[INFO] updating cached repository tonygrue/santorini
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tonygrue/santorini
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tonygrue/santorini" "work/ex/beta-1.38-1/sources/1.37.0/gh/tonygrue/santorini"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tonygrue/santorini'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tonygrue/santorini" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tonygrue/santorini"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tonygrue/santorini'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 481909517b475a48e030b4807d0bea957132b898
[INFO] sha for GitHub repo tonygrue/santorini: 481909517b475a48e030b4807d0bea957132b898
[INFO] validating manifest of tonygrue/santorini 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 tonygrue/santorini 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 tonygrue/santorini
[INFO] finished frobbing tonygrue/santorini
[INFO] frobbed toml for tonygrue/santorini written to work/ex/beta-1.38-1/sources/1.37.0/gh/tonygrue/santorini/Cargo.toml
[INFO] started frobbing tonygrue/santorini
[INFO] finished frobbing tonygrue/santorini
[INFO] frobbed toml for tonygrue/santorini written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tonygrue/santorini/Cargo.toml
[INFO] crate tonygrue/santorini 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 tonygrue/santorini 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/tonygrue/santorini:/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] 5229ac5d0a6ff73a8a7bab6f2b9cdb67272fcf7f187da82297da94c67483b72f
[INFO] running `"docker" "start" "-a" "5229ac5d0a6ff73a8a7bab6f2b9cdb67272fcf7f187da82297da94c67483b72f"`
[INFO] [stderr]    Compiling santorini v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/main.rs:42:36
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn count_recursive_combos(n: u128, r: u128, levels: u128) -> u128{
[INFO] [stderr]    |                                    ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NUM_LV2`
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | const NUM_LV2: u128 = 25;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NUM_LV3`
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const NUM_LV3: u128 = 25;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NUM_DOMES`
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | const NUM_DOMES: u128 = 21;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `nCr` should have a snake case name
[INFO] [stderr]  --> src/main.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn nCr(n: u128, r: u128) -> u128 {
[INFO] [stderr]   |    ^^^ help: convert the identifier to snake case: `n_cr`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "5229ac5d0a6ff73a8a7bab6f2b9cdb67272fcf7f187da82297da94c67483b72f"`
[INFO] running `"docker" "rm" "-f" "5229ac5d0a6ff73a8a7bab6f2b9cdb67272fcf7f187da82297da94c67483b72f"`
[INFO] [stdout] 5229ac5d0a6ff73a8a7bab6f2b9cdb67272fcf7f187da82297da94c67483b72f
[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/tonygrue/santorini:/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] b7da9c543d9344b21129ca081b4f30f07fe56c0989ac8de3ae69898308d455a4
[INFO] running `"docker" "start" "-a" "b7da9c543d9344b21129ca081b4f30f07fe56c0989ac8de3ae69898308d455a4"`
[INFO] [stderr]    Compiling santorini v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/main.rs:42:36
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn count_recursive_combos(n: u128, r: u128, levels: u128) -> u128{
[INFO] [stderr]    |                                    ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NUM_LV2`
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | const NUM_LV2: u128 = 25;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NUM_LV3`
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const NUM_LV3: u128 = 25;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NUM_DOMES`
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | const NUM_DOMES: u128 = 21;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `nCr` should have a snake case name
[INFO] [stderr]  --> src/main.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn nCr(n: u128, r: u128) -> u128 {
[INFO] [stderr]   |    ^^^ help: convert the identifier to snake case: `n_cr`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "b7da9c543d9344b21129ca081b4f30f07fe56c0989ac8de3ae69898308d455a4"`
[INFO] running `"docker" "rm" "-f" "b7da9c543d9344b21129ca081b4f30f07fe56c0989ac8de3ae69898308d455a4"`
[INFO] [stdout] b7da9c543d9344b21129ca081b4f30f07fe56c0989ac8de3ae69898308d455a4
[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/tonygrue/santorini:/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] 4b396cba4b11ba90e2bfe2a0ceab57a7d27ab18c0a7098d0a18beaa0629c6931
[INFO] running `"docker" "start" "-a" "4b396cba4b11ba90e2bfe2a0ceab57a7d27ab18c0a7098d0a18beaa0629c6931"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/santorini-ff1687e4b2a4fef9
[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" "4b396cba4b11ba90e2bfe2a0ceab57a7d27ab18c0a7098d0a18beaa0629c6931"`
[INFO] running `"docker" "rm" "-f" "4b396cba4b11ba90e2bfe2a0ceab57a7d27ab18c0a7098d0a18beaa0629c6931"`
[INFO] [stdout] 4b396cba4b11ba90e2bfe2a0ceab57a7d27ab18c0a7098d0a18beaa0629c6931