[INFO] cloning repository https://github.com/bausano/algorithms-data-structures-programs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bausano/algorithms-data-structures-programs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbausano%2Falgorithms-data-structures-programs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbausano%2Falgorithms-data-structures-programs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e618f5b0fa2ba377aaf46b12e9f247d8272b38e
[INFO] testing bausano/algorithms-data-structures-programs against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbausano%2Falgorithms-data-structures-programs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bausano/algorithms-data-structures-programs on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bausano/algorithms-data-structures-programs
[INFO] finished tweaking git repo https://github.com/bausano/algorithms-data-structures-programs
[INFO] tweaked toml for git repo https://github.com/bausano/algorithms-data-structures-programs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/bausano/algorithms-data-structures-programs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87c0c5c1ae3136b87cdbe2949746596e549f944a4368986ca7e5c5554f38f49a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "87c0c5c1ae3136b87cdbe2949746596e549f944a4368986ca7e5c5554f38f49a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87c0c5c1ae3136b87cdbe2949746596e549f944a4368986ca7e5c5554f38f49a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c0c5c1ae3136b87cdbe2949746596e549f944a4368986ca7e5c5554f38f49a", kill_on_drop: false }`
[INFO] [stdout] 87c0c5c1ae3136b87cdbe2949746596e549f944a4368986ca7e5c5554f38f49a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fd143d098d9598db72728a74a30e5b05da7c55acfdd14752de3d41f8dca5014
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8fd143d098d9598db72728a74a30e5b05da7c55acfdd14752de3d41f8dca5014", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms_data_structures_programs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "8fd143d098d9598db72728a74a30e5b05da7c55acfdd14752de3d41f8dca5014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd143d098d9598db72728a74a30e5b05da7c55acfdd14752de3d41f8dca5014", kill_on_drop: false }`
[INFO] [stdout] 8fd143d098d9598db72728a74a30e5b05da7c55acfdd14752de3d41f8dca5014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c773170f70a6a5dbad936759c0592bbc5231339d99e00b6dd3a9a93ac0487e78
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c773170f70a6a5dbad936759c0592bbc5231339d99e00b6dd3a9a93ac0487e78", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling algorithms_data_structures_programs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.47s
[INFO] running `Command { std: "docker" "inspect" "c773170f70a6a5dbad936759c0592bbc5231339d99e00b6dd3a9a93ac0487e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c773170f70a6a5dbad936759c0592bbc5231339d99e00b6dd3a9a93ac0487e78", kill_on_drop: false }`
[INFO] [stdout] c773170f70a6a5dbad936759c0592bbc5231339d99e00b6dd3a9a93ac0487e78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5ab0575d3dcb24ccdc1ec579eebbf57ffda8a2891432ef995ce1ca57303471b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f5ab0575d3dcb24ccdc1ec579eebbf57ffda8a2891432ef995ce1ca57303471b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/algorithms_data_structures_programs-f46001b4342db40d
[INFO] [stdout] 
[INFO] [stdout] running 52 tests
[INFO] [stdout] test algorithms_data_structures_programs::a_001_binary_search::tests::integer_division_floors ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_001_binary_search::tests::it_returns_index_if_element_is_present ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_001_binary_search::tests::it_is_generic ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_001_binary_search::tests::it_returns_none_if_element_is_not_present ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_002_straight_insertion::tests::it_is_generic ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_002_straight_insertion::tests::it_handles_empty_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_002_straight_insertion::tests::it_handles_array_of_one_element ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_002_straight_insertion::tests::it_sorts_example ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_002_straight_insertion::tests::it_is_stable ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_002_straight_insertion::tests::it_sorts_ordered_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_002_straight_insertion::tests::it_sorts_reversed_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_003_bubble_sort::tests::it_handles_array_of_one_element ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_003_bubble_sort::tests::it_is_generic ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_003_bubble_sort::tests::it_sorts_example ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::it_handles_array_of_one_element ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_003_bubble_sort::tests::it_is_stable ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::it_handles_empty_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::it_is_generic ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_003_bubble_sort::tests::it_sorts_ordered_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_003_bubble_sort::tests::it_handles_empty_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_003_bubble_sort::tests::it_sorts_reversed_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::it_sorts_reversed_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::it_handles_empty_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::it_sorts_ordered_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::it_handles_array_of_one_element ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::it_sorts_example ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::it_is_stable ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_node_is_not_in_graph_then_none_not_itself ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_node_is_not_in_graph_then_none_not_root ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::it_sorts_example ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::it_sorts_reversed_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::it_sorts_ordered_array ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::it_is_generic ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_first_node_is_not_in_graph_then_none ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_first_node_equal_root_then_none ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_nodes_equal_then_clone_one ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_second_node_equal_root_then_none ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::it_is_stable ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_002_straight_insertion::tests::fuzzy_test ... ok
[INFO] [stdout] test problems::garbage_array_duplicates::tests::it_handles_empty_array ... ok
[INFO] [stdout] test problems::garbage_array_duplicates::tests::it_handles_array_with_all_values_unique ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::fuzzy_test ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::solves_example ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_second_node_is_not_in_graph_then_none ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::returns_root_if_descendants_of_n2_and_n3 ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_003_bubble_sort::tests::fuzzy_test ... ok
[INFO] [stdout] test problems::garbage_array_duplicates::tests::it_handles_array_of_one_element ... ok
[INFO] [stdout] test problems::garbage_array_duplicates::tests::it_solves_array_in_example ... ok
[INFO] [stdout] test problems::garbage_array_duplicates::tests::it_solves_array_of_two_unique_elements ... ok
[INFO] [stdout] test problems::garbage_array_duplicates::tests::it_solves_marcos_array ... ok
[INFO] [stdout] test problems::garbage_array_duplicates::tests::it_solves_array_of_one_unique_elements ... ok
[INFO] [stderr]    Doc-tests algorithms_data_structures_programs
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::fuzzy_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 52 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f5ab0575d3dcb24ccdc1ec579eebbf57ffda8a2891432ef995ce1ca57303471b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ab0575d3dcb24ccdc1ec579eebbf57ffda8a2891432ef995ce1ca57303471b", kill_on_drop: false }`
[INFO] [stdout] f5ab0575d3dcb24ccdc1ec579eebbf57ffda8a2891432ef995ce1ca57303471b