[INFO] cloning repository https://github.com/arnsa/battleship-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arnsa/battleship-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnsa%2Fbattleship-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnsa%2Fbattleship-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8fe9d02b9064669e25f6f2c1f733ec93b3830020
[INFO] building arnsa/battleship-rust against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnsa%2Fbattleship-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arnsa/battleship-rust on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arnsa/battleship-rust
[INFO] finished tweaking git repo https://github.com/arnsa/battleship-rust
[INFO] tweaked toml for git repo https://github.com/arnsa/battleship-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/arnsa/battleship-rust 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fe560594ccc73440f5170c14d0e3c307ff2b984c91d4349d2add0ac95c6fba6
[INFO] running `Command { std: "docker" "start" "-a" "0fe560594ccc73440f5170c14d0e3c307ff2b984c91d4349d2add0ac95c6fba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fe560594ccc73440f5170c14d0e3c307ff2b984c91d4349d2add0ac95c6fba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe560594ccc73440f5170c14d0e3c307ff2b984c91d4349d2add0ac95c6fba6", kill_on_drop: false }`
[INFO] [stdout] 0fe560594ccc73440f5170c14d0e3c307ff2b984c91d4349d2add0ac95c6fba6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd1ba66e37ff90480b896c956e1ea2a63faa49ea1027c04a2830d46dfcdad878
[INFO] running `Command { std: "docker" "start" "-a" "dd1ba66e37ff90480b896c956e1ea2a63faa49ea1027c04a2830d46dfcdad878", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `start_point` and `end_point` are never read
[INFO] [stdout]   --> src/ship.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Ship {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 28 |   pub start_point: ShipPoint,
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 29 |   pub end_point: ShipPoint,
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ship.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Ship {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 33 |   pub fn new(start_point: ShipPoint, size: u8, direction: &ShipDirection) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "dd1ba66e37ff90480b896c956e1ea2a63faa49ea1027c04a2830d46dfcdad878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd1ba66e37ff90480b896c956e1ea2a63faa49ea1027c04a2830d46dfcdad878", kill_on_drop: false }`
[INFO] [stdout] dd1ba66e37ff90480b896c956e1ea2a63faa49ea1027c04a2830d46dfcdad878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 312bebff551ffec78bffeae15e342dc9061d86f856c0309f209e9555ec70101c
[INFO] running `Command { std: "docker" "start" "-a" "312bebff551ffec78bffeae15e342dc9061d86f856c0309f209e9555ec70101c", kill_on_drop: false }`
[INFO] [stderr]    Compiling battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `start_point` and `end_point` are never read
[INFO] [stdout]   --> src/ship.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Ship {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 28 |   pub start_point: ShipPoint,
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 29 |   pub end_point: ShipPoint,
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ship.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Ship {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 33 |   pub fn new(start_point: ShipPoint, size: u8, direction: &ShipDirection) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "312bebff551ffec78bffeae15e342dc9061d86f856c0309f209e9555ec70101c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312bebff551ffec78bffeae15e342dc9061d86f856c0309f209e9555ec70101c", kill_on_drop: false }`
[INFO] [stdout] 312bebff551ffec78bffeae15e342dc9061d86f856c0309f209e9555ec70101c