[INFO] updating cached repository BlurrTenson/rustySpike
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/BlurrTenson/rustySpike
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/BlurrTenson/rustySpike" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/BlurrTenson/rustySpike"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/BlurrTenson/rustySpike'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BlurrTenson/rustySpike" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/BlurrTenson/rustySpike"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/BlurrTenson/rustySpike'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d5eda82b6618e35303e38923bc3d14fa05a22e82
[INFO] sha for GitHub repo BlurrTenson/rustySpike: d5eda82b6618e35303e38923bc3d14fa05a22e82
[INFO] validating manifest of BlurrTenson/rustySpike on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of BlurrTenson/rustySpike on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing BlurrTenson/rustySpike
[INFO] finished frobbing BlurrTenson/rustySpike
[INFO] frobbed toml for BlurrTenson/rustySpike written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/BlurrTenson/rustySpike/Cargo.toml
[INFO] started frobbing BlurrTenson/rustySpike
[INFO] finished frobbing BlurrTenson/rustySpike
[INFO] frobbed toml for BlurrTenson/rustySpike written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/BlurrTenson/rustySpike/Cargo.toml
[INFO] crate BlurrTenson/rustySpike already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking BlurrTenson/rustySpike against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/BlurrTenson/rustySpike:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5e9a20e5a3f3dd0366cccae1c56ac73339e20d5b10838c4ecd4cedebcfddb52a
[INFO] running `"docker" "start" "-a" "5e9a20e5a3f3dd0366cccae1c56ac73339e20d5b10838c4ecd4cedebcfddb52a"`
[INFO] [stderr]     Checking spiky v0.1.0 (/opt/crater/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: 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: 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] 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: 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]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "5e9a20e5a3f3dd0366cccae1c56ac73339e20d5b10838c4ecd4cedebcfddb52a"`
[INFO] running `"docker" "rm" "-f" "5e9a20e5a3f3dd0366cccae1c56ac73339e20d5b10838c4ecd4cedebcfddb52a"`
[INFO] [stdout] 5e9a20e5a3f3dd0366cccae1c56ac73339e20d5b10838c4ecd4cedebcfddb52a