Dec 14 11:18:17.841 INFO testing CloneRob/iron_woods against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 11:18:17.841 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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"`
Dec 14 11:18:18.341 INFO [stdout] ce9627c204ae90a843e136a7dc8a8d4c7b54a12b8221e1267b4a106e02f70ccd
Dec 14 11:18:18.343 INFO running `"docker" "start" "-a" "ce9627c204ae90a843e136a7dc8a8d4c7b54a12b8221e1267b4a106e02f70ccd"`
Dec 14 11:18:19.473 INFO [stderr] usermod: no changes
Dec 14 11:18:19.521 INFO [stderr]    Compiling iron_woods v0.1.0 (/source)
Dec 14 11:18:20.153 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 14 11:18:20.154 INFO [stderr]  --> src/main.rs:1:5
Dec 14 11:18:20.154 INFO [stderr]   |
Dec 14 11:18:20.154 INFO [stderr] 1 | use std::collections::HashMap;
Dec 14 11:18:20.154 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:20.154 INFO [stderr]   |
Dec 14 11:18:20.154 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:18:20.154 INFO [stderr] 
Dec 14 11:18:20.154 INFO [stderr] warning: unused import: `std::cmp`
Dec 14 11:18:20.154 INFO [stderr]  --> src/feature/mod.rs:1:5
Dec 14 11:18:20.154 INFO [stderr]   |
Dec 14 11:18:20.154 INFO [stderr] 1 | use std::cmp;
Dec 14 11:18:20.154 INFO [stderr]   |     ^^^^^^^^
Dec 14 11:18:20.154 INFO [stderr] 
Dec 14 11:18:20.154 INFO [stderr] warning: unused import: `Hash`
Dec 14 11:18:20.154 INFO [stderr]  --> src/feature/mod.rs:3:17
Dec 14 11:18:20.154 INFO [stderr]   |
Dec 14 11:18:20.154 INFO [stderr] 3 | use std::hash::{Hash, Hasher};
Dec 14 11:18:20.154 INFO [stderr]   |                 ^^^^
Dec 14 11:18:20.154 INFO [stderr] 
Dec 14 11:18:20.154 INFO [stderr] warning: unused import: `std::iter::FromIterator`
Dec 14 11:18:20.154 INFO [stderr]  --> src/feature/mod.rs:4:5
Dec 14 11:18:20.154 INFO [stderr]   |
Dec 14 11:18:20.154 INFO [stderr] 4 | use std::iter::FromIterator;
Dec 14 11:18:20.154 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:20.154 INFO [stderr] 
Dec 14 11:18:20.154 INFO [stderr] warning: unused imports: `Index`, `RangeFrom`, `RangeTo`
Dec 14 11:18:20.154 INFO [stderr]  --> src/feature/mod.rs:5:16
Dec 14 11:18:20.154 INFO [stderr]   |
Dec 14 11:18:20.154 INFO [stderr] 5 | use std::ops::{Index, RangeTo, RangeFrom};
Dec 14 11:18:20.154 INFO [stderr]   |                ^^^^^  ^^^^^^^  ^^^^^^^^^
Dec 14 11:18:20.154 INFO [stderr] 
Dec 14 11:18:20.154 INFO [stderr] warning: unused import: `HashSet`
Dec 14 11:18:20.154 INFO [stderr]  --> src/feature/mod.rs:6:24
Dec 14 11:18:20.154 INFO [stderr]   |
Dec 14 11:18:20.154 INFO [stderr] 6 | use std::collections::{HashSet, HashMap};
Dec 14 11:18:20.154 INFO [stderr]   |                        ^^^^^^^
Dec 14 11:18:20.154 INFO [stderr] 
Dec 14 11:18:20.279 INFO [stderr] warning: unused import: `Hasher`
Dec 14 11:18:20.279 INFO [stderr]  --> src/feature/mod.rs:3:23
Dec 14 11:18:20.279 INFO [stderr]   |
Dec 14 11:18:20.279 INFO [stderr] 3 | use std::hash::{Hash, Hasher};
Dec 14 11:18:20.279 INFO [stderr]   |                       ^^^^^^
Dec 14 11:18:20.279 INFO [stderr] 
Dec 14 11:18:20.279 INFO [stderr] warning: unused variable: `value_index`
Dec 14 11:18:20.279 INFO [stderr]   --> src/decision_tree/mod.rs:33:18
Dec 14 11:18:20.279 INFO [stderr]    |
Dec 14 11:18:20.279 INFO [stderr] 33 |             for (value_index, value) in feature.iter().enumerate() {
