[INFO] updating cached repository x72y5e/Rust_sudoku
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/x72y5e/Rust_sudoku
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/x72y5e/Rust_sudoku" "work/ex/beta-1.38-1/sources/1.37.0/gh/x72y5e/Rust_sudoku"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/x72y5e/Rust_sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/x72y5e/Rust_sudoku" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/x72y5e/Rust_sudoku"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/x72y5e/Rust_sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 933d838c08a70f1c149281534eb1e742d55f9f77
[INFO] sha for GitHub repo x72y5e/Rust_sudoku: 933d838c08a70f1c149281534eb1e742d55f9f77
[INFO] validating manifest of x72y5e/Rust_sudoku 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 x72y5e/Rust_sudoku 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 x72y5e/Rust_sudoku
[INFO] finished frobbing x72y5e/Rust_sudoku
[INFO] frobbed toml for x72y5e/Rust_sudoku written to work/ex/beta-1.38-1/sources/1.37.0/gh/x72y5e/Rust_sudoku/Cargo.toml
[INFO] started frobbing x72y5e/Rust_sudoku
[INFO] finished frobbing x72y5e/Rust_sudoku
[INFO] frobbed toml for x72y5e/Rust_sudoku written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/x72y5e/Rust_sudoku/Cargo.toml
[INFO] crate x72y5e/Rust_sudoku 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 x72y5e/Rust_sudoku 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-5/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/x72y5e/Rust_sudoku:/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] 308094956e04bb88f8bf1ab71305efc462c79a01eaf60b7b616bfba1b7d93e6d
[INFO] running `"docker" "start" "-a" "308094956e04bb88f8bf1ab71305efc462c79a01eaf60b7b616bfba1b7d93e6d"`
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling permutohedron v0.2.4
[INFO] [stderr]    Compiling rand v0.6.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling rand_os v0.1.0
[INFO] [stderr]    Compiling ndarray-rand v0.9.0
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.23s
[INFO] running `"docker" "inspect" "308094956e04bb88f8bf1ab71305efc462c79a01eaf60b7b616bfba1b7d93e6d"`
[INFO] running `"docker" "rm" "-f" "308094956e04bb88f8bf1ab71305efc462c79a01eaf60b7b616bfba1b7d93e6d"`
[INFO] [stdout] 308094956e04bb88f8bf1ab71305efc462c79a01eaf60b7b616bfba1b7d93e6d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/x72y5e/Rust_sudoku:/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] b0b2e7296144b54df7eee0f7acd0ea84fa43e615c80979584e9fd2dd79195bb4
[INFO] running `"docker" "start" "-a" "b0b2e7296144b54df7eee0f7acd0ea84fa43e615c80979584e9fd2dd79195bb4"`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "b0b2e7296144b54df7eee0f7acd0ea84fa43e615c80979584e9fd2dd79195bb4"`
[INFO] running `"docker" "rm" "-f" "b0b2e7296144b54df7eee0f7acd0ea84fa43e615c80979584e9fd2dd79195bb4"`
[INFO] [stdout] b0b2e7296144b54df7eee0f7acd0ea84fa43e615c80979584e9fd2dd79195bb4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/x72y5e/Rust_sudoku:/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] b4322249231cb2ddcd1c9f3a7bf867c400ce6be6d37851e8f195b3c331a17988
[INFO] running `"docker" "start" "-a" "b4322249231cb2ddcd1c9f3a7bf867c400ce6be6d37851e8f195b3c331a17988"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sudoku-077fd6c7d4c068d7
[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" "b4322249231cb2ddcd1c9f3a7bf867c400ce6be6d37851e8f195b3c331a17988"`
[INFO] running `"docker" "rm" "-f" "b4322249231cb2ddcd1c9f3a7bf867c400ce6be6d37851e8f195b3c331a17988"`
[INFO] [stdout] b4322249231cb2ddcd1c9f3a7bf867c400ce6be6d37851e8f195b3c331a17988