Oct 13 05:12:12.722 INFO checking CloneRob/iron_woods against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977 Oct 13 05:12:12.722 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Oct 13 05:12:13.121 INFO blam! c9abc49cd0cbbd5f97ef213ca362bd5b03b2895a2786d038eaa61de5e5ed7a94 Oct 13 05:12:13.122 INFO running `"docker" "start" "-a" "c9abc49cd0cbbd5f97ef213ca362bd5b03b2895a2786d038eaa61de5e5ed7a94"` Oct 13 05:12:14.796 INFO kablam! usermod: no changes Oct 13 05:12:14.868 INFO kablam! Checking iron_woods v0.1.0 (/source) Oct 13 05:12:15.736 INFO kablam! warning: unused import: `std::collections::HashMap` Oct 13 05:12:15.737 INFO kablam! --> src/main.rs:1:5 Oct 13 05:12:15.737 INFO kablam! | Oct 13 05:12:15.737 INFO kablam! 1 | use std::collections::HashMap; Oct 13 05:12:15.737 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:15.737 INFO kablam! | Oct 13 05:12:15.737 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 13 05:12:15.737 INFO kablam! Oct 13 05:12:15.737 INFO kablam! warning: unused import: `std::cmp` Oct 13 05:12:15.737 INFO kablam! --> src/feature/mod.rs:1:5 Oct 13 05:12:15.737 INFO kablam! | Oct 13 05:12:15.737 INFO kablam! 1 | use std::cmp; Oct 13 05:12:15.737 INFO kablam! | ^^^^^^^^ Oct 13 05:12:15.737 INFO kablam! Oct 13 05:12:15.737 INFO kablam! warning: unused import: `Hash` Oct 13 05:12:15.737 INFO kablam! --> src/feature/mod.rs:3:17 Oct 13 05:12:15.737 INFO kablam! | Oct 13 05:12:15.737 INFO kablam! 3 | use std::hash::{Hash, Hasher}; Oct 13 05:12:15.737 INFO kablam! | ^^^^ Oct 13 05:12:15.737 INFO kablam! Oct 13 05:12:15.737 INFO kablam! warning: unused import: `std::iter::FromIterator` Oct 13 05:12:15.737 INFO kablam! --> src/feature/mod.rs:4:5 Oct 13 05:12:15.737 INFO kablam! | Oct 13 05:12:15.737 INFO kablam! 4 | use std::iter::FromIterator; Oct 13 05:12:15.737 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:15.737 INFO kablam! Oct 13 05:12:15.737 INFO kablam! warning: unused imports: `Index`, `RangeFrom`, `RangeTo` Oct 13 05:12:15.737 INFO kablam! --> src/feature/mod.rs:5:16 Oct 13 05:12:15.737 INFO kablam! | Oct 13 05:12:15.737 INFO kablam! 5 | use std::ops::{Index, RangeTo, RangeFrom}; Oct 13 05:12:15.737 INFO kablam! | ^^^^^ ^^^^^^^ ^^^^^^^^^ Oct 13 05:12:15.737 INFO kablam! Oct 13 05:12:15.737 INFO kablam! warning: unused import: `HashSet` Oct 13 05:12:15.737 INFO kablam! --> src/feature/mod.rs:6:24 Oct 13 05:12:15.737 INFO kablam! | Oct 13 05:12:15.737 INFO kablam! 6 | use std::collections::{HashSet, HashMap}; Oct 13 05:12:15.737 INFO kablam! | ^^^^^^^ Oct 13 05:12:15.737 INFO kablam! Oct 13 05:12:15.828 INFO kablam! warning: unused import: `std::collections::HashMap` Oct 13 05:12:15.828 INFO kablam! --> src/main.rs:1:5 Oct 13 05:12:15.828 INFO kablam! | Oct 13 05:12:15.828 INFO kablam! 1 | use std::collections::HashMap; Oct 13 05:12:15.828 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:15.828 INFO kablam! | Oct 13 05:12:15.828 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 13 05:12:15.828 INFO kablam! Oct 13 05:12:15.829 INFO kablam! warning: unused import: `std::cmp` Oct 13 05:12:15.829 INFO kablam! --> src/feature/mod.rs:1:5 Oct 13 05:12:15.829 INFO kablam! | Oct 13 05:12:15.829 INFO kablam! 1 | use std::cmp; Oct 13 05:12:15.829 INFO kablam! | ^^^^^^^^ Oct 13 05:12:15.829 INFO kablam! Oct 13 05:12:15.829 INFO kablam! warning: unused import: `Hash` Oct 13 05:12:15.829 INFO kablam! --> src/feature/mod.rs:3:17 Oct 13 05:12:15.829 INFO kablam! | Oct 13 05:12:15.829 INFO kablam! 