Oct 13 04:20:32.757 INFO checking Hoverbear/rust-rosetta against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 04:20:32.758 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 04:20:33.378 INFO blam! 7dbd5c53504d3967069dcc53d4f495500bac16f233e9372156bce87cd39b8123
Oct 13 04:20:33.379 INFO running `"docker" "start" "-a" "7dbd5c53504d3967069dcc53d4f495500bac16f233e9372156bce87cd39b8123"`
Oct 13 04:20:34.012 INFO kablam! usermod: no changes
Oct 13 04:20:35.803 INFO kablam!     Checking rand_core v0.2.1
Oct 13 04:20:35.806 INFO kablam!    Compiling regex v1.0.2
Oct 13 04:20:35.807 INFO kablam!     Checking pathdiff v0.1.0
Oct 13 04:20:35.809 INFO kablam!     Checking prime-decomposition v0.1.0 (/source/tasks/prime-decomposition)
Oct 13 04:20:35.810 INFO kablam!     Checking aks-test-for-primes v0.1.0 (/source/tasks/aks-test-for-primes)
Oct 13 04:20:35.811 INFO kablam!     Checking gnuplot v0.0.26
Oct 13 04:20:35.811 INFO kablam!     Checking bitmap v0.1.0 (/source/tasks/bitmap)
Oct 13 04:20:35.817 INFO kablam!     Checking permutohedron v0.2.4
Oct 13 04:20:37.899 INFO kablam!     Checking entropy v0.1.0 (/source/tasks/entropy)
Oct 13 04:20:38.501 INFO kablam!     Checking run-length-encoding v0.1.0 (/source/tasks/run-length-encoding)
Oct 13 04:20:39.100 INFO kablam!     Checking arrays v0.1.0 (/source/tasks/arrays)
Oct 13 04:20:39.196 INFO kablam!     Checking string-comparison v0.1.0 (/source/tasks/string-comparison)
Oct 13 04:20:39.552 INFO kablam!     Checking abundant-deficient-and-perfect-number-classifications v0.1.0 (/source/tasks/abundant-deficient-and-perfect-number-classifications)
Oct 13 04:20:39.744 INFO kablam!     Checking lzw-compression v0.1.0 (/source/tasks/lzw-compression)
Oct 13 04:20:40.005 INFO kablam!     Checking the-isaac-cipher v0.1.0 (/source/tasks/the-isaac-cipher)
Oct 13 04:20:40.232 INFO kablam!     Checking while v0.1.0 (/source/tasks/loops/while)
Oct 13 04:20:40.612 INFO kablam!     Checking iterated-digits-squaring v0.1.0 (/source/tasks/iterated-digits-squaring)
Oct 13 04:20:40.795 INFO kablam!     Checking catamorphism v0.1.0 (/source/tasks/catamorphism)
Oct 13 04:20:41.152 INFO kablam!     Checking construct-from-rational-number v0.1.0 (/source/tasks/continued-fraction/arithmetic/construct-from-rational-number)
Oct 13 04:20:41.248 INFO kablam!     Checking circles-of-given-radius-through-two-points v0.1.0 (/source/tasks/circles-of-given-radius-through-two-points)
Oct 13 04:20:41.340 INFO kablam!     Checking stack v0.1.0 (/source/tasks/stack)
Oct 13 04:20:41.693 INFO kablam!     Checking hash-from-two-arrays v0.1.0 (/source/tasks/hash-from-two-arrays)
Oct 13 04:20:42.033 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:20:42.033 INFO kablam!  --> tasks/the-isaac-cipher/src/main.rs:2:12
Oct 13 04:20:42.033 INFO kablam!   |
Oct 13 04:20:42.033 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 13 04:20:42.033 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:20:42.033 INFO kablam!   |
Oct 13 04:20:42.033 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:20:42.033 INFO kablam! 
