[INFO] updating cached repository woohp/foo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/woohp/foo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/woohp/foo" "work/ex/clippy-test-run/sources/stable/gh/woohp/foo"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/woohp/foo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/woohp/foo" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/woohp/foo"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/woohp/foo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cfcbd0368f286b7d5d557f05e23a93a7b2a75e28
[INFO] sha for GitHub repo woohp/foo: cfcbd0368f286b7d5d557f05e23a93a7b2a75e28
[INFO] validating manifest of woohp/foo 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 woohp/foo 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 woohp/foo
[INFO] finished frobbing woohp/foo
[INFO] frobbed toml for woohp/foo written to work/ex/clippy-test-run/sources/stable/gh/woohp/foo/Cargo.toml
[INFO] started frobbing woohp/foo
[INFO] finished frobbing woohp/foo
[INFO] frobbed toml for woohp/foo written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/woohp/foo/Cargo.toml
[INFO] crate woohp/foo 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 woohp/foo against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/woohp/foo:/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 -Dclippy::into_iter_on_array" "-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] 5234f481344683eba6c6b630d95a25d35543b590d39f4c84eea08ebd10e0f74e
[INFO] running `"docker" "start" "-a" "5234f481344683eba6c6b630d95a25d35543b590d39f4c84eea08ebd10e0f74e"`
[INFO] [stderr]     Checking main v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/kademlia.rs:11:44
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new(a: u32, b: u32, c: u32, d: u32, e: u32) -> NodeId {
[INFO] [stderr]    |                                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/kademlia.rs:11:44
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new(a: u32, b: u32, c: u32, d: u32, e: u32) -> NodeId {
[INFO] [stderr]    |                                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/kademlia.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         return final_node_id;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `final_node_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:20:41
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 self_div_2.data[i-1] |= 0x80000000;
[INFO] [stderr]    |                                         ^^^^^^^^^^ help: consider: `0x8000_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:29:42
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 other_div_2.data[i-1] |= 0x80000000;
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: consider: `0x8000_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:40:28
[INFO] [stderr]    |
[INFO] [stderr] 40 |             carry = (val > 0xffffffff) as u32;
[INFO] [stderr]    |                            ^^^^^^^^^^ help: consider: `0xffff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/kademlia.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         return new_node_id;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `new_node_id`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:51:39
[INFO] [stderr]    |
[INFO] [stderr] 51 |             if new_node_id.data[i] == 0xffffffff {
[INFO] [stderr]    |                                       ^^^^^^^^^^ help: consider: `0xffff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/kademlia.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         return (bucket1, bucket2);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(bucket1, bucket2)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/kademlia.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 |         return 0;
[INFO] [stderr]     |         ^^^^^^^^^ help: remove `return` as shown: `0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |             return Ok(BencodeObject::Integer(n));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(BencodeObject::Integer(n))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |             return Ok(BencodeObject::List(vec));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(BencodeObject::List(vec))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:180:13
[INFO] [stderr]     |
[INFO] [stderr] 180 |             return Ok(BencodeObject::Dict(map));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(BencodeObject::Dict(map))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:198:13
[INFO] [stderr]     |
[INFO] [stderr] 198 |             return Ok(BencodeObject::Bytes(bytes.to_vec()));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(BencodeObject::Bytes(bytes.to_vec()))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/kademlia.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         return final_node_id;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `final_node_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:20:41
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 self_div_2.data[i-1] |= 0x80000000;
[INFO] [stderr]    |                                         ^^^^^^^^^^ help: consider: `0x8000_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:29:42
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 other_div_2.data[i-1] |= 0x80000000;
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: consider: `0x8000_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:40:28
[INFO] [stderr]    |
[INFO] [stderr] 40 |             carry = (val > 0xffffffff) as u32;
[INFO] [stderr]    |                            ^^^^^^^^^^ help: consider: `0xffff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/kademlia.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         return new_node_id;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `new_node_id`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:51:39
[INFO] [stderr]    |
[INFO] [stderr] 51 |             if new_node_id.data[i] == 0xffffffff {
[INFO] [stderr]    |                                       ^^^^^^^^^^ help: consider: `0xffff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:85:43
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let node_id: NodeId = NodeId::new(0xffffffff, 0, 0, 0, 0);
