[INFO] updating cached repository https://github.com/BlurrTenson/rustySpike
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d5eda82b6618e35303e38923bc3d14fa05a22e82
[INFO] checking BlurrTenson/rustySpike against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlurrTenson%2FrustySpike" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BlurrTenson/rustySpike on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/BlurrTenson/rustySpike
[INFO] finished tweaking git repo https://github.com/BlurrTenson/rustySpike
[INFO] tweaked toml for git repo https://github.com/BlurrTenson/rustySpike written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/BlurrTenson/rustySpike already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f37982ce9d60df93d9512848bd88d2e035c75b673056a172a995860a2aa2bd83
[INFO] running `"docker" "start" "-a" "f37982ce9d60df93d9512848bd88d2e035c75b673056a172a995860a2aa2bd83"`
[INFO] [stderr]     Checking spiky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: type `node` should have an upper camel case name
[INFO] [stderr]  --> src/rbn.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct node {
[INFO] [stderr]   |            ^^^^ help: convert the identifier to upper camel case: `Node`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/rbn.rs:179:17
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let mut n = 0;
[INFO] [stderr]     |                 ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `four`
[INFO] [stderr]    --> src/rbn.rs:368:13
[INFO] [stderr]     |
[INFO] [stderr] 368 |         let four = tbl.len();
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_four`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rbn.rs:179:13
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let mut n = 0;
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rbn.rs:214:13
[INFO] [stderr]     |
[INFO] [stderr] 214 |         let mut tbl_sz;
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: type `node` should have an upper camel case name
[INFO] [stderr]  --> src/rbn.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct node {
[INFO] [stderr]   |            ^^^^ help: convert the identifier to upper camel case: `Node`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/rbn.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new (k: u8, n: u16) -> RBN{//max rbn size is std::u16::MAX() (which is too much ?)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_state`
[INFO] [stderr]   --> src/rbn.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn set_state(&self, rbn_state:Vec<bool>){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_init_state`
[INFO] [stderr]    --> src/rbn.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn set_init_state(&mut self, rbn_state:Vec<bool>){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset_state`
[INFO] [stderr]    --> src/rbn.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn reset_state(&mut self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_state`
[INFO] [stderr]    --> src/rbn.rs:275:5
[INFO] [stderr]     |
[INFO] [stderr] 275 |     pub fn set_state(&mut self, state: bool){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/rbn.rs:179:17
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let mut n = 0;
[INFO] [stderr]     |                 ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rbn.rs:179:13
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let mut n = 0;
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rbn.rs:214:13
[INFO] [stderr]     |
[INFO] [stderr] 214 |         let mut tbl_sz;
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/rbn.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new (k: u8, n: u16) -> RBN{//max rbn size is std::u16::MAX() (which is too much ?)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_state`
[INFO] [stderr]   --> src/rbn.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn set_state(&self, rbn_state:Vec<bool>){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_init_state`
[INFO] [stderr]    --> src/rbn.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn set_init_state(&mut self, rbn_state:Vec<bool>){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset_state`
[INFO] [stderr]    --> src/rbn.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn reset_state(&mut self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/rbn.rs:213:5
[INFO] [stderr]     |
[INFO] [stderr] 213 |     pub fn new(no_in: u8, n_id:u16, n_s:bool) -> node {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_state`
[INFO] [stderr]    --> src/rbn.rs:265:5
[INFO] [stderr]     |
[INFO] [stderr] 265 |     pub fn get_state(&mut self , in_sum : usize) -> bool{
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_state`
[INFO] [stderr]    --> src/rbn.rs:275:5
[INFO] [stderr]     |
[INFO] [stderr] 275 |     pub fn set_state(&mut self, state: bool){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `"docker" "inspect" "f37982ce9d60df93d9512848bd88d2e035c75b673056a172a995860a2aa2bd83"`
[INFO] running `"docker" "rm" "-f" "f37982ce9d60df93d9512848bd88d2e035c75b673056a172a995860a2aa2bd83"`
[INFO] [stdout] f37982ce9d60df93d9512848bd88d2e035c75b673056a172a995860a2aa2bd83