[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e618f5b0fa2ba377aaf46b12e9f247d8272b38e
[INFO] testing bausano/algorithms-data-structures-programs against beta-2020-07-24 for beta-1.46-1
[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-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30d503f1281c2f44d8a090bf40ab09a1d0d510133c0adee09e649e2c7c028cf1
[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" "30d503f1281c2f44d8a090bf40ab09a1d0d510133c0adee09e649e2c7c028cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30d503f1281c2f44d8a090bf40ab09a1d0d510133c0adee09e649e2c7c028cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30d503f1281c2f44d8a090bf40ab09a1d0d510133c0adee09e649e2c7c028cf1", kill_on_drop: false }`
[INFO] [stdout] 30d503f1281c2f44d8a090bf40ab09a1d0d510133c0adee09e649e2c7c028cf1
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b46254a21a417d66f81a1e12ed7710503c40ad5a8ccab4c5650fea3094bc35c
[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" "6b46254a21a417d66f81a1e12ed7710503c40ad5a8ccab4c5650fea3094bc35c", 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 0.74s
[INFO] running `Command { std: "docker" "inspect" "6b46254a21a417d66f81a1e12ed7710503c40ad5a8ccab4c5650fea3094bc35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b46254a21a417d66f81a1e12ed7710503c40ad5a8ccab4c5650fea3094bc35c", kill_on_drop: false }`
[INFO] [stdout] 6b46254a21a417d66f81a1e12ed7710503c40ad5a8ccab4c5650fea3094bc35c
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1168cabe9bc53720b74715b054eef89263e834900086b5cba4beae885d3ceea
[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" "b1168cabe9bc53720b74715b054eef89263e834900086b5cba4beae885d3ceea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[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 11.54s
[INFO] running `Command { std: "docker" "inspect" "b1168cabe9bc53720b74715b054eef89263e834900086b5cba4beae885d3ceea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1168cabe9bc53720b74715b054eef89263e834900086b5cba4beae885d3ceea", kill_on_drop: false }`
[INFO] [stdout] b1168cabe9bc53720b74715b054eef89263e834900086b5cba4beae885d3ceea
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ce88bff8b16a2a524305aeb8d098fcb5fe024f7639841f1a158995dbdc1e0cb
[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" "7ce88bff8b16a2a524305aeb8d098fcb5fe024f7639841f1a158995dbdc1e0cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/algorithms_data_structures_programs-7ffed76f0786c624
[INFO] [stdout] 
[INFO] [stdout] running 52 tests
[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_002_straight_insertion::tests::it_handles_empty_array ... 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_001_binary_search::tests::it_is_generic ... 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_002_straight_insertion::tests::it_is_stable ... 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_handles_array_of_one_element ... 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_001_binary_search::tests::it_returns_index_if_element_is_present ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::it_is_stable ... 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_is_stable ... 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_002_straight_insertion::tests::it_sorts_ordered_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_example ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_001_binary_search::tests::integer_division_floors ... 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_004_shaker_sort::tests::it_sorts_ordered_array ... 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_004_shaker_sort::tests::it_is_generic ... 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_reversed_array ... 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_005_shell_sort::tests::it_sorts_example ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_node_is_not_in_graph_then_none_not_itself ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::it_sorts_ordered_array ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_nodes_equal_then_clone_one ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::returns_root_if_descendants_of_n2_and_n3 ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_second_node_equal_root_then_none ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::solves_example ... ok
[INFO] [stdout] test problems::garbage_array_duplicates::tests::it_handles_array_with_all_values_unique ... 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_handles_empty_array ... ok
[INFO] [stdout] test problems::garbage_array_duplicates::tests::it_solves_array_of_one_unique_elements ... 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 algorithms_data_structures_programs::a_003_bubble_sort::tests::it_sorts_ordered_array ... 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_handles_array_of_one_element ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::it_sorts_reversed_array ... 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_first_node_is_not_in_graph_then_none ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::it_handles_empty_array ... ok
[INFO] [stdout] test problems::closest_common_ancestor::tests::if_second_node_is_not_in_graph_then_none ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::it_is_generic ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_004_shaker_sort::tests::fuzzy_test ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_005_shell_sort::tests::fuzzy_test ... ok
[INFO] [stdout] test algorithms_data_structures_programs::a_002_straight_insertion::tests::fuzzy_test ... ok
[INFO] [stderr]    Doc-tests algorithms_data_structures_programs
[INFO] [stdout] test algorithms_data_structures_programs::a_003_bubble_sort::tests::fuzzy_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 52 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ce88bff8b16a2a524305aeb8d098fcb5fe024f7639841f1a158995dbdc1e0cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce88bff8b16a2a524305aeb8d098fcb5fe024f7639841f1a158995dbdc1e0cb", kill_on_drop: false }`
[INFO] [stdout] 7ce88bff8b16a2a524305aeb8d098fcb5fe024f7639841f1a158995dbdc1e0cb