[INFO] [stderr]    |                                           ^^^^^^^^^^ help: consider: `0xffff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:93:35
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let node_id = NodeId::new(0xffffffff, 0xffffffff, 0, 0, 0);
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: consider: `0xffff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/kademlia.rs:93:47
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let node_id = NodeId::new(0xffffffff, 0xffffffff, 0, 0, 0);
[INFO] [stderr]    |                                               ^^^^^^^^^^ help: consider: `0xffff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/kademlia.rs:102:37
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let id2 = NodeId::new(0, 0, 0xffffffff, 0, 1);
[INFO] [stderr]     |                                     ^^^^^^^^^^ help: consider: `0xffff_ffff`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/kademlia.rs:120:51
[INFO] [stderr]     |
[INFO] [stderr] 120 |         assert_eq!(id1.midpoint(id2), NodeId::new(2147483648, 0, 0, 0, 0));
[INFO] [stderr]     |                                                   ^^^^^^^^^^ help: consider: `2_147_483_648`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/kademlia.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         return (bucket1, bucket2);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(bucket1, bucket2)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/kademlia.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 |         return 0;
[INFO] [stderr]     |         ^^^^^^^^^ help: remove `return` as shown: `0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |             return Ok(BencodeObject::Integer(n));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(BencodeObject::Integer(n))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |             return Ok(BencodeObject::List(vec));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(BencodeObject::List(vec))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:180:13
[INFO] [stderr]     |
[INFO] [stderr] 180 |             return Ok(BencodeObject::Dict(map));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(BencodeObject::Dict(map))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:198:13
[INFO] [stderr]     |
[INFO] [stderr] 198 |             return Ok(BencodeObject::Bytes(bytes.to_vec()));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(BencodeObject::Bytes(bytes.to_vec()))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/kademlia.rs:145:23
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn add(&mut self, node: Node) -> bool {
[INFO] [stderr]     |                       ^^^^ help: consider using `_node` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/kademlia.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new(a: u32, b: u32, c: u32, d: u32, e: u32) -> NodeId {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `midpoint`
[INFO] [stderr]   --> src/kademlia.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn midpoint(&self, other: NodeId) -> NodeId {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `plus_one`
[INFO] [stderr]   --> src/kademlia.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn plus_one(&self) -> NodeId {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `distance`
[INFO] [stderr]   --> src/kademlia.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn distance(&self, other: NodeId) -> u32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `distance`
[INFO] [stderr]    --> src/kademlia.rs:133:5
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn distance(&self, other: Node) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `KBucket`
[INFO] [stderr]    --> src/kademlia.rs:138:1
[INFO] [stderr]     |
[INFO] [stderr] 138 | struct KBucket {
[INFO] [stderr]     | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/kademlia.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn add(&mut self, node: Node) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `split`
[INFO] [stderr]    --> src/kademlia.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn split(&self) -> (KBucket, KBucket) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_in_range`
[INFO] [stderr]    --> src/kademlia.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn has_in_range(&self, node: Node) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `depth`
[INFO] [stderr]    --> src/kademlia.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn depth(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RoutingTable`
[INFO] [stderr]    --> src/kademlia.rs:183:1
[INFO] [stderr]     |
[INFO] [stderr] 183 | pub struct RoutingTable {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/kademlia.rs:189:5
[INFO] [stderr]     |
[INFO] [stderr] 189 |     fn add(&mut self, node: Node) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_bucket_for`
[INFO] [stderr]    --> src/kademlia.rs:209:5
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn get_bucket_for(&self, node: &Node) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `split_bucket`
[INFO] [stderr]    --> src/kademlia.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     fn split_bucket(&mut self, index: usize) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/kademlia.rs:16:30
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let mut self_div_2 = self.clone();
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/kademlia.rs:25:31
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let mut other_div_2 = other.clone();
[INFO] [stderr]    |                               ^^^^^^^^^^^^^ help: try removing the `clone` call: `other`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/kademlia.rs:37:26
[INFO] [stderr]    |
[INFO] [stderr] 37 |             let datum1 = self_div_2.data[i] as u64;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self_div_2.data[i])`
[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 u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/kademlia.rs:38:26
[INFO] [stderr]    |
[INFO] [stderr] 38 |             let datum2 = other_div_2.data[i] as u64;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(other_div_2.data[i])`
[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 u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/kademlia.rs:39:45
[INFO] [stderr]    |
