[INFO] crate tarpc-trace 0.1.0 is already in cache
[INFO] extracting crate tarpc-trace 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/tarpc-trace/0.1.0
[INFO] extracting crate tarpc-trace 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tarpc-trace/0.1.0
[INFO] validating manifest of tarpc-trace-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 tarpc-trace-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 tarpc-trace-0.1.0
[INFO] finished frobbing tarpc-trace-0.1.0
[INFO] frobbed toml for tarpc-trace-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/tarpc-trace/0.1.0/Cargo.toml
[INFO] started frobbing tarpc-trace-0.1.0
[INFO] finished frobbing tarpc-trace-0.1.0
[INFO] frobbed toml for tarpc-trace-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tarpc-trace/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 tarpc-trace-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-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/tarpc-trace/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] 1a8c0b8f6931567aeee028e93b00d89fcd5b3711a37fda7f5652b86f7ab1eabf
[INFO] running `"docker" "start" "-a" "1a8c0b8f6931567aeee028e93b00d89fcd5b3711a37fda7f5652b86f7ab1eabf"`
[INFO] [stderr]     Checking tarpc-trace v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: casting u64 to u128 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |         TraceId((rng.next_u64() as u128) << mem::size_of::<u64>() | rng.next_u64() as u128)
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u128::from(rng.next_u64())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u64 to u128 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:83:69
[INFO] [stderr]    |
[INFO] [stderr] 83 |         TraceId((rng.next_u64() as u128) << mem::size_of::<u64>() | rng.next_u64() as u128)
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u128::from(rng.next_u64())`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u64 to u128 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |         TraceId((rng.next_u64() as u128) << mem::size_of::<u64>() | rng.next_u64() as u128)
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u128::from(rng.next_u64())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u64 to u128 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:83:69
[INFO] [stderr]    |
[INFO] [stderr] 83 |         TraceId((rng.next_u64() as u128) << mem::size_of::<u64>() | rng.next_u64() as u128)
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u128::from(rng.next_u64())`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "1a8c0b8f6931567aeee028e93b00d89fcd5b3711a37fda7f5652b86f7ab1eabf"`
[INFO] running `"docker" "rm" "-f" "1a8c0b8f6931567aeee028e93b00d89fcd5b3711a37fda7f5652b86f7ab1eabf"`
[INFO] [stdout] 1a8c0b8f6931567aeee028e93b00d89fcd5b3711a37fda7f5652b86f7ab1eabf