[INFO] updating cached repository damnever/game-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/damnever/game-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/damnever/game-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/damnever/game-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/damnever/game-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/damnever/game-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/damnever/game-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/damnever/game-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2829f9e071e105959b7a4c978b2bde0f0be40a97
[INFO] sha for GitHub repo damnever/game-rs: 2829f9e071e105959b7a4c978b2bde0f0be40a97
[INFO] validating manifest of damnever/game-rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of damnever/game-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing damnever/game-rs
[INFO] finished frobbing damnever/game-rs
[INFO] frobbed toml for damnever/game-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/damnever/game-rs/Cargo.toml
[INFO] started frobbing damnever/game-rs
[INFO] finished frobbing damnever/game-rs
[INFO] frobbed toml for damnever/game-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/damnever/game-rs/Cargo.toml
[INFO] crate damnever/game-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing damnever/game-rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/damnever/game-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 6d74dfa12d8a6171100db5efe6346ad80a463b177a30fd9454018bab27aef0cd
[INFO] running `"docker" "start" "-a" "6d74dfa12d8a6171100db5efe6346ad80a463b177a30fd9454018bab27aef0cd"`
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling game-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `moved` is never read
[INFO] [stderr]    --> src/2048/main.rs:101:21
[INFO] [stderr]     |
[INFO] [stderr] 101 |             let mut moved = false;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.54s
[INFO] running `"docker" "inspect" "6d74dfa12d8a6171100db5efe6346ad80a463b177a30fd9454018bab27aef0cd"`
[INFO] running `"docker" "rm" "-f" "6d74dfa12d8a6171100db5efe6346ad80a463b177a30fd9454018bab27aef0cd"`
[INFO] [stdout] 6d74dfa12d8a6171100db5efe6346ad80a463b177a30fd9454018bab27aef0cd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/damnever/game-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 84a7cbec0288516c8d22d4328244061e21ddf6423de1941b8024bff1270912f4
[INFO] running `"docker" "start" "-a" "84a7cbec0288516c8d22d4328244061e21ddf6423de1941b8024bff1270912f4"`
[INFO] [stderr]    Compiling game-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `moved` is never read
[INFO] [stderr]    --> src/2048/main.rs:101:21
[INFO] [stderr]     |
[INFO] [stderr] 101 |             let mut moved = false;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "84a7cbec0288516c8d22d4328244061e21ddf6423de1941b8024bff1270912f4"`
[INFO] running `"docker" "rm" "-f" "84a7cbec0288516c8d22d4328244061e21ddf6423de1941b8024bff1270912f4"`
[INFO] [stdout] 84a7cbec0288516c8d22d4328244061e21ddf6423de1941b8024bff1270912f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/damnever/game-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 38cd90a3dfa02452a7eb34789ae95f28429850cfb03471758cc31f159c96c79e
[INFO] running `"docker" "start" "-a" "38cd90a3dfa02452a7eb34789ae95f28429850cfb03471758cc31f159c96c79e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/2048-1954f3edf377bf6a
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/snake-a16e40ab1d7d2432
[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] [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" "38cd90a3dfa02452a7eb34789ae95f28429850cfb03471758cc31f159c96c79e"`
[INFO] running `"docker" "rm" "-f" "38cd90a3dfa02452a7eb34789ae95f28429850cfb03471758cc31f159c96c79e"`
[INFO] [stdout] 38cd90a3dfa02452a7eb34789ae95f28429850cfb03471758cc31f159c96c79e