3 | use std::hash::{Hash, Hasher}; Oct 13 05:12:15.829 INFO kablam! | ^^^^ Oct 13 05:12:15.829 INFO kablam! Oct 13 05:12:15.829 INFO kablam! warning: unused import: `std::iter::FromIterator` Oct 13 05:12:15.829 INFO kablam! --> src/feature/mod.rs:4:5 Oct 13 05:12:15.829 INFO kablam! | Oct 13 05:12:15.829 INFO kablam! 4 | use std::iter::FromIterator; Oct 13 05:12:15.829 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:15.829 INFO kablam! Oct 13 05:12:15.829 INFO kablam! warning: unused imports: `Index`, `RangeFrom`, `RangeTo` Oct 13 05:12:15.829 INFO kablam! --> src/feature/mod.rs:5:16 Oct 13 05:12:15.829 INFO kablam! | Oct 13 05:12:15.829 INFO kablam! 5 | use std::ops::{Index, RangeTo, RangeFrom}; Oct 13 05:12:15.829 INFO kablam! | ^^^^^ ^^^^^^^ ^^^^^^^^^ Oct 13 05:12:15.829 INFO kablam! Oct 13 05:12:15.829 INFO kablam! warning: unused import: `HashSet` Oct 13 05:12:15.830 INFO kablam! --> src/feature/mod.rs:6:24 Oct 13 05:12:15.830 INFO kablam! | Oct 13 05:12:15.830 INFO kablam! 6 | use std::collections::{HashSet, HashMap}; Oct 13 05:12:15.830 INFO kablam! | ^^^^^^^ Oct 13 05:12:15.830 INFO kablam! Oct 13 05:12:16.024 INFO kablam! warning: unused import: `Hasher` Oct 13 05:12:16.024 INFO kablam! --> src/feature/mod.rs:3:23 Oct 13 05:12:16.024 INFO kablam! | Oct 13 05:12:16.025 INFO kablam! 3 | use std::hash::{Hash, Hasher}; Oct 13 05:12:16.025 INFO kablam! | ^^^^^^ Oct 13 05:12:16.025 INFO kablam! Oct 13 05:12:16.048 INFO kablam! warning: unused variable: `value_index` Oct 13 05:12:16.048 INFO kablam! --> src/decision_tree/mod.rs:33:18 Oct 13 05:12:16.048 INFO kablam! | Oct 13 05:12:16.048 INFO kablam! 33 | for (value_index, value) in feature.iter().enumerate() { Oct 13 05:12:16.048 INFO kablam! | ^^^^^^^^^^^ help: consider using `_value_index` instead Oct 13 05:12:16.048 INFO kablam! | Oct 13 05:12:16.048 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 13 05:12:16.048 INFO kablam! Oct 13 05:12:16.048 INFO kablam! warning: unused variable: `depth` Oct 13 05:12:16.048 INFO kablam! --> src/decision_tree/mod.rs:30:49 Oct 13 05:12:16.048 INFO kablam! | Oct 13 05:12:16.048 INFO kablam! 30 | fn build_tree(&mut self, dataset: &Dataset, depth: usize) -> DecisionTree { Oct 13 05:12:16.048 INFO kablam! | ^^^^^ help: consider using `_depth` instead Oct 13 05:12:16.048 INFO kablam! Oct 13 05:12:16.048 INFO kablam! warning: unused variable: `data` Oct 13 05:12:16.048 INFO kablam! --> src/decision_tree/mod.rs:51:34 Oct 13 05:12:16.048 INFO kablam! | Oct 13 05:12:16.048 INFO kablam! 51 | fn argmin_cost(data: D) -> (f32, usize, Value) { Oct 13 05:12:16.048 INFO kablam! | ^^^^ help: consider using `_data` instead Oct 13 05:12:16.049 INFO kablam! Oct 13 05:12:16.068 INFO kablam! warning: unused import: `Hasher` Oct 13 05:12:16.068 INFO kablam! --> src/feature/mod.rs:3:23 Oct 13 05:12:16.069 INFO kablam! | Oct 13 05:12:16.069 INFO kablam! 3 | use std::hash::{Hash, Hasher}; Oct 13 05:12:16.069 INFO kablam! | ^^^^^^ Oct 13 05:12:16.069 INFO kablam! Oct 13 05:12:16.079 INFO kablam! warning: unused variable: `value_index` Oct 13 05:12:16.079 INFO kablam! --> src/decision_tree/mod.rs:33:18 Oct 13 05:12:16.079 INFO kablam! | Oct 13 05:12:16.079 INFO kablam! 