Dec 14 11:18:20.279 INFO [stderr]    |                  ^^^^^^^^^^^ help: consider using `_value_index` instead
Dec 14 11:18:20.279 INFO [stderr]    |
Dec 14 11:18:20.279 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 11:18:20.279 INFO [stderr] 
Dec 14 11:18:20.279 INFO [stderr] warning: unused variable: `depth`
Dec 14 11:18:20.279 INFO [stderr]   --> src/decision_tree/mod.rs:30:49
Dec 14 11:18:20.279 INFO [stderr]    |
Dec 14 11:18:20.279 INFO [stderr] 30 |     fn build_tree(&mut self, dataset: &Dataset, depth: usize) -> DecisionTree {
Dec 14 11:18:20.279 INFO [stderr]    |                                                 ^^^^^ help: consider using `_depth` instead
Dec 14 11:18:20.279 INFO [stderr] 
Dec 14 11:18:20.279 INFO [stderr] warning: unused variable: `data`
Dec 14 11:18:20.279 INFO [stderr]   --> src/decision_tree/mod.rs:51:34
Dec 14 11:18:20.279 INFO [stderr]    |
Dec 14 11:18:20.279 INFO [stderr] 51 |     fn argmin_cost<D: Splitable>(data: D) -> (f32, usize, Value) {
Dec 14 11:18:20.279 INFO [stderr]    |                                  ^^^^ help: consider using `_data` instead
Dec 14 11:18:20.279 INFO [stderr] 
Dec 14 11:18:20.393 INFO [stderr] warning: field is never used: `root`
Dec 14 11:18:20.393 INFO [stderr]  --> src/decision_tree/mod.rs:7:5
Dec 14 11:18:20.393 INFO [stderr]   |
Dec 14 11:18:20.393 INFO [stderr] 7 |     root: Option<DecisionNode>,
Dec 14 11:18:20.393 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:20.393 INFO [stderr]   |
Dec 14 11:18:20.393 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 11:18:20.393 INFO [stderr] 
Dec 14 11:18:20.393 INFO [stderr] warning: field is never used: `min_split`
Dec 14 11:18:20.393 INFO [stderr]  --> src/decision_tree/mod.rs:8:5
Dec 14 11:18:20.393 INFO [stderr]   |
Dec 14 11:18:20.393 INFO [stderr] 8 |     min_split: usize,
Dec 14 11:18:20.393 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 14 11:18:20.393 INFO [stderr] 
Dec 14 11:18:20.393 INFO [stderr] warning: field is never used: `min_impurity`
Dec 14 11:18:20.393 INFO [stderr]  --> src/decision_tree/mod.rs:9:5
Dec 14 11:18:20.393 INFO [stderr]   |
Dec 14 11:18:20.393 INFO [stderr] 9 |     min_impurity: f32,
Dec 14 11:18:20.393 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 14 11:18:20.393 INFO [stderr] 
Dec 14 11:18:20.393 INFO [stderr] warning: field is never used: `max_depth`
Dec 14 11:18:20.393 INFO [stderr]   --> src/decision_tree/mod.rs:10:5
Dec 14 11:18:20.393 INFO [stderr]    |
Dec 14 11:18:20.393 INFO [stderr] 10 |     max_depth: usize,
Dec 14 11:18:20.393 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 14 11:18:20.393 INFO [stderr] 
Dec 14 11:18:20.393 INFO [stderr] warning: field is never used: `cost_fn`
Dec 14 11:18:20.393 INFO [stderr]   --> src/decision_tree/mod.rs:11:5
Dec 14 11:18:20.393 INFO [stderr]    |
Dec 14 11:18:20.393 INFO [stderr] 11 |     cost_fn: fn(&[f32]) -> f32,
Dec 14 11:18:20.393 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:20.393 INFO [stderr] 
Dec 14 11:18:20.393 INFO [stderr] warning: field is never used: `leaf_fn`
Dec 14 11:18:20.393 INFO [stderr]   --> src/decision_tree/mod.rs:12:5
Dec 14 11:18:20.393 INFO [stderr]    |
Dec 14 11:18:20.393 INFO [stderr] 12 |     leaf_fn: fn() -> f32,
Dec 14 11:18:20.393 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:20.393 INFO [stderr] 
Dec 14 11:18:20.393 INFO [stderr] warning: method is never used: `build_tree`
Dec 14 11:18:20.393 INFO [stderr]   --> src/decision_tree/mod.rs:30:5
