Oct 27 06:49:31.340 INFO checking chriserin/artbot against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 06:49:31.340 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-1/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 27 06:49:31.763 INFO blam! a9a19d43e231c8827383aefd6412a8b6b271e2c5c2cd6a9b9c5d25199c167343
Oct 27 06:49:31.771 INFO running `"docker" "start" "-a" "a9a19d43e231c8827383aefd6412a8b6b271e2c5c2cd6a9b9c5d25199c167343"`
Oct 27 06:49:32.851 INFO kablam! usermod: no changes
Oct 27 06:49:33.031 INFO kablam!     Checking num-bigint v0.1.39
Oct 27 06:49:34.215 INFO kablam!     Checking num-rational v0.1.38
Oct 27 06:49:35.074 INFO kablam!     Checking num v0.1.39
Oct 27 06:49:35.074 INFO kablam!     Checking image v0.13.0
Oct 27 06:49:39.895 INFO kablam!     Checking artbot v0.1.0 (/source)
Oct 27 06:49:42.947 INFO kablam! warning: unused import: `std::fs::File`
Oct 27 06:49:42.947 INFO kablam!   --> src/main.rs:14:5
Oct 27 06:49:42.947 INFO kablam!    |
Oct 27 06:49:42.947 INFO kablam! 14 | use std::fs::File;
Oct 27 06:49:42.947 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 27 06:49:42.947 INFO kablam!    |
Oct 27 06:49:42.947 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 27 06:49:42.947 INFO kablam! 
Oct 27 06:49:42.947 INFO kablam! warning: unused import: `std::path::Path`
Oct 27 06:49:42.948 INFO kablam!   --> src/main.rs:15:5
Oct 27 06:49:42.948 INFO kablam!    |
Oct 27 06:49:42.948 INFO kablam! 15 | use std::path::Path;
Oct 27 06:49:42.948 INFO kablam!    |     ^^^^^^^^^^^^^^^
Oct 27 06:49:42.948 INFO kablam! 
Oct 27 06:49:42.948 INFO kablam! warning: unused import: `iron::mime`
Oct 27 06:49:42.948 INFO kablam!    --> src/main.rs:158:13
Oct 27 06:49:42.948 INFO kablam!     |
Oct 27 06:49:42.948 INFO kablam! 158 |         use iron::mime;
Oct 27 06:49:42.948 INFO kablam!     |             ^^^^^^^^^^
Oct 27 06:49:42.948 INFO kablam! 
Oct 27 06:49:42.948 INFO kablam! warning: unused import: `iron::mime`
Oct 27 06:49:42.948 INFO kablam!    --> src/main.rs:170:13
Oct 27 06:49:42.948 INFO kablam!     |
Oct 27 06:49:42.948 INFO kablam! 170 |         use iron::mime;
Oct 27 06:49:42.948 INFO kablam!     |             ^^^^^^^^^^
Oct 27 06:49:42.948 INFO kablam! 
Oct 27 06:49:43.059 INFO kablam! warning: unused import: `std::fs::File`
Oct 27 06:49:43.059 INFO kablam!   --> src/main.rs:14:5
Oct 27 06:49:43.059 INFO kablam!    |
Oct 27 06:49:43.059 INFO kablam! 14 | use std::fs::File;
Oct 27 06:49:43.059 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 27 06:49:43.059 INFO kablam!    |
Oct 27 06:49:43.059 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 27 06:49:43.059 INFO kablam! 
Oct 27 06:49:43.059 INFO kablam! warning: unused import: `std::path::Path`
Oct 27 06:49:43.059 INFO kablam!   --> src/main.rs:15:5
Oct 27 06:49:43.059 INFO kablam!    |
Oct 27 06:49:43.059 INFO kablam! 15 | use std::path::Path;
Oct 27 06:49:43.059 INFO kablam!    |     ^^^^^^^^^^^^^^^
Oct 27 06:49:43.059 INFO kablam! 
Oct 27 06:49:43.059 INFO kablam! warning: unused import: `iron::mime`
Oct 27 06:49:43.059 INFO kablam!    --> src/main.rs:158:13
Oct 27 06:49:43.060 INFO kablam!     |
Oct 27 06:49:43.060 INFO kablam! 158 |         use iron::mime;
Oct 27 06:49:43.060 INFO kablam!     |             ^^^^^^^^^^
Oct 27 06:49:43.060 INFO kablam! 
