[INFO] crate digits 1.1.0 is already in cache
[INFO] testing digits-1.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate digits 1.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate digits 1.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7108c8f78027213e279dc30301cd8f82853a6141ff37b265063758a8f97f5d94
[INFO] running `"docker" "start" "-a" "7108c8f78027213e279dc30301cd8f82853a6141ff37b265063758a8f97f5d94"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr] warning: use of deprecated item '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::trim_left_matches': superseded by `trim_start_matches`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 item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "7108c8f78027213e279dc30301cd8f82853a6141ff37b265063758a8f97f5d94"`
[INFO] running `"docker" "rm" "-f" "7108c8f78027213e279dc30301cd8f82853a6141ff37b265063758a8f97f5d94"`
[INFO] [stdout] 7108c8f78027213e279dc30301cd8f82853a6141ff37b265063758a8f97f5d94
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4707f771ea458e09999e38aadaa69f39da41197d171670d6583962c68bce666c
[INFO] running `"docker" "start" "-a" "4707f771ea458e09999e38aadaa69f39da41197d171670d6583962c68bce666c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling digits v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item '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 item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '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 item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `"docker" "inspect" "4707f771ea458e09999e38aadaa69f39da41197d171670d6583962c68bce666c"`
[INFO] running `"docker" "rm" "-f" "4707f771ea458e09999e38aadaa69f39da41197d171670d6583962c68bce666c"`
[INFO] [stdout] 4707f771ea458e09999e38aadaa69f39da41197d171670d6583962c68bce666c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0bc0978cbcfceb682f227346790aa450cacfe4277ebd90c368b5c0ba442c9ae8
[INFO] running `"docker" "start" "-a" "0bc0978cbcfceb682f227346790aa450cacfe4277ebd90c368b5c0ba442c9ae8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:872:17
[INFO] [stdout] running 4 tests
[INFO] [stderr]     |
[INFO] [stderr] 872 |     lnum = lnum.trim_left_matches(*self.mapping.zero()).to_string();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '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 item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/digits-ef31263a49367d20
[INFO] [stdout] test internal::carry_add::it_works ... 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_two_neighbors_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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-578d6989f207ee9c
[INFO] [stdout] 
[INFO] [stdout] running 64 tests
[INFO] [stdout] test as_mapping_result ... ok
[INFO] [stdout] test get_digits_from_u64 ... ok
[INFO] [stdout] test get_digits_from_digits_with_same_digits_base ... ok
[INFO] [stdout] test hex_math ... ok
[INFO] [stdout] test is_adjacent_limit ... ok
[INFO] [stdout] test is_will_reverse ... ok
[INFO] [stdout] test cdlxxxii_times_xxxviii_with_mul_method ... ok
[INFO] [stdout] test default_produces_base_ten_of_zero ... ok
[INFO] [stdout] test it_adds_zero ... ok
[INFO] [stdout] test it_can_add_assign ... 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 it_can_add_with_plus_symbol ... ok
[INFO] [stdout] test it_allows_one_adjacent_character_in_step_non_adjacent ... ok
[INFO] [stdout] test get_digits_from_digits_with_digits ... ok
[INFO] [stdout] test it_can_add_with_multiple_carry_over ... ok
[INFO] [stdout] test it_allows_one_adjacent_character_in_step ... ok
[INFO] [stdout] test it_avoids_adjacent_characters_in_step ... ok
[INFO] [stdout] test it_can_add ... ok
[INFO] [stdout] test cdlxxxii_times_xxxviii_with_mut_mul_method ... ok
[INFO] [stdout] test get_digits_from_digits_with_base ... ok
[INFO] [stdout] test eleven_times_one_with_mul_method ... ok
[INFO] [stdout] test it_gets_power_of_zero_and_one ... ok
[INFO] [stdout] test it_errs_correctly_for_max_map_range ... ok
[INFO] [stdout] test it_mapps_to_correct_from_zero_numeric_chars ... ok