Dec 14 11:18:20.393 INFO [stderr]    |
Dec 14 11:18:20.393 INFO [stderr] 30 |     fn build_tree(&mut self, dataset: &Dataset, depth: usize) -> DecisionTree {
Dec 14 11:18:20.393 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:20.393 INFO [stderr] 
Dec 14 11:18:20.393 INFO [stderr] warning: method is never used: `argmin_cost`
Dec 14 11:18:20.393 INFO [stderr]   --> src/decision_tree/mod.rs:51:5
Dec 14 11:18:20.393 INFO [stderr]    |
Dec 14 11:18:20.393 INFO [stderr] 51 |     fn argmin_cost<D: Splitable>(data: D) -> (f32, usize, Value) {
Dec 14 11:18:20.393 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:20.393 INFO [stderr] 
Dec 14 11:18:20.983 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
Dec 14 11:18:20.983 INFO [stderr] su: No module specific data is present
Dec 14 11:18:21.628 INFO running `"docker" "inspect" "ce9627c204ae90a843e136a7dc8a8d4c7b54a12b8221e1267b4a106e02f70ccd"`
Dec 14 11:18:21.913 INFO running `"docker" "rm" "-f" "ce9627c204ae90a843e136a7dc8a8d4c7b54a12b8221e1267b4a106e02f70ccd"`
Dec 14 11:18:22.327 INFO [stdout] ce9627c204ae90a843e136a7dc8a8d4c7b54a12b8221e1267b4a106e02f70ccd
Dec 14 11:18:22.334 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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"`
Dec 14 11:18:22.768 INFO [stdout] fc3416f209105234adcb0ded9830698d85a8e911f4de3ba4b4d011d8cb3066d9
Dec 14 11:18:22.771 INFO running `"docker" "start" "-a" "fc3416f209105234adcb0ded9830698d85a8e911f4de3ba4b4d011d8cb3066d9"`
Dec 14 11:18:23.408 INFO [stderr] usermod: no changes
Dec 14 11:18:23.463 INFO [stderr]    Compiling iron_woods v0.1.0 (/source)
Dec 14 11:18:24.059 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 14 11:18:24.059 INFO [stderr]  --> src/main.rs:1:5
Dec 14 11:18:24.059 INFO [stderr]   |
Dec 14 11:18:24.059 INFO [stderr] 1 | use std::collections::HashMap;
Dec 14 11:18:24.059 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:24.059 INFO [stderr]   |
Dec 14 11:18:24.059 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:18:24.059 INFO [stderr] 
Dec 14 11:18:24.059 INFO [stderr] warning: unused import: `std::cmp`
Dec 14 11:18:24.059 INFO [stderr]  --> src/feature/mod.rs:1:5
Dec 14 11:18:24.059 INFO [stderr]   |
Dec 14 11:18:24.059 INFO [stderr] 1 | use std::cmp;
Dec 14 11:18:24.059 INFO [stderr]   |     ^^^^^^^^
Dec 14 11:18:24.059 INFO [stderr] 
Dec 14 11:18:24.059 INFO [stderr] warning: unused import: `Hash`
Dec 14 11:18:24.059 INFO [stderr]  --> src/feature/mod.rs:3:17
Dec 14 11:18:24.059 INFO [stderr]   |
Dec 14 11:18:24.059 INFO [stderr] 3 | use std::hash::{Hash, Hasher};
Dec 14 11:18:24.059 INFO [stderr]   |                 ^^^^
Dec 14 11:18:24.059 INFO [stderr] 
Dec 14 11:18:24.059 INFO [stderr] warning: unused import: `std::iter::FromIterator`
Dec 14 11:18:24.059 INFO [stderr]  --> src/feature/mod.rs:4:5
Dec 14 11:18:24.059 INFO [stderr]   |
Dec 14 11:18:24.059 INFO [stderr] 4 | use std::iter::FromIterator;
Dec 14 11:18:24.059 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:24.059 INFO [stderr] 
Dec 14 11:18:24.059 INFO [stderr] warning: unused imports: `Index`, `RangeFrom`, `RangeTo`
Dec 14 11:18:24.059 INFO [stderr]  --> src/feature/mod.rs:5:16
Dec 14 11:18:24.059 INFO [stderr]   |
Dec 14 11:18:24.059 INFO [stderr] 5 | use std::ops::{Index, RangeTo, RangeFrom};
Dec 14 11:18:24.059 INFO [stderr]   |                ^^^^^  ^^^^^^^  ^^^^^^^^^
