[INFO] updating cached repository koteld/ll_images_processing
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/koteld/ll_images_processing
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/koteld/ll_images_processing" "work/ex/beta-1.38-1/sources/1.37.0/gh/koteld/ll_images_processing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/koteld/ll_images_processing'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/koteld/ll_images_processing" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koteld/ll_images_processing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koteld/ll_images_processing'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0c77ec3dda7a29bf4682275278758cd682655a85
[INFO] sha for GitHub repo koteld/ll_images_processing: 0c77ec3dda7a29bf4682275278758cd682655a85
[INFO] validating manifest of koteld/ll_images_processing on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of koteld/ll_images_processing on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing koteld/ll_images_processing
[INFO] finished frobbing koteld/ll_images_processing
[INFO] frobbed toml for koteld/ll_images_processing written to work/ex/beta-1.38-1/sources/1.37.0/gh/koteld/ll_images_processing/Cargo.toml
[INFO] started frobbing koteld/ll_images_processing
[INFO] finished frobbing koteld/ll_images_processing
[INFO] frobbed toml for koteld/ll_images_processing written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koteld/ll_images_processing/Cargo.toml
[INFO] crate koteld/ll_images_processing already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing koteld/ll_images_processing against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/koteld/ll_images_processing:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b6da745e0cde63dedf0abfb3bdf804e3bdcc2e61520c9f0b2263ba36a9b5a66c
[INFO] running `"docker" "start" "-a" "b6da745e0cde63dedf0abfb3bdf804e3bdcc2e61520c9f0b2263ba36a9b5a66c"`
[INFO] [stderr]    Compiling img_processing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let mut x: isize;
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/main.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let mut y: isize;
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "b6da745e0cde63dedf0abfb3bdf804e3bdcc2e61520c9f0b2263ba36a9b5a66c"`
[INFO] running `"docker" "rm" "-f" "b6da745e0cde63dedf0abfb3bdf804e3bdcc2e61520c9f0b2263ba36a9b5a66c"`
[INFO] [stdout] b6da745e0cde63dedf0abfb3bdf804e3bdcc2e61520c9f0b2263ba36a9b5a66c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/koteld/ll_images_processing:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] fbbdadfcdc61b670b55e09e1b12cfa84fab8b9dd49b682fe85603407a9ea9863
[INFO] running `"docker" "start" "-a" "fbbdadfcdc61b670b55e09e1b12cfa84fab8b9dd49b682fe85603407a9ea9863"`
[INFO] [stderr]    Compiling img_processing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let mut x: isize;
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/main.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let mut y: isize;
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "fbbdadfcdc61b670b55e09e1b12cfa84fab8b9dd49b682fe85603407a9ea9863"`
[INFO] running `"docker" "rm" "-f" "fbbdadfcdc61b670b55e09e1b12cfa84fab8b9dd49b682fe85603407a9ea9863"`
[INFO] [stdout] fbbdadfcdc61b670b55e09e1b12cfa84fab8b9dd49b682fe85603407a9ea9863
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/koteld/ll_images_processing:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] c306f3687ba6e1088a3c5ec738252542fa0438bbb5fb8a3ab4c223f9b932c21e
[INFO] running `"docker" "start" "-a" "c306f3687ba6e1088a3c5ec738252542fa0438bbb5fb8a3ab4c223f9b932c21e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/img_processing-78cd5af35b7302d2
[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" "c306f3687ba6e1088a3c5ec738252542fa0438bbb5fb8a3ab4c223f9b932c21e"`
[INFO] running `"docker" "rm" "-f" "c306f3687ba6e1088a3c5ec738252542fa0438bbb5fb8a3ab4c223f9b932c21e"`
[INFO] [stdout] c306f3687ba6e1088a3c5ec738252542fa0438bbb5fb8a3ab4c223f9b932c21e