Dec 17 11:49:26.772 INFO checking woohp/foo against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 11:49:26.772 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "-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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 11:49:27.316 INFO [stdout] f8bb38a30e0ecf49245c704005e00fd8823fd4525b5c54287cbf007f3b20e537
Dec 17 11:49:27.322 INFO running `"docker" "start" "-a" "f8bb38a30e0ecf49245c704005e00fd8823fd4525b5c54287cbf007f3b20e537"`
Dec 17 11:49:29.692 INFO [stderr]     Checking main v0.0.1 (/opt/crater/workdir)
Dec 17 11:49:30.348 INFO [stderr] warning: unused variable: `node`
Dec 17 11:49:30.348 INFO [stderr]    --> src/kademlia.rs:145:23
Dec 17 11:49:30.348 INFO [stderr]     |
Dec 17 11:49:30.348 INFO [stderr] 145 |     fn add(&mut self, node: Node) -> bool {
Dec 17 11:49:30.348 INFO [stderr]     |                       ^^^^ help: consider using `_node` instead
Dec 17 11:49:30.348 INFO [stderr]     |
Dec 17 11:49:30.348 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 11:49:30.348 INFO [stderr] 
Dec 17 11:49:30.396 INFO [stderr] warning: method is never used: `new`
Dec 17 11:49:30.396 INFO [stderr]   --> src/kademlia.rs:11:5
Dec 17 11:49:30.396 INFO [stderr]    |
Dec 17 11:49:30.397 INFO [stderr] 11 |     fn new(a: u32, b: u32, c: u32, d: u32, e: u32) -> NodeId {
Dec 17 11:49:30.397 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr]    |
Dec 17 11:49:30.397 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `midpoint`
Dec 17 11:49:30.397 INFO [stderr]   --> src/kademlia.rs:15:5
Dec 17 11:49:30.397 INFO [stderr]    |
Dec 17 11:49:30.397 INFO [stderr] 15 |     fn midpoint(&self, other: NodeId) -> NodeId {
Dec 17 11:49:30.397 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `plus_one`
Dec 17 11:49:30.397 INFO [stderr]   --> src/kademlia.rs:47:5
Dec 17 11:49:30.397 INFO [stderr]    |
Dec 17 11:49:30.397 INFO [stderr] 47 |     fn plus_one(&self) -> NodeId {
Dec 17 11:49:30.397 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `distance`
Dec 17 11:49:30.397 INFO [stderr]   --> src/kademlia.rs:62:5
Dec 17 11:49:30.397 INFO [stderr]    |
Dec 17 11:49:30.397 INFO [stderr] 62 |     fn distance(&self, other: NodeId) -> u32 {
Dec 17 11:49:30.397 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `distance`
Dec 17 11:49:30.397 INFO [stderr]    --> src/kademlia.rs:133:5
Dec 17 11:49:30.397 INFO [stderr]     |
Dec 17 11:49:30.397 INFO [stderr] 133 |     fn distance(&self, other: Node) -> u32 {
Dec 17 11:49:30.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: struct is never constructed: `KBucket`
Dec 17 11:49:30.397 INFO [stderr]    --> src/kademlia.rs:138:1
Dec 17 11:49:30.397 INFO [stderr]     |
Dec 17 11:49:30.397 INFO [stderr] 138 | struct KBucket {
Dec 17 11:49:30.397 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `add`
Dec 17 11:49:30.397 INFO [stderr]    --> src/kademlia.rs:145:5
Dec 17 11:49:30.397 INFO [stderr]     |
Dec 17 11:49:30.397 INFO [stderr] 145 |     fn add(&mut self, node: Node) -> bool {
Dec 17 11:49:30.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `split`
Dec 17 11:49:30.397 INFO [stderr]    --> src/kademlia.rs:149:5
Dec 17 11:49:30.397 INFO [stderr]     |
