[INFO] fetching crate digits 1.1.0...
[INFO] testing digits-1.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate digits 1.1.0 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate digits 1.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate digits 1.1.0
[INFO] finished tweaking crates.io crate digits 1.1.0
[INFO] tweaked toml for crates.io crate digits 1.1.0 written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quine-mc_cluskey v0.2.4
[INFO] [stderr]   Downloaded array_tool v0.4.1
[INFO] [stderr]   Downloaded base_custom v0.1.13
[INFO] [stderr]   Downloaded regex-syntax v0.4.2
[INFO] [stderr]   Downloaded pulldown-cmark v0.0.15
[INFO] [stderr]   Downloaded if_chain v0.1.3
[INFO] [stderr]   Downloaded cargo_metadata v0.2.3
[INFO] [stderr]   Downloaded itertools v0.6.5
[INFO] [stderr]   Downloaded clippy_lints v0.0.175
[INFO] [stderr]   Downloaded clippy v0.0.175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 692aa35fa366a579e5fdad5ff28d0cf4ae3bc8788322d371f72eba3c6458e6e7
[INFO] running `Command { std: "docker" "start" "-a" "692aa35fa366a579e5fdad5ff28d0cf4ae3bc8788322d371f72eba3c6458e6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "692aa35fa366a579e5fdad5ff28d0cf4ae3bc8788322d371f72eba3c6458e6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "692aa35fa366a579e5fdad5ff28d0cf4ae3bc8788322d371f72eba3c6458e6e7", kill_on_drop: false }`
[INFO] [stdout] 692aa35fa366a579e5fdad5ff28d0cf4ae3bc8788322d371f72eba3c6458e6e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cb48289166c22fce527190dc81a0de401205ef5efd7de6d7753461825366d5c
[INFO] running `Command { std: "docker" "start" "-a" "8cb48289166c22fce527190dc81a0de401205ef5efd7de6d7753461825366d5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling array_tool v0.4.1
[INFO] [stderr]    Compiling base_custom v0.1.13
[INFO] [stderr]    Compiling digits v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/lib.rs:872:17
[INFO] [stdout]     |
[INFO] [stdout] 872 |     lnum = lnum.trim_left_matches(*self.mapping.zero()).to_string();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 2.43s
[INFO] running `Command { std: "docker" "inspect" "8cb48289166c22fce527190dc81a0de401205ef5efd7de6d7753461825366d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb48289166c22fce527190dc81a0de401205ef5efd7de6d7753461825366d5c", kill_on_drop: false }`
[INFO] [stdout] 8cb48289166c22fce527190dc81a0de401205ef5efd7de6d7753461825366d5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a15a57955ca12f7108109e119dcdff001590bc28e45af9a75ff6424f8e2dc35
[INFO] running `Command { std: "docker" "start" "-a" "8a15a57955ca12f7108109e119dcdff001590bc28e45af9a75ff6424f8e2dc35", kill_on_drop: false }`
[INFO] [stderr]    Compiling digits v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/lib.rs:872:17
[INFO] [stdout]     |
[INFO] [stdout] 872 |     lnum = lnum.trim_left_matches(*self.mapping.zero()).to_string();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/lib.rs:872:17
[INFO] [stdout]     |
[INFO] [stdout] 872 |     lnum = lnum.trim_left_matches(*self.mapping.zero()).to_string();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 1.10s
[INFO] running `Command { std: "docker" "inspect" "8a15a57955ca12f7108109e119dcdff001590bc28e45af9a75ff6424f8e2dc35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a15a57955ca12f7108109e119dcdff001590bc28e45af9a75ff6424f8e2dc35", kill_on_drop: false }`
[INFO] [stdout] 8a15a57955ca12f7108109e119dcdff001590bc28e45af9a75ff6424f8e2dc35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 570cba9ab1a8c12fb85cda4f48d01a4145ddddd915f2ab3c66ae1b47e35bb750
