[INFO] updating cached repository yakovs83/code_ninjas
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yakovs83/code_ninjas
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yakovs83/code_ninjas" "work/ex/beta-1.38-1/sources/1.37.0/gh/yakovs83/code_ninjas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/yakovs83/code_ninjas'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yakovs83/code_ninjas" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yakovs83/code_ninjas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yakovs83/code_ninjas'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b6f01d7ab6411487fc6d7b22b6af74e580617c3
[INFO] sha for GitHub repo yakovs83/code_ninjas: 5b6f01d7ab6411487fc6d7b22b6af74e580617c3
[INFO] validating manifest of yakovs83/code_ninjas 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 yakovs83/code_ninjas 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 yakovs83/code_ninjas
[INFO] finished frobbing yakovs83/code_ninjas
[INFO] frobbed toml for yakovs83/code_ninjas written to work/ex/beta-1.38-1/sources/1.37.0/gh/yakovs83/code_ninjas/Cargo.toml
[INFO] started frobbing yakovs83/code_ninjas
[INFO] finished frobbing yakovs83/code_ninjas
[INFO] frobbed toml for yakovs83/code_ninjas written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yakovs83/code_ninjas/Cargo.toml
[INFO] crate yakovs83/code_ninjas 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 yakovs83/code_ninjas against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yakovs83/code_ninjas:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] e1624d8541227414bd7a88a20e447d9fe79498b69be4d2b4085cd1a6546161f8
[INFO] running `"docker" "start" "-a" "e1624d8541227414bd7a88a20e447d9fe79498b69be4d2b4085cd1a6546161f8"`
[INFO] [stderr]    Compiling code_ninjas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `in2`
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let in2 = vec![3, 4, 5, 4];
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_in2`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `in3`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let in3 = vec![3, 4, 6, 4, 5];
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_in3`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `"docker" "inspect" "e1624d8541227414bd7a88a20e447d9fe79498b69be4d2b4085cd1a6546161f8"`
[INFO] running `"docker" "rm" "-f" "e1624d8541227414bd7a88a20e447d9fe79498b69be4d2b4085cd1a6546161f8"`
[INFO] [stdout] e1624d8541227414bd7a88a20e447d9fe79498b69be4d2b4085cd1a6546161f8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yakovs83/code_ninjas:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 91a5ed252d15f8302b94740b967806013212935401284098a5072d48e2345fda
[INFO] running `"docker" "start" "-a" "91a5ed252d15f8302b94740b967806013212935401284098a5072d48e2345fda"`
[INFO] [stderr]    Compiling code_ninjas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `in2`
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let in2 = vec![3, 4, 5, 4];
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_in2`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `in3`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let in3 = vec![3, 4, 6, 4, 5];
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_in3`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `"docker" "inspect" "91a5ed252d15f8302b94740b967806013212935401284098a5072d48e2345fda"`
[INFO] running `"docker" "rm" "-f" "91a5ed252d15f8302b94740b967806013212935401284098a5072d48e2345fda"`
[INFO] [stdout] 91a5ed252d15f8302b94740b967806013212935401284098a5072d48e2345fda
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yakovs83/code_ninjas:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 0dc8b01f760de4cf4e1729e98850f7e8514535ed45cf772a290f805d01cb29b4
[INFO] running `"docker" "start" "-a" "0dc8b01f760de4cf4e1729e98850f7e8514535ed45cf772a290f805d01cb29b4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/code_ninjas-33a802e77465b0c0
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test set1::better_view::tests::two_trees ... ok
[INFO] [stdout] test set1::better_view::tests::right_edge_two_options ... ok
[INFO] [stdout] test set1::better_view::tests::right_edge_one_option ... ok
[INFO] [stdout] test set1::better_view::tests::one_tree ... ok
[INFO] [stdout] test set1::better_view::tests::no_trees ... ok
[INFO] [stdout] test set1::netting::tests::simple_netting ... ok
[INFO] [stdout] test set1::sort_segments::tests::discontious_path ... ok
[INFO] [stdout] test set1::sort_segments::tests::empty ... ok
[INFO] [stdout] test set1::better_view::tests::middle_one_option ... ok
[INFO] [stdout] test set1::sort_segments::tests::end_loop ... ok
[INFO] [stdout] test set1::sort_segments::tests::longer_loop ... ok
[INFO] [stdout] test set1::sort_segments::tests::simple_path ... ok
[INFO] [stdout] test set1::better_view::tests::left_edge_one_option ... ok
[INFO] [stdout] test set1::sort_segments::tests::trivial_loop ... ok
[INFO] [stdout] test set1::sort_segments::tests::two_segments_one_destination ... ok
[INFO] [stdout] test set1::sort_segments::tests::two_segments_one_destination_longer ... ok
[INFO] [stdout] test set1::better_view::tests::left_edge_two_options ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/code_ninjas-2ff82a6a554c7f84
[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] [stderr]    Doc-tests code_ninjas
[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" "0dc8b01f760de4cf4e1729e98850f7e8514535ed45cf772a290f805d01cb29b4"`
[INFO] running `"docker" "rm" "-f" "0dc8b01f760de4cf4e1729e98850f7e8514535ed45cf772a290f805d01cb29b4"`
[INFO] [stdout] 0dc8b01f760de4cf4e1729e98850f7e8514535ed45cf772a290f805d01cb29b4