[INFO] updating cached repository cwmoo740/rust-practice
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cwmoo740/rust-practice
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cwmoo740/rust-practice" "work/ex/beta-1.38-1/sources/1.37.0/gh/cwmoo740/rust-practice"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/cwmoo740/rust-practice'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cwmoo740/rust-practice" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cwmoo740/rust-practice"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cwmoo740/rust-practice'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2019c3724eee1ed27fa2e5a97c9f0e4629111500
[INFO] sha for GitHub repo cwmoo740/rust-practice: 2019c3724eee1ed27fa2e5a97c9f0e4629111500
[INFO] validating manifest of cwmoo740/rust-practice 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 cwmoo740/rust-practice 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 cwmoo740/rust-practice
[INFO] finished frobbing cwmoo740/rust-practice
[INFO] frobbed toml for cwmoo740/rust-practice written to work/ex/beta-1.38-1/sources/1.37.0/gh/cwmoo740/rust-practice/Cargo.toml
[INFO] started frobbing cwmoo740/rust-practice
[INFO] finished frobbing cwmoo740/rust-practice
[INFO] frobbed toml for cwmoo740/rust-practice written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cwmoo740/rust-practice/Cargo.toml
[INFO] crate cwmoo740/rust-practice 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing cwmoo740/rust-practice 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-3/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/cwmoo740/rust-practice:/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] 44fe3d38a21f502eb476df322124f25b96240bb6588c4a046691b4d11bfdfc04
[INFO] running `"docker" "start" "-a" "44fe3d38a21f502eb476df322124f25b96240bb6588c4a046691b4d11bfdfc04"`
[INFO] [stderr]    Compiling rust_practice v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "44fe3d38a21f502eb476df322124f25b96240bb6588c4a046691b4d11bfdfc04"`
[INFO] running `"docker" "rm" "-f" "44fe3d38a21f502eb476df322124f25b96240bb6588c4a046691b4d11bfdfc04"`
[INFO] [stdout] 44fe3d38a21f502eb476df322124f25b96240bb6588c4a046691b4d11bfdfc04
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/cwmoo740/rust-practice:/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] 870985d69d6677d024509b2ff1d5e31fa80860cd440e688595d108447ab49603
[INFO] running `"docker" "start" "-a" "870985d69d6677d024509b2ff1d5e31fa80860cd440e688595d108447ab49603"`
[INFO] [stderr]    Compiling rust_practice v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `"docker" "inspect" "870985d69d6677d024509b2ff1d5e31fa80860cd440e688595d108447ab49603"`
[INFO] running `"docker" "rm" "-f" "870985d69d6677d024509b2ff1d5e31fa80860cd440e688595d108447ab49603"`
[INFO] [stdout] 870985d69d6677d024509b2ff1d5e31fa80860cd440e688595d108447ab49603
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/cwmoo740/rust-practice:/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] 8d4e3aa07a1f4963c942c1e8a7bec4c31c57c41c55b2596510dec96aabb7b57a
[INFO] running `"docker" "start" "-a" "8d4e3aa07a1f4963c942c1e8a7bec4c31c57c41c55b2596510dec96aabb7b57a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_practice-f9194c665f4d99de
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test cracking_coding::permutations_in_string::tests::simple_example ... ok
[INFO] [stdout] test cracking_coding::permutations_in_string::tests::test_create_pattern_hash ... ok
[INFO] [stdout] test cracking_coding::permutations_in_string::tests::zero_items ... ok
[INFO] [stdout] test cracking_coding::permutations_in_string::tests::example ... ok
[INFO] [stdout] test cracking_coding::elements_in_common::tests::test_complex ... ok
[INFO] [stdout] test merge_sort::tests::simple_case ... ok
[INFO] [stdout] test merge_sort::tests::sort_two_items ... ok
[INFO] [stdout] test merge_sort::tests::zero_items ... ok
[INFO] [stdout] test scheduling::tests::one_job ... ok
[INFO] [stdout] test scheduling::tests::real_test ... ok
[INFO] [stdout] test merge_sort::tests::merge_simple ... ok
[INFO] [stdout] test leetcode::repeated_string_match::tests::test_simple ... ok
[INFO] [stdout] test stock_picking::tests::impossible_case ... ok
[INFO] [stdout] test stock_picking::tests::simple_case ... ok
[INFO] [stdout] test stock_picking::tests::zero_stocks ... ok
[INFO] [stdout] test leetcode::repeated_string_match::tests::test_impossible ... ok
[INFO] [stdout] test cracking_coding::elements_in_common::tests::test_simple ... ok
[INFO] [stdout] test cracking_coding::elements_in_common::tests::test_zero ... ok
[INFO] [stdout] test stock_picking::tests::another_simple_case ... ok
[INFO] [stdout] test scheduling::tests::zero_jobs ... ok
[INFO] [stdout] test merge_sort::tests::sort_one_item ... ok
[INFO] [stdout] test scheduling::tests::simple_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_practice
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/leetcode/repeated_string_match.rs - leetcode::repeated_string_match::solve (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8d4e3aa07a1f4963c942c1e8a7bec4c31c57c41c55b2596510dec96aabb7b57a"`
[INFO] running `"docker" "rm" "-f" "8d4e3aa07a1f4963c942c1e8a7bec4c31c57c41c55b2596510dec96aabb7b57a"`
[INFO] [stdout] 8d4e3aa07a1f4963c942c1e8a7bec4c31c57c41c55b2596510dec96aabb7b57a