Oct 13 04:20:42.252 INFO kablam!     Checking jensens-device v0.1.0 (/source/tasks/jensens-device)
Oct 13 04:20:42.384 INFO kablam!     Checking null-object v0.1.0 (/source/tasks/null-object)
Oct 13 04:20:42.593 INFO kablam!     Checking file-input-output v0.1.0 (/source/tasks/file-input-output)
Oct 13 04:20:42.688 INFO kablam!     Checking man-or-boy-test v0.1.0 (/source/tasks/man-or-boy-test)
Oct 13 04:20:43.308 INFO kablam!     Checking continued-fraction v0.1.0 (/source/tasks/continued-fraction)
Oct 13 04:20:43.549 INFO kablam!     Checking digital-root v0.1.0 (/source/tasks/digital-root)
Oct 13 04:20:44.603 INFO kablam!     Checking sort-an-array-of-composite-structures v0.1.0 (/source/tasks/sort-an-array-of-composite-structures)
Oct 13 04:20:45.104 INFO kablam!     Checking compound-data-type v0.1.0 (/source/tasks/compound-data-type)
Oct 13 04:20:45.304 INFO kablam!     Checking strip-comments-from-a-string v0.1.0 (/source/tasks/strip-comments-from-a-string)
Oct 13 04:20:45.436 INFO kablam!     Checking mean-angle v0.1.0 (/source/tasks/averages/mean-angle)
Oct 13 04:20:45.608 INFO kablam!     Checking encode v0.1.0 (/source/tasks/roman-numerals/encode)
Oct 13 04:20:45.908 INFO kablam!     Checking heapsort v0.1.0 (/source/tasks/sorting-algorithms/heapsort)
Oct 13 04:20:46.598 INFO kablam!     Checking general-fizzbuzz v0.1.0 (/source/tasks/general-fizzbuzz)
Oct 13 04:20:46.657 INFO kablam!     Checking function-composition v0.1.0 (/source/tasks/function-composition)
Oct 13 04:20:46.724 INFO kablam!     Checking enforced-immutability v0.1.0 (/source/tasks/enforced-immutability)
Oct 13 04:20:47.936 INFO kablam!     Checking modular-inverse v0.1.0 (/source/tasks/modular-inverse)
Oct 13 04:20:47.936 INFO kablam!     Checking array-concatenation v0.1.0 (/source/tasks/array-concatenation)
Oct 13 04:20:48.131 INFO kablam!     Checking generic-swap v0.1.0 (/source/tasks/generic-swap)
Oct 13 04:20:48.400 INFO kablam!     Checking pangram-checker v0.1.0 (/source/tasks/pangram-checker)
Oct 13 04:20:49.287 INFO kablam!     Checking moving-average v0.1.0 (/source/tasks/averages/simple-moving-average)
Oct 13 04:20:49.436 INFO kablam!     Checking sum-of-squares v0.1.0 (/source/tasks/sum-of-squares)
Oct 13 04:20:49.838 INFO kablam!     Checking sort-an-integer-array v0.1.0 (/source/tasks/sort-an-integer-array)
Oct 13 04:20:49.933 INFO kablam!     Checking anagrams v0.1.0 (/source/tasks/anagrams)
Oct 13 04:20:50.497 INFO kablam!     Checking execute-a-system-command v0.1.0 (/source/tasks/execute-a-system-command)
Oct 13 04:20:50.889 INFO kablam!     Checking sum-digits-of-an-integer v0.1.0 (/source/tasks/sum-digits-of-an-integer)
Oct 13 04:20:51.178 INFO kablam!     Checking read-a-file-line-by-line v0.1.0 (/source/tasks/read-a-file-line-by-line)
Oct 13 04:20:51.370 INFO kablam!     Checking middle-three-digits v0.1.0 (/source/tasks/middle-three-digits)
Oct 13 04:20:51.514 INFO kablam!     Checking median v0.1.0 (/source/tasks/averages/median)
Oct 13 04:20:51.817 INFO kablam!     Checking count-occurrences-of-a-substring v0.1.0 (/source/tasks/count-occurrences-of-a-substring)
