[INFO] cloning repository https://github.com/IATOW/einstein-solver-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IATOW/einstein-solver-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIATOW%2Feinstein-solver-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIATOW%2Feinstein-solver-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc6fdf58866d25eaf3f140abf0f064000aaac4f0
[INFO] testing IATOW/einstein-solver-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIATOW%2Feinstein-solver-rust" "/workspace/builds/worker-113/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-113/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IATOW/einstein-solver-rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IATOW/einstein-solver-rust
[INFO] finished tweaking git repo https://github.com/IATOW/einstein-solver-rust
[INFO] tweaked toml for git repo https://github.com/IATOW/einstein-solver-rust written to /workspace/builds/worker-113/source/Cargo.toml
[INFO] crate git repo https://github.com/IATOW/einstein-solver-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1f74a2a6ce84e24c94de5962f9acdd7b5114d07959ea49fc175d5e2ad92f7c0
[INFO] running `Command { std: "docker" "start" "-a" "d1f74a2a6ce84e24c94de5962f9acdd7b5114d07959ea49fc175d5e2ad92f7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1f74a2a6ce84e24c94de5962f9acdd7b5114d07959ea49fc175d5e2ad92f7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1f74a2a6ce84e24c94de5962f9acdd7b5114d07959ea49fc175d5e2ad92f7c0", kill_on_drop: false }`
[INFO] [stdout] d1f74a2a6ce84e24c94de5962f9acdd7b5114d07959ea49fc175d5e2ad92f7c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfb5e87d70297b32dd0481864557fc41c265209c8e7fc189920459863d62ea1f
[INFO] running `Command { std: "docker" "start" "-a" "dfb5e87d70297b32dd0481864557fc41c265209c8e7fc189920459863d62ea1f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling einstein v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `it` is never read
[INFO] [stdout]   --> src/solvers/brute_force_solver.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut it = 0;
[INFO] [stdout]    |                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w` is never read
[INFO] [stdout]   --> src/simulator.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let mut w = 0_i32;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `einstein::board`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use einstein::board;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `brute_force_solver`
[INFO] [stdout]  --> src/main.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use einstein::solvers::{brute_force_solver};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "dfb5e87d70297b32dd0481864557fc41c265209c8e7fc189920459863d62ea1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfb5e87d70297b32dd0481864557fc41c265209c8e7fc189920459863d62ea1f", kill_on_drop: false }`
[INFO] [stdout] dfb5e87d70297b32dd0481864557fc41c265209c8e7fc189920459863d62ea1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4aaa68473b75e073d293842549da83c314c04dc42b5fc3c77dc3d05f022592d9
[INFO] running `Command { std: "docker" "start" "-a" "4aaa68473b75e073d293842549da83c314c04dc42b5fc3c77dc3d05f022592d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling einstein v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `it` is never read
[INFO] [stdout]   --> src/solvers/brute_force_solver.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut it = 0;
[INFO] [stdout]    |                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w` is never read
[INFO] [stdout]   --> src/simulator.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let mut w = 0_i32;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `einstein::board`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use einstein::board;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `brute_force_solver`
[INFO] [stdout]  --> src/main.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use einstein::solvers::{brute_force_solver};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `it` is never read
[INFO] [stdout]   --> src/solvers/brute_force_solver.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut it = 0;
[INFO] [stdout]    |                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w` is never read
[INFO] [stdout]   --> src/simulator.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let mut w = 0_i32;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "4aaa68473b75e073d293842549da83c314c04dc42b5fc3c77dc3d05f022592d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aaa68473b75e073d293842549da83c314c04dc42b5fc3c77dc3d05f022592d9", kill_on_drop: false }`
[INFO] [stdout] 4aaa68473b75e073d293842549da83c314c04dc42b5fc3c77dc3d05f022592d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ae4e7ee0448d2b704dbe38d51b7881ca100b20da4b3641d9f21b30d1d457b38
[INFO] running `Command { std: "docker" "start" "-a" "1ae4e7ee0448d2b704dbe38d51b7881ca100b20da4b3641d9f21b30d1d457b38", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `it` is never read
[INFO] [stderr]   --> src/solvers/brute_force_solver.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut it = 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 `w` is never read
[INFO] [stderr]   --> src/simulator.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |         let mut w = 0_i32;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `einstein` (lib) generated 2 warnings
[INFO] [stderr] warning: `einstein` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: unused import: `einstein::board`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use einstein::board;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `brute_force_solver`
[INFO] [stderr]  --> src/main.rs:2:25
[INFO] [stderr]   |
[INFO] [stderr] 2 | use einstein::solvers::{brute_force_solver};
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `einstein` (bin "einstein" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/einstein-c83483218a440433)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test::board_test::get ... ok
[INFO] [stdout] test test::board_test::get_blue_remain ... ok
[INFO] [stdout] test test::board_test::get_red_remain ... ok
[INFO] [stdout] test test::board_test::new ... ok
[INFO] [stdout] test test::board_test::mov ... ok
[INFO] [stdout] test test::board_test::set ... ok
[INFO] [stdout] test test::board_test::winner ... ok
[INFO] [stdout] test test::board_test::valid_move ... ok
[INFO] [stdout] test test::solvers_test::brute_force_solver2 ... ok
[INFO] [stdout] test test::solvers_test::brute_force_solver3 ... ok
[INFO] [stdout] test test::utils_test::random_layout ... ok
[INFO] [stdout] test test::simulator_test::simulate1 ... ok
[INFO] [stdout] test test::solvers_test::brute_force_solver4 ... ok
[INFO] [stdout] test test::solvers_test::brute_force_solver5 ... ok
[INFO] [stdout] test test::solvers_test::brute_force_solver1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/einstein-5658c5d12f94b322)
[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] [stderr]    Doc-tests einstein
[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" "1ae4e7ee0448d2b704dbe38d51b7881ca100b20da4b3641d9f21b30d1d457b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ae4e7ee0448d2b704dbe38d51b7881ca100b20da4b3641d9f21b30d1d457b38", kill_on_drop: false }`
[INFO] [stdout] 1ae4e7ee0448d2b704dbe38d51b7881ca100b20da4b3641d9f21b30d1d457b38