[INFO] cloning repository https://github.com/camray/battleship-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/camray/battleship-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamray%2Fbattleship-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamray%2Fbattleship-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1130c65ccbb478b4467200a6ac9b9b3375bb6386
[INFO] testing camray/battleship-rs against master#414482f6a0d4e7290f614300581a0b55442552a3 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamray%2Fbattleship-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/camray/battleship-rs on toolchain 414482f6a0d4e7290f614300581a0b55442552a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/camray/battleship-rs
[INFO] finished tweaking git repo https://github.com/camray/battleship-rs
[INFO] tweaked toml for git repo https://github.com/camray/battleship-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/camray/battleship-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 865199ff539bd56768bb90ae148c9b525f2b1b3806752046f90f11ac22b0469d
[INFO] running `Command { std: "docker" "start" "-a" "865199ff539bd56768bb90ae148c9b525f2b1b3806752046f90f11ac22b0469d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "865199ff539bd56768bb90ae148c9b525f2b1b3806752046f90f11ac22b0469d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "865199ff539bd56768bb90ae148c9b525f2b1b3806752046f90f11ac22b0469d", kill_on_drop: false }`
[INFO] [stdout] 865199ff539bd56768bb90ae148c9b525f2b1b3806752046f90f11ac22b0469d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20b0d97c2b8054f0471d69daa4172acff6a23d5e7eee85e864ecd3eb13ca1d0b
[INFO] running `Command { std: "docker" "start" "-a" "20b0d97c2b8054f0471d69daa4172acff6a23d5e7eee85e864ecd3eb13ca1d0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/engine/field.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 |             .map(|s| s.clone())
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Ship` does not implement `Clone`, so calling `clone` on `&Ship` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 93 -             .map(|s| s.clone())
[INFO] [stdout] 93 +             .map(|s| s)
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Ship`, implement `Clone` for it
[INFO] [stdout]   --> src/engine/ship.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  + #[derive(Clone)]
[INFO] [stdout] 7  | pub struct Ship {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/engine/field.rs:108:23
[INFO] [stdout]     |
[INFO] [stdout] 108 |             .map(|s| s.clone())
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Ship` does not implement `Clone`, so calling `clone` on `&Ship` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 108 -             .map(|s| s.clone())
[INFO] [stdout] 108 +             .map(|s| s)
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Ship`, implement `Clone` for it
[INFO] [stdout]    --> src/engine/ship.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   + #[derive(Clone)]
[INFO] [stdout] 7   | pub struct Ship {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "20b0d97c2b8054f0471d69daa4172acff6a23d5e7eee85e864ecd3eb13ca1d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b0d97c2b8054f0471d69daa4172acff6a23d5e7eee85e864ecd3eb13ca1d0b", kill_on_drop: false }`
[INFO] [stdout] 20b0d97c2b8054f0471d69daa4172acff6a23d5e7eee85e864ecd3eb13ca1d0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0b68f9e4bc864192273daeedda81b7eab3e375d16b507df92291d5e3f605f91
[INFO] running `Command { std: "docker" "start" "-a" "f0b68f9e4bc864192273daeedda81b7eab3e375d16b507df92291d5e3f605f91", kill_on_drop: false }`
[INFO] [stderr]    Compiling battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/engine/field.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 |             .map(|s| s.clone())
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Ship` does not implement `Clone`, so calling `clone` on `&Ship` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 93 -             .map(|s| s.clone())
[INFO] [stdout] 93 +             .map(|s| s)
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Ship`, implement `Clone` for it
[INFO] [stdout]   --> src/engine/ship.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  + #[derive(Clone)]
[INFO] [stdout] 7  | pub struct Ship {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/engine/field.rs:108:23
[INFO] [stdout]     |
[INFO] [stdout] 108 |             .map(|s| s.clone())
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Ship` does not implement `Clone`, so calling `clone` on `&Ship` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 108 -             .map(|s| s.clone())
[INFO] [stdout] 108 +             .map(|s| s)
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Ship`, implement `Clone` for it
[INFO] [stdout]    --> src/engine/ship.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   + #[derive(Clone)]
[INFO] [stdout] 7   | pub struct Ship {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "f0b68f9e4bc864192273daeedda81b7eab3e375d16b507df92291d5e3f605f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b68f9e4bc864192273daeedda81b7eab3e375d16b507df92291d5e3f605f91", kill_on_drop: false }`
[INFO] [stdout] f0b68f9e4bc864192273daeedda81b7eab3e375d16b507df92291d5e3f605f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42e15d0b021b000bdd837023be20bfb0967cccad2d428a480d744d39f5c5c352
[INFO] running `Command { std: "docker" "start" "-a" "42e15d0b021b000bdd837023be20bfb0967cccad2d428a480d744d39f5c5c352", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/engine/field.rs:93:23
[INFO] [stderr]    |
[INFO] [stderr] 93 |             .map(|s| s.clone())
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `Ship` does not implement `Clone`, so calling `clone` on `&Ship` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr] 93 -             .map(|s| s.clone())
[INFO] [stderr] 93 +             .map(|s| s)
[INFO] [stderr]    |
[INFO] [stderr] help: if you meant to clone `Ship`, implement `Clone` for it
[INFO] [stderr]   --> src/engine/ship.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  + #[derive(Clone)]
[INFO] [stderr] 7  | pub struct Ship {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/engine/field.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |             .map(|s| s.clone())
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `Ship` does not implement `Clone`, so calling `clone` on `&Ship` copies the reference, which does not do anything and can be removed
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr] 108 -             .map(|s| s.clone())
[INFO] [stderr] 108 +             .map(|s| s)
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to clone `Ship`, implement `Clone` for it
[INFO] [stderr]    --> src/engine/ship.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   + #[derive(Clone)]
[INFO] [stderr] 7   | pub struct Ship {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `battleship` (bin "battleship" test) generated 2 warnings (run `cargo fix --bin "battleship" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/battleship-b128b3cde90bea20)
[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" "42e15d0b021b000bdd837023be20bfb0967cccad2d428a480d744d39f5c5c352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e15d0b021b000bdd837023be20bfb0967cccad2d428a480d744d39f5c5c352", kill_on_drop: false }`
[INFO] [stdout] 42e15d0b021b000bdd837023be20bfb0967cccad2d428a480d744d39f5c5c352