Nov 30 05:21:44.132 INFO checking chriserin/artbot against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 05:21:44.132 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 05:21:44.420 INFO [stdout] b6522cc68a0fd16869c49150757d60fc27b9552dc8b2873e96541521950c6b5d
Nov 30 05:21:44.427 INFO running `"docker" "start" "-a" "b6522cc68a0fd16869c49150757d60fc27b9552dc8b2873e96541521950c6b5d"`
Nov 30 05:21:44.914 INFO [stderr] usermod: no changes
Nov 30 05:21:45.056 INFO [stderr]    Compiling rayon-core v1.0.2
Nov 30 05:21:45.061 INFO [stderr]     Checking num-complex v0.1.38
Nov 30 05:21:45.065 INFO [stderr]     Checking num-bigint v0.1.39
Nov 30 05:21:45.070 INFO [stderr]     Checking iron v0.5.1
Nov 30 05:21:47.740 INFO [stderr]     Checking num-rational v0.1.38
Nov 30 05:21:47.928 INFO [stderr]     Checking rayon v0.7.1
Nov 30 05:21:48.280 INFO [stderr]     Checking router v0.5.1
Nov 30 05:21:49.136 INFO [stderr]     Checking num v0.1.39
Nov 30 05:21:51.179 INFO [stderr]     Checking jpeg-decoder v0.1.12
Nov 30 05:21:52.773 INFO [stderr]     Checking image v0.13.0
Nov 30 05:21:57.504 INFO [stderr]     Checking artbot v0.1.0 (/source)
Nov 30 05:21:59.884 INFO [stderr] warning: unused import: `std::fs::File`
Nov 30 05:21:59.885 INFO [stderr]   --> src/main.rs:14:5
Nov 30 05:21:59.885 INFO [stderr]    |
Nov 30 05:21:59.885 INFO [stderr] 14 | use std::fs::File;
Nov 30 05:21:59.885 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 30 05:21:59.886 INFO [stderr]    |
Nov 30 05:21:59.886 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 05:21:59.886 INFO [stderr] 
Nov 30 05:21:59.887 INFO [stderr] warning: unused import: `std::path::Path`
Nov 30 05:21:59.887 INFO [stderr]   --> src/main.rs:15:5
Nov 30 05:21:59.887 INFO [stderr]    |
Nov 30 05:21:59.887 INFO [stderr] 15 | use std::path::Path;
Nov 30 05:21:59.888 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 30 05:21:59.888 INFO [stderr] 
Nov 30 05:21:59.888 INFO [stderr] warning: unused import: `iron::mime`
Nov 30 05:21:59.889 INFO [stderr]    --> src/main.rs:158:13
Nov 30 05:21:59.889 INFO [stderr]     |
Nov 30 05:21:59.889 INFO [stderr] 158 |         use iron::mime;
Nov 30 05:21:59.889 INFO [stderr]     |             ^^^^^^^^^^
Nov 30 05:21:59.890 INFO [stderr] warning: unused import: `std::fs::File`
Nov 30 05:21:59.890 INFO [stderr]   --> src/main.rs:14:5
Nov 30 05:21:59.890 INFO [stderr]    |
Nov 30 05:21:59.890 INFO [stderr] 14 | use std::fs::File;
Nov 30 05:21:59.891 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 30 05:21:59.891 INFO [stderr]    |
Nov 30 05:21:59.891 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 05:21:59.891 INFO [stderr] 
Nov 30 05:21:59.891 INFO [stderr] warning: unused import: `std::path::Path`
Nov 30 05:21:59.891 INFO [stderr]   --> src/main.rs:15:5
Nov 30 05:21:59.892 INFO [stderr]    |
Nov 30 05:21:59.892 INFO [stderr] 15 | use std::path::Path;
Nov 30 05:21:59.892 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 30 05:21:59.892 INFO [stderr] 
Nov 30 05:21:59.892 INFO [stderr] warning: unused import: `iron::mime`
Nov 30 05:21:59.892 INFO [stderr]    --> src/main.rs:158:13
Nov 30 05:21:59.892 INFO [stderr]     |
Nov 30 05:21:59.892 INFO [stderr] 158 |         use iron::mime;
Nov 30 05:21:59.892 INFO [stderr]     |             ^^^^^^^^^^
Nov 30 05:21:59.892 INFO [stderr] 
Nov 30 05:21:59.892 INFO [stderr] warning: unused import: `iron::mime`
Nov 30 05:21:59.892 INFO [stderr]    --> src/main.rs:170:13
