[INFO] cloning repository https://github.com/ilikeorangutans/rust-battleship
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ilikeorangutans/rust-battleship" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filikeorangutans%2Frust-battleship", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filikeorangutans%2Frust-battleship'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f79c4628bd77f776288932ac609237460c255cc
[INFO] testing ilikeorangutans/rust-battleship against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filikeorangutans%2Frust-battleship" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilikeorangutans/rust-battleship on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ilikeorangutans/rust-battleship
[INFO] finished tweaking git repo https://github.com/ilikeorangutans/rust-battleship
[INFO] tweaked toml for git repo https://github.com/ilikeorangutans/rust-battleship written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/ilikeorangutans/rust-battleship already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa9db3c0ae18e4a432004dbaf86149977e81c058d87f3c89e0cd06fdb2b93e94
[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" "fa9db3c0ae18e4a432004dbaf86149977e81c058d87f3c89e0cd06fdb2b93e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa9db3c0ae18e4a432004dbaf86149977e81c058d87f3c89e0cd06fdb2b93e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9db3c0ae18e4a432004dbaf86149977e81c058d87f3c89e0cd06fdb2b93e94", kill_on_drop: false }`
[INFO] [stdout] fa9db3c0ae18e4a432004dbaf86149977e81c058d87f3c89e0cd06fdb2b93e94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7facbb5b4516cadcdfba57afc81acda6c387284ba3a0b72f36b9cb365ff0e3ac
[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" "7facbb5b4516cadcdfba57afc81acda6c387284ba3a0b72f36b9cb365ff0e3ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ship`
[INFO] [stdout]    --> src/main.rs:184:26
[INFO] [stdout]     |
[INFO] [stdout] 184 |                     Some(ship) => "S ",
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_ship`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "7facbb5b4516cadcdfba57afc81acda6c387284ba3a0b72f36b9cb365ff0e3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7facbb5b4516cadcdfba57afc81acda6c387284ba3a0b72f36b9cb365ff0e3ac", kill_on_drop: false }`
[INFO] [stdout] 7facbb5b4516cadcdfba57afc81acda6c387284ba3a0b72f36b9cb365ff0e3ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a996abe6a7bbf478f8c524ed009c20ef9edd5400a7d0e359f3901d5ab57d2554
[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" "a996abe6a7bbf478f8c524ed009c20ef9edd5400a7d0e359f3901d5ab57d2554", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ship`
[INFO] [stdout]    --> src/main.rs:184:26
[INFO] [stdout]     |
[INFO] [stdout] 184 |                     Some(ship) => "S ",
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_ship`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "a996abe6a7bbf478f8c524ed009c20ef9edd5400a7d0e359f3901d5ab57d2554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a996abe6a7bbf478f8c524ed009c20ef9edd5400a7d0e359f3901d5ab57d2554", kill_on_drop: false }`
[INFO] [stdout] a996abe6a7bbf478f8c524ed009c20ef9edd5400a7d0e359f3901d5ab57d2554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f265468c15258afdc56818ee5b6dc11215b47b5e7aefce87fcec054f1a428ab6
[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" "f265468c15258afdc56818ee5b6dc11215b47b5e7aefce87fcec054f1a428ab6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `ship`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/main.rs:184:26
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 184 |                     Some(ship) => "S ",
[INFO] [stdout] 
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_ship`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_battleship-a88d22999ab4d482
[INFO] running `Command { std: "docker" "inspect" "f265468c15258afdc56818ee5b6dc11215b47b5e7aefce87fcec054f1a428ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f265468c15258afdc56818ee5b6dc11215b47b5e7aefce87fcec054f1a428ab6", kill_on_drop: false }`
[INFO] [stdout] f265468c15258afdc56818ee5b6dc11215b47b5e7aefce87fcec054f1a428ab6