Oct 27 06:49:43.060 INFO kablam! warning: unused import: `iron::mime`
Oct 27 06:49:43.060 INFO kablam!    --> src/main.rs:170:13
Oct 27 06:49:43.060 INFO kablam!     |
Oct 27 06:49:43.060 INFO kablam! 170 |         use iron::mime;
Oct 27 06:49:43.060 INFO kablam!     |             ^^^^^^^^^^
Oct 27 06:49:43.060 INFO kablam! 
Oct 27 06:49:43.167 INFO kablam! warning: value assigned to `r` is never read
Oct 27 06:49:43.167 INFO kablam!   --> src/main.rs:64:17
Oct 27 06:49:43.167 INFO kablam!    |
Oct 27 06:49:43.167 INFO kablam! 64 |         let mut r = 0;
Oct 27 06:49:43.167 INFO kablam!    |                 ^
Oct 27 06:49:43.167 INFO kablam!    |
Oct 27 06:49:43.167 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 27 06:49:43.167 INFO kablam! 
Oct 27 06:49:43.167 INFO kablam! warning: value assigned to `g` is never read
Oct 27 06:49:43.167 INFO kablam!   --> src/main.rs:65:17
Oct 27 06:49:43.167 INFO kablam!    |
Oct 27 06:49:43.167 INFO kablam! 65 |         let mut g = 0;
Oct 27 06:49:43.167 INFO kablam!    |                 ^
Oct 27 06:49:43.168 INFO kablam! 
Oct 27 06:49:43.168 INFO kablam! warning: value assigned to `b` is never read
Oct 27 06:49:43.168 INFO kablam!   --> src/main.rs:66:17
Oct 27 06:49:43.168 INFO kablam!    |
Oct 27 06:49:43.168 INFO kablam! 66 |         let mut b = 0;
Oct 27 06:49:43.168 INFO kablam!    |                 ^
Oct 27 06:49:43.168 INFO kablam! 
Oct 27 06:49:43.168 INFO kablam! warning: unused variable: `req`
Oct 27 06:49:43.168 INFO kablam!    --> src/main.rs:169:29
Oct 27 06:49:43.168 INFO kablam!     |
Oct 27 06:49:43.168 INFO kablam! 169 |     fn random_image_handler(req: &mut Request) -> IronResult<Response> {
Oct 27 06:49:43.168 INFO kablam!     |                             ^^^ help: consider using `_req` instead
Oct 27 06:49:43.168 INFO kablam!     |
Oct 27 06:49:43.168 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 27 06:49:43.168 INFO kablam! 
Oct 27 06:49:43.169 INFO kablam! warning: variable does not need to be mutable
Oct 27 06:49:43.169 INFO kablam!   --> src/main.rs:41:9
Oct 27 06:49:43.169 INFO kablam!    |
Oct 27 06:49:43.169 INFO kablam! 41 |     let mut x_adjust = xor_rand.gen_range(0.4, 256.0);
Oct 27 06:49:43.169 INFO kablam!    |         ----^^^^^^^^
Oct 27 06:49:43.169 INFO kablam!    |         |
Oct 27 06:49:43.169 INFO kablam!    |         help: remove this `mut`
Oct 27 06:49:43.169 INFO kablam!    |
Oct 27 06:49:43.175 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 27 06:49:43.175 INFO kablam! 
Oct 27 06:49:43.175 INFO kablam! warning: variable does not need to be mutable
Oct 27 06:49:43.175 INFO kablam!   --> src/main.rs:42:9
Oct 27 06:49:43.175 INFO kablam!    |
Oct 27 06:49:43.175 INFO kablam! 42 |     let mut y_adjust = xor_rand.gen_range(0.4, 256.0);
Oct 27 06:49:43.175 INFO kablam!    |         ----^^^^^^^^
Oct 27 06:49:43.175 INFO kablam!    |         |
Oct 27 06:49:43.176 INFO kablam!    |         help: remove this `mut`
Oct 27 06:49:43.176 INFO kablam! 
