[INFO] cloning repository https://github.com/georgiyglinskikh/game-2048
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/georgiyglinskikh/game-2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeorgiyglinskikh%2Fgame-2048", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeorgiyglinskikh%2Fgame-2048'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 048741d7b8d6712f3fd95cc50b180fe80dcfebdd
[INFO] testing georgiyglinskikh/game-2048 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeorgiyglinskikh%2Fgame-2048" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/georgiyglinskikh/game-2048 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/georgiyglinskikh/game-2048
[INFO] finished tweaking git repo https://github.com/georgiyglinskikh/game-2048
[INFO] tweaked toml for git repo https://github.com/georgiyglinskikh/game-2048 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/georgiyglinskikh/game-2048 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 017af80713596d82e8d2bafe797bea6d1e1f2d7395929fb20bc89e16e0a9276d
[INFO] running `Command { std: "docker" "start" "-a" "017af80713596d82e8d2bafe797bea6d1e1f2d7395929fb20bc89e16e0a9276d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "017af80713596d82e8d2bafe797bea6d1e1f2d7395929fb20bc89e16e0a9276d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "017af80713596d82e8d2bafe797bea6d1e1f2d7395929fb20bc89e16e0a9276d", kill_on_drop: false }`
[INFO] [stdout] 017af80713596d82e8d2bafe797bea6d1e1f2d7395929fb20bc89e16e0a9276d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 765bc4f3055a31e07c2cd6dc08f72eeea361727f21748bb0f8f8bca3f53671e7
[INFO] running `Command { std: "docker" "start" "-a" "765bc4f3055a31e07c2cd6dc08f72eeea361727f21748bb0f8f8bca3f53671e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling game-2048 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]   --> src/game/field/mod.rs:55:29
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn swipe(&mut self, dir: Direction) {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[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 1m 37s
[INFO] running `Command { std: "docker" "inspect" "765bc4f3055a31e07c2cd6dc08f72eeea361727f21748bb0f8f8bca3f53671e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765bc4f3055a31e07c2cd6dc08f72eeea361727f21748bb0f8f8bca3f53671e7", kill_on_drop: false }`
[INFO] [stdout] 765bc4f3055a31e07c2cd6dc08f72eeea361727f21748bb0f8f8bca3f53671e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fd25cbe93f8b87a1e1b575af460e54e076a173e176ca5b27f19bcd7faa8f196
[INFO] running `Command { std: "docker" "start" "-a" "8fd25cbe93f8b87a1e1b575af460e54e076a173e176ca5b27f19bcd7faa8f196", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling game-2048 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]   --> src/game/field/mod.rs:55:29
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn swipe(&mut self, dir: Direction) {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[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 1.55s
[INFO] running `Command { std: "docker" "inspect" "8fd25cbe93f8b87a1e1b575af460e54e076a173e176ca5b27f19bcd7faa8f196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd25cbe93f8b87a1e1b575af460e54e076a173e176ca5b27f19bcd7faa8f196", kill_on_drop: false }`
[INFO] [stdout] 8fd25cbe93f8b87a1e1b575af460e54e076a173e176ca5b27f19bcd7faa8f196
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fdcbf4713a0e158742d95701a2801a2aecacbdffb2f3c44e76144af9d2c5eb0b
[INFO] running `Command { std: "docker" "start" "-a" "fdcbf4713a0e158742d95701a2801a2aecacbdffb2f3c44e76144af9d2c5eb0b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `dir`
[INFO] [stderr]   --> src/game/field/mod.rs:55:29
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn swipe(&mut self, dir: Direction) {
[INFO] [stderr]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `game-2048` (bin "game-2048" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/game_2048-440c0b80faf4134b)
[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" "fdcbf4713a0e158742d95701a2801a2aecacbdffb2f3c44e76144af9d2c5eb0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdcbf4713a0e158742d95701a2801a2aecacbdffb2f3c44e76144af9d2c5eb0b", kill_on_drop: false }`
[INFO] [stdout] fdcbf4713a0e158742d95701a2801a2aecacbdffb2f3c44e76144af9d2c5eb0b