[INFO] updating cached repository https://github.com/a-yuto/iris
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 286370eebc2e288a999e537c5ed9317198e04e84
[INFO] checking a-yuto/iris against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-yuto%2Firis" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/a-yuto/iris on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/a-yuto/iris
[INFO] finished tweaking git repo https://github.com/a-yuto/iris
[INFO] tweaked toml for git repo https://github.com/a-yuto/iris written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/a-yuto/iris already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6cc6f8b3a7319099018ef64c8b8aec4d748ea9317ab37136bba7d2747eea4e14
[INFO] running `"docker" "start" "-a" "6cc6f8b3a7319099018ef64c8b8aec4d748ea9317ab37136bba7d2747eea4e14"`
[INFO] [stderr]     Checking bstr v0.2.10
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking iris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: missing `fn` for function definition
[INFO] [stderr]  --> src/colum.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub push_colum(col: &Colum<f64>) -> Colum<f64>{
[INFO] [stderr]   |    ^
[INFO] [stderr]   |
[INFO] [stderr] help: add `fn` here to parse `push_colum` as a public function
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn push_colum(col: &Colum<f64>) -> Colum<f64>{
[INFO] [stderr]   |     ^^
[INFO] [stderr] 
[INFO] [stderr] error: missing `fn` for function definition
[INFO] [stderr]  --> src/colum.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub push_colum(col: &Colum<f64>) -> Colum<f64>{
[INFO] [stderr]   |    ^
[INFO] [stderr]   |
[INFO] [stderr] help: add `fn` here to parse `push_colum` as a public function
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn push_colum(col: &Colum<f64>) -> Colum<f64>{
[INFO] [stderr]   |     ^^
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]  --> src/df.rs:9:22
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub itr:         Colum<usize>,
[INFO] [stderr]   |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub sepal_length: Colum<f64>,
[INFO] [stderr]    |                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub sepal_width:  Colum<f64>,
[INFO] [stderr]    |                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub petal_length:Colum<f64>,
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:13:22
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub petal_width: Colum<f64>,
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub species:     Colum<String>,
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:43:24
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut _test_itr :Colum<usize> = Colum {
[INFO] [stderr]    |                        ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:43:39
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut _test_itr :Colum<usize> = Colum {
[INFO] [stderr]    |                                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let mut _train_itr: Colum<usize> = Colum {
[INFO] [stderr]    |                         ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:47:40
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let mut _train_itr: Colum<usize> = Colum {
[INFO] [stderr]    |                                        ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:51:33
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let mut _test_sepal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                 ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:51:46
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let mut _test_sepal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:55:34
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let mut _train_sepal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:55:47
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let mut _train_sepal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                               ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:60:32
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let mut _test_sepal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:60:45
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let mut _test_sepal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                             ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:64:33
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let mut _train_sepal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                 ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:64:46
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let mut _train_sepal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:69:33
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let mut _test_petal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                 ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:69:46
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let mut _test_petal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:73:34
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let mut _train_petal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:73:47
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let mut _train_petal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                               ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:78:32
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let mut _test_petal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:78:45
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let mut _test_petal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                             ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:82:33
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let mut _train_petal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                 ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:82:46
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let mut _train_petal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:87:28
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut _test_species: Colum<String> = Colum {
[INFO] [stderr]    |                            ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:87:44
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut _test_species: Colum<String> = Colum {
[INFO] [stderr]    |                                            ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:91:29
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let mut _train_species: Colum<String> = Colum {
[INFO] [stderr]    |                             ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:91:45
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let mut _train_species: Colum<String> = Colum {
[INFO] [stderr]    |                                             ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:195:19
[INFO] [stderr]     |
[INFO] [stderr] 195 |     let mut _itr: Colum<usize> = Colum {
[INFO] [stderr]     |                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:195:34
[INFO] [stderr]     |
[INFO] [stderr] 195 |     let mut _itr: Colum<usize> = Colum {
[INFO] [stderr]     |                                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:199:28
[INFO] [stderr]     |
[INFO] [stderr] 199 |     let mut _sepal_length: Colum<f64> = Colum {
[INFO] [stderr]     |                            ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:199:41
[INFO] [stderr]     |
[INFO] [stderr] 199 |     let mut _sepal_length: Colum<f64> = Colum {
[INFO] [stderr]     |                                         ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:203:27
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let mut _sepal_width: Colum<f64> = Colum {
[INFO] [stderr]     |                           ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:203:40
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let mut _sepal_width: Colum<f64> = Colum {
[INFO] [stderr]     |                                        ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:207:28
[INFO] [stderr]     |
[INFO] [stderr] 207 |     let mut _petal_length: Colum<f64> = Colum {
[INFO] [stderr]     |                            ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:207:41
[INFO] [stderr]     |
[INFO] [stderr] 207 |     let mut _petal_length: Colum<f64> = Colum {
