[INFO] fetching crate mks979b 0.1.0... [INFO] checking mks979b-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate mks979b 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml [INFO] started tweaking crates.io crate mks979b 0.1.0 [INFO] finished tweaking crates.io crate mks979b 0.1.0 [INFO] tweaked toml for crates.io crate mks979b 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mks979b 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mks979b 0.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded apa102-spi v0.3.2 [INFO] [stderr] Downloaded itsybitsy_m4 v0.7.0 [INFO] [stderr] Downloaded critical-section v0.2.5 [INFO] [stderr] Downloaded seq-macro v0.2.2 [INFO] [stderr] Downloaded atomic-polyfill v0.1.6 [INFO] [stderr] Downloaded usb-device v0.2.8 [INFO] [stderr] Downloaded heapless v0.7.10 [INFO] [stderr] Downloaded cortex-m v0.7.4 [INFO] [stderr] Downloaded bitbang-hal v0.3.2 [INFO] [stderr] Downloaded atsamd-hal v0.14.0 [INFO] [stderr] Downloaded atsamd51g v0.11.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18b8d46fde4e7b2b8afb1d922a86cd1f24f1be58b64ba286574df9a714afce2a [INFO] running `Command { std: "docker" "start" "-a" "18b8d46fde4e7b2b8afb1d922a86cd1f24f1be58b64ba286574df9a714afce2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18b8d46fde4e7b2b8afb1d922a86cd1f24f1be58b64ba286574df9a714afce2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18b8d46fde4e7b2b8afb1d922a86cd1f24f1be58b64ba286574df9a714afce2a", kill_on_drop: false }` [INFO] [stdout] 18b8d46fde4e7b2b8afb1d922a86cd1f24f1be58b64ba286574df9a714afce2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3739eb490a09613b2909afcb828c61a113eaddabbf79ad670dbab9ec913190a0 [INFO] running `Command { std: "docker" "start" "-a" "3739eb490a09613b2909afcb828c61a113eaddabbf79ad670dbab9ec913190a0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling cortex-m-rt v0.7.1 [INFO] [stderr] Compiling cortex-m v0.7.4 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking bytemuck v1.8.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling atsamd51g v0.11.0 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Checking usb-device v0.2.8 [INFO] [stderr] Compiling heapless v0.7.10 [INFO] [stderr] Checking volatile-register v0.2.1 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking rgb v0.8.32 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Compiling itsybitsy_m4 v0.7.0 [INFO] [stderr] Checking spin v0.9.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Checking replace_with v0.1.7 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling seq-macro v0.2.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smart-leds-trait v0.2.1 [INFO] [stderr] Checking numtoa v0.2.4 [INFO] [stderr] Checking bitbang-hal v0.3.2 [INFO] [stderr] Checking usbd-serial v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking panic-halt v0.2.0 [INFO] [stderr] Checking apa102-spi v0.3.2 [INFO] [stderr] Checking smart-leds v0.3.0 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking mks979b v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling cortex-m-rt-macros v0.7.0 [INFO] [stderr] Compiling modular-bitfield-impl v0.11.2 [INFO] [stderr] Checking modular-bitfield v0.11.2 [INFO] [stderr] Checking atsamd-hal v0.14.0 [INFO] [stdout] warning: unexpected `cfg` condition value: `use_semihosting` [INFO] [stdout] --> examples/itsybitsy_m4.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | #[cfg(not(feature = "use_semihosting"))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `use_semihosting` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `use_semihosting` [INFO] [stdout] --> examples/itsybitsy_m4.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg(feature = "use_semihosting")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `use_semihosting` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unwinding panics are not supported without std [INFO] [stdout] | [INFO] [stdout] = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding [INFO] [stdout] = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mks979b` (example "itsybitsy_m4") due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3739eb490a09613b2909afcb828c61a113eaddabbf79ad670dbab9ec913190a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3739eb490a09613b2909afcb828c61a113eaddabbf79ad670dbab9ec913190a0", kill_on_drop: false }` [INFO] [stdout] 3739eb490a09613b2909afcb828c61a113eaddabbf79ad670dbab9ec913190a0