[INFO] updating cached repository https://github.com/ilikeorangutans/rust-battleship
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0f79c4628bd77f776288932ac609237460c255cc
[INFO] testing ilikeorangutans/rust-battleship against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filikeorangutans%2Frust-battleship" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilikeorangutans/rust-battleship on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ilikeorangutans/rust-battleship already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c1ea0d89889144f1abd921431b7ecde72a0452dbd0c84c60db2692f23b2d8f86
[INFO] running `"docker" "start" "-a" "c1ea0d89889144f1abd921431b7ecde72a0452dbd0c84c60db2692f23b2d8f86"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `ship`
[INFO] [stderr]    --> src/main.rs:184:26
[INFO] [stderr]     |
[INFO] [stderr] 184 |                     Some(ship) => "S ",
[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 dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "c1ea0d89889144f1abd921431b7ecde72a0452dbd0c84c60db2692f23b2d8f86"`
[INFO] running `"docker" "rm" "-f" "c1ea0d89889144f1abd921431b7ecde72a0452dbd0c84c60db2692f23b2d8f86"`
[INFO] [stdout] c1ea0d89889144f1abd921431b7ecde72a0452dbd0c84c60db2692f23b2d8f86
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 090a6bcc2b1f5afb63d93d8069aad99fa5b4bed1defe3dcae0c4dee877288408
[INFO] running `"docker" "start" "-a" "090a6bcc2b1f5afb63d93d8069aad99fa5b4bed1defe3dcae0c4dee877288408"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust-battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `ship`
[INFO] [stderr]    --> src/main.rs:184:26
[INFO] [stderr]     |
[INFO] [stderr] 184 |                     Some(ship) => "S ",
[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 0.68s
[INFO] running `"docker" "inspect" "090a6bcc2b1f5afb63d93d8069aad99fa5b4bed1defe3dcae0c4dee877288408"`
[INFO] running `"docker" "rm" "-f" "090a6bcc2b1f5afb63d93d8069aad99fa5b4bed1defe3dcae0c4dee877288408"`
[INFO] [stdout] 090a6bcc2b1f5afb63d93d8069aad99fa5b4bed1defe3dcae0c4dee877288408
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4e160f30dac7ad363e7268b1b9a771d352610f4c6bc0d65cd2438b6e28135733
[INFO] running `"docker" "start" "-a" "4e160f30dac7ad363e7268b1b9a771d352610f4c6bc0d65cd2438b6e28135733"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `ship`
[INFO] [stderr]    --> src/main.rs:184:26
[INFO] [stderr]     |
[INFO] [stderr] 184 |                     Some(ship) => "S ",
[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 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_battleship-04fa2161944ac359
[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 `"docker" "inspect" "4e160f30dac7ad363e7268b1b9a771d352610f4c6bc0d65cd2438b6e28135733"`
[INFO] running `"docker" "rm" "-f" "4e160f30dac7ad363e7268b1b9a771d352610f4c6bc0d65cd2438b6e28135733"`
[INFO] [stdout] 4e160f30dac7ad363e7268b1b9a771d352610f4c6bc0d65cd2438b6e28135733