[INFO] updating cached repository Gopiandcode/image-masker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Gopiandcode/image-masker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Gopiandcode/image-masker" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Gopiandcode/image-masker"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Gopiandcode/image-masker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Gopiandcode/image-masker" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Gopiandcode/image-masker"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Gopiandcode/image-masker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7a85cc6658bd21d39a2dc90307e44d8e7fac22a6
[INFO] sha for GitHub repo Gopiandcode/image-masker: 7a85cc6658bd21d39a2dc90307e44d8e7fac22a6
[INFO] validating manifest of Gopiandcode/image-masker on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Gopiandcode/image-masker on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Gopiandcode/image-masker
[INFO] finished frobbing Gopiandcode/image-masker
[INFO] frobbed toml for Gopiandcode/image-masker written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Gopiandcode/image-masker/Cargo.toml
[INFO] started frobbing Gopiandcode/image-masker
[INFO] finished frobbing Gopiandcode/image-masker
[INFO] frobbed toml for Gopiandcode/image-masker written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Gopiandcode/image-masker/Cargo.toml
[INFO] crate Gopiandcode/image-masker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Gopiandcode/image-masker against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-3/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Gopiandcode/image-masker:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] eb9d469d31aa39d9141dedf328a9f9cd07a25a5ce8b6f6917cdc99e27ac7f098
[INFO] running `"docker" "start" "-a" "eb9d469d31aa39d9141dedf328a9f9cd07a25a5ce8b6f6917cdc99e27ac7f098"`
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking image-masker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `dx` is never read
[INFO] [stderr]    --> src/main.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |     let mut dx : i32 = 0;
[INFO] [stderr]     |             ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `dy` is never read
[INFO] [stderr]    --> src/main.rs:194:13
[INFO] [stderr]     |
[INFO] [stderr] 194 |     let mut dy : i32 = 0;
[INFO] [stderr]     |             ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `dx` is never read
[INFO] [stderr]    --> src/main.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |     let mut dx : i32 = 0;
[INFO] [stderr]     |             ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `dy` is never read
[INFO] [stderr]    --> src/main.rs:194:13
[INFO] [stderr]     |
[INFO] [stderr] 194 |     let mut dy : i32 = 0;
[INFO] [stderr]     |             ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.70s
[INFO] running `"docker" "inspect" "eb9d469d31aa39d9141dedf328a9f9cd07a25a5ce8b6f6917cdc99e27ac7f098"`
[INFO] running `"docker" "rm" "-f" "eb9d469d31aa39d9141dedf328a9f9cd07a25a5ce8b6f6917cdc99e27ac7f098"`
[INFO] [stdout] eb9d469d31aa39d9141dedf328a9f9cd07a25a5ce8b6f6917cdc99e27ac7f098