Dec 18 08:07:25.616 INFO checking CloneRob/circular_sampler against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:07:25.616 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/CloneRob/circular_sampler:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 08:07:25.892 INFO [stdout] 56a95fc7bc9a94abbae81bd5377a0437bb6d2a76b50836bf4fd7dcb6a1b4c937
Dec 18 08:07:25.892 INFO running `"docker" "start" "-a" "56a95fc7bc9a94abbae81bd5377a0437bb6d2a76b50836bf4fd7dcb6a1b4c937"`
Dec 18 08:07:26.593 INFO [stderr]     Checking num-rational v0.1.35
Dec 18 08:07:26.593 INFO [stderr]     Checking png v0.6.2
Dec 18 08:07:27.749 INFO [stderr]     Checking image v0.12.3
Dec 18 08:07:31.028 INFO [stderr]     Checking image_split v0.1.0 (/opt/crater/workdir)
Dec 18 08:07:31.536 INFO [stderr] warning: unused import: `std::ffi::OsStr`
Dec 18 08:07:31.536 INFO [stderr]  --> src/argparse/mod.rs:5:5
Dec 18 08:07:31.536 INFO [stderr]   |
Dec 18 08:07:31.536 INFO [stderr] 5 | use std::ffi::OsStr;
Dec 18 08:07:31.536 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 18 08:07:31.536 INFO [stderr]   |
Dec 18 08:07:31.536 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:07:31.536 INFO [stderr] 
Dec 18 08:07:31.536 INFO [stderr] warning: unused imports: `thread`, `time`
Dec 18 08:07:31.536 INFO [stderr]   --> src/crop/mod.rs:11:11
Dec 18 08:07:31.536 INFO [stderr]    |
Dec 18 08:07:31.536 INFO [stderr] 11 | use std::{thread, time};
Dec 18 08:07:31.536 INFO [stderr]    |           ^^^^^^  ^^^^
Dec 18 08:07:31.536 INFO [stderr] 
Dec 18 08:07:31.600 INFO [stderr] warning: unused import: `std::ffi::OsStr`
Dec 18 08:07:31.600 INFO [stderr]  --> src/argparse/mod.rs:5:5
Dec 18 08:07:31.603 INFO [stderr]   |
Dec 18 08:07:31.603 INFO [stderr] 5 | use std::ffi::OsStr;
Dec 18 08:07:31.603 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 18 08:07:31.603 INFO [stderr]   |
Dec 18 08:07:31.603 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:07:31.603 INFO [stderr] 
Dec 18 08:07:31.603 INFO [stderr] warning: unused imports: `thread`, `time`
Dec 18 08:07:31.603 INFO [stderr]   --> src/crop/mod.rs:11:11
Dec 18 08:07:31.603 INFO [stderr]    |
Dec 18 08:07:31.603 INFO [stderr] 11 | use std::{thread, time};
Dec 18 08:07:31.603 INFO [stderr]    |           ^^^^^^  ^^^^
Dec 18 08:07:31.603 INFO [stderr] 
Dec 18 08:07:31.644 INFO [stderr] warning: unused variable: `source_path`
Dec 18 08:07:31.644 INFO [stderr]    --> src/argparse/mod.rs:208:9
Dec 18 08:07:31.644 INFO [stderr]     |
Dec 18 08:07:31.644 INFO [stderr] 208 |     let source_path = if let Some(p) = source_str {
Dec 18 08:07:31.644 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_source_path` instead
Dec 18 08:07:31.644 INFO [stderr]     |
Dec 18 08:07:31.644 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 08:07:31.644 INFO [stderr] 
Dec 18 08:07:31.692 INFO [stderr] warning: field is never used: `label_map`
Dec 18 08:07:31.692 INFO [stderr]   --> src/argparse/mod.rs:29:5
Dec 18 08:07:31.692 INFO [stderr]    |
Dec 18 08:07:31.692 INFO [stderr] 29 |     label_map: Option<HashMap<String, String>>,
Dec 18 08:07:31.692 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.692 INFO [stderr]    |
