[INFO] updating cached repository ejmahler/SandpileFractal
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ejmahler/SandpileFractal
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ejmahler/SandpileFractal" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ejmahler/SandpileFractal"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ejmahler/SandpileFractal'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ejmahler/SandpileFractal" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ejmahler/SandpileFractal"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ejmahler/SandpileFractal'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9688de3c74c0a89c8fb331b12ad3af31579bd3a3
[INFO] sha for GitHub repo ejmahler/SandpileFractal: 9688de3c74c0a89c8fb331b12ad3af31579bd3a3
[INFO] validating manifest of ejmahler/SandpileFractal on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ejmahler/SandpileFractal on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ejmahler/SandpileFractal
[INFO] finished frobbing ejmahler/SandpileFractal
[INFO] frobbed toml for ejmahler/SandpileFractal written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ejmahler/SandpileFractal/Cargo.toml
[INFO] started frobbing ejmahler/SandpileFractal
[INFO] finished frobbing ejmahler/SandpileFractal
[INFO] frobbed toml for ejmahler/SandpileFractal written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ejmahler/SandpileFractal/Cargo.toml
[INFO] crate ejmahler/SandpileFractal already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ejmahler/SandpileFractal against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-7/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ejmahler/SandpileFractal:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f81c31bec518e60320de2e1af4e0192afb6d0cdf9d03407b79ee8e24d6c0ae44
[INFO] running `"docker" "start" "-a" "f81c31bec518e60320de2e1af4e0192afb6d0cdf9d03407b79ee8e24d6c0ae44"`
[INFO] [stderr]     Checking bincode v0.9.2
[INFO] [stderr]     Checking rayon-core v1.2.1
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]     Checking sandpile_fractal v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/compute.rs:47:20
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 current_redist += read_iter.zip(write_iter).zip(counting_iter).map(|((input_chunk, output_chunk), counting_chunk)| process_row(input_chunk, output_chunk, counting_chunk, side_length)).sum();
[INFO] [stderr]    |                                ^^ cannot infer type
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0282`.
[INFO] [stderr] error: Could not compile `sandpile_fractal`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/compute.rs:47:20
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 current_redist += read_iter.zip(write_iter).zip(counting_iter).map(|((input_chunk, output_chunk), counting_chunk)| process_row(input_chunk, output_chunk, counting_chunk, side_length)).sum();
[INFO] [stderr]    |                                ^^ cannot infer type
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0282`.
[INFO] [stderr] error: Could not compile `sandpile_fractal`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f81c31bec518e60320de2e1af4e0192afb6d0cdf9d03407b79ee8e24d6c0ae44"`
[INFO] running `"docker" "rm" "-f" "f81c31bec518e60320de2e1af4e0192afb6d0cdf9d03407b79ee8e24d6c0ae44"`
[INFO] [stdout] f81c31bec518e60320de2e1af4e0192afb6d0cdf9d03407b79ee8e24d6c0ae44