Dec 17 11:49:30.397 INFO [stderr] 149 |     fn split(&self) -> (KBucket, KBucket) {
Dec 17 11:49:30.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `has_in_range`
Dec 17 11:49:30.397 INFO [stderr]    --> src/kademlia.rs:174:5
Dec 17 11:49:30.397 INFO [stderr]     |
Dec 17 11:49:30.397 INFO [stderr] 174 |     fn has_in_range(&self, node: Node) -> bool {
Dec 17 11:49:30.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `depth`
Dec 17 11:49:30.397 INFO [stderr]    --> src/kademlia.rs:178:5
Dec 17 11:49:30.397 INFO [stderr]     |
Dec 17 11:49:30.397 INFO [stderr] 178 |     fn depth(&self) -> u32 {
Dec 17 11:49:30.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: struct is never constructed: `RoutingTable`
Dec 17 11:49:30.397 INFO [stderr]    --> src/kademlia.rs:183:1
Dec 17 11:49:30.397 INFO [stderr]     |
Dec 17 11:49:30.397 INFO [stderr] 183 | pub struct RoutingTable {
Dec 17 11:49:30.397 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `add`
Dec 17 11:49:30.397 INFO [stderr]    --> src/kademlia.rs:189:5
Dec 17 11:49:30.397 INFO [stderr]     |
Dec 17 11:49:30.397 INFO [stderr] 189 |     fn add(&mut self, node: Node) {
Dec 17 11:49:30.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `get_bucket_for`
Dec 17 11:49:30.397 INFO [stderr]    --> src/kademlia.rs:209:5
Dec 17 11:49:30.397 INFO [stderr]     |
Dec 17 11:49:30.397 INFO [stderr] 209 |     fn get_bucket_for(&self, node: &Node) -> usize {
Dec 17 11:49:30.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.397 INFO [stderr] warning: method is never used: `split_bucket`
Dec 17 11:49:30.397 INFO [stderr]    --> src/kademlia.rs:218:5
Dec 17 11:49:30.397 INFO [stderr]     |
Dec 17 11:49:30.397 INFO [stderr] 218 |     fn split_bucket(&mut self, index: usize) {
Dec 17 11:49:30.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.397 INFO [stderr] 
Dec 17 11:49:30.428 INFO [stderr] warning: unused variable: `node`
Dec 17 11:49:30.428 INFO [stderr]    --> src/kademlia.rs:145:23
Dec 17 11:49:30.428 INFO [stderr]     |
Dec 17 11:49:30.428 INFO [stderr] 145 |     fn add(&mut self, node: Node) -> bool {
Dec 17 11:49:30.428 INFO [stderr]     |                       ^^^^ help: consider using `_node` instead
Dec 17 11:49:30.428 INFO [stderr]     |
Dec 17 11:49:30.428 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 11:49:30.428 INFO [stderr] 
Dec 17 11:49:30.534 INFO [stderr] warning: method is never used: `distance`
Dec 17 11:49:30.534 INFO [stderr]    --> src/kademlia.rs:133:5
Dec 17 11:49:30.534 INFO [stderr]     |
Dec 17 11:49:30.534 INFO [stderr] 133 |     fn distance(&self, other: Node) -> u32 {
Dec 17 11:49:30.534 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.534 INFO [stderr]     |
Dec 17 11:49:30.534 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 11:49:30.534 INFO [stderr] 
Dec 17 11:49:30.534 INFO [stderr] warning: struct is never constructed: `KBucket`
Dec 17 11:49:30.534 INFO [stderr]    --> src/kademlia.rs:138:1
Dec 17 11:49:30.534 INFO [stderr]     |
Dec 17 11:49:30.534 INFO [stderr] 138 | struct KBucket {
Dec 17 11:49:30.534 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 17 11:49:30.534 INFO [stderr] 
Dec 17 11:49:30.534 INFO [stderr] warning: method is never used: `add`
