[INFO] updating cached repository thokjo12/fuzzy-reasoning-mamdani
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/thokjo12/fuzzy-reasoning-mamdani
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/thokjo12/fuzzy-reasoning-mamdani" "work/ex/beta-1.38-1/sources/1.37.0/gh/thokjo12/fuzzy-reasoning-mamdani"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/thokjo12/fuzzy-reasoning-mamdani'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/thokjo12/fuzzy-reasoning-mamdani" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/thokjo12/fuzzy-reasoning-mamdani"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/thokjo12/fuzzy-reasoning-mamdani'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eb181161df680e0ef40228cc9aae4d99782a19c8
[INFO] sha for GitHub repo thokjo12/fuzzy-reasoning-mamdani: eb181161df680e0ef40228cc9aae4d99782a19c8
[INFO] validating manifest of thokjo12/fuzzy-reasoning-mamdani 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 thokjo12/fuzzy-reasoning-mamdani 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 thokjo12/fuzzy-reasoning-mamdani
[INFO] finished frobbing thokjo12/fuzzy-reasoning-mamdani
[INFO] frobbed toml for thokjo12/fuzzy-reasoning-mamdani written to work/ex/beta-1.38-1/sources/1.37.0/gh/thokjo12/fuzzy-reasoning-mamdani/Cargo.toml
[INFO] started frobbing thokjo12/fuzzy-reasoning-mamdani
[INFO] finished frobbing thokjo12/fuzzy-reasoning-mamdani
[INFO] frobbed toml for thokjo12/fuzzy-reasoning-mamdani written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/thokjo12/fuzzy-reasoning-mamdani/Cargo.toml
[INFO] crate thokjo12/fuzzy-reasoning-mamdani 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 thokjo12/fuzzy-reasoning-mamdani 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/thokjo12/fuzzy-reasoning-mamdani:/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] d19f3d3fb35cf5f997d56c0257ec971e7660a1f2ce1ce3e8c8f979bd8de34447
[INFO] running `"docker" "start" "-a" "d19f3d3fb35cf5f997d56c0257ec971e7660a1f2ce1ce3e8c8f979bd8de34447"`
[INFO] [stderr]    Compiling fuzzy-reasoning v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/fuzzy_structures.rs:123:17
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let mut value: f64 = 0.0;
[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] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/fuzzy_structures.rs:151:17
[INFO] [stderr]     |
[INFO] [stderr] 151 |         let mut value: f64 = 0.0;
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `contains` is never read
[INFO] [stderr]    --> src/fuzzy_structures.rs:179:17
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let mut contains = false;
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "d19f3d3fb35cf5f997d56c0257ec971e7660a1f2ce1ce3e8c8f979bd8de34447"`
[INFO] running `"docker" "rm" "-f" "d19f3d3fb35cf5f997d56c0257ec971e7660a1f2ce1ce3e8c8f979bd8de34447"`
[INFO] [stdout] d19f3d3fb35cf5f997d56c0257ec971e7660a1f2ce1ce3e8c8f979bd8de34447
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/thokjo12/fuzzy-reasoning-mamdani:/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] e1105b207214c1fa6a39951ac89123f8e17f647cd6ff06a3342b4f3cb014b181
[INFO] running `"docker" "start" "-a" "e1105b207214c1fa6a39951ac89123f8e17f647cd6ff06a3342b4f3cb014b181"`
[INFO] [stderr]    Compiling fuzzy-reasoning v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/fuzzy_structures.rs:123:17
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let mut value: f64 = 0.0;
[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] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/fuzzy_structures.rs:151:17
[INFO] [stderr]     |
[INFO] [stderr] 151 |         let mut value: f64 = 0.0;
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `contains` is never read
[INFO] [stderr]    --> src/fuzzy_structures.rs:179:17
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let mut contains = false;
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "e1105b207214c1fa6a39951ac89123f8e17f647cd6ff06a3342b4f3cb014b181"`
[INFO] running `"docker" "rm" "-f" "e1105b207214c1fa6a39951ac89123f8e17f647cd6ff06a3342b4f3cb014b181"`
[INFO] [stdout] e1105b207214c1fa6a39951ac89123f8e17f647cd6ff06a3342b4f3cb014b181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/thokjo12/fuzzy-reasoning-mamdani:/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] 4356ea3d8370a7db0ae319bad2652c98f98822f1e70dcfbc5cc7882976c5bc6e
[INFO] running `"docker" "start" "-a" "4356ea3d8370a7db0ae319bad2652c98f98822f1e70dcfbc5cc7882976c5bc6e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fuzzy_reasoning-2e880d78464da648
[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" "4356ea3d8370a7db0ae319bad2652c98f98822f1e70dcfbc5cc7882976c5bc6e"`
[INFO] running `"docker" "rm" "-f" "4356ea3d8370a7db0ae319bad2652c98f98822f1e70dcfbc5cc7882976c5bc6e"`
[INFO] [stdout] 4356ea3d8370a7db0ae319bad2652c98f98822f1e70dcfbc5cc7882976c5bc6e