Nov 30 05:21:59.892 INFO [stderr]     |
Nov 30 05:21:59.892 INFO [stderr] 170 |         use iron::mime;
Nov 30 05:21:59.892 INFO [stderr]     |             ^^^^^^^^^^
Nov 30 05:21:59.892 INFO [stderr] 
Nov 30 05:21:59.892 INFO [stderr] 
Nov 30 05:21:59.892 INFO [stderr] warning: unused import: `iron::mime`
Nov 30 05:21:59.892 INFO [stderr]    --> src/main.rs:170:13
Nov 30 05:21:59.892 INFO [stderr]     |
Nov 30 05:21:59.892 INFO [stderr] 170 |         use iron::mime;
Nov 30 05:21:59.892 INFO [stderr]     |             ^^^^^^^^^^
Nov 30 05:21:59.892 INFO [stderr] 
Nov 30 05:22:00.037 INFO [stderr] warning: value assigned to `r` is never read
Nov 30 05:22:00.037 INFO [stderr]   --> src/main.rs:64:17
Nov 30 05:22:00.037 INFO [stderr]    |
Nov 30 05:22:00.037 INFO [stderr] 64 |         let mut r = 0;
Nov 30 05:22:00.037 INFO [stderr]    |                 ^
Nov 30 05:22:00.037 INFO [stderr]    |
Nov 30 05:22:00.037 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 05:22:00.037 INFO [stderr] 
Nov 30 05:22:00.037 INFO [stderr] warning: value assigned to `g` is never read
Nov 30 05:22:00.037 INFO [stderr]   --> src/main.rs:65:17
Nov 30 05:22:00.037 INFO [stderr]    |
Nov 30 05:22:00.037 INFO [stderr] 65 |         let mut g = 0;
Nov 30 05:22:00.037 INFO [stderr]    |                 ^
Nov 30 05:22:00.037 INFO [stderr] 
Nov 30 05:22:00.037 INFO [stderr] warning: value assigned to `b` is never read
Nov 30 05:22:00.037 INFO [stderr]   --> src/main.rs:66:17
Nov 30 05:22:00.037 INFO [stderr]    |
Nov 30 05:22:00.037 INFO [stderr] 66 |         let mut b = 0;
Nov 30 05:22:00.037 INFO [stderr]    |                 ^
Nov 30 05:22:00.037 INFO [stderr] 
Nov 30 05:22:00.037 INFO [stderr] warning: unused variable: `req`
Nov 30 05:22:00.037 INFO [stderr]    --> src/main.rs:169:29
Nov 30 05:22:00.037 INFO [stderr]     |
Nov 30 05:22:00.037 INFO [stderr] 169 |     fn random_image_handler(req: &mut Request) -> IronResult<Response> {
Nov 30 05:22:00.038 INFO [stderr]     |                             ^^^ help: consider using `_req` instead
Nov 30 05:22:00.038 INFO [stderr]     |
Nov 30 05:22:00.038 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 05:22:00.038 INFO [stderr] 
Nov 30 05:22:00.040 INFO [stderr] warning: value assigned to `r` is never read
Nov 30 05:22:00.041 INFO [stderr]   --> src/main.rs:64:17
Nov 30 05:22:00.041 INFO [stderr]    |
Nov 30 05:22:00.041 INFO [stderr] 64 |         let mut r = 0;
Nov 30 05:22:00.041 INFO [stderr]    |                 ^
Nov 30 05:22:00.041 INFO [stderr]    |
Nov 30 05:22:00.042 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 05:22:00.042 INFO [stderr] 
Nov 30 05:22:00.042 INFO [stderr] warning: value assigned to `g` is never read
Nov 30 05:22:00.042 INFO [stderr]   --> src/main.rs:65:17
Nov 30 05:22:00.042 INFO [stderr]    |
Nov 30 05:22:00.042 INFO [stderr] 65 |         let mut g = 0;
Nov 30 05:22:00.042 INFO [stderr]    |                 ^
Nov 30 05:22:00.043 INFO [stderr] 
Nov 30 05:22:00.043 INFO [stderr] warning: value assigned to `b` is never read
Nov 30 05:22:00.043 INFO [stderr]   --> src/main.rs:66:17
Nov 30 05:22:00.043 INFO [stderr]    |
Nov 30 05:22:00.043 INFO [stderr] 66 |         let mut b = 0;
Nov 30 05:22:00.043 INFO [stderr]    |                 ^
Nov 30 05:22:00.043 INFO [stderr] 
Nov 30 05:22:00.044 INFO [stderr] warning: unused variable: `req`
Nov 30 05:22:00.044 INFO [stderr]    --> src/main.rs:169:29
Nov 30 05:22:00.044 INFO [stderr]     |
