[INFO] crate pnet 0.21.0 is already in cache
[INFO] extracting crate pnet 0.21.0 into work/ex/clippy-test-run/sources/stable/reg/pnet/0.21.0
[INFO] extracting crate pnet 0.21.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/pnet/0.21.0
[INFO] validating manifest of pnet-0.21.0 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 pnet-0.21.0 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 pnet-0.21.0
[INFO] finished frobbing pnet-0.21.0
[INFO] frobbed toml for pnet-0.21.0 written to work/ex/clippy-test-run/sources/stable/reg/pnet/0.21.0/Cargo.toml
[INFO] started frobbing pnet-0.21.0
[INFO] finished frobbing pnet-0.21.0
[INFO] frobbed toml for pnet-0.21.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/pnet/0.21.0/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 pnet-0.21.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/pnet/0.21.0:/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] 3f5da9758bd5f583d8fd9cc2a6586ce4edcd80bfa65e1effe26bdf23b854298e
[INFO] running `"docker" "start" "-a" "3f5da9758bd5f583d8fd9cc2a6586ce4edcd80bfa65e1effe26bdf23b854298e"`
[INFO] [stderr]    Compiling pnet v0.21.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking pnet_datalink v0.21.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.21.0
[INFO] [stderr]    Compiling pnet_packet v0.21.0
[INFO] [stderr]     Checking pnet_transport v0.21.0
[INFO] [stderr] warning: called `filter(p).next()` on an `Iterator`. This is more succinctly expressed by calling `.find(p)` instead.
[INFO] [stderr]   --> benches/rs_receiver.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |       let interface = interfaces.into_iter()
[INFO] [stderr]    |  _____________________^
[INFO] [stderr] 23 | |         .filter(|iface| iface.name == iface_name)
[INFO] [stderr] 24 | |         .next()
[INFO] [stderr]    | |_______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::filter_next)] on by default
[INFO] [stderr]    = note: replace `filter(|iface| iface.name == iface_name).next()` with `find(|iface| iface.name == iface_name)`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#filter_next
[INFO] [stderr] 
[INFO] [stderr] warning: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead
[INFO] [stderr]   --> examples/arp_packet.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |             writeln!(io::stderr(), "USAGE: packetdump <NETWORK INTERFACE> <SOURCE IP>").unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::explicit_write)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write
[INFO] [stderr] 
[INFO] [stderr] warning: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead
[INFO] [stderr]   --> examples/arp_packet.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |             writeln!(io::stderr(), "USAGE: packetdump <NETWORK INTERFACE> <SOURCE IP> <TARGET IP> <TARGET MAC>").unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write
[INFO] [stderr] 
[INFO] [stderr] warning: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead
[INFO] [stderr]   --> examples/arp_packet.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |             writeln!(io::stderr(), "USAGE: packetdump <NETWORK INTERFACE> <SOURCE IP> <TARGET IP> <TARGET MAC>").unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write
[INFO] [stderr] 
[INFO] [stderr] warning: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead
[INFO] [stderr]   --> examples/arp_packet.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |             writeln!(io::stderr(), "USAGE: packetdump <NETWORK INTERFACE> <SOURCE IP> <TARGET IP> <TARGET MAC>").unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write
[INFO] [stderr] 
[INFO] [stderr] warning: called `filter(p).next()` on an `Iterator`. This is more succinctly expressed by calling `.find(p)` instead.
[INFO] [stderr]   --> examples/arp_packet.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 85 |     let interface = interfaces.into_iter().filter(interfaces_name_match).next().unwrap();
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::filter_next)] on by default
[INFO] [stderr]    = note: replace `filter(interfaces_name_match).next()` with `find(interfaces_name_match)`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#filter_next
[INFO] [stderr] 
[INFO] [stderr] warning: use of `writeln!(stderr(), ...).unwrap()`. Consider using `eprintln!` instead
[INFO] [stderr]    --> examples/packetdump.rs:214:13
[INFO] [stderr]     |
[INFO] [stderr] 214 |             writeln!(io::stderr(), "USAGE: packetdump <NETWORK INTERFACE>").unwrap();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::explicit_write)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write
[INFO] [stderr] 
[INFO] [stderr] warning: called `filter(p).next()` on an `Iterator`. This is more succinctly expressed by calling `.find(p)` instead.
[INFO] [stderr]    --> examples/packetdump.rs:222:21
[INFO] [stderr]     |
[INFO] [stderr] 222 |     let interface = interfaces.into_iter().filter(interface_names_match).next().unwrap();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::filter_next)] on by default
[INFO] [stderr]     = note: replace `filter(interface_names_match).next()` with `find(interface_names_match)`
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#filter_next
[INFO] [stderr] 
[INFO] [stderr] warning: you probably are missing some parameter in your format string
[INFO] [stderr]    --> examples/packetdump.rs:227:25
[INFO] [stderr]     |
[INFO] [stderr] 227 |         Ok(_) => panic!("packetdump: unhandled channel type: {}"),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::panic_params)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#panic_params
[INFO] [stderr] 
[INFO] [stderr] warning: called `filter(p).next()` on an `Iterator`. This is more succinctly expressed by calling `.find(p)` instead.
[INFO] [stderr]   --> benches/rs_sender.rs:81:21
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let interface = interfaces.iter().filter(|iface| iface.name == interface_name).next().unwrap();
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::filter_next)] on by default
[INFO] [stderr]    = note: replace `filter(|iface| iface.name == interface_name).next()` with `find(|iface| iface.name == interface_name)`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#filter_next
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.10s
[INFO] running `"docker" "inspect" "3f5da9758bd5f583d8fd9cc2a6586ce4edcd80bfa65e1effe26bdf23b854298e"`
[INFO] running `"docker" "rm" "-f" "3f5da9758bd5f583d8fd9cc2a6586ce4edcd80bfa65e1effe26bdf23b854298e"`
[INFO] [stdout] 3f5da9758bd5f583d8fd9cc2a6586ce4edcd80bfa65e1effe26bdf23b854298e