[INFO] updating cached repository Freaky/esc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Freaky/esc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Freaky/esc" "work/ex/clippy-test-run/sources/stable/gh/Freaky/esc"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Freaky/esc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Freaky/esc" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Freaky/esc"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Freaky/esc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 56debd287eb116061d949ff55526321e059a7ea9
[INFO] sha for GitHub repo Freaky/esc: 56debd287eb116061d949ff55526321e059a7ea9
[INFO] validating manifest of Freaky/esc 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 Freaky/esc 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 Freaky/esc
[INFO] finished frobbing Freaky/esc
[INFO] frobbed toml for Freaky/esc written to work/ex/clippy-test-run/sources/stable/gh/Freaky/esc/Cargo.toml
[INFO] started frobbing Freaky/esc
[INFO] finished frobbing Freaky/esc
[INFO] frobbed toml for Freaky/esc written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Freaky/esc/Cargo.toml
[INFO] crate Freaky/esc 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 Freaky/esc against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/Freaky/esc:/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] fa89fedb7a928fd36cd7316a0da61d4d556f7e0f05a72f5de045c0fd0aca49bd
[INFO] running `"docker" "start" "-a" "fa89fedb7a928fd36cd7316a0da61d4d556f7e0f05a72f5de045c0fd0aca49bd"`
[INFO] [stderr]     Checking census v0.1.1
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking combine v3.5.2
[INFO] [stderr]     Checking fst v0.3.2
[INFO] [stderr]     Checking atomicwrites v0.2.2
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking bitpacking v0.5.1
[INFO] [stderr]     Checking fail v0.2.0
[INFO] [stderr]     Checking mailparse v0.6.4
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking crossbeam-deque v0.5.2
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking fst-regex v0.2.1
[INFO] [stderr]     Checking levenshtein_automata v0.1.1
[INFO] [stderr]     Checking crossbeam-channel v0.2.5
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]    Compiling rental-impl v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking rust-stemmers v1.0.2
[INFO] [stderr]     Checking rental v0.5.2
[INFO] [stderr]     Checking owned-read v0.4.0
[INFO] [stderr]     Checking tantivy v0.7.0
[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/tantivy-0.7.0/src/lib.rs:3:39
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![cfg_attr(feature = "cargo-clippy", feature(tool_lints))]
[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 `tantivy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "fa89fedb7a928fd36cd7316a0da61d4d556f7e0f05a72f5de045c0fd0aca49bd"`
[INFO] running `"docker" "rm" "-f" "fa89fedb7a928fd36cd7316a0da61d4d556f7e0f05a72f5de045c0fd0aca49bd"`
[INFO] [stdout] fa89fedb7a928fd36cd7316a0da61d4d556f7e0f05a72f5de045c0fd0aca49bd