Oct 27 06:49:43.176 INFO kablam! warning: variable does not need to be mutable
Oct 27 06:49:43.176 INFO kablam!   --> src/main.rs:43:9
Oct 27 06:49:43.176 INFO kablam!    |
Oct 27 06:49:43.176 INFO kablam! 43 |     let mut color_adjust = xor_rand.gen_range(10.0, 256.0);
Oct 27 06:49:43.176 INFO kablam!    |         ----^^^^^^^^^^^^
Oct 27 06:49:43.176 INFO kablam!    |         |
Oct 27 06:49:43.176 INFO kablam!    |         help: remove this `mut`
Oct 27 06:49:43.176 INFO kablam! 
Oct 27 06:49:43.176 INFO kablam! warning: variable does not need to be mutable
Oct 27 06:49:43.176 INFO kablam!   --> src/main.rs:45:9
Oct 27 06:49:43.176 INFO kablam!    |
Oct 27 06:49:43.176 INFO kablam! 45 |     let mut julia_adjustor_x = xor_rand.gen_range(-0.6, 0.6);
Oct 27 06:49:43.176 INFO kablam!    |         ----^^^^^^^^^^^^^^^^
Oct 27 06:49:43.176 INFO kablam!    |         |
Oct 27 06:49:43.176 INFO kablam!    |         help: remove this `mut`
Oct 27 06:49:43.176 INFO kablam! 
Oct 27 06:49:43.181 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 27 06:49:43.181 INFO kablam!    --> src/main.rs:165:9
Oct 27 06:49:43.182 INFO kablam!     |
Oct 27 06:49:43.182 INFO kablam! 165 |         image_rgb.save(&mut bytes, image::PNG);
Oct 27 06:49:43.182 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 06:49:43.182 INFO kablam!     |
Oct 27 06:49:43.182 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 27 06:49:43.182 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 27 06:49:43.182 INFO kablam! 
Oct 27 06:49:43.182 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 27 06:49:43.182 INFO kablam!    --> src/main.rs:178:9
Oct 27 06:49:43.182 INFO kablam!     |
Oct 27 06:49:43.182 INFO kablam! 178 |         image_rgb.save(&mut bytes, image::PNG);
Oct 27 06:49:43.182 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 06:49:43.182 INFO kablam!     |
Oct 27 06:49:43.182 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 27 06:49:43.182 INFO kablam! 
Oct 27 06:49:43.236 INFO kablam! warning: value assigned to `r` is never read
Oct 27 06:49:43.236 INFO kablam!   --> src/main.rs:64:17
Oct 27 06:49:43.236 INFO kablam!    |
Oct 27 06:49:43.236 INFO kablam! 64 |         let mut r = 0;
Oct 27 06:49:43.236 INFO kablam!    |                 ^
Oct 27 06:49:43.236 INFO kablam!    |
Oct 27 06:49:43.236 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 27 06:49:43.236 INFO kablam! 
Oct 27 06:49:43.236 INFO kablam! warning: value assigned to `g` is never read
Oct 27 06:49:43.236 INFO kablam!   --> src/main.rs:65:17
Oct 27 06:49:43.236 INFO kablam!    |
Oct 27 06:49:43.236 INFO kablam! 65 |         let mut g = 0;
Oct 27 06:49:43.236 INFO kablam!    |                 ^
Oct 27 06:49:43.236 INFO kablam! 
Oct 27 06:49:43.236 INFO kablam! warning: value assigned to `b` is never read
Oct 27 06:49:43.236 INFO kablam!   --> src/main.rs:66:17
Oct 27 06:49:43.236 INFO kablam!    |
Oct 27 06:49:43.236 INFO kablam! 66 |         let mut b = 0;
Oct 27 06:49:43.236 INFO kablam!    |                 ^
Oct 27 06:49:43.236 INFO kablam! 
Oct 27 06:49:43.237 INFO kablam! warning: unused variable: `req`
Oct 27 06:49:43.237 INFO kablam!    --> src/main.rs:169:29
Oct 27 06:49:43.237 INFO kablam!     |
Oct 27 06:49:43.237 INFO kablam! 169 |     fn random_image_handler(req: &mut Request) -> IronResult<Response> {
Oct 27 06:49:43.237 INFO kablam!     |                             ^^^ help: consider using `_req` instead
Oct 27 06:49:43.237 INFO kablam!     |
Oct 27 06:49:43.237 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 27 06:49:43.237 INFO kablam! 
