx-hal-db147f8ada111a03/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at build.rs:144:5:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   You must select a target.
[INFO] [stderr]   If you added Stm32f7xx HAL as a dependency to your crate, you can select a target by enabling the respective feature in `Cargo.toml`.
[INFO] [stderr]   If you're running an example from the repository, select a target by passing the desired target as a command-line argument, for example `--features=stm32f746`.
[INFO] [stderr]   Please refer to the documentation for more details.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x561f941e2846 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x561f941e2846 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x561f941e2846 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x561f941e2846 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x561f94201070 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x561f94201070 - core::fmt::write::h873f89a91a4832db
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x561f941e087f - std::io::Write::write_fmt::hc65183f01d14754a
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stderr]      7:     0x561f941e2624 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x561f941e2624 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x561f941e3b87 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stderr]     10:     0x561f941e38e9 - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x561f941e4018 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:781:13
[INFO] [stderr]     12:     0x561f941e3ef2 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:659:13
[INFO] [stderr]     13:     0x561f941e2d46 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x561f941e3c44 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stderr]     15:     0x561f941c4195 - core::panicking::panic_fmt::h29b6f262f6458dc3
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x561f941c6b71 - build_script_build::error::h648bc04f6a2d64bd
[INFO] [stderr]     17:     0x561f941c6aaa - build_script_build::SubFamily::read::h80ee1ccbd56b3f05
[INFO] [stderr]     18:     0x561f941c69b6 - build_script_build::Target::read::h0f104e6710e50b57
[INFO] [stderr]     19:     0x561f941c6355 - build_script_build::main::ha35b50f0df060002
[INFO] [stderr]     20:     0x561f941c585e - core::ops::function::FnOnce::call_once::h3a92d3e8f7853531
[INFO] [stderr]     21:     0x561f941c4aad - std::sys_common::backtrace::__rust_begin_short_backtrace::h1a0104806d2542c5
[INFO] [stderr]     22:     0x561f941c5481 - std::rt::lang_start::{{closure}}::hb7e2d37601c230c8
[INFO] [stderr]     23:     0x561f941dd661 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hb70d08830a5ade10
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x561f941dd661 - std::panicking::try::do_call::h22b4f7e5a6651b4a
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stderr]     25:     0x561f941dd661 - std::panicking::try::hc21d1712e01c2e20
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stderr]     26:     0x561f941dd661 - std::panic::catch_unwind::h043dedc9b446785f
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x561f941dd661 - std::rt::lang_start_internal::{{closure}}::hd5b437811c37f411
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x561f941dd661 - std::panicking::try::do_call::hd87c54a927c7af49
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stderr]     29:     0x561f941dd661 - std::panicking::try::hf94d97659ed75d92
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stderr]     30:     0x561f941dd661 - std::panic::catch_unwind::h2ddd57de1d25402e
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stderr]     31:     0x561f941dd661 - std::rt::lang_start_internal::h7fecc45801af5220
[INFO] [stderr]                                  at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x561f941c5457 - std::rt::lang_start::ha5b47ece63e85eac
[INFO] [stderr]     33:     0x561f941c6c45 - main
[INFO] [stderr]     34:     0x7f4b62f31d90 - <unknown>
[INFO] [stderr]     35:     0x7f4b62f31e40 - __libc_start_main
[INFO] [stderr]     36:     0x561f941c48c5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "a3d7412aaae7d1b1260c32f38e31c3d363eabb793540c1f403a7ba5dfad48f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d7412aaae7d1b1260c32f38e31c3d363eabb793540c1f403a7ba5dfad48f3c", kill_on_drop: false }`
[INFO] [stdout] a3d7412aaae7d1b1260c32f38e31c3d363eabb793540c1f403a7ba5dfad48f3c
