[INFO] crate evco 0.2.1 is already in cache
[INFO] testing evco-0.2.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate evco 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate evco 0.2.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 7ae671ea5be01c719320d95f223fecfa7fe2f1f73cc0535d9b4735ffddc959bd
[INFO] running `Command { std: "docker" "start" "-a" "7ae671ea5be01c719320d95f223fecfa7fe2f1f73cc0535d9b4735ffddc959bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ae671ea5be01c719320d95f223fecfa7fe2f1f73cc0535d9b4735ffddc959bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae671ea5be01c719320d95f223fecfa7fe2f1f73cc0535d9b4735ffddc959bd", kill_on_drop: false }`
[INFO] [stdout] 7ae671ea5be01c719320d95f223fecfa7fe2f1f73cc0535d9b4735ffddc959bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c0f583de1d5c5041653ffaaf9b4c98df037cc4bca61197fdee596dbda51531d
[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" "9c0f583de1d5c5041653ffaaf9b4c98df037cc4bca61197fdee596dbda51531d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling evco v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "9c0f583de1d5c5041653ffaaf9b4c98df037cc4bca61197fdee596dbda51531d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c0f583de1d5c5041653ffaaf9b4c98df037cc4bca61197fdee596dbda51531d", kill_on_drop: false }`
[INFO] [stdout] 9c0f583de1d5c5041653ffaaf9b4c98df037cc4bca61197fdee596dbda51531d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29aea04bd5572c922f35abad20df5f9c606b64c64d11f240ed32ce28fb8d8c45
[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" "29aea04bd5572c922f35abad20df5f9c606b64c64d11f240ed32ce28fb8d8c45", 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 1.97s
[INFO] running `Command { std: "docker" "inspect" "29aea04bd5572c922f35abad20df5f9c606b64c64d11f240ed32ce28fb8d8c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29aea04bd5572c922f35abad20df5f9c606b64c64d11f240ed32ce28fb8d8c45", kill_on_drop: false }`
[INFO] [stdout] 29aea04bd5572c922f35abad20df5f9c606b64c64d11f240ed32ce28fb8d8c45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67c89c1271f845c73aba2dc3293bec0412c80b028cef276ad54bc21aab88f65e
[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" "67c89c1271f845c73aba2dc3293bec0412c80b028cef276ad54bc21aab88f65e", 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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/evco-f3c42aeb04379ed3
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests evco
[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 `Command { std: "docker" "inspect" "67c89c1271f845c73aba2dc3293bec0412c80b028cef276ad54bc21aab88f65e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67c89c1271f845c73aba2dc3293bec0412c80b028cef276ad54bc21aab88f65e", kill_on_drop: false }`
[INFO] [stdout] 67c89c1271f845c73aba2dc3293bec0412c80b028cef276ad54bc21aab88f65e