Nov 30 05:22:00.044 INFO [stderr] 169 |     fn random_image_handler(req: &mut Request) -> IronResult<Response> {
Nov 30 05:22:00.044 INFO [stderr]     |                             ^^^ help: consider using `_req` instead
Nov 30 05:22:00.044 INFO [stderr]     |
Nov 30 05:22:00.044 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 05:22:00.044 INFO [stderr] 
Nov 30 05:22:00.051 INFO [stderr] warning: variable does not need to be mutable
Nov 30 05:22:00.051 INFO [stderr]   --> src/main.rs:41:9
Nov 30 05:22:00.051 INFO [stderr]    |
Nov 30 05:22:00.051 INFO [stderr] 41 |     let mut x_adjust = xor_rand.gen_range(0.4, 256.0);
Nov 30 05:22:00.051 INFO [stderr]    |         ----^^^^^^^^
Nov 30 05:22:00.051 INFO [stderr]    |         |
Nov 30 05:22:00.052 INFO [stderr]    |         help: remove this `mut`
Nov 30 05:22:00.052 INFO [stderr]    |
Nov 30 05:22:00.052 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 05:22:00.052 INFO [stderr] 
Nov 30 05:22:00.052 INFO [stderr] warning: variable does not need to be mutable
Nov 30 05:22:00.052 INFO [stderr]   --> src/main.rs:42:9
Nov 30 05:22:00.052 INFO [stderr]    |
Nov 30 05:22:00.052 INFO [stderr] 42 |     let mut y_adjust = xor_rand.gen_range(0.4, 256.0);
Nov 30 05:22:00.052 INFO [stderr]    |         ----^^^^^^^^
Nov 30 05:22:00.052 INFO [stderr]    |         |
Nov 30 05:22:00.052 INFO [stderr]    |         help: remove this `mut`
Nov 30 05:22:00.052 INFO [stderr] 
Nov 30 05:22:00.052 INFO [stderr] warning: variable does not need to be mutable
Nov 30 05:22:00.052 INFO [stderr]   --> src/main.rs:43:9
Nov 30 05:22:00.052 INFO [stderr]    |
Nov 30 05:22:00.052 INFO [stderr] 43 |     let mut color_adjust = xor_rand.gen_range(10.0, 256.0);
Nov 30 05:22:00.052 INFO [stderr]    |         ----^^^^^^^^^^^^
Nov 30 05:22:00.052 INFO [stderr]    |         |
Nov 30 05:22:00.053 INFO [stderr]    |         help: remove this `mut`
Nov 30 05:22:00.053 INFO [stderr] 
Nov 30 05:22:00.053 INFO [stderr] warning: variable does not need to be mutable
Nov 30 05:22:00.053 INFO [stderr]   --> src/main.rs:45:9
Nov 30 05:22:00.053 INFO [stderr]    |
Nov 30 05:22:00.053 INFO [stderr] 45 |     let mut julia_adjustor_x = xor_rand.gen_range(-0.6, 0.6);
Nov 30 05:22:00.053 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^
Nov 30 05:22:00.053 INFO [stderr]    |         |
Nov 30 05:22:00.053 INFO [stderr]    |         help: remove this `mut`
Nov 30 05:22:00.053 INFO [stderr] 
Nov 30 05:22:00.057 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:22:00.057 INFO [stderr]    --> src/main.rs:165:9
Nov 30 05:22:00.057 INFO [stderr]     |
Nov 30 05:22:00.058 INFO [stderr] 165 |         image_rgb.save(&mut bytes, image::PNG);
Nov 30 05:22:00.058 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:22:00.058 INFO [stderr]     |
Nov 30 05:22:00.058 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 05:22:00.058 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:22:00.058 INFO [stderr] 
Nov 30 05:22:00.058 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:22:00.058 INFO [stderr]    --> src/main.rs:178:9
Nov 30 05:22:00.058 INFO [stderr]     |
Nov 30 05:22:00.058 INFO [stderr] 178 |         image_rgb.save(&mut bytes, image::PNG);
Nov 30 05:22:00.058 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:22:00.058 INFO [stderr]     |
Nov 30 05:22:00.058 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:22:00.058 INFO [stderr] 
Nov 30 05:22:00.061 INFO [stderr] warning: variable does not need to be mutable
