[INFO] updating cached repository trimoq/rustimageblender
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/trimoq/rustimageblender
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/trimoq/rustimageblender" "work/ex/beta-1.38-1/sources/1.37.0/gh/trimoq/rustimageblender"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/trimoq/rustimageblender'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/trimoq/rustimageblender" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/trimoq/rustimageblender"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/trimoq/rustimageblender'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 862bb7c942eac57d229782ce562f18a42bd446fa
[INFO] sha for GitHub repo trimoq/rustimageblender: 862bb7c942eac57d229782ce562f18a42bd446fa
[INFO] validating manifest of trimoq/rustimageblender 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 trimoq/rustimageblender 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 trimoq/rustimageblender
[INFO] finished frobbing trimoq/rustimageblender
[INFO] frobbed toml for trimoq/rustimageblender written to work/ex/beta-1.38-1/sources/1.37.0/gh/trimoq/rustimageblender/Cargo.toml
[INFO] started frobbing trimoq/rustimageblender
[INFO] finished frobbing trimoq/rustimageblender
[INFO] frobbed toml for trimoq/rustimageblender written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/trimoq/rustimageblender/Cargo.toml
[INFO] crate trimoq/rustimageblender 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 trimoq/rustimageblender 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/trimoq/rustimageblender:/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] 28a6463ec8f0f92746ea8fc4c3fc308e5b149f6f3227c2b9654702d93da222f6
[INFO] running `"docker" "start" "-a" "28a6463ec8f0f92746ea8fc4c3fc308e5b149f6f3227c2b9654702d93da222f6"`
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling rawblender v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |         res_r = (acc_r/cnt) as u8;
[INFO] [stderr]    |                        ^^^ expected u64, found usize
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: cannot divide `u64` by `usize`
[INFO] [stderr]   --> src/main.rs:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |         res_r = (acc_r/cnt) as u8;
[INFO] [stderr]    |                       ^ no implementation for `u64 / usize`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Div<usize>` is not implemented for `u64`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:50:24
[INFO] [stderr]    |
[INFO] [stderr] 50 |         res_g = (acc_g/cnt) as u8;
[INFO] [stderr]    |                        ^^^ expected u64, found usize
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: cannot divide `u64` by `usize`
[INFO] [stderr]   --> src/main.rs:50:23
[INFO] [stderr]    |
[INFO] [stderr] 50 |         res_g = (acc_g/cnt) as u8;
[INFO] [stderr]    |                       ^ no implementation for `u64 / usize`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Div<usize>` is not implemented for `u64`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |         res_b = (acc_b/cnt) as u8;
[INFO] [stderr]    |                        ^^^ expected u64, found usize
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: cannot divide `u64` by `usize`
[INFO] [stderr]   --> src/main.rs:51:23
[INFO] [stderr]    |
[INFO] [stderr] 51 |         res_b = (acc_b/cnt) as u8;
[INFO] [stderr]    |                       ^ no implementation for `u64 / usize`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Div<usize>` is not implemented for `u64`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0308.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `rawblender`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "28a6463ec8f0f92746ea8fc4c3fc308e5b149f6f3227c2b9654702d93da222f6"`
[INFO] running `"docker" "rm" "-f" "28a6463ec8f0f92746ea8fc4c3fc308e5b149f6f3227c2b9654702d93da222f6"`
[INFO] [stdout] 28a6463ec8f0f92746ea8fc4c3fc308e5b149f6f3227c2b9654702d93da222f6