33 | for (value_index, value) in feature.iter().enumerate() { Oct 13 05:12:16.079 INFO kablam! | ^^^^^^^^^^^ help: consider using `_value_index` instead Oct 13 05:12:16.080 INFO kablam! | Oct 13 05:12:16.080 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 13 05:12:16.080 INFO kablam! Oct 13 05:12:16.080 INFO kablam! warning: unused variable: `depth` Oct 13 05:12:16.081 INFO kablam! --> src/decision_tree/mod.rs:30:49 Oct 13 05:12:16.081 INFO kablam! | Oct 13 05:12:16.081 INFO kablam! 30 | fn build_tree(&mut self, dataset: &Dataset, depth: usize) -> DecisionTree { Oct 13 05:12:16.081 INFO kablam! | ^^^^^ help: consider using `_depth` instead Oct 13 05:12:16.081 INFO kablam! Oct 13 05:12:16.081 INFO kablam! warning: unused variable: `data` Oct 13 05:12:16.081 INFO kablam! --> src/decision_tree/mod.rs:51:34 Oct 13 05:12:16.081 INFO kablam! | Oct 13 05:12:16.081 INFO kablam! 51 | fn argmin_cost(data: D) -> (f32, usize, Value) { Oct 13 05:12:16.081 INFO kablam! | ^^^^ help: consider using `_data` instead Oct 13 05:12:16.081 INFO kablam! Oct 13 05:12:16.132 INFO kablam! warning: field is never used: `root` Oct 13 05:12:16.132 INFO kablam! --> src/decision_tree/mod.rs:7:5 Oct 13 05:12:16.132 INFO kablam! | Oct 13 05:12:16.132 INFO kablam! 7 | root: Option, Oct 13 05:12:16.132 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.132 INFO kablam! | Oct 13 05:12:16.132 INFO kablam! = note: #[warn(dead_code)] on by default Oct 13 05:12:16.132 INFO kablam! Oct 13 05:12:16.132 INFO kablam! warning: field is never used: `min_split` Oct 13 05:12:16.132 INFO kablam! --> src/decision_tree/mod.rs:8:5 Oct 13 05:12:16.132 INFO kablam! | Oct 13 05:12:16.132 INFO kablam! 8 | min_split: usize, Oct 13 05:12:16.132 INFO kablam! | ^^^^^^^^^^^^^^^^ Oct 13 05:12:16.132 INFO kablam! Oct 13 05:12:16.132 INFO kablam! warning: field is never used: `min_impurity` Oct 13 05:12:16.132 INFO kablam! --> src/decision_tree/mod.rs:9:5 Oct 13 05:12:16.132 INFO kablam! | Oct 13 05:12:16.132 INFO kablam! 9 | min_impurity: f32, Oct 13 05:12:16.132 INFO kablam! | ^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.133 INFO kablam! Oct 13 05:12:16.133 INFO kablam! warning: field is never used: `max_depth` Oct 13 05:12:16.133 INFO kablam! --> src/decision_tree/mod.rs:10:5 Oct 13 05:12:16.133 INFO kablam! | Oct 13 05:12:16.133 INFO kablam! 10 | max_depth: usize, Oct 13 05:12:16.133 INFO kablam! | ^^^^^^^^^^^^^^^^ Oct 13 05:12:16.133 INFO kablam! Oct 13 05:12:16.133 INFO kablam! warning: field is never used: `cost_fn` Oct 13 05:12:16.133 INFO kablam! --> src/decision_tree/mod.rs:11:5 Oct 13 05:12:16.133 INFO kablam! | Oct 13 05:12:16.133 INFO kablam! 11 | cost_fn: fn(&[f32]) -> f32, Oct 13 05:12:16.133 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.133 INFO kablam! Oct 13 05:12:16.133 INFO kablam! warning: field is never used: `leaf_fn` Oct 13 05:12:16.133 INFO kablam! --> src/decision_tree/mod.rs:12:5 Oct 13 05:12:16.133 INFO kablam! | Oct 13 05:12:16.133 INFO kablam! 12 | leaf_fn: fn() -> f32, Oct 13 05:12:16.133 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.133 INFO kablam! Oct 13 05:12:16.133 INFO kablam! warning: method is never used: `build_tree` Oct 13 05:12:16.133 INFO kablam! --> src/decision_tree/mod.rs:30:5 Oct 13 05:12:16.134 INFO kablam! | Oct 13 05:12:16.134 INFO kablam! 30 | fn build_tree(&mut self, dataset: &Dataset, depth: usize) -> DecisionTree { Oct 13 05:12:16.134 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.134 INFO kablam! Oct 13 05:12:16.134 INFO kablam! warning: method is never used: `argmin_cost` Oct 13 05:12:16.134 INFO kablam! --> src/decision_tree/mod.rs:51:5 Oct 13 05:12:16.134 INFO kablam! | Oct 13 05:12:16.134 INFO kablam! 