[INFO] updating cached repository https://github.com/Eimovas/algorithms_rust
[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] [stderr] From https://github.com/Eimovas/algorithms_rust
[INFO] [stderr]    d50ff17..269204e  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 269204e082e8df72739f0669055947cc6efe5b39
[INFO] testing Eimovas/algorithms_rust against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEimovas%2Falgorithms_rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Eimovas/algorithms_rust on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Eimovas/algorithms_rust
[INFO] finished tweaking git repo https://github.com/Eimovas/algorithms_rust
[INFO] tweaked toml for git repo https://github.com/Eimovas/algorithms_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Eimovas/algorithms_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9971c0f3b145fb5991ca1f7208de02c0fc530d091da5625036cab340b026580
[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" "e9971c0f3b145fb5991ca1f7208de02c0fc530d091da5625036cab340b026580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9971c0f3b145fb5991ca1f7208de02c0fc530d091da5625036cab340b026580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9971c0f3b145fb5991ca1f7208de02c0fc530d091da5625036cab340b026580", kill_on_drop: false }`
[INFO] [stdout] e9971c0f3b145fb5991ca1f7208de02c0fc530d091da5625036cab340b026580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e22113323e7b72b5226b041747da75c287545c2eb34571562d0ceb2a444ec71
[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" "8e22113323e7b72b5226b041747da75c287545c2eb34571562d0ceb2a444ec71", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "8e22113323e7b72b5226b041747da75c287545c2eb34571562d0ceb2a444ec71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e22113323e7b72b5226b041747da75c287545c2eb34571562d0ceb2a444ec71", kill_on_drop: false }`
[INFO] [stdout] 8e22113323e7b72b5226b041747da75c287545c2eb34571562d0ceb2a444ec71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 760c8ad3d41b6866beec2f9a41c75c48f0f5cd5660b43ac29cf72edcc4592cb0
[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" "760c8ad3d41b6866beec2f9a41c75c48f0f5cd5660b43ac29cf72edcc4592cb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]   --> src/linked_lists/list_sum.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     use std::iter::FromIterator;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 1.45s
[INFO] running `Command { std: "docker" "inspect" "760c8ad3d41b6866beec2f9a41c75c48f0f5cd5660b43ac29cf72edcc4592cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760c8ad3d41b6866beec2f9a41c75c48f0f5cd5660b43ac29cf72edcc4592cb0", kill_on_drop: false }`
[INFO] [stdout] 760c8ad3d41b6866beec2f9a41c75c48f0f5cd5660b43ac29cf72edcc4592cb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d7584dd80ed35fcb224532b084ca2c229b0dd113ba78b53355b69b74ebb4326
[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" "9d7584dd80ed35fcb224532b084ca2c229b0dd113ba78b53355b69b74ebb4326", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::iter::FromIterator`
[INFO] [stderr]   --> src/linked_lists/list_sum.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     use std::iter::FromIterator;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/algorithms-260a1b62110f8447
[INFO] [stdout] running 30 tests
[INFO] [stdout] test array_string::encoding::tests::given_string_when_casing_mixed_then_return_encoded ... ok
[INFO] [stdout] test array_string::encoding::tests::given_string_when_empty_then_return_empty ... ok
[INFO] [stdout] test array_string::one_edit_away::tests::given_strings_when_one_replace_apart_then_true ... ok
[INFO] [stdout] test array_string::one_edit_away::tests::given_strings_when_one_insert_at_start_apart_then_true ... ok
[INFO] [stdout] test array_string::one_edit_away::tests::given_strings_when_two_edits_apart_then_false ... ok
[INFO] [stdout] test array_string::string_rotation::tests::given_strings_when_not_valid_rotation_then_return_false ... ok
[INFO] [stdout] test array_string::zero_matrix::tests::given_matrix_when_all_non_zeroes_then_return_valid ... ok
[INFO] [stdout] test array_string::string_rotation::tests::given_strings_when_valid_rotation_then_return_true ... ok
[INFO] [stdout] test array_string::zero_matrix::tests::given_matrix_when_m_equals_n_then_return_valid ... ok
[INFO] [stdout] test array_string::zero_matrix::tests::given_matrix_when_m_gt_n_then_return_valid ... ok
[INFO] [stdout] test array_string::zero_matrix::tests::given_matrix_when_multiple_zeroes_in_same_row_then_return_valid ... ok
[INFO] [stdout] test array_string::zero_matrix::tests::given_matrix_when_multiple_zeroes_then_return_valid ... ok
[INFO] [stdout] test array_string::zero_matrix::tests::given_matrix_when_n_gt_m_then_return_valid ... ok
[INFO] [stdout] test linked_lists::kth_last::tests::given_list_when_empty_then_none ... ok
[INFO] [stdout] test linked_lists::kth_last::tests::given_list_when_k_equals_list_length_then_return_head ... ok
[INFO] [stdout] test linked_lists::kth_last::tests::given_list_when_k_greater_than_length_then_none ... ok
[INFO] [stdout] test linked_lists::list_sum::tests::given_lists_when_second_is_empty_then_return_valid ... ok
[INFO] [stdout] test linked_lists::list_sum::tests::given_lists_when_not_empty_then_return_valid ... ok
[INFO] [stdout] test linked_lists::kth_last::tests::given_list_when_k_is_in_middle_then_return_valid ... ok
[INFO] [stdout] test linked_lists::list_sum::tests::given_lists_when_first_is_empty_then_return_valid ... ok
[INFO] [stdout] test array_string::encoding::tests::given_string_when_repeating_chars_upfront_then_return_encoded ... ok
[INFO] [stdout] test array_string::matrix_rotation::tests::given_matrix_when_large_then_return_valid ... ok
[INFO] [stdout] test array_string::zero_matrix::tests::given_matrix_when_empty_then_return_empty ... ok
[INFO] [stdout] test array_string::encoding::tests::given_string_when_single_letter_then_return_original ... ok
[INFO] [stdout] test array_string::zero_matrix::tests::given_matrix_when_all_zeroes_then_return_valid ... ok
[INFO] [stdout] test array_string::encoding::tests::given_string_when_repeating_chars_in_back_then_return_encoded ... ok
[INFO] [stdout] test array_string::matrix_rotation::tests::given_matrix_when_small_then_return_valid ... ok
[INFO] [stdout] test array_string::one_edit_away::tests::given_strings_when_one_insert_at_end_apart_then_true ... ok
[INFO] [stdout] test linked_lists::list_sum::tests::given_lists_when_both_empty_then_return_empty ... ok
[INFO] [stdout] test linked_lists::kth_last::tests::given_list_when_k_zero_then_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9d7584dd80ed35fcb224532b084ca2c229b0dd113ba78b53355b69b74ebb4326", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d7584dd80ed35fcb224532b084ca2c229b0dd113ba78b53355b69b74ebb4326", kill_on_drop: false }`
[INFO] [stdout] 9d7584dd80ed35fcb224532b084ca2c229b0dd113ba78b53355b69b74ebb4326