[INFO] cloning repository jotingen/rust-sudokusolver
[INFO] running `"git" "clone" "--bare" "git://github.com/jotingen/rust-sudokusolver.git" "work/cache/sources/gh/jotingen/rust-sudokusolver"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jotingen/rust-sudokusolver'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jotingen/rust-sudokusolver" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jotingen/rust-sudokusolver"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jotingen/rust-sudokusolver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jotingen/rust-sudokusolver" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jotingen/rust-sudokusolver"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jotingen/rust-sudokusolver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5655b077a8c3cc64745ed0aa130370f5dfcf9c9e
[INFO] sha for GitHub repo jotingen/rust-sudokusolver: 5655b077a8c3cc64745ed0aa130370f5dfcf9c9e
[INFO] validating manifest of jotingen/rust-sudokusolver on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jotingen/rust-sudokusolver on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jotingen/rust-sudokusolver
[INFO] finished frobbing jotingen/rust-sudokusolver
[INFO] frobbed toml for jotingen/rust-sudokusolver written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jotingen/rust-sudokusolver/Cargo.toml
[INFO] started frobbing jotingen/rust-sudokusolver
[INFO] finished frobbing jotingen/rust-sudokusolver
[INFO] frobbed toml for jotingen/rust-sudokusolver written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jotingen/rust-sudokusolver/Cargo.toml
[INFO] crate jotingen/rust-sudokusolver already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing jotingen/rust-sudokusolver against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jotingen/rust-sudokusolver:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] a9f6e82e00367bec908a45987a09cffb4bdca7292567388ed25cae70880dbb47
[INFO] running `"docker" "start" "-a" "a9f6e82e00367bec908a45987a09cffb4bdca7292567388ed25cae70880dbb47"`
[INFO] [stderr]    Compiling rust-sudokusolver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "a9f6e82e00367bec908a45987a09cffb4bdca7292567388ed25cae70880dbb47"`
[INFO] running `"docker" "rm" "-f" "a9f6e82e00367bec908a45987a09cffb4bdca7292567388ed25cae70880dbb47"`
[INFO] [stdout] a9f6e82e00367bec908a45987a09cffb4bdca7292567388ed25cae70880dbb47
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jotingen/rust-sudokusolver:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9dc1c5ba059720ecbb68955b430c94b9b0ea98113aeb3bcd81b42095a130982f
[INFO] running `"docker" "start" "-a" "9dc1c5ba059720ecbb68955b430c94b9b0ea98113aeb3bcd81b42095a130982f"`
[INFO] [stderr]    Compiling rust-sudokusolver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "9dc1c5ba059720ecbb68955b430c94b9b0ea98113aeb3bcd81b42095a130982f"`
[INFO] running `"docker" "rm" "-f" "9dc1c5ba059720ecbb68955b430c94b9b0ea98113aeb3bcd81b42095a130982f"`
[INFO] [stdout] 9dc1c5ba059720ecbb68955b430c94b9b0ea98113aeb3bcd81b42095a130982f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jotingen/rust-sudokusolver:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 6f73f4f3db7c6ecc3c5249a5bcea9d1e2085de5bed49b00c474e13802c0d5ced
[INFO] running `"docker" "start" "-a" "6f73f4f3db7c6ecc3c5249a5bcea9d1e2085de5bed49b00c474e13802c0d5ced"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_sudokusolver-ee4ba7cb92d508b5
[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" "6f73f4f3db7c6ecc3c5249a5bcea9d1e2085de5bed49b00c474e13802c0d5ced"`
[INFO] running `"docker" "rm" "-f" "6f73f4f3db7c6ecc3c5249a5bcea9d1e2085de5bed49b00c474e13802c0d5ced"`
[INFO] [stdout] 6f73f4f3db7c6ecc3c5249a5bcea9d1e2085de5bed49b00c474e13802c0d5ced