Dec 18 05:12:10.545 INFO checking TheSilvus/buddhabrot against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 05:12:10.545 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/TheSilvus/buddhabrot:/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 05:12:11.058 INFO [stdout] 6038b74bbca04bec46fd47289676e62075d3c116bc790aa2b055056bde275864
Dec 18 05:12:11.061 INFO running `"docker" "start" "-a" "6038b74bbca04bec46fd47289676e62075d3c116bc790aa2b055056bde275864"`
Dec 18 05:12:13.296 INFO [stderr]     Checking csv-core v0.1.4
Dec 18 05:12:13.302 INFO [stderr]    Compiling num-derive v0.2.3
Dec 18 05:12:13.302 INFO [stderr]     Checking simplelog v0.5.3
Dec 18 05:12:13.304 INFO [stderr]     Checking handlebars v0.32.4
Dec 18 05:12:13.312 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 18 05:12:15.245 INFO [stderr]     Checking csv v1.0.2
Dec 18 05:12:18.952 INFO [stderr]     Checking criterion v0.2.5
Dec 18 05:12:23.570 INFO [stderr]     Checking tiff v0.2.1
Dec 18 05:12:24.416 INFO [stderr]     Checking image v0.20.0
Dec 18 05:12:29.615 INFO [stderr]     Checking mandelbuddha v0.1.0 (/opt/crater/workdir)
Dec 18 05:12:30.647 INFO [stderr] warning: unused import: `std::fs::OpenOptions`
Dec 18 05:12:30.647 INFO [stderr]  --> src/main.rs:6:5
Dec 18 05:12:30.647 INFO [stderr]   |
Dec 18 05:12:30.648 INFO [stderr] 6 | use std::fs::OpenOptions;
Dec 18 05:12:30.648 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 05:12:30.648 INFO [stderr]   |
Dec 18 05:12:30.648 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:12:30.648 INFO [stderr] 
Dec 18 05:12:30.648 INFO [stderr] warning: unused import: `std::fs::OpenOptions`
Dec 18 05:12:30.648 INFO [stderr]  --> src/main.rs:6:5
Dec 18 05:12:30.648 INFO [stderr]   |
Dec 18 05:12:30.648 INFO [stderr] 6 | use std::fs::OpenOptions;
Dec 18 05:12:30.648 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 05:12:30.648 INFO [stderr]   |
Dec 18 05:12:30.648 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:12:30.648 INFO [stderr] 
Dec 18 05:12:30.837 INFO [stderr] warning: unused variable: `config`
Dec 18 05:12:30.837 INFO [stderr]    --> src/main.rs:399:10
Dec 18 05:12:30.837 INFO [stderr]     |
Dec 18 05:12:30.837 INFO [stderr] 399 | fn image(config: Config) {
Dec 18 05:12:30.837 INFO [stderr]     |          ^^^^^^ help: consider using `_config` instead
Dec 18 05:12:30.837 INFO [stderr]     |
Dec 18 05:12:30.837 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 05:12:30.837 INFO [stderr] 
Dec 18 05:12:30.869 INFO [stderr] warning: unused variable: `config`
Dec 18 05:12:30.869 INFO [stderr]    --> src/main.rs:399:10
Dec 18 05:12:30.869 INFO [stderr]     |
Dec 18 05:12:30.869 INFO [stderr] 399 | fn image(config: Config) {
Dec 18 05:12:30.869 INFO [stderr]     |          ^^^^^^ help: consider using `_config` instead
Dec 18 05:12:30.869 INFO [stderr]     |
Dec 18 05:12:30.869 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 05:12:30.869 INFO [stderr] 
Dec 18 05:12:32.256 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.45s
Dec 18 05:12:32.750 INFO running `"docker" "inspect" "6038b74bbca04bec46fd47289676e62075d3c116bc790aa2b055056bde275864"`
Dec 18 05:12:32.966 INFO running `"docker" "rm" "-f" "6038b74bbca04bec46fd47289676e62075d3c116bc790aa2b055056bde275864"`
Dec 18 05:12:33.108 INFO [stdout] 6038b74bbca04bec46fd47289676e62075d3c116bc790aa2b055056bde275864