[INFO] updating cached repository bupknar/speeltuin
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bupknar/speeltuin
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bupknar/speeltuin" "work/ex/beta-1.38-1/sources/1.37.0/gh/bupknar/speeltuin"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bupknar/speeltuin'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bupknar/speeltuin" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bupknar/speeltuin"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bupknar/speeltuin'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b131f9e36ec4e576541b9ffba0e91f00b90a8ce7
[INFO] sha for GitHub repo bupknar/speeltuin: b131f9e36ec4e576541b9ffba0e91f00b90a8ce7
[INFO] validating manifest of bupknar/speeltuin 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 bupknar/speeltuin 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 bupknar/speeltuin
[INFO] finished frobbing bupknar/speeltuin
[INFO] frobbed toml for bupknar/speeltuin written to work/ex/beta-1.38-1/sources/1.37.0/gh/bupknar/speeltuin/Cargo.toml
[INFO] started frobbing bupknar/speeltuin
[INFO] finished frobbing bupknar/speeltuin
[INFO] frobbed toml for bupknar/speeltuin written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bupknar/speeltuin/Cargo.toml
[INFO] crate bupknar/speeltuin 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 bupknar/speeltuin 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/bupknar/speeltuin:/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] ba230fbde263308f9211b983a49f68f77cfc43578c6b8d1f1600786b3cae7121
[INFO] running `"docker" "start" "-a" "ba230fbde263308f9211b983a49f68f77cfc43578c6b8d1f1600786b3cae7121"`
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling rand_core v0.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.22
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling rand v0.5.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling backtrace v0.3.8
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling speeltuin v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]    --> src/main.rs:116:16
[INFO] [stderr]     |
[INFO] [stderr] 116 | fn dot_pattern(conn: engine::Connection) {}
[INFO] [stderr]     |                ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/main.rs:42:23
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn decrease(self, input: impl Source<Output = bool>) -> Throttle {
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/main.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn increase(self, input: impl Source<Output = bool>) -> Throttle {
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.77s
[INFO] running `"docker" "inspect" "ba230fbde263308f9211b983a49f68f77cfc43578c6b8d1f1600786b3cae7121"`
[INFO] running `"docker" "rm" "-f" "ba230fbde263308f9211b983a49f68f77cfc43578c6b8d1f1600786b3cae7121"`
[INFO] [stdout] ba230fbde263308f9211b983a49f68f77cfc43578c6b8d1f1600786b3cae7121
[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/bupknar/speeltuin:/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] c807b678fdae510ed81e5951b3ec1c976c46f6ad83980df3502954be018403e6
[INFO] running `"docker" "start" "-a" "c807b678fdae510ed81e5951b3ec1c976c46f6ad83980df3502954be018403e6"`
[INFO] [stderr]    Compiling speeltuin v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]    --> src/main.rs:116:16
[INFO] [stderr]     |
[INFO] [stderr] 116 | fn dot_pattern(conn: engine::Connection) {}
[INFO] [stderr]     |                ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/main.rs:42:23
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn decrease(self, input: impl Source<Output = bool>) -> Throttle {
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/main.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn increase(self, input: impl Source<Output = bool>) -> Throttle {
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "c807b678fdae510ed81e5951b3ec1c976c46f6ad83980df3502954be018403e6"`
[INFO] running `"docker" "rm" "-f" "c807b678fdae510ed81e5951b3ec1c976c46f6ad83980df3502954be018403e6"`
[INFO] [stdout] c807b678fdae510ed81e5951b3ec1c976c46f6ad83980df3502954be018403e6
[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/bupknar/speeltuin:/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] 544f541a2ccca279c75fb0d021aaa352008ed29d4afe3df1e31b1f47eb8b8c21
[INFO] running `"docker" "start" "-a" "544f541a2ccca279c75fb0d021aaa352008ed29d4afe3df1e31b1f47eb8b8c21"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/speeltuin-7d18d2e12f265e1b
[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" "544f541a2ccca279c75fb0d021aaa352008ed29d4afe3df1e31b1f47eb8b8c21"`
[INFO] running `"docker" "rm" "-f" "544f541a2ccca279c75fb0d021aaa352008ed29d4afe3df1e31b1f47eb8b8c21"`
[INFO] [stdout] 544f541a2ccca279c75fb0d021aaa352008ed29d4afe3df1e31b1f47eb8b8c21