Nov 30 05:22:00.061 INFO [stderr]   --> src/main.rs:41:9
Nov 30 05:22:00.061 INFO [stderr]    |
Nov 30 05:22:00.061 INFO [stderr] 41 |     let mut x_adjust = xor_rand.gen_range(0.4, 256.0);
Nov 30 05:22:00.061 INFO [stderr]    |         ----^^^^^^^^
Nov 30 05:22:00.061 INFO [stderr]    |         |
Nov 30 05:22:00.061 INFO [stderr]    |         help: remove this `mut`
Nov 30 05:22:00.061 INFO [stderr]    |
Nov 30 05:22:00.062 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 05:22:00.062 INFO [stderr] 
Nov 30 05:22:00.062 INFO [stderr] warning: variable does not need to be mutable
Nov 30 05:22:00.062 INFO [stderr]   --> src/main.rs:42:9
Nov 30 05:22:00.062 INFO [stderr]    |
Nov 30 05:22:00.062 INFO [stderr] 42 |     let mut y_adjust = xor_rand.gen_range(0.4, 256.0);
Nov 30 05:22:00.062 INFO [stderr]    |         ----^^^^^^^^
Nov 30 05:22:00.062 INFO [stderr]    |         |
Nov 30 05:22:00.062 INFO [stderr]    |         help: remove this `mut`
Nov 30 05:22:00.062 INFO [stderr] 
Nov 30 05:22:00.062 INFO [stderr] warning: variable does not need to be mutable
Nov 30 05:22:00.062 INFO [stderr]   --> src/main.rs:43:9
Nov 30 05:22:00.062 INFO [stderr]    |
Nov 30 05:22:00.062 INFO [stderr] 43 |     let mut color_adjust = xor_rand.gen_range(10.0, 256.0);
Nov 30 05:22:00.062 INFO [stderr]    |         ----^^^^^^^^^^^^
Nov 30 05:22:00.062 INFO [stderr]    |         |
Nov 30 05:22:00.062 INFO [stderr]    |         help: remove this `mut`
Nov 30 05:22:00.062 INFO [stderr] 
Nov 30 05:22:00.063 INFO [stderr] warning: variable does not need to be mutable
Nov 30 05:22:00.063 INFO [stderr]   --> src/main.rs:45:9
Nov 30 05:22:00.063 INFO [stderr]    |
Nov 30 05:22:00.063 INFO [stderr] 45 |     let mut julia_adjustor_x = xor_rand.gen_range(-0.6, 0.6);
Nov 30 05:22:00.063 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^
Nov 30 05:22:00.063 INFO [stderr]    |         |
Nov 30 05:22:00.063 INFO [stderr]    |         help: remove this `mut`
Nov 30 05:22:00.063 INFO [stderr] 
Nov 30 05:22:00.070 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:22:00.070 INFO [stderr]    --> src/main.rs:165:9
Nov 30 05:22:00.070 INFO [stderr]     |
Nov 30 05:22:00.070 INFO [stderr] 165 |         image_rgb.save(&mut bytes, image::PNG);
Nov 30 05:22:00.070 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:22:00.070 INFO [stderr]     |
Nov 30 05:22:00.070 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 05:22:00.070 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:22:00.070 INFO [stderr] 
Nov 30 05:22:00.070 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:22:00.070 INFO [stderr]    --> src/main.rs:178:9
Nov 30 05:22:00.070 INFO [stderr]     |
Nov 30 05:22:00.070 INFO [stderr] 178 |         image_rgb.save(&mut bytes, image::PNG);
Nov 30 05:22:00.070 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:22:00.070 INFO [stderr]     |
Nov 30 05:22:00.070 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:22:00.070 INFO [stderr] 
Nov 30 05:22:00.086 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.14s
Nov 30 05:22:00.093 INFO [stderr] su: No module specific data is present
Nov 30 05:22:00.568 INFO running `"docker" "inspect" "b6522cc68a0fd16869c49150757d60fc27b9552dc8b2873e96541521950c6b5d"`
Nov 30 05:22:00.702 INFO running `"docker" "rm" "-f" "b6522cc68a0fd16869c49150757d60fc27b9552dc8b2873e96541521950c6b5d"`
Nov 30 05:22:00.827 INFO [stdout] b6522cc68a0fd16869c49150757d60fc27b9552dc8b2873e96541521950c6b5d