[INFO] cloning repository https://github.com/swfsql/leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swfsql/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswfsql%2Fleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswfsql%2Fleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1e1acea67b2a7411b23b39d1552bd031731de99
[INFO] testing swfsql/leetcode 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%2Fswfsql%2Fleetcode" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swfsql/leetcode 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/swfsql/leetcode
[INFO] finished tweaking git repo https://github.com/swfsql/leetcode
[INFO] tweaked toml for git repo https://github.com/swfsql/leetcode written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/swfsql/leetcode 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 116133b9070150b9a5f603e0b113324de0d46bd3abac88ac0cbb0b0b72f7c1d3
[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" "116133b9070150b9a5f603e0b113324de0d46bd3abac88ac0cbb0b0b72f7c1d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "116133b9070150b9a5f603e0b113324de0d46bd3abac88ac0cbb0b0b72f7c1d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "116133b9070150b9a5f603e0b113324de0d46bd3abac88ac0cbb0b0b72f7c1d3", kill_on_drop: false }`
[INFO] [stdout] 116133b9070150b9a5f603e0b113324de0d46bd3abac88ac0cbb0b0b72f7c1d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f54d5c668f9481c1fe8a1eee32c2c72f512966f2b40f37d812c104d4575c3714
[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" "f54d5c668f9481c1fe8a1eee32c2c72f512966f2b40f37d812c104d4575c3714", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "f54d5c668f9481c1fe8a1eee32c2c72f512966f2b40f37d812c104d4575c3714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f54d5c668f9481c1fe8a1eee32c2c72f512966f2b40f37d812c104d4575c3714", kill_on_drop: false }`
[INFO] [stdout] f54d5c668f9481c1fe8a1eee32c2c72f512966f2b40f37d812c104d4575c3714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca1369e1405d282c1ac76399176eefff20ca8faf857bc970bd02b130ae5f412b
[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" "ca1369e1405d282c1ac76399176eefff20ca8faf857bc970bd02b130ae5f412b", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.42s
[INFO] running `Command { std: "docker" "inspect" "ca1369e1405d282c1ac76399176eefff20ca8faf857bc970bd02b130ae5f412b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1369e1405d282c1ac76399176eefff20ca8faf857bc970bd02b130ae5f412b", kill_on_drop: false }`
[INFO] [stdout] ca1369e1405d282c1ac76399176eefff20ca8faf857bc970bd02b130ae5f412b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ae47b84afe45bc6dc3e056d3e4b5fcd694f7348f2a4731c2af1aa9eb4894af34
[INFO] running `Command { std: "docker" "start" "-a" "ae47b84afe45bc6dc3e056d3e4b5fcd694f7348f2a4731c2af1aa9eb4894af34", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leetcode-75acc5582f895b8b
[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] [stderr]      Running /opt/rustwide/target/debug/deps/leetcode-0a873aa724ef7727
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_0010_regular_expression_matching-ae738c8ab5f93806
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test _0010_regular_expression_matching_0 ... ok
[INFO] [stdout] test _0010_regular_expression_matching_1 ... ok
[INFO] [stdout] test _0010_regular_expression_matching_2 ... ok
[INFO] [stdout] test _0010_regular_expression_matching_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_0044_wildcard_matching-d6dddf6461929c15
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test _0044_wildcard_matching_0 ... ok
[INFO] [stdout] test _0044_wildcard_matching_3 ... ok
[INFO] [stdout] test _0044_wildcard_matching_1 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_0062_unique_paths-ef24ab69c43396f2
[INFO] [stdout] test _0044_wildcard_matching_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test _0062_unique_paths_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_0070_climbing_stairs-0d849df5cd1e6fbd
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test _0070_climbing_stairs_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_0210_course_schedule_ii-4f70de10c5a5d0f2
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test _0210_course_schedule_ii_2 ... ok
[INFO] [stdout] test _0210_course_schedule_ii_3 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_0771_jewels_and_stones-894c212fff3d891d
[INFO] [stdout] test _0210_course_schedule_ii_0 ... ok
[INFO] [stdout] test _0210_course_schedule_ii_1 ... ok
[INFO] [stdout] test _0210_course_schedule_ii_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test _0771_jewels_and_stones_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_0807_max_increase_to_keep_city_skyline-7623996128661e91
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test _0807_max_increase_to_keep_city_skyline_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1108_defanging_an_ip_address-2b4bd95d28fab6a7
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test _1108_defanging_an_ip_address_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1221_split_a_string_in_balanced_strings-4a19a287c337ef8a
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test _1221_split_a_string_in_balanced_strings_0 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1281_subtract_the_product_and_sum_of_digits_of_an_integer-15b990c27ed9bc49
[INFO] [stdout] test _1221_split_a_string_in_balanced_strings_1 ... ok
[INFO] [stdout] test _1221_split_a_string_in_balanced_strings_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test _1281_subtract_the_product_and_sum_of_digits_of_an_integer_1 ... ok
[INFO] [stdout] test _1281_subtract_the_product_and_sum_of_digits_of_an_integer_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1282_group_the_people_given_the_group_size_they_belong_to-c2ba0dc44875f515
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1295_find_numbers_with_even_number_of_digits-d7f08a9bdd9b5ca8
[INFO] [stdout] test _1282_group_the_people_given_the_group_size_they_belong_to_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test _1295_find_numbers_with_even_number_of_digits_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1302_deepest_leaves_sum-4b01bc1217331a9b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1313_decompress_run_length_encoded_list-2cdeb922660bbe54
[INFO] [stdout] test _1302_deepest_leaves_sum_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1315_sum_of_nodes_with_even_valued_grandparent-3bcad6b95820df7d
[INFO] [stdout] test _1313_decompress_run_length_encoded_list_0 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1342_number_of_steps_to_reduce_a_number_to_zero-78e646947d049daf
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test _1315_sum_of_nodes_with_even_valued_grandparent_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1365_how_many_numbers_are_smaller_than_the_current_number-846075e2ffbadc87
[INFO] [stdout] test _1342_number_of_steps_to_reduce_a_number_to_zero_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1389_create_target_array_in_the_given_order-85991c35df7f146e
[INFO] [stdout] test _1365_how_many_numbers_are_smaller_than_the_current_number_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/_1409_queries_on_a_permutation_with_key-5c37d1d0efc5db99
[INFO] [stdout] test _1389_create_target_array_in_the_given_order_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test _template_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/template-cef0d49b3d05c57d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test _template_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leetcode
[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" "ae47b84afe45bc6dc3e056d3e4b5fcd694f7348f2a4731c2af1aa9eb4894af34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae47b84afe45bc6dc3e056d3e4b5fcd694f7348f2a4731c2af1aa9eb4894af34", kill_on_drop: false }`
[INFO] [stdout] ae47b84afe45bc6dc3e056d3e4b5fcd694f7348f2a4731c2af1aa9eb4894af34