[INFO] updating cached repository fulviodenza/space_invaders
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fulviodenza/space_invaders
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fulviodenza/space_invaders" "work/ex/beta-1.38-1/sources/1.37.0/gh/fulviodenza/space_invaders"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/fulviodenza/space_invaders'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fulviodenza/space_invaders" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fulviodenza/space_invaders"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fulviodenza/space_invaders'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 39688d0ff4610329e760f151aeb2c500295990b4
[INFO] sha for GitHub repo fulviodenza/space_invaders: 39688d0ff4610329e760f151aeb2c500295990b4
[INFO] validating manifest of fulviodenza/space_invaders 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 fulviodenza/space_invaders 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 fulviodenza/space_invaders
[INFO] finished frobbing fulviodenza/space_invaders
[INFO] frobbed toml for fulviodenza/space_invaders written to work/ex/beta-1.38-1/sources/1.37.0/gh/fulviodenza/space_invaders/Cargo.toml
[INFO] started frobbing fulviodenza/space_invaders
[INFO] finished frobbing fulviodenza/space_invaders
[INFO] frobbed toml for fulviodenza/space_invaders written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fulviodenza/space_invaders/Cargo.toml
[INFO] crate fulviodenza/space_invaders 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing fulviodenza/space_invaders against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fulviodenza/space_invaders:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 656afb081c28f00793bf535f7931dabe3d4cef3a472bd83c56d174f81d18bab7
[INFO] running `"docker" "start" "-a" "656afb081c28f00793bf535f7931dabe3d4cef3a472bd83c56d174f81d18bab7"`
[INFO] [stderr]    Compiling cc v1.0.32
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling piston2d-graphics v0.30.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling pistoncore-input v0.24.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling wayland-client v0.21.11
[INFO] [stderr]    Compiling wayland-protocols v0.21.11
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling pistoncore-window v0.37.0
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling wayland-sys v0.21.11
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling pistoncore-event_loop v0.42.0
[INFO] [stderr]    Compiling piston v0.42.0
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stderr]    Compiling wayland-commons v0.21.11
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.59.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.5
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.54.0
[INFO] [stderr]    Compiling space_invaders v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `"docker" "inspect" "656afb081c28f00793bf535f7931dabe3d4cef3a472bd83c56d174f81d18bab7"`
[INFO] running `"docker" "rm" "-f" "656afb081c28f00793bf535f7931dabe3d4cef3a472bd83c56d174f81d18bab7"`
[INFO] [stdout] 656afb081c28f00793bf535f7931dabe3d4cef3a472bd83c56d174f81d18bab7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fulviodenza/space_invaders:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8df1617b640d0b24f21eaf9cd0d6acf0b90d51d0463468c3bcc12793451896bb
[INFO] running `"docker" "start" "-a" "8df1617b640d0b24f21eaf9cd0d6acf0b90d51d0463468c3bcc12793451896bb"`
[INFO] [stderr]    Compiling space_invaders v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `"docker" "inspect" "8df1617b640d0b24f21eaf9cd0d6acf0b90d51d0463468c3bcc12793451896bb"`
[INFO] running `"docker" "rm" "-f" "8df1617b640d0b24f21eaf9cd0d6acf0b90d51d0463468c3bcc12793451896bb"`
[INFO] [stdout] 8df1617b640d0b24f21eaf9cd0d6acf0b90d51d0463468c3bcc12793451896bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fulviodenza/space_invaders:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 39cf46c697813c457bd15056c2b38400f62f84b09dc0d9a64bdb676f0fb36b21
[INFO] running `"docker" "start" "-a" "39cf46c697813c457bd15056c2b38400f62f84b09dc0d9a64bdb676f0fb36b21"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/space_invaders-ee3aab5fe2b549ef
[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" "39cf46c697813c457bd15056c2b38400f62f84b09dc0d9a64bdb676f0fb36b21"`
[INFO] running `"docker" "rm" "-f" "39cf46c697813c457bd15056c2b38400f62f84b09dc0d9a64bdb676f0fb36b21"`
[INFO] [stdout] 39cf46c697813c457bd15056c2b38400f62f84b09dc0d9a64bdb676f0fb36b21