Oct 27 06:49:43.248 INFO kablam! warning: variable does not need to be mutable
Oct 27 06:49:43.248 INFO kablam!   --> src/main.rs:41:9
Oct 27 06:49:43.248 INFO kablam!    |
Oct 27 06:49:43.248 INFO kablam! 41 |     let mut x_adjust = xor_rand.gen_range(0.4, 256.0);
Oct 27 06:49:43.248 INFO kablam!    |         ----^^^^^^^^
Oct 27 06:49:43.248 INFO kablam!    |         |
Oct 27 06:49:43.248 INFO kablam!    |         help: remove this `mut`
Oct 27 06:49:43.248 INFO kablam!    |
Oct 27 06:49:43.248 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 27 06:49:43.248 INFO kablam! 
Oct 27 06:49:43.248 INFO kablam! warning: variable does not need to be mutable
Oct 27 06:49:43.248 INFO kablam!   --> src/main.rs:42:9
Oct 27 06:49:43.248 INFO kablam!    |
Oct 27 06:49:43.248 INFO kablam! 42 |     let mut y_adjust = xor_rand.gen_range(0.4, 256.0);
Oct 27 06:49:43.249 INFO kablam!    |         ----^^^^^^^^
Oct 27 06:49:43.249 INFO kablam!    |         |
Oct 27 06:49:43.249 INFO kablam!    |         help: remove this `mut`
Oct 27 06:49:43.249 INFO kablam! 
Oct 27 06:49:43.249 INFO kablam! warning: variable does not need to be mutable
Oct 27 06:49:43.249 INFO kablam!   --> src/main.rs:43:9
Oct 27 06:49:43.249 INFO kablam!    |
Oct 27 06:49:43.249 INFO kablam! 43 |     let mut color_adjust = xor_rand.gen_range(10.0, 256.0);
Oct 27 06:49:43.249 INFO kablam!    |         ----^^^^^^^^^^^^
Oct 27 06:49:43.249 INFO kablam!    |         |
Oct 27 06:49:43.249 INFO kablam!    |         help: remove this `mut`
Oct 27 06:49:43.249 INFO kablam! 
Oct 27 06:49:43.249 INFO kablam! warning: variable does not need to be mutable
Oct 27 06:49:43.249 INFO kablam!   --> src/main.rs:45:9
Oct 27 06:49:43.249 INFO kablam!    |
Oct 27 06:49:43.249 INFO kablam! 45 |     let mut julia_adjustor_x = xor_rand.gen_range(-0.6, 0.6);
Oct 27 06:49:43.249 INFO kablam!    |         ----^^^^^^^^^^^^^^^^
Oct 27 06:49:43.249 INFO kablam!    |         |
Oct 27 06:49:43.249 INFO kablam!    |         help: remove this `mut`
Oct 27 06:49:43.249 INFO kablam! 
Oct 27 06:49:43.256 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 27 06:49:43.256 INFO kablam!    --> src/main.rs:165:9
Oct 27 06:49:43.256 INFO kablam!     |
Oct 27 06:49:43.256 INFO kablam! 165 |         image_rgb.save(&mut bytes, image::PNG);
Oct 27 06:49:43.256 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 06:49:43.256 INFO kablam!     |
Oct 27 06:49:43.256 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 27 06:49:43.256 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 27 06:49:43.256 INFO kablam! 
Oct 27 06:49:43.256 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 27 06:49:43.256 INFO kablam!    --> src/main.rs:178:9
Oct 27 06:49:43.256 INFO kablam!     |
Oct 27 06:49:43.256 INFO kablam! 178 |         image_rgb.save(&mut bytes, image::PNG);
Oct 27 06:49:43.256 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 06:49:43.256 INFO kablam!     |
Oct 27 06:49:43.256 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 27 06:49:43.256 INFO kablam! 
Oct 27 06:49:43.286 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.40s
Oct 27 06:49:43.293 INFO kablam! su: No module specific data is present
Oct 27 06:49:44.398 INFO running `"docker" "rm" "-f" "a9a19d43e231c8827383aefd6412a8b6b271e2c5c2cd6a9b9c5d25199c167343"`
Oct 27 06:49:44.681 INFO blam! a9a19d43e231c8827383aefd6412a8b6b271e2c5c2cd6a9b9c5d25199c167343