Dec 01 15:12:49.089 INFO testing ilikeavocadoes/form_reader against 1.30.1 for beta-1.31-5
Dec 01 15:12:49.089 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 15:12:49.319 INFO [stdout] 53aee957da4e53befbd8a444485f0226502d864f2b17386f61163bd197a7e3d4
Dec 01 15:12:49.325 INFO running `"docker" "start" "-a" "53aee957da4e53befbd8a444485f0226502d864f2b17386f61163bd197a7e3d4"`
Dec 01 15:12:50.035 INFO [stderr] usermod: no changes
Dec 01 15:12:50.287 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 01 15:12:50.291 INFO [stderr]    Compiling syn v0.14.0
Dec 01 15:12:50.291 INFO [stderr]    Compiling num-bigint v0.1.44
Dec 01 15:12:50.291 INFO [stderr]    Compiling alga v0.5.4
Dec 01 15:12:50.291 INFO [stderr]    Compiling env_logger v0.5.10
Dec 01 15:12:50.291 INFO [stderr]    Compiling png v0.12.0
Dec 01 15:12:50.291 INFO [stderr]    Compiling rusttype v0.5.2
Dec 01 15:12:57.925 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 01 15:12:59.879 INFO [stderr]    Compiling quickcheck v0.6.2
Dec 01 15:13:01.229 INFO [stderr]    Compiling num-rational v0.1.42
Dec 01 15:13:02.135 INFO [stderr]    Compiling rayon-core v1.4.0
Dec 01 15:13:07.696 INFO [stderr]    Compiling num v0.1.42
Dec 01 15:13:07.864 INFO [stderr]    Compiling nalgebra v0.13.1
Dec 01 15:13:10.184 INFO [stderr]    Compiling rayon v1.0.1
Dec 01 15:13:22.091 INFO [stderr]    Compiling num-derive v0.2.2
Dec 01 15:13:26.858 INFO [stderr]    Compiling jpeg-decoder v0.1.14
Dec 01 15:13:33.715 INFO [stderr]    Compiling image v0.19.0
Dec 01 15:14:13.241 INFO [stderr]    Compiling imageproc v0.15.0
Dec 01 15:14:21.171 INFO [stderr]    Compiling form_reader v0.1.0 (/source)
Dec 01 15:14:24.428 INFO [stderr] warning: unused variable: `x_out`
Dec 01 15:14:24.428 INFO [stderr]   --> src/main.rs:86:10
Dec 01 15:14:24.428 INFO [stderr]    |
Dec 01 15:14:24.428 INFO [stderr] 86 |     let (x_out, y_out) = (x - 1, y);
Dec 01 15:14:24.428 INFO [stderr]    |          ^^^^^ help: consider using `_x_out` instead
Dec 01 15:14:24.428 INFO [stderr]    |
Dec 01 15:14:24.428 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 15:14:24.428 INFO [stderr] 
Dec 01 15:14:24.428 INFO [stderr] warning: unused variable: `y_out`
Dec 01 15:14:24.428 INFO [stderr]   --> src/main.rs:86:17
Dec 01 15:14:24.428 INFO [stderr]    |
Dec 01 15:14:24.428 INFO [stderr] 86 |     let (x_out, y_out) = (x - 1, y);
Dec 01 15:14:24.428 INFO [stderr]    |                 ^^^^^ help: consider using `_y_out` instead
Dec 01 15:14:24.428 INFO [stderr] 
Dec 01 15:14:24.428 INFO [stderr] warning: unused variable: `x_first`
Dec 01 15:14:24.428 INFO [stderr]    --> src/main.rs:100:9
Dec 01 15:14:24.428 INFO [stderr]     |
Dec 01 15:14:24.428 INFO [stderr] 100 |     let x_first = x;
Dec 01 15:14:24.428 INFO [stderr]     |         ^^^^^^^ help: consider using `_x_first` instead
Dec 01 15:14:24.428 INFO [stderr] 
Dec 01 15:14:24.428 INFO [stderr] warning: unused variable: `y_first`
Dec 01 15:14:24.428 INFO [stderr]    --> src/main.rs:101:9
Dec 01 15:14:24.428 INFO [stderr]     |