[INFO] [stderr]     |                                         ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:211:27
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let mut _petal_width: Colum<f64> = Colum {
[INFO] [stderr]     |                           ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:211:40
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let mut _petal_width: Colum<f64> = Colum {
[INFO] [stderr]     |                                        ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:215:23
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let mut _species: Colum<String> = Colum {
[INFO] [stderr]     |                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:215:39
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let mut _species: Colum<String> = Colum {
[INFO] [stderr]     |                                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]  --> src/sta.rs:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn mean(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]   |                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]  --> src/sta.rs:4:34
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn mean(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]   |                                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]  --> src/sta.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Colum {
[INFO] [stderr]   |     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn var(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:14:33
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn var(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                                 ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn cal(colum: &Colum<f64>,itr:usize,ans:f64) -> f64{
[INFO] [stderr]    |                    ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Colum{
[INFO] [stderr]    |     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn corvar(col1: &Colum<f64>,col2: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:27:40
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn corvar(col1: &Colum<f64>,col2: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                                        ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:27:55
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn corvar(col1: &Colum<f64>,col2: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                                                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:28:19
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn cal(col1: &Colum<f64>,col2: &Colum<f64>,itr:usize,ans:f64) -> f64 {
[INFO] [stderr]    |                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:28:37
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn cal(col1: &Colum<f64>,col2: &Colum<f64>,itr:usize,ans:f64) -> f64 {
[INFO] [stderr]    |                                     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Colum {
[INFO] [stderr]    |     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:42:20
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn stdev(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                    ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:42:35
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn stdev(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     Colum{
[INFO] [stderr]    |     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `csv::*`
[INFO] [stderr]  --> src/df.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use csv::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::colum::*`
[INFO] [stderr]  --> src/df.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::colum::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `single_data` should have an upper camel case name
[INFO] [stderr]   --> src/df.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct single_data {
[INFO] [stderr]    |        ^^^^^^^^^^^ help: convert the identifier to upper camel case: `SingleData`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/df.rs:144:41
[INFO] [stderr]     |
[INFO] [stderr] 144 | pub fn mean_predict(df: &IrisDf) -> Box<Fn(f64) -> String> {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> String`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/df.rs:181:53
[INFO] [stderr]     |
[INFO] [stderr] 181 | pub fn correct_ans_rate(test: &IrisDf, predict: Box<Fn(f64) -> String>) -> f64 {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::colum::*`
[INFO] [stderr]  --> src/sta.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::colum::*; 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]  --> src/df.rs:9:22
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub itr:         Colum<usize>,
[INFO] [stderr]   |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub sepal_length: Colum<f64>,
[INFO] [stderr]    |                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub sepal_width:  Colum<f64>,
[INFO] [stderr]    |                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub petal_length:Colum<f64>,
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:13:22
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub petal_width: Colum<f64>,
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub species:     Colum<String>,
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:43:24
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut _test_itr :Colum<usize> = Colum {
[INFO] [stderr]    |                        ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:43:39
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut _test_itr :Colum<usize> = Colum {
[INFO] [stderr]    |                                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let mut _train_itr: Colum<usize> = Colum {
[INFO] [stderr]    |                         ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:47:40
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let mut _train_itr: Colum<usize> = Colum {
[INFO] [stderr]    |                                        ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:51:33
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let mut _test_sepal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                 ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:51:46
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let mut _test_sepal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:55:34
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let mut _train_sepal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:55:47
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let mut _train_sepal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                               ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:60:32
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let mut _test_sepal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:60:45
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let mut _test_sepal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                             ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:64:33
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let mut _train_sepal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                 ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:64:46
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let mut _train_sepal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:69:33
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let mut _test_petal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                 ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:69:46
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let mut _test_petal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:73:34
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let mut _train_petal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:73:47
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let mut _train_petal_length: Colum<f64> = Colum {
[INFO] [stderr]    |                                               ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:78:32
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let mut _test_petal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:78:45
