[INFO] cloning repository https://github.com/DMJ16/rs-algo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DMJ16/rs-algo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDMJ16%2Frs-algo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDMJ16%2Frs-algo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c7e2bcf795e43f4dedc34de5a91303bff304430
[INFO] testing DMJ16/rs-algo against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDMJ16%2Frs-algo" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DMJ16/rs-algo on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DMJ16/rs-algo
[INFO] finished tweaking git repo https://github.com/DMJ16/rs-algo
[INFO] tweaked toml for git repo https://github.com/DMJ16/rs-algo written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/DMJ16/rs-algo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef3b0ebd3921d760abef95c3fc69a3a9e21dfb7d43c1aa6b50b84956dfff4828
[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" "ef3b0ebd3921d760abef95c3fc69a3a9e21dfb7d43c1aa6b50b84956dfff4828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef3b0ebd3921d760abef95c3fc69a3a9e21dfb7d43c1aa6b50b84956dfff4828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3b0ebd3921d760abef95c3fc69a3a9e21dfb7d43c1aa6b50b84956dfff4828", kill_on_drop: false }`
[INFO] [stdout] ef3b0ebd3921d760abef95c3fc69a3a9e21dfb7d43c1aa6b50b84956dfff4828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15edd3b91350e48f84f91edc5fb988b37e4fb689905b861d8d7bc921133fac0d
[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" "15edd3b91350e48f84f91edc5fb988b37e4fb689905b861d8d7bc921133fac0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling num v0.3.0
[INFO] [stderr]    Compiling data_struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/collections/graph.rs:153:10
[INFO] [stdout]     |
[INFO] [stdout] 153 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.62s
[INFO] running `Command { std: "docker" "inspect" "15edd3b91350e48f84f91edc5fb988b37e4fb689905b861d8d7bc921133fac0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15edd3b91350e48f84f91edc5fb988b37e4fb689905b861d8d7bc921133fac0d", kill_on_drop: false }`
[INFO] [stdout] 15edd3b91350e48f84f91edc5fb988b37e4fb689905b861d8d7bc921133fac0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", 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] 9b4d5225f2928b137e9bd7d83b74b705fc1fb3adc86ca7ab29c1de76c6849e61
[INFO] running `Command { std: "docker" "start" "-a" "9b4d5225f2928b137e9bd7d83b74b705fc1fb3adc86ca7ab29c1de76c6849e61", kill_on_drop: false }`
[INFO] [stderr]    Compiling data_struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/collections/graph.rs:153:10
[INFO] [stdout]     |
[INFO] [stdout] 153 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "9b4d5225f2928b137e9bd7d83b74b705fc1fb3adc86ca7ab29c1de76c6849e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4d5225f2928b137e9bd7d83b74b705fc1fb3adc86ca7ab29c1de76c6849e61", kill_on_drop: false }`
[INFO] [stdout] 9b4d5225f2928b137e9bd7d83b74b705fc1fb3adc86ca7ab29c1de76c6849e61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ae3895cea8642c5dd5227e3c51ee7fdee210f4df54ae40fedff6d2093bf6f3c
[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" "1ae3895cea8642c5dd5227e3c51ee7fdee210f4df54ae40fedff6d2093bf6f3c", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/collections/graph.rs:153:10
[INFO] [stderr]     |
[INFO] [stderr] 153 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `data_struct` (bin "data_struct" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/data_struct-8041fbedeb3be9ca)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test algorithms::binary_search::test::binary_search_test ... ok
[INFO] [stdout] test algorithms::bubble_sort::test::test_bubble_sort ... ok
[INFO] [stdout] test algorithms::factorial::test::factorial_recursive ... ok
[INFO] [stdout] test algorithms::fib::test::get_nth_fibonacci_expotential ... ok
[INFO] [stdout] test algorithms::fib::test::get_nth_fibonacci_iterative ... ok
[INFO] [stdout] test algorithms::heap_sort::test::heap_sort_test ... ok
[INFO] [stdout] test algorithms::kadane::test::test_kadane ... ok
[INFO] [stdout] test algorithms::levenshtein::test::levenshtein ... ok
[INFO] [stdout] test algorithms::kmp::test::kmp_test ... ok
[INFO] [stdout] test algorithms::merge_sort::test::test_merge_sort ... ok
[INFO] [stdout] test algorithms::peasant_mult::test::test_peasant_multiplication ... ok
[INFO] [stdout] test algorithms::quick_sort::test::test_quick_sort ... ok
[INFO] [stdout] test algorithms::sieve_of_e::test::get_primes ... ok
[INFO] [stdout] test collections::basic_list::test::basics ... ok
[INFO] [stdout] test collections::basic_list::test::iterator ... ok
[INFO] [stdout] test collections::basic_list::test::iter ... ok
[INFO] [stdout] test collections::basic_list::test::peek ... ok
[INFO] [stdout] test collections::basic_list::test::iter_mut ... ok
[INFO] [stdout] test collections::bst::test::dfs ... ok
[INFO] [stdout] test algorithms::shell_sort::test::test_shell_sort ... ok
[INFO] [stdout] test algorithms::factorial::test::factorial_iterative ... ok
[INFO] [stdout] test collections::bst::test::validate ... ok
[INFO] [stdout] test collections::bst::test::insert_and_find_node ... ok
[INFO] [stdout] test collections::deque::test::peek ... ok
[INFO] [stdout] test collections::doubly_linked_list::test::test_doubly_linked_list ... ok
[INFO] [stdout] test collections::unsafe_queue::test::into_iter ... ok
[INFO] [stdout] test algorithms::fib::test::get_fib_even_sum_to_n ... ok
[INFO] [stdout] test collections::persistent_list::test::basics ... ok
[INFO] [stdout] test collections::deque::test::basics ... ok
[INFO] [stdout] test collections::stack::test::basics ... ok
[INFO] [stdout] test algorithms::fib::test::get_nth_fibonacci_recursive ... ok
[INFO] [stdout] test collections::unsafe_queue::test::iter_mut ... ok
[INFO] [stdout] test collections::deque::test::into_iter ... ok
[INFO] [stdout] test collections::persistent_list::test::iter ... ok
[INFO] [stdout] test collections::unsafe_queue::test::iter ... ok
[INFO] [stdout] test collections::graph::test::test_graph ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1ae3895cea8642c5dd5227e3c51ee7fdee210f4df54ae40fedff6d2093bf6f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ae3895cea8642c5dd5227e3c51ee7fdee210f4df54ae40fedff6d2093bf6f3c", kill_on_drop: false }`
[INFO] [stdout] 1ae3895cea8642c5dd5227e3c51ee7fdee210f4df54ae40fedff6d2093bf6f3c