Oct 13 04:20:52.053 INFO kablam!     Checking filter v0.1.0 (/source/tasks/filter)
Oct 13 04:20:52.676 INFO kablam!     Checking chinese-remainder-theorem v0.1.0 (/source/tasks/chinese-remainder-theorem)
Oct 13 04:20:52.972 INFO kablam!     Checking permutations-with-repetitions v0.1.0 (/source/tasks/permutations-with-repetitions)
Oct 13 04:20:53.892 INFO kablam!     Checking carmichael-3-strong-pseudoprimes v0.1.0 (/source/tasks/carmichael-3-strong-pseudoprimes)
Oct 13 04:20:54.036 INFO kablam!     Checking dining-philosophers v0.1.0 (/source/tasks/dining-philosophers)
Oct 13 04:20:54.932 INFO kablam!     Checking self-describing_numbers v0.1.0 (/source/tasks/self-describing-numbers)
Oct 13 04:20:55.188 INFO kablam!     Checking md4 v0.1.0 (/source/tasks/md4)
Oct 13 04:20:55.684 INFO kablam!     Checking parametric-polymorphism v0.1.0 (/source/tasks/parametric-polymorphism)
Oct 13 04:20:55.728 INFO kablam!     Checking generate-lower-case-ascii-alphabet v0.1.0 (/source/tasks/generate-lower-case-ascii-alphabet)
Oct 13 04:20:56.420 INFO kablam!     Checking word-wrap v0.1.0 (/source/tasks/word-wrap)
Oct 13 04:20:57.037 INFO kablam!     Checking ulam-spiral-for-primes v0.1.0 (/source/tasks/ulam-spiral-for-primes)
Oct 13 04:20:57.379 INFO kablam!     Checking accumulator-factory v0.1.0 (/source/tasks/accumulator-factory)
Oct 13 04:20:57.522 INFO kablam!     Checking string-concatenation v0.1.0 (/source/tasks/string-concatenation)
Oct 13 04:20:57.602 INFO kablam!     Checking sudoku v0.1.0 (/source/tasks/sudoku)
Oct 13 04:20:58.636 INFO kablam!     Checking mode v0.1.0 (/source/tasks/averages/mode)
Oct 13 04:20:58.755 INFO kablam!     Checking arithmetic-geometric-mean v0.1.0 (/source/tasks/arithmetic-geometric-mean)
Oct 13 04:20:59.070 INFO kablam!     Checking i-before-e-except-after-c v0.1.0 (/source/tasks/i-before-e-except-after-c)
Oct 13 04:20:59.432 INFO kablam!     Checking arena-storage-pool v0.1.0 (/source/tasks/arena-storage-pool)
Oct 13 04:20:59.433 INFO kablam!     Checking echo-server v0.1.0 (/source/tasks/echo-server)
Oct 13 04:20:59.900 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:20:59.900 INFO kablam!  --> tasks/ulam-spiral-for-primes/src/main.rs:1:12
Oct 13 04:20:59.900 INFO kablam!   |
Oct 13 04:20:59.900 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:20:59.900 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:20:59.900 INFO kablam!   |
Oct 13 04:20:59.900 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:20:59.900 INFO kablam! 
Oct 13 04:20:59.972 INFO kablam!     Checking floyd-warshall-algorithm v0.1.0 (/source/tasks/floyd-warshall-algorithm)
Oct 13 04:21:00.103 INFO kablam!     Checking four-bit-adder v0.1.0 (/source/tasks/four-bit-adder)
Oct 13 04:21:01.304 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:21:01.304 INFO kablam!  --> tasks/sudoku/src/main.rs:1:12
Oct 13 04:21:01.304 INFO kablam!   |
Oct 13 04:21:01.304 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:21:01.304 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:21:01.304 INFO kablam!   |
Oct 13 04:21:01.304 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:21:01.304 INFO kablam! 