Dec 14 11:18:24.059 INFO [stderr] 
Dec 14 11:18:24.059 INFO [stderr] warning: unused import: `HashSet`
Dec 14 11:18:24.059 INFO [stderr]  --> src/feature/mod.rs:6:24
Dec 14 11:18:24.059 INFO [stderr]   |
Dec 14 11:18:24.059 INFO [stderr] 6 | use std::collections::{HashSet, HashMap};
Dec 14 11:18:24.059 INFO [stderr]   |                        ^^^^^^^
Dec 14 11:18:24.059 INFO [stderr] 
Dec 14 11:18:24.164 INFO [stderr] warning: unused import: `Hasher`
Dec 14 11:18:24.164 INFO [stderr]  --> src/feature/mod.rs:3:23
Dec 14 11:18:24.164 INFO [stderr]   |
Dec 14 11:18:24.164 INFO [stderr] 3 | use std::hash::{Hash, Hasher};
Dec 14 11:18:24.164 INFO [stderr]   |                       ^^^^^^
Dec 14 11:18:24.164 INFO [stderr] 
Dec 14 11:18:24.172 INFO [stderr] warning: unused variable: `value_index`
Dec 14 11:18:24.172 INFO [stderr]   --> src/decision_tree/mod.rs:33:18
Dec 14 11:18:24.172 INFO [stderr]    |
Dec 14 11:18:24.172 INFO [stderr] 33 |             for (value_index, value) in feature.iter().enumerate() {
Dec 14 11:18:24.172 INFO [stderr]    |                  ^^^^^^^^^^^ help: consider using `_value_index` instead
Dec 14 11:18:24.172 INFO [stderr]    |
Dec 14 11:18:24.172 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 11:18:24.172 INFO [stderr] 
Dec 14 11:18:24.172 INFO [stderr] warning: unused variable: `depth`
Dec 14 11:18:24.172 INFO [stderr]   --> src/decision_tree/mod.rs:30:49
Dec 14 11:18:24.172 INFO [stderr]    |
Dec 14 11:18:24.172 INFO [stderr] 30 |     fn build_tree(&mut self, dataset: &Dataset, depth: usize) -> DecisionTree {
Dec 14 11:18:24.172 INFO [stderr]    |                                                 ^^^^^ help: consider using `_depth` instead
Dec 14 11:18:24.172 INFO [stderr] 
Dec 14 11:18:24.172 INFO [stderr] warning: unused variable: `data`
Dec 14 11:18:24.172 INFO [stderr]   --> src/decision_tree/mod.rs:51:34
Dec 14 11:18:24.172 INFO [stderr]    |
Dec 14 11:18:24.172 INFO [stderr] 51 |     fn argmin_cost<D: Splitable>(data: D) -> (f32, usize, Value) {
Dec 14 11:18:24.172 INFO [stderr]    |                                  ^^^^ help: consider using `_data` instead
Dec 14 11:18:24.172 INFO [stderr] 
Dec 14 11:18:24.210 INFO [stderr] warning: field is never used: `root`
Dec 14 11:18:24.210 INFO [stderr]  --> src/decision_tree/mod.rs:7:5
Dec 14 11:18:24.210 INFO [stderr]   |
Dec 14 11:18:24.210 INFO [stderr] 7 |     root: Option<DecisionNode>,
Dec 14 11:18:24.210 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:24.210 INFO [stderr]   |
Dec 14 11:18:24.210 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 11:18:24.210 INFO [stderr] 
Dec 14 11:18:24.210 INFO [stderr] warning: field is never used: `min_split`
Dec 14 11:18:24.210 INFO [stderr]  --> src/decision_tree/mod.rs:8:5
Dec 14 11:18:24.210 INFO [stderr]   |
Dec 14 11:18:24.210 INFO [stderr] 8 |     min_split: usize,
Dec 14 11:18:24.210 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 14 11:18:24.210 INFO [stderr] 
Dec 14 11:18:24.210 INFO [stderr] warning: field is never used: `min_impurity`
Dec 14 11:18:24.210 INFO [stderr]  --> src/decision_tree/mod.rs:9:5
Dec 14 11:18:24.210 INFO [stderr]   |
Dec 14 11:18:24.210 INFO [stderr] 9 |     min_impurity: f32,
Dec 14 11:18:24.210 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 14 11:18:24.210 INFO [stderr] 
Dec 14 11:18:24.210 INFO [stderr] warning: field is never used: `max_depth`
Dec 14 11:18:24.210 INFO [stderr]   --> src/decision_tree/mod.rs:10:5
