[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 beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] b2b6b9a0ed110bf857f1d5b9a5d795ba8e0a1d64c92e7a2a05f9bfad57f51103
[INFO] running `"docker" "start" "-a" "b2b6b9a0ed110bf857f1d5b9a5d795ba8e0a1d64c92e7a2a05f9bfad57f51103"`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling rand v0.3.18
[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 4.36s
[INFO] running `"docker" "inspect" "b2b6b9a0ed110bf857f1d5b9a5d795ba8e0a1d64c92e7a2a05f9bfad57f51103"`
[INFO] running `"docker" "rm" "-f" "b2b6b9a0ed110bf857f1d5b9a5d795ba8e0a1d64c92e7a2a05f9bfad57f51103"`
[INFO] [stdout] b2b6b9a0ed110bf857f1d5b9a5d795ba8e0a1d64c92e7a2a05f9bfad57f51103
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 28485317b093564c4e0b9c5aa0a4c3aba02ad215b972f58c0746e48e5e643d9a
[INFO] running `"docker" "start" "-a" "28485317b093564c4e0b9c5aa0a4c3aba02ad215b972f58c0746e48e5e643d9a"`
[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 0.89s
[INFO] running `"docker" "inspect" "28485317b093564c4e0b9c5aa0a4c3aba02ad215b972f58c0746e48e5e643d9a"`
[INFO] running `"docker" "rm" "-f" "28485317b093564c4e0b9c5aa0a4c3aba02ad215b972f58c0746e48e5e643d9a"`
[INFO] [stdout] 28485317b093564c4e0b9c5aa0a4c3aba02ad215b972f58c0746e48e5e643d9a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 1148e8c098e151b6424d439d81e782b40d97bf79f04542fc8a97dc3e392b4b1f
[INFO] running `"docker" "start" "-a" "1148e8c098e151b6424d439d81e782b40d97bf79f04542fc8a97dc3e392b4b1f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/img_processing-ebade8342a83e155
[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" "1148e8c098e151b6424d439d81e782b40d97bf79f04542fc8a97dc3e392b4b1f"`
[INFO] running `"docker" "rm" "-f" "1148e8c098e151b6424d439d81e782b40d97bf79f04542fc8a97dc3e392b4b1f"`
[INFO] [stdout] 1148e8c098e151b6424d439d81e782b40d97bf79f04542fc8a97dc3e392b4b1f