[INFO] updating cached repository https://github.com/nabeelomer/ImageBuilder
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2f6fb24e817040c619dbbb8d9754e472a8764537
[INFO] testing nabeelomer/ImageBuilder against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnabeelomer%2FImageBuilder" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nabeelomer/ImageBuilder on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nabeelomer/ImageBuilder
[INFO] finished tweaking git repo https://github.com/nabeelomer/ImageBuilder
[INFO] tweaked toml for git repo https://github.com/nabeelomer/ImageBuilder written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/nabeelomer/ImageBuilder already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 804102bbdf7c3e9d6509358d213969fa8b7ddd610d092a93bf984b375571ce9e
[INFO] running `"docker" "start" "-a" "804102bbdf7c3e9d6509358d213969fa8b7ddd610d092a93bf984b375571ce9e"`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling ordered-float v0.5.0
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling rusttype v0.3.0
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling ImageBuilder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut image = DynamicImage::new_rgba8(1920, 1080).to_rgba();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `ImageBuilder` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `image_builder`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.05s
[INFO] running `"docker" "inspect" "804102bbdf7c3e9d6509358d213969fa8b7ddd610d092a93bf984b375571ce9e"`
[INFO] running `"docker" "rm" "-f" "804102bbdf7c3e9d6509358d213969fa8b7ddd610d092a93bf984b375571ce9e"`
[INFO] [stdout] 804102bbdf7c3e9d6509358d213969fa8b7ddd610d092a93bf984b375571ce9e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3a3bfe2de5e04a2182cbab63bb37eea0d5ba79e6b8d200eaab160f9840a1837b
[INFO] running `"docker" "start" "-a" "3a3bfe2de5e04a2182cbab63bb37eea0d5ba79e6b8d200eaab160f9840a1837b"`
[INFO] [stderr]    Compiling ImageBuilder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut image = DynamicImage::new_rgba8(1920, 1080).to_rgba();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `ImageBuilder` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `image_builder`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "3a3bfe2de5e04a2182cbab63bb37eea0d5ba79e6b8d200eaab160f9840a1837b"`
[INFO] running `"docker" "rm" "-f" "3a3bfe2de5e04a2182cbab63bb37eea0d5ba79e6b8d200eaab160f9840a1837b"`
[INFO] [stdout] 3a3bfe2de5e04a2182cbab63bb37eea0d5ba79e6b8d200eaab160f9840a1837b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] fac6300ff87993ad6a1415310bca06f05d0a5c2db4aa2cfc2c71c62be74fde6a
[INFO] running `"docker" "start" "-a" "fac6300ff87993ad6a1415310bca06f05d0a5c2db4aa2cfc2c71c62be74fde6a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ImageBuilder-466230f850bfbb70
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fac6300ff87993ad6a1415310bca06f05d0a5c2db4aa2cfc2c71c62be74fde6a"`
[INFO] running `"docker" "rm" "-f" "fac6300ff87993ad6a1415310bca06f05d0a5c2db4aa2cfc2c71c62be74fde6a"`
[INFO] [stdout] fac6300ff87993ad6a1415310bca06f05d0a5c2db4aa2cfc2c71c62be74fde6a