51 | fn argmin_cost(data: D) -> (f32, usize, Value) { Oct 13 05:12:16.134 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.134 INFO kablam! Oct 13 05:12:16.167 INFO kablam! warning: field is never used: `root` Oct 13 05:12:16.167 INFO kablam! --> src/decision_tree/mod.rs:7:5 Oct 13 05:12:16.167 INFO kablam! | Oct 13 05:12:16.168 INFO kablam! 7 | root: Option, Oct 13 05:12:16.168 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.168 INFO kablam! | Oct 13 05:12:16.169 INFO kablam! = note: #[warn(dead_code)] on by default Oct 13 05:12:16.169 INFO kablam! Oct 13 05:12:16.169 INFO kablam! warning: field is never used: `min_split` Oct 13 05:12:16.169 INFO kablam! --> src/decision_tree/mod.rs:8:5 Oct 13 05:12:16.170 INFO kablam! | Oct 13 05:12:16.170 INFO kablam! 8 | min_split: usize, Oct 13 05:12:16.170 INFO kablam! | ^^^^^^^^^^^^^^^^ Oct 13 05:12:16.170 INFO kablam! Oct 13 05:12:16.171 INFO kablam! warning: field is never used: `min_impurity` Oct 13 05:12:16.171 INFO kablam! --> src/decision_tree/mod.rs:9:5 Oct 13 05:12:16.171 INFO kablam! | Oct 13 05:12:16.171 INFO kablam! 9 | min_impurity: f32, Oct 13 05:12:16.171 INFO kablam! | ^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.171 INFO kablam! Oct 13 05:12:16.171 INFO kablam! warning: field is never used: `max_depth` Oct 13 05:12:16.171 INFO kablam! --> src/decision_tree/mod.rs:10:5 Oct 13 05:12:16.171 INFO kablam! | Oct 13 05:12:16.171 INFO kablam! 10 | max_depth: usize, Oct 13 05:12:16.171 INFO kablam! | ^^^^^^^^^^^^^^^^ Oct 13 05:12:16.171 INFO kablam! Oct 13 05:12:16.171 INFO kablam! warning: field is never used: `cost_fn` Oct 13 05:12:16.171 INFO kablam! --> src/decision_tree/mod.rs:11:5 Oct 13 05:12:16.172 INFO kablam! | Oct 13 05:12:16.172 INFO kablam! 11 | cost_fn: fn(&[f32]) -> f32, Oct 13 05:12:16.172 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.172 INFO kablam! Oct 13 05:12:16.172 INFO kablam! warning: field is never used: `leaf_fn` Oct 13 05:12:16.172 INFO kablam! --> src/decision_tree/mod.rs:12:5 Oct 13 05:12:16.172 INFO kablam! | Oct 13 05:12:16.172 INFO kablam! 12 | leaf_fn: fn() -> f32, Oct 13 05:12:16.172 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.172 INFO kablam! Oct 13 05:12:16.173 INFO kablam! warning: method is never used: `build_tree` Oct 13 05:12:16.173 INFO kablam! --> src/decision_tree/mod.rs:30:5 Oct 13 05:12:16.173 INFO kablam! | Oct 13 05:12:16.173 INFO kablam! 30 | fn build_tree(&mut self, dataset: &Dataset, depth: usize) -> DecisionTree { Oct 13 05:12:16.173 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.173 INFO kablam! Oct 13 05:12:16.173 INFO kablam! warning: method is never used: `argmin_cost` Oct 13 05:12:16.173 INFO kablam! --> src/decision_tree/mod.rs:51:5 Oct 13 05:12:16.173 INFO kablam! | Oct 13 05:12:16.173 INFO kablam! 51 | fn argmin_cost(data: D) -> (f32, usize, Value) { Oct 13 05:12:16.173 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 05:12:16.174 INFO kablam! Oct 13 05:12:16.220 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1.39s Oct 13 05:12:16.223 INFO kablam! su: No module specific data is present Oct 13 05:12:17.662 INFO running `"docker" "rm" "-f" "c9abc49cd0cbbd5f97ef213ca362bd5b03b2895a2786d038eaa61de5e5ed7a94"` Oct 13 05:12:17.960 INFO blam! c9abc49cd0cbbd5f97ef213ca362bd5b03b2895a2786d038eaa61de5e5ed7a94