[INFO] crate itsybitsy_m0 0.1.0 is already in cache
[INFO] extracting crate itsybitsy_m0 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/itsybitsy_m0/0.1.0
[INFO] extracting crate itsybitsy_m0 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/itsybitsy_m0/0.1.0
[INFO] validating manifest of itsybitsy_m0-0.1.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of itsybitsy_m0-0.1.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing itsybitsy_m0-0.1.0
[INFO] finished frobbing itsybitsy_m0-0.1.0
[INFO] frobbed toml for itsybitsy_m0-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/itsybitsy_m0/0.1.0/Cargo.toml
[INFO] started frobbing itsybitsy_m0-0.1.0
[INFO] finished frobbing itsybitsy_m0-0.1.0
[INFO] frobbed toml for itsybitsy_m0-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/itsybitsy_m0/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting itsybitsy_m0-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/itsybitsy_m0/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 512c4b15659f921b3a19acdddf21d2b02a98a6a0978c4f18f4e583ce9da0c9f5
[INFO] running `"docker" "start" "-a" "512c4b15659f921b3a19acdddf21d2b02a98a6a0978c4f18f4e583ce9da0c9f5"`
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.7
[INFO] [stderr]    Compiling atsamd21g18a v0.3.1
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling itsybitsy_m0 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking bitfield v0.13.1
[INFO] [stderr]    Compiling ssd1306 v0.2.2
[INFO] [stderr]     Checking panic-abort v0.2.0
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | #![feature(panic_implementation)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: subsumed by `#[panic_handler]`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | #![feature(panic_implementation)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: The attribute `panic_implementation` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:28:3
[INFO] [stderr]    |
[INFO] [stderr] 28 | #[panic_implementation]
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0557, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0557`.
[INFO] [stderr] error: Could not compile `panic-abort`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "512c4b15659f921b3a19acdddf21d2b02a98a6a0978c4f18f4e583ce9da0c9f5"`
[INFO] running `"docker" "rm" "-f" "512c4b15659f921b3a19acdddf21d2b02a98a6a0978c4f18f4e583ce9da0c9f5"`
[INFO] [stdout] 512c4b15659f921b3a19acdddf21d2b02a98a6a0978c4f18f4e583ce9da0c9f5