[INFO] updating cached repository sirkibsirkib/ggez
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sirkibsirkib/ggez
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sirkibsirkib/ggez" "work/ex/beta-1.37-6/sources/1.36.0/gh/sirkibsirkib/ggez"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/sirkibsirkib/ggez'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sirkibsirkib/ggez" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sirkibsirkib/ggez"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sirkibsirkib/ggez'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 57c7aaaed079ef0b1b392438e7416614426e9470
[INFO] sha for GitHub repo sirkibsirkib/ggez: 57c7aaaed079ef0b1b392438e7416614426e9470
[INFO] validating manifest of sirkibsirkib/ggez on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sirkibsirkib/ggez on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sirkibsirkib/ggez
[INFO] finished frobbing sirkibsirkib/ggez
[INFO] frobbed toml for sirkibsirkib/ggez written to work/ex/beta-1.37-6/sources/1.36.0/gh/sirkibsirkib/ggez/Cargo.toml
[INFO] started frobbing sirkibsirkib/ggez
[INFO] finished frobbing sirkibsirkib/ggez
[INFO] frobbed toml for sirkibsirkib/ggez written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sirkibsirkib/ggez/Cargo.toml
[INFO] crate sirkibsirkib/ggez already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sirkibsirkib/ggez against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sirkibsirkib/ggez:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 9e5bfd4d379a4851ee56c1b14ea373531619986fb85c13d4a1844553b5b5ed17
[INFO] running `"docker" "start" "-a" "9e5bfd4d379a4851ee56c1b14ea373531619986fb85c13d4a1844553b5b5ed17"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rhythm_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut i = -30;
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/main.rs:44:11
[INFO] [stderr]    |
[INFO] [stderr] 44 |             let r = b.pos - i;
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut i = -30;
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `"docker" "inspect" "9e5bfd4d379a4851ee56c1b14ea373531619986fb85c13d4a1844553b5b5ed17"`
[INFO] running `"docker" "rm" "-f" "9e5bfd4d379a4851ee56c1b14ea373531619986fb85c13d4a1844553b5b5ed17"`
[INFO] [stdout] 9e5bfd4d379a4851ee56c1b14ea373531619986fb85c13d4a1844553b5b5ed17
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sirkibsirkib/ggez:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 596cf878ef60ad275e8fc025df1a98d8f817077d68164659553ed00fd8acb827
[INFO] running `"docker" "start" "-a" "596cf878ef60ad275e8fc025df1a98d8f817077d68164659553ed00fd8acb827"`
[INFO] [stderr]    Compiling rhythm_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut i = -30;
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/main.rs:44:11
[INFO] [stderr]    |
[INFO] [stderr] 44 |             let r = b.pos - i;
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut i = -30;
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "596cf878ef60ad275e8fc025df1a98d8f817077d68164659553ed00fd8acb827"`
[INFO] running `"docker" "rm" "-f" "596cf878ef60ad275e8fc025df1a98d8f817077d68164659553ed00fd8acb827"`
[INFO] [stdout] 596cf878ef60ad275e8fc025df1a98d8f817077d68164659553ed00fd8acb827
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/sirkibsirkib/ggez:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 5afb892c3dfea04be7e4f9240df26bf42d7a4eb70f816cf6e6eb0ddaf0535cb1
[INFO] running `"docker" "start" "-a" "5afb892c3dfea04be7e4f9240df26bf42d7a4eb70f816cf6e6eb0ddaf0535cb1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rhythm_game-4cb9dd066ac04d7a
[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" "5afb892c3dfea04be7e4f9240df26bf42d7a4eb70f816cf6e6eb0ddaf0535cb1"`
[INFO] running `"docker" "rm" "-f" "5afb892c3dfea04be7e4f9240df26bf42d7a4eb70f816cf6e6eb0ddaf0535cb1"`
[INFO] [stdout] 5afb892c3dfea04be7e4f9240df26bf42d7a4eb70f816cf6e6eb0ddaf0535cb1