Dec 18 08:07:31.692 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 08:07:31.692 INFO [stderr] 
Dec 18 08:07:31.692 INFO [stderr] warning: method is never used: `label_map`
Dec 18 08:07:31.692 INFO [stderr]   --> src/argparse/mod.rs:58:5
Dec 18 08:07:31.692 INFO [stderr]    |
Dec 18 08:07:31.692 INFO [stderr] 58 |     fn label_map(mut self, map: HashMap<String, String>) -> ParamBuilder {
Dec 18 08:07:31.692 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.692 INFO [stderr] 
Dec 18 08:07:31.692 INFO [stderr] warning: method is never used: `print`
Dec 18 08:07:31.692 INFO [stderr]    --> src/argparse/mod.rs:117:5
Dec 18 08:07:31.692 INFO [stderr]     |
Dec 18 08:07:31.692 INFO [stderr] 117 |     pub fn print(&self) {
Dec 18 08:07:31.692 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.692 INFO [stderr] 
Dec 18 08:07:31.692 INFO [stderr] warning: method is never used: `get_x`
Dec 18 08:07:31.692 INFO [stderr]   --> src/candidates/mod.rs:24:5
Dec 18 08:07:31.692 INFO [stderr]    |
Dec 18 08:07:31.692 INFO [stderr] 24 |     pub fn get_x(&self) -> f64 {
Dec 18 08:07:31.692 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.692 INFO [stderr] 
Dec 18 08:07:31.692 INFO [stderr] warning: method is never used: `get_y`
Dec 18 08:07:31.692 INFO [stderr]   --> src/candidates/mod.rs:28:5
Dec 18 08:07:31.692 INFO [stderr]    |
Dec 18 08:07:31.692 INFO [stderr] 28 |     pub fn get_y(&self) -> f64 {
Dec 18 08:07:31.692 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.692 INFO [stderr] 
Dec 18 08:07:31.692 INFO [stderr] warning: method is never used: `to_int`
Dec 18 08:07:31.692 INFO [stderr]   --> src/candidates/mod.rs:42:5
Dec 18 08:07:31.692 INFO [stderr]    |
Dec 18 08:07:31.692 INFO [stderr] 42 |     fn to_int(self) -> (i32, i32) {
Dec 18 08:07:31.692 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.693 INFO [stderr] 
Dec 18 08:07:31.693 INFO [stderr] warning: method is never used: `print`
Dec 18 08:07:31.693 INFO [stderr]   --> src/candidates/mod.rs:54:5
Dec 18 08:07:31.693 INFO [stderr]    |
Dec 18 08:07:31.693 INFO [stderr] 54 |     fn print(&self) {
Dec 18 08:07:31.693 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 08:07:31.693 INFO [stderr] 
Dec 18 08:07:31.693 INFO [stderr] warning: function is never used: `transform_points`
Dec 18 08:07:31.693 INFO [stderr]   --> src/candidates/mod.rs:66:1
Dec 18 08:07:31.693 INFO [stderr]    |
Dec 18 08:07:31.693 INFO [stderr] 66 | pub fn transform_points(points: Vec<Point>, transformer: Point) -> Vec<Point> {
Dec 18 08:07:31.693 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.693 INFO [stderr] 
Dec 18 08:07:31.752 INFO [stderr] warning: unused variable: `source_path`
Dec 18 08:07:31.752 INFO [stderr]    --> src/argparse/mod.rs:208:9
Dec 18 08:07:31.752 INFO [stderr]     |
Dec 18 08:07:31.752 INFO [stderr] 208 |     let source_path = if let Some(p) = source_str {
Dec 18 08:07:31.752 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_source_path` instead
Dec 18 08:07:31.752 INFO [stderr]     |
Dec 18 08:07:31.752 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 08:07:31.752 INFO [stderr] 
Dec 18 08:07:31.791 INFO [stderr] warning: field is never used: `label_map`
Dec 18 08:07:31.792 INFO [stderr]   --> src/argparse/mod.rs:29:5
Dec 18 08:07:31.792 INFO [stderr]    |
