[INFO] cloning repository https://github.com/ExcaliburZero/advent_of_code_2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ExcaliburZero/advent_of_code_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExcaliburZero%2Fadvent_of_code_2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExcaliburZero%2Fadvent_of_code_2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01da2dd404893eff549e0911bcf5f1c97a929d76
[INFO] testing ExcaliburZero/advent_of_code_2018 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%2FExcaliburZero%2Fadvent_of_code_2018" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ExcaliburZero/advent_of_code_2018 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/ExcaliburZero/advent_of_code_2018
[INFO] finished tweaking git repo https://github.com/ExcaliburZero/advent_of_code_2018
[INFO] tweaked toml for git repo https://github.com/ExcaliburZero/advent_of_code_2018 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ExcaliburZero/advent_of_code_2018 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1ea197c00514fb3e91d2e6cf4c4ddb0e62c31310073b764af30e1e454f057d57
[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" "1ea197c00514fb3e91d2e6cf4c4ddb0e62c31310073b764af30e1e454f057d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ea197c00514fb3e91d2e6cf4c4ddb0e62c31310073b764af30e1e454f057d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ea197c00514fb3e91d2e6cf4c4ddb0e62c31310073b764af30e1e454f057d57", kill_on_drop: false }`
[INFO] [stdout] 1ea197c00514fb3e91d2e6cf4c4ddb0e62c31310073b764af30e1e454f057d57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2fc881d06f25e589a667fc4b8f43b6860a35dd91041a4efe694185fd7d146290
[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" "2fc881d06f25e589a667fc4b8f43b6860a35dd91041a4efe694185fd7d146290", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling advent_of_code_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.06s
[INFO] running `Command { std: "docker" "inspect" "2fc881d06f25e589a667fc4b8f43b6860a35dd91041a4efe694185fd7d146290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc881d06f25e589a667fc4b8f43b6860a35dd91041a4efe694185fd7d146290", kill_on_drop: false }`
[INFO] [stdout] 2fc881d06f25e589a667fc4b8f43b6860a35dd91041a4efe694185fd7d146290
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 4fe1a3fc934b51695f263526904fbfe8e85af80734f3ec0f90388ba74755bfc6
[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" "4fe1a3fc934b51695f263526904fbfe8e85af80734f3ec0f90388ba74755bfc6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling advent_of_code_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "4fe1a3fc934b51695f263526904fbfe8e85af80734f3ec0f90388ba74755bfc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe1a3fc934b51695f263526904fbfe8e85af80734f3ec0f90388ba74755bfc6", kill_on_drop: false }`
[INFO] [stdout] 4fe1a3fc934b51695f263526904fbfe8e85af80734f3ec0f90388ba74755bfc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 00fa9b87a9b3ddc61e8174dfb317744f1fad43a79363725b2603c8a4d5763dea
[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" "00fa9b87a9b3ddc61e8174dfb317744f1fad43a79363725b2603c8a4d5763dea", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code_2018-9c8767c53882f2f1
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test one::tests::get_first_repeat_frequency_it_finds_repeat_on_partial_iteration ... ok
[INFO] [stdout] test one::tests::sum_changes_it_sums_zero_changes ... ok
[INFO] [stdout] test one::tests::sum_changes_it_sums_multiple_changes ... ok
[INFO] [stdout] test one::tests::get_first_repeat_frequency_it_finds_repeat_on_second_iteration ... ok
[INFO] [stdout] test two::tests::calc_letter_counts_it_works_on_empty_string ... ok
[INFO] [stdout] test three::tests::extract_claim_info_it_works_on_an_odd_case ... ok
[INFO] [stdout] test two::tests::checksum_ids_it_works_on_empty_list ... ok
[INFO] [stdout] test two::tests::calc_letter_counts_it_works_on_string_with_no_repeats ... ok
[INFO] [stdout] test three::tests::construct_claim_it_works_on_an_odd_case ... ok
[INFO] [stdout] test two::tests::calc_letter_counts_it_works_on_string_with_multiple_repeats ... ok
[INFO] [stdout] test three::tests::claim_is_non_overlapping_it_works_on_a_non_overlapping_claim ... ok
[INFO] [stdout] test two::tests::checksum_ids_it_works_on_list_with_two_two_three_three ... ok
[INFO] [stdout] test two::tests::common_chars_it_works_for_diff_one_character_strings ... ok
[INFO] [stdout] test three::tests::claim_is_non_overlapping_it_works_on_an_overlapping_claim ... ok
[INFO] [stdout] test two::tests::checksum_ids_it_works_on_list_with_one_two ... ok
[INFO] [stdout] test three::tests::find_non_overlapping_claim_it_works_on_all_overlapping_claims ... ok
[INFO] [stdout] test two::tests::checksum_ids_it_works_on_list_with_one_three ... ok
[INFO] [stdout] test two::tests::find_common_chars_in_1_diff_it_works_with_multiple_strings ... ok
[INFO] [stdout] test two::tests::find_common_chars_in_1_diff_it_works_with_no_strings ... ok
[INFO] [stdout] test one::tests::sum_changes_it_sums_one_change ... ok
[INFO] [stdout] test two::tests::common_chars_it_works_for_long_one_char_diff_strings ... ok
[INFO] [stdout] test two::tests::common_chars_it_works_for_empty_strings ... ok
[INFO] [stdout] test two::tests::find_common_chars_in_1_diff_it_works_with_two_same_strings ... ok
[INFO] [stdout] test two::tests::find_common_chars_in_1_diff_it_works_with_one_string ... ok
[INFO] [stdout] test two::tests::hash_string_it_works_on_empty_string ... ok
[INFO] [stdout] test two::tests::off_by_one_it_works_with_empty_strings ... ok
[INFO] [stdout] test two::tests::remove_char_at_it_works_on_first_letter ... ok
[INFO] [stdout] test two::tests::remove_char_at_it_works_on_intermediate_letter ... ok
[INFO] [stdout] test two::tests::remove_char_at_it_works_on_last_letter ... ok
[INFO] [stdout] test two::tests::off_by_one_it_works_with_same_strings ... ok
[INFO] [stdout] test two::tests::hash_string_it_works_on_nonempty_string ... ok
[INFO] [stdout] test two::tests::off_by_one_it_works_with_off_by_one_strings ... ok
[INFO] [stdout] test three::tests::find_non_overlapping_claim_it_works_on_a_case_with_a_non_overlapping_claim ... ok
[INFO] [stdout] test two::tests::off_by_one_it_works_with_off_by_two_strings ... ok
[INFO] [stdout] test three::tests::count_overlap_it_works_on_a_case_with_overlap ... ok
[INFO] [stdout] test three::tests::count_claim_overlap_it_works_on_a_case_with_overlap ... ok
[INFO] [stdout] test three::tests::count_claim_overlap_it_works_on_a_case_with_no_claims ... ok
[INFO] [stdout] test three::tests::apply_claim_it_works_on_a_case_with_overlap ... ok
[INFO] [stdout] test three::tests::apply_claim_it_works_on_a_simple_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code_2018-792ba4805fc27d62
[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]    Doc-tests advent_of_code_2018
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/one.rs - one::sum_changes (line 36) ... ok
[INFO] [stdout] test src/one.rs - one::get_first_repeat_frequency (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00fa9b87a9b3ddc61e8174dfb317744f1fad43a79363725b2603c8a4d5763dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00fa9b87a9b3ddc61e8174dfb317744f1fad43a79363725b2603c8a4d5763dea", kill_on_drop: false }`
[INFO] [stdout] 00fa9b87a9b3ddc61e8174dfb317744f1fad43a79363725b2603c8a4d5763dea