[INFO] crate sonm 0.1.0 is already in cache
[INFO] extracting crate sonm 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/sonm/0.1.0
[INFO] extracting crate sonm 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/sonm/0.1.0
[INFO] validating manifest of sonm-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 sonm-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 sonm-0.1.0
[INFO] finished frobbing sonm-0.1.0
[INFO] frobbed toml for sonm-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/sonm/0.1.0/Cargo.toml
[INFO] started frobbing sonm-0.1.0
[INFO] finished frobbing sonm-0.1.0
[INFO] frobbed toml for sonm-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/sonm/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 sonm-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-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/sonm/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] d27fed767bfc20f213b9a26304e2f11438650329af56af5b458837c6772475eb
[INFO] running `"docker" "start" "-a" "d27fed767bfc20f213b9a26304e2f11438650329af56af5b458837c6772475eb"`
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]    Compiling actix-web v0.7.18
[INFO] [stderr]    Compiling secp256k1 v0.8.5
[INFO] [stderr]    Compiling uint v0.2.1
[INFO] [stderr]    Compiling ethereum-types v0.3.2
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.1
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking num-bigint v0.2.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]     Checking tiny-keccak v1.4.2
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking ethbloom v0.5.0
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling futures-await-async-macro v0.1.4
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-await-async-macro-0.1.4/src/lib.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #![feature(proc_macro)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `futures-await-async-macro`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d27fed767bfc20f213b9a26304e2f11438650329af56af5b458837c6772475eb"`
[INFO] running `"docker" "rm" "-f" "d27fed767bfc20f213b9a26304e2f11438650329af56af5b458837c6772475eb"`
[INFO] [stdout] d27fed767bfc20f213b9a26304e2f11438650329af56af5b458837c6772475eb