[INFO] [stdout] test it_can_mut_add ... ok
[INFO] [stdout] test it_can_give_length ... ok
[INFO] [stdout] test it_can_prove_zero ... ok
[INFO] [stdout] test it_can_tell_which_digits_is_larger_equal_length_big ... ok
[INFO] [stdout] test it_can_go_beyond_u64_max ... ok
[INFO] [stdout] test it_can_tell_which_digits_is_larger_equal_length ... ok
[INFO] [stdout] test it_can_provide_zero ... ok
[INFO] [stdout] test it_can_tell_which_digits_is_larger ... ok
[INFO] [stdout] test it_counts_maximum_adjacent_characters ... ok
[INFO] [stdout] test it_multiplies_by_zero ... ok
[INFO] [stdout] test it_multiplies_powers_of_with_carot ... ok
[INFO] [stdout] test it_can_provide_one ... ok
[INFO] [stdout] test it_preds_till_zero ... ok
[INFO] [stdout] test it_wont_panic_when_pow_performed_with_different_bases ... 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_zero_fills ... ok
[INFO] [stdout] test it_preps_one_adjacent_character_in_prep_non_adjacent ... ok
[INFO] [stdout] test it_right_counts_character_base_index_matches ... ok
[INFO] [stdout] test it_shows_the_base_size ... ok
[INFO] [stdout] test one_times_eleven_with_mul_method ... ok
[INFO] [stdout] test it_succs ... ok
[INFO] [stdout] test it_trims_zeros ... ok
[INFO] [stdout] test preserve_zero_padding_decrement ... ok
[INFO] [stdout] test value_comparison ... ok
[INFO] [stdout] test preserve_zero_padding_increment ... ok
[INFO] [stdout] test it_can_add_with_carry_over ... ok
[INFO] [stdout] test one_mul_two_to_the_power_of_three ... ok
[INFO] [stdout] test normal_addition_preserves_zero_padding ... ok
[INFO] [stdout] test it_allows_two_adjacent_characters_in_step ... ok
[INFO] [stdout] test two_mut_add_eight ... ok
[INFO] [stdout] test radix_conversion_with_defaults ... ok
[INFO] [stdout] test zero_fill_edge_case_for_minimal_adjacent_stepping ... ok
[INFO] [stdout] test up_casting ... ok
[INFO] [stdout] test it_panics_when_mul_performed_with_different_bases ... ok
[INFO] [stdout] test it_panics_when_mut_add_performed_with_different_bases ... ok
[INFO] [stdout] test should_panic_when_base_too_low_for_non_adjacent_stepping ... ok
[INFO] [stderr]    Doc-tests digits
[INFO] [stdout] test it_panics_when_add_performed_with_different_bases ... ok
[INFO] [stdout] test it_panics_when_mut_mul_performed_with_different_bases ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 64 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test src/lib.rs - Digits::new (line 404) ... ok
[INFO] [stdout] test src/lib.rs - Digits::max_adjacent (line 234) ... ok
[INFO] [stdout] test src/lib.rs - Digits::mut_add (line 317) ... ok
[INFO] [stdout] test src/lib.rs - Digits::mul (line 263) ... ok
[INFO] [stdout] test src/lib.rs - Digits::gen (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Digits::next_non_adjacent (line 507) ... ok
[INFO] [stdout] test src/lib.rs - Digits::new_zero (line 488) ... ok
[INFO] [stdout] test src/lib.rs - Digits::mut_mul (line 372) ... ok
[INFO] [stdout] test src/lib.rs - Digits::new_mapped (line 440) ... ok
[INFO] [stdout] test src/lib.rs - Digits::new_one (line 472) ... ok
[INFO] [stdout] test src/lib.rs - Digits::add (line 52) ... ok
[INFO] [stdout] test src/lib.rs - Digits::one (line 524) ... ok
[INFO] [stdout] test src/lib.rs - Digits::is_compat (line 181) ... ok
[INFO] [stdout] test src/lib.rs - Digits::pow (line 549) ... ok
[INFO] [stdout] test src/lib.rs - Reverse::reverse (line 882) ... ok
[INFO] [stdout] test src/lib.rs - Digits::propagate (line 690) ... ok
[INFO] [stdout] test src/lib.rs - Digits::prep_non_adjacent (line 615) ... ok
[INFO] [stdout] test src/lib.rs - Digits::zero_trim (line 858) ... 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::zero_fill (line 823) ... 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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0bc0978cbcfceb682f227346790aa450cacfe4277ebd90c368b5c0ba442c9ae8"`
[INFO] running `"docker" "rm" "-f" "0bc0978cbcfceb682f227346790aa450cacfe4277ebd90c368b5c0ba442c9ae8"`
[INFO] [stdout] 0bc0978cbcfceb682f227346790aa450cacfe4277ebd90c368b5c0ba442c9ae8