[INFO] cloning repository https://github.com/AvraamMavridis/rust-checkers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AvraamMavridis/rust-checkers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAvraamMavridis%2Frust-checkers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAvraamMavridis%2Frust-checkers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 442ffe2920d808eb8baac36778000ed0922d69b9
[INFO] testing AvraamMavridis/rust-checkers against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAvraamMavridis%2Frust-checkers" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AvraamMavridis/rust-checkers on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AvraamMavridis/rust-checkers
[INFO] finished tweaking git repo https://github.com/AvraamMavridis/rust-checkers
[INFO] tweaked toml for git repo https://github.com/AvraamMavridis/rust-checkers written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/AvraamMavridis/rust-checkers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.29
[INFO] [stderr]   Downloaded libc v0.2.46
[INFO] [stderr]   Downloaded js-sys v0.3.6
[INFO] [stderr]   Downloaded env_logger v0.6.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.23
[INFO] [stderr]   Downloaded web-sys v0.3.6
[INFO] [stderr]   Downloaded weedle v0.8.0
[INFO] [stderr]   Downloaded syn v0.15.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cdd61bd1d7ae78e05f04c9d0a71aef560e9c90ef72ee3a15bc3401bf6c1b04a6
[INFO] running `Command { std: "docker" "start" "-a" "cdd61bd1d7ae78e05f04c9d0a71aef560e9c90ef72ee3a15bc3401bf6c1b04a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdd61bd1d7ae78e05f04c9d0a71aef560e9c90ef72ee3a15bc3401bf6c1b04a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd61bd1d7ae78e05f04c9d0a71aef560e9c90ef72ee3a15bc3401bf6c1b04a6", kill_on_drop: false }`
[INFO] [stdout] cdd61bd1d7ae78e05f04c9d0a71aef560e9c90ef72ee3a15bc3401bf6c1b04a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98cb60ef112544e6c9ac702fef215fd297bdd060ca7178023f9843ecdb6e68f4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "98cb60ef112544e6c9ac702fef215fd297bdd060ca7178023f9843ecdb6e68f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.29
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.29
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling weedle v0.8.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.29
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.23
[INFO] [stderr]    Compiling js-sys v0.3.6
[INFO] [stderr]    Compiling web-sys v0.3.6
[INFO] [stderr]    Compiling rustycheckers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/gamecanvas.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::Clamped`
[INFO] [stdout]  --> src/gamecanvas.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use wasm_bindgen::Clamped;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `web_sys::*`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use web_sys::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `black_y_pos` is never read
[INFO] [stdout]   --> src/gameengine.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut black_y_pos = 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 `white_y_pos` is never read
[INFO] [stdout]   --> src/gameengine.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut white_y_pos = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "98cb60ef112544e6c9ac702fef215fd297bdd060ca7178023f9843ecdb6e68f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98cb60ef112544e6c9ac702fef215fd297bdd060ca7178023f9843ecdb6e68f4", kill_on_drop: false }`
[INFO] [stdout] 98cb60ef112544e6c9ac702fef215fd297bdd060ca7178023f9843ecdb6e68f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e12e05921088da5e7d3fddff870d1ef3b15b5689ad846d5e2e2e04e651745fa9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e12e05921088da5e7d3fddff870d1ef3b15b5689ad846d5e2e2e04e651745fa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustycheckers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/gamecanvas.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::Clamped`
[INFO] [stdout]  --> src/gamecanvas.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use wasm_bindgen::Clamped;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `web_sys::*`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use web_sys::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `black_y_pos` is never read
[INFO] [stdout]   --> src/gameengine.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut black_y_pos = 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 `white_y_pos` is never read
[INFO] [stdout]   --> src/gameengine.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut white_y_pos = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "e12e05921088da5e7d3fddff870d1ef3b15b5689ad846d5e2e2e04e651745fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e12e05921088da5e7d3fddff870d1ef3b15b5689ad846d5e2e2e04e651745fa9", kill_on_drop: false }`
[INFO] [stdout] e12e05921088da5e7d3fddff870d1ef3b15b5689ad846d5e2e2e04e651745fa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] caf38e9df1ab47cce5214dc718827b618478d5dc22e28173d9513902b4ddd824
[INFO] running `Command { std: "docker" "start" "-a" "caf38e9df1ab47cce5214dc718827b618478d5dc22e28173d9513902b4ddd824", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stderr]  --> src/gamecanvas.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use wasm_bindgen::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `wasm_bindgen::Clamped`
[INFO] [stderr]  --> src/gamecanvas.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use wasm_bindgen::Clamped;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `web_sys::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use web_sys::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `black_y_pos` is never read
[INFO] [stderr]   --> src/gameengine.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let mut black_y_pos = 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 `white_y_pos` is never read
[INFO] [stderr]   --> src/gameengine.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let mut white_y_pos = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustycheckers-f006add790a0e243
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test gameengine::test::it_should_initialize_the_game_board ... ok
[INFO] [stdout] test coordinate::test::it_should_calculate_the_possible_jumps_for_pieces_not_in_the_edge ... ok
[INFO] [stdout] test gameengine::test::it_should_create_new_engine_with_right_defaults ... ok
[INFO] [stdout] test coordinate::test::it_should_calculate_the_possible_jumps_for_pieces_in_the_edge ... ok
[INFO] [stdout] test coordinate::test::it_should_calculate_the_possible_moves_for_pieces_in_the_edge ... ok
[INFO] [stdout] test coordinate::test::it_should_calculate_the_possible_moves_for_pieces_in_the_edge_2 ... ok
[INFO] [stdout] test gameengine::test::it_should_move_piece ... ok
[INFO] [stdout] test coordinate::test::it_should_calculate_the_possible_moves_for_pieces_not_in_the_edge ... ok
[INFO] [stdout] test gameengine::test::it_should_panic_when_try_to_move_more_than_one ... ok
[INFO] [stdout] test gameengine::test::it_should_panic_when_try_to_move_on_other_piece ... ok
[INFO] [stdout] test gameengine::test::it_should_panic_when_try_to_move_a_piece_from_invalid_position ... ok
[INFO] [stdout] test gameengine::test::it_should_panic_when_try_to_move_crowned_piece ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "caf38e9df1ab47cce5214dc718827b618478d5dc22e28173d9513902b4ddd824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf38e9df1ab47cce5214dc718827b618478d5dc22e28173d9513902b4ddd824", kill_on_drop: false }`
[INFO] [stdout] caf38e9df1ab47cce5214dc718827b618478d5dc22e28173d9513902b4ddd824