[INFO] crate r2d2_sqlite 0.7.0 is already in cache
[INFO] extracting crate r2d2_sqlite 0.7.0 into work/ex/clippy-test-run/sources/stable/reg/r2d2_sqlite/0.7.0
[INFO] extracting crate r2d2_sqlite 0.7.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/r2d2_sqlite/0.7.0
[INFO] validating manifest of r2d2_sqlite-0.7.0 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 r2d2_sqlite-0.7.0 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 r2d2_sqlite-0.7.0
[INFO] removed 0 missing tests
[INFO] finished frobbing r2d2_sqlite-0.7.0
[INFO] frobbed toml for r2d2_sqlite-0.7.0 written to work/ex/clippy-test-run/sources/stable/reg/r2d2_sqlite/0.7.0/Cargo.toml
[INFO] started frobbing r2d2_sqlite-0.7.0
[INFO] removed 0 missing tests
[INFO] finished frobbing r2d2_sqlite-0.7.0
[INFO] frobbed toml for r2d2_sqlite-0.7.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/r2d2_sqlite/0.7.0/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 r2d2_sqlite-0.7.0 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/reg/r2d2_sqlite/0.7.0:/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] 16d7c6e6c5b424206c908058506e01633631d76abc138110c38c70ef4716e7f4
[INFO] running `"docker" "start" "-a" "16d7c6e6c5b424206c908058506e01633631d76abc138110c38c70ef4716e7f4"`
[INFO] [stderr]     Checking rusqlite v0.15.0
[INFO] [stderr]     Checking r2d2_sqlite v0.7.0 (/opt/crater/workdir)
[INFO] [stderr] error: calls to `std::mem::drop` with a reference instead of an owned value. Dropping a reference does nothing.
[INFO] [stderr]   --> tests/test.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         drop(conn1);
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::drop_ref)] on by default
[INFO] [stderr] note: argument has type &rusqlite::Connection
[INFO] [stderr]   --> tests/test.rs:59:14
[INFO] [stderr]    |
[INFO] [stderr] 59 |         drop(conn1);
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#drop_ref
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `r2d2_sqlite`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "16d7c6e6c5b424206c908058506e01633631d76abc138110c38c70ef4716e7f4"`
[INFO] running `"docker" "rm" "-f" "16d7c6e6c5b424206c908058506e01633631d76abc138110c38c70ef4716e7f4"`
[INFO] [stdout] 16d7c6e6c5b424206c908058506e01633631d76abc138110c38c70ef4716e7f4