[INFO] fetching crate evco 0.2.1...
[INFO] testing evco-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate evco 0.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate evco 0.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evco 0.2.1
[INFO] finished tweaking crates.io crate evco 0.2.1
[INFO] tweaked toml for crates.io crate evco 0.2.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a97cccfbff29f7efc2ae7fe596bae863fdb4665a2fc471bb3f4bbf71021cbdff
[INFO] running `Command { std: "docker" "start" "-a" "a97cccfbff29f7efc2ae7fe596bae863fdb4665a2fc471bb3f4bbf71021cbdff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a97cccfbff29f7efc2ae7fe596bae863fdb4665a2fc471bb3f4bbf71021cbdff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97cccfbff29f7efc2ae7fe596bae863fdb4665a2fc471bb3f4bbf71021cbdff", kill_on_drop: false }`
[INFO] [stdout] a97cccfbff29f7efc2ae7fe596bae863fdb4665a2fc471bb3f4bbf71021cbdff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73e5c129dc09cfdc761c61221d8624eddbdd93871dea9ab95073cd4397ae9d67
[INFO] running `Command { std: "docker" "start" "-a" "73e5c129dc09cfdc761c61221d8624eddbdd93871dea9ab95073cd4397ae9d67", kill_on_drop: false }`
[INFO] [stderr]    Compiling evco v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "73e5c129dc09cfdc761c61221d8624eddbdd93871dea9ab95073cd4397ae9d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e5c129dc09cfdc761c61221d8624eddbdd93871dea9ab95073cd4397ae9d67", kill_on_drop: false }`
[INFO] [stdout] 73e5c129dc09cfdc761c61221d8624eddbdd93871dea9ab95073cd4397ae9d67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0649b32c7e2c4b2c39d304e6199e394e4d6130d2cb2e056138fd3a299aa08236
[INFO] running `Command { std: "docker" "start" "-a" "0649b32c7e2c4b2c39d304e6199e394e4d6130d2cb2e056138fd3a299aa08236", kill_on_drop: false }`
[INFO] [stderr]    Compiling evco v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> examples/snake.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | /         (cell_in_direction.x < 0 || cell_in_direction.y < 0 ||
[INFO] [stdout] 132 | |          cell_in_direction.x >= self.size.x || cell_in_direction.y >= self.size.y ||
[INFO] [stdout] 133 | |          self.snake.contains(&cell_in_direction))
[INFO] [stdout]     | |_________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 ~         cell_in_direction.x < 0 || cell_in_direction.y < 0 ||
[INFO] [stdout] 132 +          cell_in_direction.x >= self.size.x || cell_in_direction.y >= self.size.y ||
[INFO] [stdout] 133 +          self.snake.contains(&cell_in_direction)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "0649b32c7e2c4b2c39d304e6199e394e4d6130d2cb2e056138fd3a299aa08236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0649b32c7e2c4b2c39d304e6199e394e4d6130d2cb2e056138fd3a299aa08236", kill_on_drop: false }`
[INFO] [stdout] 0649b32c7e2c4b2c39d304e6199e394e4d6130d2cb2e056138fd3a299aa08236
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d2957d1a408e697c6d8adb3d0e13299e050a1390c0fc245ac2fb958c13134f3
[INFO] running `Command { std: "docker" "start" "-a" "3d2957d1a408e697c6d8adb3d0e13299e050a1390c0fc245ac2fb958c13134f3", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> examples/snake.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 | /         (cell_in_direction.x < 0 || cell_in_direction.y < 0 ||
[INFO] [stderr] 132 | |          cell_in_direction.x >= self.size.x || cell_in_direction.y >= self.size.y ||
[INFO] [stderr] 133 | |          self.snake.contains(&cell_in_direction))
[INFO] [stderr]     | |_________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 131 ~         cell_in_direction.x < 0 || cell_in_direction.y < 0 ||
[INFO] [stderr] 132 +          cell_in_direction.x >= self.size.x || cell_in_direction.y >= self.size.y ||
[INFO] [stderr] 133 +          self.snake.contains(&cell_in_direction)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `evco` (example "snake") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/evco-7599383841b890b0)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests evco
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "3d2957d1a408e697c6d8adb3d0e13299e050a1390c0fc245ac2fb958c13134f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2957d1a408e697c6d8adb3d0e13299e050a1390c0fc245ac2fb958c13134f3", kill_on_drop: false }`
[INFO] [stdout] 3d2957d1a408e697c6d8adb3d0e13299e050a1390c0fc245ac2fb958c13134f3