[INFO] fetching crate mks979b 0.1.0... [INFO] testing mks979b-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate mks979b 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml [INFO] started tweaking crates.io crate 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-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mks979b 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cdce1cf7ed660f1c8822b1eb05e6b8aa6447eda96386bc56d91fe7b50fc732ce [INFO] running `Command { std: "docker" "start" "-a" "cdce1cf7ed660f1c8822b1eb05e6b8aa6447eda96386bc56d91fe7b50fc732ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cdce1cf7ed660f1c8822b1eb05e6b8aa6447eda96386bc56d91fe7b50fc732ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdce1cf7ed660f1c8822b1eb05e6b8aa6447eda96386bc56d91fe7b50fc732ce", kill_on_drop: false }` [INFO] [stdout] cdce1cf7ed660f1c8822b1eb05e6b8aa6447eda96386bc56d91fe7b50fc732ce [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f4cda09296512e9f4fbd1efb7562e042297ff9bbbd664a40a3c9f564e1eb690 [INFO] running `Command { std: "docker" "start" "-a" "3f4cda09296512e9f4fbd1efb7562e042297ff9bbbd664a40a3c9f564e1eb690", kill_on_drop: false }` [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling heapless v0.7.10 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling numtoa v0.2.4 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling lock_api v0.4.6 [INFO] [stderr] Compiling embedded-hal v0.2.7 [INFO] [stderr] Compiling hash32 v0.2.1 [INFO] [stderr] Compiling spin v0.9.2 [INFO] [stderr] Compiling mks979b v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.16s [INFO] running `Command { std: "docker" "inspect" "3f4cda09296512e9f4fbd1efb7562e042297ff9bbbd664a40a3c9f564e1eb690", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f4cda09296512e9f4fbd1efb7562e042297ff9bbbd664a40a3c9f564e1eb690", kill_on_drop: false }` [INFO] [stdout] 3f4cda09296512e9f4fbd1efb7562e042297ff9bbbd664a40a3c9f564e1eb690 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37de31a673521ecc64c4238594fe03772fcfba9c6d6c79fcedf602314557117b [INFO] running `Command { std: "docker" "start" "-a" "37de31a673521ecc64c4238594fe03772fcfba9c6d6c79fcedf602314557117b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling nb v0.1.3 [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] Compiling vcell v0.1.3 [INFO] [stderr] Compiling bytemuck v1.8.0 [INFO] [stderr] Compiling embedded-hal v0.2.7 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rgb v0.8.32 [INFO] [stderr] Compiling volatile-register v0.2.1 [INFO] [stderr] Compiling bitfield v0.13.2 [INFO] [stderr] Compiling atsamd51g v0.11.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling smart-leds-trait v0.2.1 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling usb-device v0.2.8 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling seq-macro v0.2.2 [INFO] [stderr] Compiling itsybitsy_m4 v0.7.0 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling replace_with v0.1.7 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Compiling smart-leds v0.3.0 [INFO] [stderr] Compiling apa102-spi v0.3.2 [INFO] [stderr] Compiling bitbang-hal v0.3.2 [INFO] [stderr] Compiling usbd-serial v0.1.1 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling panic-halt v0.2.0 [INFO] [stderr] Compiling 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] Compiling modular-bitfield v0.11.2 [INFO] [stderr] Compiling 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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "37de31a673521ecc64c4238594fe03772fcfba9c6d6c79fcedf602314557117b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37de31a673521ecc64c4238594fe03772fcfba9c6d6c79fcedf602314557117b", kill_on_drop: false }` [INFO] [stdout] 37de31a673521ecc64c4238594fe03772fcfba9c6d6c79fcedf602314557117b