[INFO] [stderr] 39 |             let mut val = datum1 + datum2 + carry as u64;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^ help: try: `u64::from(carry)`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/kademlia.rs:48:31
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut new_node_id = self.clone();
[INFO] [stderr]    |                               ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/kademlia.rs:192:43
[INFO] [stderr]     |
[INFO] [stderr] 192 |         if self.buckets[bucket_index].add(node.clone()) {
[INFO] [stderr]     |                                           ^^^^^^^^^^^^ help: try removing the `clone` call: `node`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/kademlia.rs:197:17
[INFO] [stderr]     |
[INFO] [stderr] 197 |             let ref bucket = self.buckets[bucket_index];
[INFO] [stderr]     |             ----^^^^^^^^^^------------------------------ help: try: `let bucket = &self.buckets[bucket_index];`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `into_*` usually take self by value; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/main.rs:36:19
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn into_bytes(&self) -> Vec<u8> {
[INFO] [stderr]    |                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/main.rs:227:14
[INFO] [stderr]     |
[INFO] [stderr] 227 |         .map(|file_bytes| BencodeObject::parse(file_bytes)) {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `BencodeObject::parse`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/kademlia.rs:145:23
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn add(&mut self, node: Node) -> bool {
[INFO] [stderr]     |                       ^^^^ help: consider using `_node` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `distance`
[INFO] [stderr]    --> src/kademlia.rs:133:5
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn distance(&self, other: Node) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `KBucket`
[INFO] [stderr]    --> src/kademlia.rs:138:1
[INFO] [stderr]     |
[INFO] [stderr] 138 | struct KBucket {
[INFO] [stderr]     | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/kademlia.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn add(&mut self, node: Node) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `split`
[INFO] [stderr]    --> src/kademlia.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn split(&self) -> (KBucket, KBucket) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_in_range`
[INFO] [stderr]    --> src/kademlia.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn has_in_range(&self, node: Node) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `depth`
[INFO] [stderr]    --> src/kademlia.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn depth(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RoutingTable`
[INFO] [stderr]    --> src/kademlia.rs:183:1
[INFO] [stderr]     |
[INFO] [stderr] 183 | pub struct RoutingTable {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/kademlia.rs:189:5
[INFO] [stderr]     |
[INFO] [stderr] 189 |     fn add(&mut self, node: Node) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_bucket_for`
[INFO] [stderr]    --> src/kademlia.rs:209:5
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn get_bucket_for(&self, node: &Node) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `split_bucket`
[INFO] [stderr]    --> src/kademlia.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     fn split_bucket(&mut self, index: usize) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/kademlia.rs:16:30
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let mut self_div_2 = self.clone();
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/kademlia.rs:25:31
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let mut other_div_2 = other.clone();
[INFO] [stderr]    |                               ^^^^^^^^^^^^^ help: try removing the `clone` call: `other`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/kademlia.rs:37:26
[INFO] [stderr]    |
[INFO] [stderr] 37 |             let datum1 = self_div_2.data[i] as u64;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self_div_2.data[i])`
[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 u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/kademlia.rs:38:26
[INFO] [stderr]    |
[INFO] [stderr] 38 |             let datum2 = other_div_2.data[i] as u64;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(other_div_2.data[i])`
[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 u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/kademlia.rs:39:45
[INFO] [stderr]    |
[INFO] [stderr] 39 |             let mut val = datum1 + datum2 + carry as u64;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^ help: try: `u64::from(carry)`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/kademlia.rs:48:31
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut new_node_id = self.clone();
[INFO] [stderr]    |                               ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/kademlia.rs:192:43
[INFO] [stderr]     |
[INFO] [stderr] 192 |         if self.buckets[bucket_index].add(node.clone()) {
[INFO] [stderr]     |                                           ^^^^^^^^^^^^ help: try removing the `clone` call: `node`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/kademlia.rs:197:17
[INFO] [stderr]     |
[INFO] [stderr] 197 |             let ref bucket = self.buckets[bucket_index];
[INFO] [stderr]     |             ----^^^^^^^^^^------------------------------ help: try: `let bucket = &self.buckets[bucket_index];`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `into_*` usually take self by value; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/main.rs:36:19
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn into_bytes(&self) -> Vec<u8> {
[INFO] [stderr]    |                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/main.rs:227:14
[INFO] [stderr]     |
[INFO] [stderr] 227 |         .map(|file_bytes| BencodeObject::parse(file_bytes)) {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `BencodeObject::parse`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "5234f481344683eba6c6b630d95a25d35543b590d39f4c84eea08ebd10e0f74e"`
[INFO] running `"docker" "rm" "-f" "5234f481344683eba6c6b630d95a25d35543b590d39f4c84eea08ebd10e0f74e"`
[INFO] [stdout] 5234f481344683eba6c6b630d95a25d35543b590d39f4c84eea08ebd10e0f74e