[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] testing a-yuto/iris against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-yuto%2Firis" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/a-yuto/iris on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-1/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2242773ef8ce704f3fbc827b1d3b9788a8cbe12d9ffc90257e33aba67671779d [INFO] running `"docker" "start" "-a" "2242773ef8ce704f3fbc827b1d3b9788a8cbe12d9ffc90257e33aba67671779d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling bstr v0.2.10 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling 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) -> Colum{ [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) -> 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, [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, [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, [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, [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, [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, [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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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 = 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) -> 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:4:34 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn mean(col: &Colum) -> 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/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) -> 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:14:33 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn var(col: &Colum) -> 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:15:20 [INFO] [stderr] | [INFO] [stderr] 15 | fn cal(colum: &Colum,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,col2: &Colum) -> 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:27:40 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn corvar(col1: &Colum,col2: &Colum) -> 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:27:55 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn corvar(col1: &Colum,col2: &Colum) -> 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:28:19 [INFO] [stderr] | [INFO] [stderr] 28 | fn cal(col1: &Colum,col2: &Colum,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,col2: &Colum,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) -> 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:42:35 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn stdev(col: &Colum) -> 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/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 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 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; 6 warnings emitted [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] running `"docker" "inspect" "2242773ef8ce704f3fbc827b1d3b9788a8cbe12d9ffc90257e33aba67671779d"` [INFO] running `"docker" "rm" "-f" "2242773ef8ce704f3fbc827b1d3b9788a8cbe12d9ffc90257e33aba67671779d"` [INFO] [stdout] 2242773ef8ce704f3fbc827b1d3b9788a8cbe12d9ffc90257e33aba67671779d