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let mut _test_petal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                             ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:82:33
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let mut _train_petal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                 ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:82:46
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let mut _train_petal_width: Colum<f64> = Colum {
[INFO] [stderr]    |                                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:87:28
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut _test_species: Colum<String> = Colum {
[INFO] [stderr]    |                            ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:87:44
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut _test_species: Colum<String> = Colum {
[INFO] [stderr]    |                                            ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:91:29
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let mut _train_species: Colum<String> = Colum {
[INFO] [stderr]    |                             ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/df.rs:91:45
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let mut _train_species: Colum<String> = Colum {
[INFO] [stderr]    |                                             ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:195:19
[INFO] [stderr]     |
[INFO] [stderr] 195 |     let mut _itr: Colum<usize> = Colum {
[INFO] [stderr]     |                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:195:34
[INFO] [stderr]     |
[INFO] [stderr] 195 |     let mut _itr: Colum<usize> = Colum {
[INFO] [stderr]     |                                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:199:28
[INFO] [stderr]     |
[INFO] [stderr] 199 |     let mut _sepal_length: Colum<f64> = Colum {
[INFO] [stderr]     |                            ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:199:41
[INFO] [stderr]     |
[INFO] [stderr] 199 |     let mut _sepal_length: Colum<f64> = Colum {
[INFO] [stderr]     |                                         ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:203:27
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let mut _sepal_width: Colum<f64> = Colum {
[INFO] [stderr]     |                           ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:203:40
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let mut _sepal_width: Colum<f64> = Colum {
[INFO] [stderr]     |                                        ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:207:28
[INFO] [stderr]     |
[INFO] [stderr] 207 |     let mut _petal_length: Colum<f64> = Colum {
[INFO] [stderr]     |                            ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:207:41
[INFO] [stderr]     |
[INFO] [stderr] 207 |     let mut _petal_length: Colum<f64> = Colum {
[INFO] [stderr]     |                                         ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:211:27
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let mut _petal_width: Colum<f64> = Colum {
[INFO] [stderr]     |                           ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:211:40
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let mut _petal_width: Colum<f64> = Colum {
[INFO] [stderr]     |                                        ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:215:23
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let mut _species: Colum<String> = Colum {
[INFO] [stderr]     |                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]    --> src/df.rs:215:39
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let mut _species: Colum<String> = Colum {
[INFO] [stderr]     |                                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]  --> src/sta.rs:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn mean(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]   |                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]  --> src/sta.rs:4:34
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn mean(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]   |                                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]  --> src/sta.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Colum {
[INFO] [stderr]   |     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn var(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:14:33
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn var(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                                 ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn cal(colum: &Colum<f64>,itr:usize,ans:f64) -> f64{
[INFO] [stderr]    |                    ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Colum{
[INFO] [stderr]    |     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn corvar(col1: &Colum<f64>,col2: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:27:40
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn corvar(col1: &Colum<f64>,col2: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                                        ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:27:55
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn corvar(col1: &Colum<f64>,col2: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                                                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:28:19
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn cal(col1: &Colum<f64>,col2: &Colum<f64>,itr:usize,ans:f64) -> f64 {
[INFO] [stderr]    |                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:28:37
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn cal(col1: &Colum<f64>,col2: &Colum<f64>,itr:usize,ans:f64) -> f64 {
[INFO] [stderr]    |                                     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Colum {
[INFO] [stderr]    |     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:42:20
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn stdev(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                    ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:42:35
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn stdev(col: &Colum<f64>) -> Colum<f64> {
[INFO] [stderr]    |                                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Colum` in this scope
[INFO] [stderr]   --> src/sta.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     Colum{
[INFO] [stderr]    |     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `csv::*`
[INFO] [stderr]  --> src/df.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use csv::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::colum::*`
[INFO] [stderr]  --> src/df.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::colum::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `single_data` should have an upper camel case name
[INFO] [stderr]   --> src/df.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct single_data {
[INFO] [stderr]    |        ^^^^^^^^^^^ help: convert the identifier to upper camel case: `SingleData`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/df.rs:144:41
[INFO] [stderr]     |
[INFO] [stderr] 144 | pub fn mean_predict(df: &IrisDf) -> Box<Fn(f64) -> String> {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> String`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/df.rs:181:53
[INFO] [stderr]     |
[INFO] [stderr] 181 | pub fn correct_ans_rate(test: &IrisDf, predict: Box<Fn(f64) -> String>) -> f64 {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::colum::*`
[INFO] [stderr]  --> src/sta.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::colum::*; 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 59 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0422.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: aborting due to 59 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0422.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: could not compile `iris`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `iris`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6cc6f8b3a7319099018ef64c8b8aec4d748ea9317ab37136bba7d2747eea4e14"`
[INFO] running `"docker" "rm" "-f" "6cc6f8b3a7319099018ef64c8b8aec4d748ea9317ab37136bba7d2747eea4e14"`
[INFO] [stdout] 6cc6f8b3a7319099018ef64c8b8aec4d748ea9317ab37136bba7d2747eea4e14