Dec 14 11:18:24.210 INFO [stderr]    |
Dec 14 11:18:24.210 INFO [stderr] 10 |     max_depth: usize,
Dec 14 11:18:24.210 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 14 11:18:24.210 INFO [stderr] 
Dec 14 11:18:24.210 INFO [stderr] warning: field is never used: `cost_fn`
Dec 14 11:18:24.210 INFO [stderr]   --> src/decision_tree/mod.rs:11:5
Dec 14 11:18:24.210 INFO [stderr]    |
Dec 14 11:18:24.210 INFO [stderr] 11 |     cost_fn: fn(&[f32]) -> f32,
Dec 14 11:18:24.210 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:24.210 INFO [stderr] 
Dec 14 11:18:24.210 INFO [stderr] warning: field is never used: `leaf_fn`
Dec 14 11:18:24.210 INFO [stderr]   --> src/decision_tree/mod.rs:12:5
Dec 14 11:18:24.210 INFO [stderr]    |
Dec 14 11:18:24.210 INFO [stderr] 12 |     leaf_fn: fn() -> f32,
Dec 14 11:18:24.210 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:24.210 INFO [stderr] 
Dec 14 11:18:24.210 INFO [stderr] warning: method is never used: `build_tree`
Dec 14 11:18:24.210 INFO [stderr]   --> src/decision_tree/mod.rs:30:5
Dec 14 11:18:24.210 INFO [stderr]    |
Dec 14 11:18:24.210 INFO [stderr] 30 |     fn build_tree(&mut self, dataset: &Dataset, depth: usize) -> DecisionTree {
Dec 14 11:18:24.210 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:24.210 INFO [stderr] 
Dec 14 11:18:24.210 INFO [stderr] warning: method is never used: `argmin_cost`
Dec 14 11:18:24.210 INFO [stderr]   --> src/decision_tree/mod.rs:51:5
Dec 14 11:18:24.210 INFO [stderr]    |
Dec 14 11:18:24.210 INFO [stderr] 51 |     fn argmin_cost<D: Splitable>(data: D) -> (f32, usize, Value) {
Dec 14 11:18:24.210 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:18:24.210 INFO [stderr] 
Dec 14 11:18:24.653 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Dec 14 11:18:24.655 INFO [stderr] su: No module specific data is present
Dec 14 11:18:25.531 INFO running `"docker" "inspect" "fc3416f209105234adcb0ded9830698d85a8e911f4de3ba4b4d011d8cb3066d9"`
Dec 14 11:18:25.781 INFO running `"docker" "rm" "-f" "fc3416f209105234adcb0ded9830698d85a8e911f4de3ba4b4d011d8cb3066d9"`
Dec 14 11:18:26.147 INFO [stdout] fc3416f209105234adcb0ded9830698d85a8e911f4de3ba4b4d011d8cb3066d9
Dec 14 11:18:26.155 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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"`
Dec 14 11:18:26.465 INFO [stdout] 07edd897098f9c5903b19ce63c616f276eb9c8caeab8a3e2835926c35ba78d8a
Dec 14 11:18:26.472 INFO running `"docker" "start" "-a" "07edd897098f9c5903b19ce63c616f276eb9c8caeab8a3e2835926c35ba78d8a"`
Dec 14 11:18:27.595 INFO [stderr] usermod: no changes
Dec 14 11:18:27.650 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 14 11:18:27.652 INFO [stderr]      Running /target/debug/deps/iron_woods-bcf4dcada8817e7f
Dec 14 11:18:27.667 INFO [stdout] 
Dec 14 11:18:27.667 INFO [stdout] running 0 tests
Dec 14 11:18:27.667 INFO [stdout] 
Dec 14 11:18:27.667 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:18:27.667 INFO [stdout] 
Dec 14 11:18:27.671 INFO [stderr] su: No module specific data is present
Dec 14 11:18:28.157 INFO running `"docker" "inspect" "07edd897098f9c5903b19ce63c616f276eb9c8caeab8a3e2835926c35ba78d8a"`
Dec 14 11:18:28.379 INFO running `"docker" "rm" "-f" "07edd897098f9c5903b19ce63c616f276eb9c8caeab8a3e2835926c35ba78d8a"`
Dec 14 11:18:28.702 INFO [stdout] 07edd897098f9c5903b19ce63c616f276eb9c8caeab8a3e2835926c35ba78d8a