[INFO] running `Command { std: "docker" "start" "-a" "570cba9ab1a8c12fb85cda4f48d01a4145ddddd915f2ab3c66ae1b47e35bb750", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]    --> src/lib.rs:872:17
[INFO] [stderr]     |
[INFO] [stderr] 872 |     lnum = lnum.trim_left_matches(*self.mapping.zero()).to_string();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `digits` (lib) generated 1 warning
[INFO] [stderr] warning: `digits` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/digits-4bb5b4ef271359fb)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test internal::carry_add::it_works ... ok
[INFO] [stdout] test internal::step_map::it_produces_correct_steps_for_two_neighbors_in_base4 ... ok
[INFO] [stdout] test internal::step_map::it_produces_correct_steps_for_one_neighbor_in_base4 ... ok
[INFO] [stdout] test internal::step_map::it_produces_correct_steps_for_zero_neighbors_in_base4 ... 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 tests/lib.rs (/opt/rustwide/target/debug/deps/lib-e3739b4ac795bba9)
[INFO] [stdout] 
[INFO] [stdout] running 64 tests
[INFO] [stdout] test as_mapping_result ... ok
[INFO] [stdout] test cdlxxxii_times_xxxviii_with_mul_method ... ok
[INFO] [stdout] test cdlxxxii_times_xxxviii_with_mut_mul_method ... ok
[INFO] [stdout] test cdlxxxii_times_xxxviii_with_times_equals_symbol ... ok
[INFO] [stdout] test cdlxxxii_times_xxxviii_with_times_symbol ... ok
[INFO] [stdout] test default_produces_base_ten_of_zero ... ok
[INFO] [stdout] test eleven_times_one_with_mul_method ... ok
[INFO] [stdout] test get_digits_from_digits_with_base ... ok
[INFO] [stdout] test get_digits_from_digits_with_digits ... ok
[INFO] [stdout] test is_adjacent_limit ... ok
[INFO] [stdout] test hex_math ... ok
[INFO] [stdout] test it_adds_zero ... ok
[INFO] [stdout] test is_will_reverse ... ok
[INFO] [stdout] test it_allows_one_adjacent_character_in_step_non_adjacent ... ok
[INFO] [stdout] test get_digits_from_digits_with_same_digits_base ... ok
[INFO] [stdout] test it_can_add_assign ... ok
[INFO] [stdout] test it_can_add ... ok
[INFO] [stdout] test it_avoids_adjacent_characters_in_step ... ok
[INFO] [stdout] test it_can_add_with_carry_over ... ok
[INFO] [stdout] test it_allows_one_adjacent_character_in_step ... ok
[INFO] [stdout] test it_can_add_with_multiple_carry_over ... ok
[INFO] [stdout] test get_digits_from_u64 ... ok
[INFO] [stdout] test it_can_give_length ... ok
[INFO] [stdout] test it_can_add_with_plus_symbol ... ok
[INFO] [stdout] test it_can_mut_add ... ok
[INFO] [stdout] test it_can_prove_zero ... ok
[INFO] [stdout] test it_can_provide_one ... ok
[INFO] [stdout] test it_can_provide_zero ... ok
[INFO] [stdout] test it_can_tell_which_digits_is_larger ... ok
[INFO] [stdout] test it_can_tell_which_digits_is_larger_equal_length ... ok
[INFO] [stdout] test it_can_go_beyond_u64_max ... ok
[INFO] [stdout] test it_allows_two_adjacent_characters_in_step ... ok
[INFO] [stdout] test it_errs_correctly_for_max_map_range ... ok
[INFO] [stdout] test it_counts_maximum_adjacent_characters ... ok
[INFO] [stdout] test it_gets_power_of_zero_and_one ... ok
[INFO] [stdout] test it_mapps_to_correct_from_zero_numeric_chars ... ok
[INFO] [stdout] test it_can_tell_which_digits_is_larger_equal_length_big ... ok
[INFO] [stdout] test it_multiplies_by_zero ... ok
[INFO] [stdout] test it_multiplies_powers_of_with_carot ... ok
[INFO] [stdout] test it_multiplies_powers_of_with_carot_assign ... ok