Dec 18 08:07:31.792 INFO [stderr] 29 |     label_map: Option<HashMap<String, String>>,
Dec 18 08:07:31.792 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.792 INFO [stderr]    |
Dec 18 08:07:31.792 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 08:07:31.792 INFO [stderr] 
Dec 18 08:07:31.792 INFO [stderr] warning: method is never used: `label_map`
Dec 18 08:07:31.792 INFO [stderr]   --> src/argparse/mod.rs:58:5
Dec 18 08:07:31.792 INFO [stderr]    |
Dec 18 08:07:31.792 INFO [stderr] 58 |     fn label_map(mut self, map: HashMap<String, String>) -> ParamBuilder {
Dec 18 08:07:31.792 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.792 INFO [stderr] 
Dec 18 08:07:31.792 INFO [stderr] warning: method is never used: `print`
Dec 18 08:07:31.792 INFO [stderr]    --> src/argparse/mod.rs:117:5
Dec 18 08:07:31.792 INFO [stderr]     |
Dec 18 08:07:31.792 INFO [stderr] 117 |     pub fn print(&self) {
Dec 18 08:07:31.792 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.793 INFO [stderr] 
Dec 18 08:07:31.793 INFO [stderr] warning: method is never used: `get_x`
Dec 18 08:07:31.793 INFO [stderr]   --> src/candidates/mod.rs:24:5
Dec 18 08:07:31.793 INFO [stderr]    |
Dec 18 08:07:31.793 INFO [stderr] 24 |     pub fn get_x(&self) -> f64 {
Dec 18 08:07:31.793 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.793 INFO [stderr] 
Dec 18 08:07:31.793 INFO [stderr] warning: method is never used: `get_y`
Dec 18 08:07:31.793 INFO [stderr]   --> src/candidates/mod.rs:28:5
Dec 18 08:07:31.793 INFO [stderr]    |
Dec 18 08:07:31.793 INFO [stderr] 28 |     pub fn get_y(&self) -> f64 {
Dec 18 08:07:31.793 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.793 INFO [stderr] 
Dec 18 08:07:31.793 INFO [stderr] warning: method is never used: `to_int`
Dec 18 08:07:31.793 INFO [stderr]   --> src/candidates/mod.rs:42:5
Dec 18 08:07:31.793 INFO [stderr]    |
Dec 18 08:07:31.793 INFO [stderr] 42 |     fn to_int(self) -> (i32, i32) {
Dec 18 08:07:31.793 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.793 INFO [stderr] 
Dec 18 08:07:31.793 INFO [stderr] warning: method is never used: `print`
Dec 18 08:07:31.793 INFO [stderr]   --> src/candidates/mod.rs:54:5
Dec 18 08:07:31.793 INFO [stderr]    |
Dec 18 08:07:31.793 INFO [stderr] 54 |     fn print(&self) {
Dec 18 08:07:31.793 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 08:07:31.793 INFO [stderr] 
Dec 18 08:07:31.793 INFO [stderr] warning: function is never used: `transform_points`
Dec 18 08:07:31.793 INFO [stderr]   --> src/candidates/mod.rs:66:1
Dec 18 08:07:31.793 INFO [stderr]    |
Dec 18 08:07:31.793 INFO [stderr] 66 | pub fn transform_points(points: Vec<Point>, transformer: Point) -> Vec<Point> {
Dec 18 08:07:31.793 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:07:31.793 INFO [stderr] 
Dec 18 08:07:31.823 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.28s
Dec 18 08:07:32.208 INFO running `"docker" "inspect" "56a95fc7bc9a94abbae81bd5377a0437bb6d2a76b50836bf4fd7dcb6a1b4c937"`
Dec 18 08:07:32.325 INFO running `"docker" "rm" "-f" "56a95fc7bc9a94abbae81bd5377a0437bb6d2a76b50836bf4fd7dcb6a1b4c937"`
Dec 18 08:07:32.446 INFO [stdout] 56a95fc7bc9a94abbae81bd5377a0437bb6d2a76b50836bf4fd7dcb6a1b4c937