[INFO] updating cached repository RussellSprouts/6502-language-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RussellSprouts/6502-language-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RussellSprouts/6502-language-rust" "work/ex/clippy-test-run/sources/stable/gh/RussellSprouts/6502-language-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/RussellSprouts/6502-language-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RussellSprouts/6502-language-rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/RussellSprouts/6502-language-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/RussellSprouts/6502-language-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2d77c31f2f401ed975bf0e3a4c3497bf7e297654
[INFO] sha for GitHub repo RussellSprouts/6502-language-rust: 2d77c31f2f401ed975bf0e3a4c3497bf7e297654
[INFO] validating manifest of RussellSprouts/6502-language-rust 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 RussellSprouts/6502-language-rust 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 RussellSprouts/6502-language-rust
[INFO] finished frobbing RussellSprouts/6502-language-rust
[INFO] frobbed toml for RussellSprouts/6502-language-rust written to work/ex/clippy-test-run/sources/stable/gh/RussellSprouts/6502-language-rust/Cargo.toml
[INFO] started frobbing RussellSprouts/6502-language-rust
[INFO] finished frobbing RussellSprouts/6502-language-rust
[INFO] frobbed toml for RussellSprouts/6502-language-rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/RussellSprouts/6502-language-rust/Cargo.toml
[INFO] crate RussellSprouts/6502-language-rust has a lockfile. skipping
[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 RussellSprouts/6502-language-rust 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/gh/RussellSprouts/6502-language-rust:/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] de0f3d7b14294ac63dd5605c67bc9cf6d35199a5ffb7a0e948be6584ac7cf48b
[INFO] running `"docker" "start" "-a" "de0f3d7b14294ac63dd5605c67bc9cf6d35199a5ffb7a0e948be6584ac7cf48b"`
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]    Compiling im v10.0.0
[INFO] [stderr]     Checking regex v0.2.6
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(nll)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(underscore_lifetimes)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `compiler`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(nll)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(underscore_lifetimes)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `compiler`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "de0f3d7b14294ac63dd5605c67bc9cf6d35199a5ffb7a0e948be6584ac7cf48b"`
[INFO] running `"docker" "rm" "-f" "de0f3d7b14294ac63dd5605c67bc9cf6d35199a5ffb7a0e948be6584ac7cf48b"`
[INFO] [stdout] de0f3d7b14294ac63dd5605c67bc9cf6d35199a5ffb7a0e948be6584ac7cf48b