[INFO] [stdout] test it_multiplies_powers_of_with_pow ... ok
[INFO] [stdout] test it_preds_till_zero ... ok
[INFO] [stdout] test it_shows_the_base_size ... ok
[INFO] [stdout] test it_right_counts_character_base_index_matches ... ok
[INFO] [stdout] test it_preps_one_adjacent_character_in_prep_non_adjacent ... ok
[INFO] [stdout] test it_wont_panic_when_pow_performed_with_different_bases ... ok
[INFO] [stdout] test it_succs ... ok
[INFO] [stdout] test it_trims_zeros ... ok
[INFO] [stdout] test one_times_eleven_with_mul_method ... ok
[INFO] [stdout] test preserve_zero_padding_increment ... ok
[INFO] [stdout] test preserve_zero_padding_decrement ... ok
[INFO] [stdout] test two_mut_add_eight ... ok
[INFO] [stdout] test normal_addition_preserves_zero_padding ... ok
[INFO] [stdout] test one_mul_two_to_the_power_of_three ... ok
[INFO] [stdout] test it_zero_fills ... ok
[INFO] [stdout] test value_comparison ... ok
[INFO] [stdout] test radix_conversion_with_defaults ... ok
[INFO] [stdout] test up_casting ... ok
[INFO] [stdout] test zero_fill_edge_case_for_minimal_adjacent_stepping ... ok
[INFO] [stdout] test it_panics_when_mul_performed_with_different_bases - should panic ... ok
[INFO] [stdout] test it_panics_when_mut_mul_performed_with_different_bases - should panic ... ok
[INFO] [stdout] test it_panics_when_add_performed_with_different_bases - should panic ... ok
[INFO] [stdout] test it_panics_when_mut_add_performed_with_different_bases - should panic ... ok
[INFO] [stdout] test should_panic_when_base_too_low_for_non_adjacent_stepping - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 64 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests digits
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test src/lib.rs - Digits::max_adjacent (line 234) ... ok
[INFO] [stdout] test src/lib.rs - Digits::gen (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Digits::mut_mul (line 372) ... ok
[INFO] [stdout] test src/lib.rs - Digits::add (line 52) ... ok
[INFO] [stdout] test src/lib.rs - Digits::new_zero (line 488) ... ok
[INFO] [stdout] test src/lib.rs - Digits::mut_add (line 317) ... ok
[INFO] [stdout] test src/lib.rs - Digits::new (line 404) ... ok
[INFO] [stdout] test src/lib.rs - Digits::rcount (line 711) ... ok
[INFO] [stdout] test src/lib.rs - Digits::zero (line 806) ... ok
[INFO] [stdout] test src/lib.rs - Digits::new_mapped (line 440) ... ok
[INFO] [stdout] test src/lib.rs - Digits::is_compat (line 181) ... ok
[INFO] [stdout] test src/lib.rs - Digits::one (line 524) ... ok
[INFO] [stdout] test src/lib.rs - Digits::propagate (line 690) ... ok
[INFO] [stdout] test src/lib.rs - Digits::new_one (line 472) ... ok
[INFO] [stdout] test src/lib.rs - Digits::next_non_adjacent (line 507) ... ok
[INFO] [stdout] test src/lib.rs - Digits::zero_trim (line 858) ... ok
[INFO] [stdout] test src/lib.rs - Reverse::reverse (line 882) ... ok
[INFO] [stdout] test src/lib.rs - Digits::mul (line 263) ... ok
[INFO] [stdout] test src/lib.rs - Digits::zero_fill (line 823) ... ok
[INFO] [stdout] test src/lib.rs - Digits::pow (line 549) ... ok
[INFO] [stdout] test src/lib.rs - Digits::prep_non_adjacent (line 615) ... ok
[INFO] [stdout] test src/lib.rs - Digits::step_non_adjacent (line 759) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "570cba9ab1a8c12fb85cda4f48d01a4145ddddd915f2ab3c66ae1b47e35bb750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570cba9ab1a8c12fb85cda4f48d01a4145ddddd915f2ab3c66ae1b47e35bb750", kill_on_drop: false }`
[INFO] [stdout] 570cba9ab1a8c12fb85cda4f48d01a4145ddddd915f2ab3c66ae1b47e35bb750