[INFO] updating cached repository coolreader18/reddit_fs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/coolreader18/reddit_fs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/coolreader18/reddit_fs" "work/ex/clippy-test-run/sources/stable/gh/coolreader18/reddit_fs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/coolreader18/reddit_fs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/coolreader18/reddit_fs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/coolreader18/reddit_fs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/coolreader18/reddit_fs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aa05a6bf18ddc3cdf1aef80ce1998d9831f1d895
[INFO] sha for GitHub repo coolreader18/reddit_fs: aa05a6bf18ddc3cdf1aef80ce1998d9831f1d895
[INFO] validating manifest of coolreader18/reddit_fs 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 coolreader18/reddit_fs 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 coolreader18/reddit_fs
[INFO] finished frobbing coolreader18/reddit_fs
[INFO] frobbed toml for coolreader18/reddit_fs written to work/ex/clippy-test-run/sources/stable/gh/coolreader18/reddit_fs/Cargo.toml
[INFO] started frobbing coolreader18/reddit_fs
[INFO] finished frobbing coolreader18/reddit_fs
[INFO] frobbed toml for coolreader18/reddit_fs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/coolreader18/reddit_fs/Cargo.toml
[INFO] crate coolreader18/reddit_fs 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 coolreader18/reddit_fs against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/coolreader18/reddit_fs:/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] 4b4491189b50634086e1a6646ef840baa673f2771afff031f070bc1706c32ce8
[INFO] running `"docker" "start" "-a" "4b4491189b50634086e1a6646ef840baa673f2771afff031f070bc1706c32ce8"`
[INFO] [stderr] error: failed to load source for a dependency on `e_num`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/coolreader18/e_num#769ecefe
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to open: /opt/crater/cargo-home/git/.cargo-lock-git
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `"docker" "inspect" "4b4491189b50634086e1a6646ef840baa673f2771afff031f070bc1706c32ce8"`
[INFO] running `"docker" "rm" "-f" "4b4491189b50634086e1a6646ef840baa673f2771afff031f070bc1706c32ce8"`
[INFO] [stdout] 4b4491189b50634086e1a6646ef840baa673f2771afff031f070bc1706c32ce8