Dec 17 11:49:30.534 INFO [stderr]    --> src/kademlia.rs:145:5
Dec 17 11:49:30.534 INFO [stderr]     |
Dec 17 11:49:30.534 INFO [stderr] 145 |     fn add(&mut self, node: Node) -> bool {
Dec 17 11:49:30.534 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.534 INFO [stderr] 
Dec 17 11:49:30.534 INFO [stderr] warning: method is never used: `split`
Dec 17 11:49:30.534 INFO [stderr]    --> src/kademlia.rs:149:5
Dec 17 11:49:30.534 INFO [stderr]     |
Dec 17 11:49:30.534 INFO [stderr] 149 |     fn split(&self) -> (KBucket, KBucket) {
Dec 17 11:49:30.534 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.534 INFO [stderr] 
Dec 17 11:49:30.534 INFO [stderr] warning: method is never used: `has_in_range`
Dec 17 11:49:30.534 INFO [stderr]    --> src/kademlia.rs:174:5
Dec 17 11:49:30.534 INFO [stderr]     |
Dec 17 11:49:30.534 INFO [stderr] 174 |     fn has_in_range(&self, node: Node) -> bool {
Dec 17 11:49:30.534 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.534 INFO [stderr] 
Dec 17 11:49:30.534 INFO [stderr] warning: method is never used: `depth`
Dec 17 11:49:30.534 INFO [stderr]    --> src/kademlia.rs:178:5
Dec 17 11:49:30.534 INFO [stderr]     |
Dec 17 11:49:30.534 INFO [stderr] 178 |     fn depth(&self) -> u32 {
Dec 17 11:49:30.535 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.535 INFO [stderr] 
Dec 17 11:49:30.535 INFO [stderr] warning: struct is never constructed: `RoutingTable`
Dec 17 11:49:30.535 INFO [stderr]    --> src/kademlia.rs:183:1
Dec 17 11:49:30.535 INFO [stderr]     |
Dec 17 11:49:30.535 INFO [stderr] 183 | pub struct RoutingTable {
Dec 17 11:49:30.535 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.535 INFO [stderr] 
Dec 17 11:49:30.535 INFO [stderr] warning: method is never used: `add`
Dec 17 11:49:30.535 INFO [stderr]    --> src/kademlia.rs:189:5
Dec 17 11:49:30.535 INFO [stderr]     |
Dec 17 11:49:30.535 INFO [stderr] 189 |     fn add(&mut self, node: Node) {
Dec 17 11:49:30.535 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.535 INFO [stderr] 
Dec 17 11:49:30.535 INFO [stderr] warning: method is never used: `get_bucket_for`
Dec 17 11:49:30.535 INFO [stderr]    --> src/kademlia.rs:209:5
Dec 17 11:49:30.535 INFO [stderr]     |
Dec 17 11:49:30.535 INFO [stderr] 209 |     fn get_bucket_for(&self, node: &Node) -> usize {
Dec 17 11:49:30.535 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.535 INFO [stderr] 
Dec 17 11:49:30.535 INFO [stderr] warning: method is never used: `split_bucket`
Dec 17 11:49:30.535 INFO [stderr]    --> src/kademlia.rs:218:5
Dec 17 11:49:30.535 INFO [stderr]     |
Dec 17 11:49:30.535 INFO [stderr] 218 |     fn split_bucket(&mut self, index: usize) {
Dec 17 11:49:30.535 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:49:30.535 INFO [stderr] 
Dec 17 11:49:30.564 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Dec 17 11:49:31.654 INFO running `"docker" "inspect" "f8bb38a30e0ecf49245c704005e00fd8823fd4525b5c54287cbf007f3b20e537"`
Dec 17 11:49:32.092 INFO running `"docker" "rm" "-f" "f8bb38a30e0ecf49245c704005e00fd8823fd4525b5c54287cbf007f3b20e537"`
Dec 17 11:49:32.348 INFO [stdout] f8bb38a30e0ecf49245c704005e00fd8823fd4525b5c54287cbf007f3b20e537