Dec 01 15:14:24.428 INFO [stderr] 101 |     let y_first = y;
Dec 01 15:14:24.428 INFO [stderr]     |         ^^^^^^^ help: consider using `_y_first` instead
Dec 01 15:14:24.428 INFO [stderr] 
Dec 01 15:14:24.446 INFO [stderr] warning: variable does not need to be mutable
Dec 01 15:14:24.447 INFO [stderr]   --> src/main.rs:98:81
Dec 01 15:14:24.447 INFO [stderr]    |
Dec 01 15:14:24.447 INFO [stderr] 98 | fn follow_contour(img: &image::GrayImage, x: i64, y: i64, direction: Direction, mut contour: Vec<(i64, i64)>) -> Vec<(i64, i64)> {
Dec 01 15:14:24.447 INFO [stderr]    |                                                                                 ----^^^^^^^
Dec 01 15:14:24.447 INFO [stderr]    |                                                                                 |
Dec 01 15:14:24.447 INFO [stderr]    |                                                                                 help: remove this `mut`
Dec 01 15:14:24.447 INFO [stderr]    |
Dec 01 15:14:24.447 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 15:14:24.447 INFO [stderr] 
Dec 01 15:14:28.419 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
Dec 01 15:14:28.443 INFO [stderr] su: No module specific data is present
Dec 01 15:14:29.307 INFO running `"docker" "inspect" "53aee957da4e53befbd8a444485f0226502d864f2b17386f61163bd197a7e3d4"`
Dec 01 15:14:29.663 INFO running `"docker" "rm" "-f" "53aee957da4e53befbd8a444485f0226502d864f2b17386f61163bd197a7e3d4"`
Dec 01 15:14:30.023 INFO [stdout] 53aee957da4e53befbd8a444485f0226502d864f2b17386f61163bd197a7e3d4
Dec 01 15:14:30.031 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 15:14:30.591 INFO [stdout] dc0f9cde41c14f20200da03c1a9a0b13f945e694eab772e3ffe89ff9a69780fe
Dec 01 15:14:30.599 INFO running `"docker" "start" "-a" "dc0f9cde41c14f20200da03c1a9a0b13f945e694eab772e3ffe89ff9a69780fe"`
Dec 01 15:14:32.343 INFO [stderr] usermod: no changes
Dec 01 15:14:32.515 INFO [stderr]    Compiling form_reader v0.1.0 (/source)
Dec 01 15:14:35.827 INFO [stderr] warning: unused variable: `x_out`
Dec 01 15:14:35.827 INFO [stderr]   --> src/main.rs:86:10
Dec 01 15:14:35.827 INFO [stderr]    |
Dec 01 15:14:35.827 INFO [stderr] 86 |     let (x_out, y_out) = (x - 1, y);
Dec 01 15:14:35.827 INFO [stderr]    |          ^^^^^ help: consider using `_x_out` instead
Dec 01 15:14:35.827 INFO [stderr]    |
Dec 01 15:14:35.827 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 15:14:35.827 INFO [stderr] 
Dec 01 15:14:35.827 INFO [stderr] warning: unused variable: `y_out`
Dec 01 15:14:35.827 INFO [stderr]   --> src/main.rs:86:17
Dec 01 15:14:35.827 INFO [stderr]    |
Dec 01 15:14:35.827 INFO [stderr] 86 |     let (x_out, y_out) = (x - 1, y);
Dec 01 15:14:35.827 INFO [stderr]    |                 ^^^^^ help: consider using `_y_out` instead
Dec 01 15:14:35.827 INFO [stderr] 
Dec 01 15:14:35.827 INFO [stderr] warning: unused variable: `x_first`
Dec 01 15:14:35.827 INFO [stderr]    --> src/main.rs:100:9
Dec 01 15:14:35.827 INFO [stderr]     |
Dec 01 15:14:35.827 INFO [stderr] 100 |     let x_first = x;
