[INFO] fetching crate leptonica-sudoku 0.1.0...
[INFO] testing leptonica-sudoku-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate leptonica-sudoku 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate leptonica-sudoku 0.1.0
[INFO] finished tweaking crates.io crate leptonica-sudoku 0.1.0
[INFO] tweaked toml for crates.io crate leptonica-sudoku 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate leptonica-sudoku 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 56 packages to latest compatible versions
[INFO] [stderr]       Adding leptonica-sys v0.2.1 (available: v0.4.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f140a66d2c8e4b492cb2a1cdda719a0f4b5a4c6c65aad6593f21494c75c12119
[INFO] running `Command { std: "docker" "start" "-a" "f140a66d2c8e4b492cb2a1cdda719a0f4b5a4c6c65aad6593f21494c75c12119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f140a66d2c8e4b492cb2a1cdda719a0f4b5a4c6c65aad6593f21494c75c12119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f140a66d2c8e4b492cb2a1cdda719a0f4b5a4c6c65aad6593f21494c75c12119", kill_on_drop: false }`
[INFO] [stdout] f140a66d2c8e4b492cb2a1cdda719a0f4b5a4c6c65aad6593f21494c75c12119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd3159ec67e93df3412f6ce03e4b70a732d03579adf7782ffcb67143076b9bd8
[INFO] running `Command { std: "docker" "start" "-a" "cd3159ec67e93df3412f6ce03e4b70a732d03579adf7782ffcb67143076b9bd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling leptonica-sys v0.2.1
[INFO] [stderr]    Compiling leptonica-sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.87s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "cd3159ec67e93df3412f6ce03e4b70a732d03579adf7782ffcb67143076b9bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd3159ec67e93df3412f6ce03e4b70a732d03579adf7782ffcb67143076b9bd8", kill_on_drop: false }`
[INFO] [stdout] cd3159ec67e93df3412f6ce03e4b70a732d03579adf7782ffcb67143076b9bd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccccf88964b92f602879d09d0a693b38221c67e749233580cd7fbb62538cb380
[INFO] running `Command { std: "docker" "start" "-a" "ccccf88964b92f602879d09d0a693b38221c67e749233580cd7fbb62538cb380", kill_on_drop: false }`
[INFO] [stderr]    Compiling leptonica-sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "ccccf88964b92f602879d09d0a693b38221c67e749233580cd7fbb62538cb380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccccf88964b92f602879d09d0a693b38221c67e749233580cd7fbb62538cb380", kill_on_drop: false }`
[INFO] [stdout] ccccf88964b92f602879d09d0a693b38221c67e749233580cd7fbb62538cb380
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2f7a36df7188581dc4cc77dc08876b19b106b748a31e724535b90585d38eeb6
[INFO] running `Command { std: "docker" "start" "-a" "f2f7a36df7188581dc4cc77dc08876b19b106b748a31e724535b90585d38eeb6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leptonica_sudoku-1434ce11659c0fb0)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr] Solved after 487 guesses
[INFO] [stderr] Solved after 127 guesses
[INFO] [stderr] Solved after 127 guesses
[INFO] [stderr] Solved after 244 guesses
[INFO] [stderr] Solved after 127 guesses
[INFO] [stderr] Solved after 280 guesses
[INFO] [stdout] test tests::solve_works ... ok
[INFO] [stderr] Trying 30 zeros
[INFO] [stdout] test tests::generate_works ... ok
[INFO] [stderr] Solved after 132 guesses
[INFO] [stderr] Solved after 132 guesses
[INFO] [stderr] Solved after 177 guesses
[INFO] [stderr] Solved after 132 guesses
[INFO] [stderr] Solved after 285 guesses
[INFO] [stderr] Solved after 128 guesses
[INFO] [stderr] Solved after 128 guesses
[INFO] [stderr] Solved after 317 guesses
[INFO] [stderr] Solved after 128 guesses
[INFO] [stderr] Solved after 389 guesses
[INFO] [stderr] Have 30 zeros
[INFO] [stderr] Final: nelems = 50
[INFO] [stderr] 0 0 3 7 8 9 0 0 6 
[INFO] [stderr] 4 0 6 0 0 0 7 8 0 
[INFO] [stderr] 7 0 9 4 5 0 1 0 3 
[INFO] [stderr] 2 3 0 8 0 7 5 0 4 
[INFO] [stderr] 0 6 4 2 0 0 8 9 7 
[INFO] [stderr] 8 0 7 5 6 0 2 0 0 
[INFO] [stderr] 3 0 2 9 7 8 6 0 0 
[INFO] [stderr] 0 4 5 0 1 0 9 7 8 
[INFO] [stderr] 9 7 0 0 4 5 0 1 2 
[INFO] [stderr] Solved after 128 guesses
[INFO] [stderr] 1 2 3 7 8 9 4 5 6 
[INFO] [stderr] 4 5 6 1 2 3 7 8 9 
[INFO] [stderr] 7 8 9 4 5 6 1 2 3 
[INFO] [stderr] 2 3 1 8 9 7 5 6 4 
[INFO] [stderr] 5 6 4 2 3 1 8 9 7 
[INFO] [stderr] 8 9 7 5 6 4 2 3 1 
[INFO] [stderr] 3 1 2 9 7 8 6 4 5 
[INFO] [stderr] 6 4 5 3 1 2 9 7 8 
[INFO] [stderr] 9 7 8 6 4 5 3 1 2 
[INFO] [stdout] test tests::new_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leptonica_sudoku
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f2f7a36df7188581dc4cc77dc08876b19b106b748a31e724535b90585d38eeb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f7a36df7188581dc4cc77dc08876b19b106b748a31e724535b90585d38eeb6", kill_on_drop: false }`
[INFO] [stdout] f2f7a36df7188581dc4cc77dc08876b19b106b748a31e724535b90585d38eeb6