Dec 01 15:14:35.827 INFO [stderr]     |         ^^^^^^^ help: consider using `_x_first` instead
Dec 01 15:14:35.827 INFO [stderr] 
Dec 01 15:14:35.827 INFO [stderr] warning: unused variable: `y_first`
Dec 01 15:14:35.827 INFO [stderr]    --> src/main.rs:101:9
Dec 01 15:14:35.827 INFO [stderr]     |
Dec 01 15:14:35.827 INFO [stderr] 101 |     let y_first = y;
Dec 01 15:14:35.827 INFO [stderr]     |         ^^^^^^^ help: consider using `_y_first` instead
Dec 01 15:14:35.827 INFO [stderr] 
Dec 01 15:14:35.842 INFO [stderr] warning: variable does not need to be mutable
Dec 01 15:14:35.843 INFO [stderr]   --> src/main.rs:98:81
Dec 01 15:14:35.843 INFO [stderr]    |
Dec 01 15:14:35.843 INFO [stderr] 98 | fn follow_contour(img: &image::GrayImage, x: i64, y: i64, direction: Direction, mut contour: Vec<(i64, i64)>) -> Vec<(i64, i64)> {
Dec 01 15:14:35.843 INFO [stderr]    |                                                                                 ----^^^^^^^
Dec 01 15:14:35.843 INFO [stderr]    |                                                                                 |
Dec 01 15:14:35.843 INFO [stderr]    |                                                                                 help: remove this `mut`
Dec 01 15:14:35.843 INFO [stderr]    |
Dec 01 15:14:35.846 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 15:14:35.847 INFO [stderr] 
Dec 01 15:14:36.453 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.09s
Dec 01 15:14:36.462 INFO [stderr] su: No module specific data is present
Dec 01 15:14:37.727 INFO running `"docker" "inspect" "dc0f9cde41c14f20200da03c1a9a0b13f945e694eab772e3ffe89ff9a69780fe"`
Dec 01 15:14:38.041 INFO running `"docker" "rm" "-f" "dc0f9cde41c14f20200da03c1a9a0b13f945e694eab772e3ffe89ff9a69780fe"`
Dec 01 15:14:38.318 INFO [stdout] dc0f9cde41c14f20200da03c1a9a0b13f945e694eab772e3ffe89ff9a69780fe
Dec 01 15:14:38.323 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 15:14:38.756 INFO [stdout] f1d8de2ca9574dfab3be5481cfaa49a723864070b88c5df390249601a67bd733
Dec 01 15:14:38.760 INFO running `"docker" "start" "-a" "f1d8de2ca9574dfab3be5481cfaa49a723864070b88c5df390249601a67bd733"`
Dec 01 15:14:40.214 INFO [stderr] usermod: no changes
Dec 01 15:14:40.455 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
Dec 01 15:14:40.470 INFO [stderr]      Running /target/debug/deps/form_reader-49d6d337fd918731
Dec 01 15:14:40.484 INFO [stdout] 
Dec 01 15:14:40.484 INFO [stdout] running 0 tests
Dec 01 15:14:40.484 INFO [stdout] 
Dec 01 15:14:40.484 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 15:14:40.484 INFO [stdout] 
Dec 01 15:14:40.486 INFO [stderr] su: No module specific data is present
Dec 01 15:14:41.647 INFO running `"docker" "inspect" "f1d8de2ca9574dfab3be5481cfaa49a723864070b88c5df390249601a67bd733"`
Dec 01 15:14:41.979 INFO running `"docker" "rm" "-f" "f1d8de2ca9574dfab3be5481cfaa49a723864070b88c5df390249601a67bd733"`
Dec 01 15:14:42.267 INFO [stdout] f1d8de2ca9574dfab3be5481cfaa49a723864070b88c5df390249601a67bd733