Oct 13 04:21:01.451 INFO kablam!     Checking integer-comparison v0.1.0 (/source/tasks/integer-comparison)
Oct 13 04:21:01.787 INFO kablam!     Checking define-a-primitive-data-type v0.1.0 (/source/tasks/define-a-primitive-data-type)
Oct 13 04:21:02.030 INFO kablam!     Checking standard-error v0.1.0 (/source/tasks/hello-world/standard-error)
Oct 13 04:21:02.088 INFO kablam!     Checking dns-query v0.1.0 (/source/tasks/dns-query)
Oct 13 04:21:02.846 INFO kablam!     Checking alignment v0.1.0 (/source/tasks/levenshtein-distance/alignment)
Oct 13 04:21:02.898 INFO kablam!     Checking animation v0.1.0 (/source/tasks/animation)
Oct 13 04:21:03.073 INFO kablam!     Checking formatted-numeric-output v0.1.0 (/source/tasks/formatted-numeric-output)
Oct 13 04:21:03.576 INFO kablam!     Checking tokenize-a-string v0.1.0 (/source/tasks/tokenize-a-string)
Oct 13 04:21:03.957 INFO kablam!     Checking read-entire-file v0.1.0 (/source/tasks/read-entire-file)
Oct 13 04:21:04.088 INFO kablam!     Checking delete-a-file v0.1.0 (/source/tasks/delete-a-file)
Oct 13 04:21:04.672 INFO kablam!     Checking input-loop v0.1.0 (/source/tasks/input-loop)
Oct 13 04:21:04.757 INFO kablam!     Checking rot-13 v0.1.0 (/source/tasks/rot-13)
Oct 13 04:21:04.909 INFO kablam!     Checking loop-over-multiple-arrays-simultaneously v0.1.0 (/source/tasks/loop-over-multiple-arrays-simultaneously)
Oct 13 04:21:05.273 INFO kablam!     Checking top-and-tail v0.1.0 (/source/tasks/strip-whitespace-from-a-string/top-and-tail)
Oct 13 04:21:05.505 INFO kablam!     Checking globally-replace-text-in-several-files v0.1.0 (/source/tasks/globally-replace-text-in-several-files)
Oct 13 04:21:05.724 INFO kablam!     Checking element-definition v0.1.0 (/source/tasks/singly-linked-list/element-definition)
Oct 13 04:21:06.112 INFO kablam!     Checking convert-seconds-to-compound-duration v0.1.0 (/source/tasks/convert-seconds-to-compound-duration)
Oct 13 04:21:06.129 INFO kablam!     Checking combinations v0.1.0 (/source/tasks/combinations)
Oct 13 04:21:07.264 INFO kablam!     Checking standard-deviation v0.1.0 (/source/tasks/standard-deviation)
Oct 13 04:21:07.921 INFO kablam!     Checking determine-if-only-one-instance-is-running v0.1.0 (/source/tasks/determine-if-only-one-instance-is-running)
Oct 13 04:21:08.504 INFO kablam!     Checking address-of-a-variable v0.1.0 (/source/tasks/address-of-a-variable)
Oct 13 04:21:08.928 INFO kablam!     Checking merge-sort v0.1.0 (/source/tasks/sorting-algorithms/merge-sort)
Oct 13 04:21:09.372 INFO kablam!     Checking sequence-of-non-squares v0.1.0 (/source/tasks/sequence-of-non-squares)
Oct 13 04:21:09.468 INFO kablam!     Checking assertions v0.1.0 (/source/tasks/assertions)
Oct 13 04:21:09.480 INFO kablam!     Checking proper-divisors v0.1.0 (/source/tasks/proper-divisors)
Oct 13 04:21:09.913 INFO kablam!     Checking synchronous-concurrency v0.1.0 (/source/tasks/synchronous-concurrency)
Oct 13 04:21:10.009 INFO kablam!     Checking checkpoint-synchronization v0.1.0 (/source/tasks/checkpoint-synchronization)
Oct 13 04:21:11.156 INFO kablam!     Checking collections v0.1.0 (/source/tasks/collections)
Oct 13 04:21:11.275 INFO kablam!     Checking hofstadter-q-sequence v0.1.0 (/source/tasks/hofstadter-q-sequence)
Oct 13 04:21:12.007 INFO kablam!     Checking zig-zag-matrix v0.1.0 (/source/tasks/zig-zag-matrix)
Oct 13 04:21:12.008 INFO kablam!     Checking comb-sort v0.1.0 (/source/tasks/sorting-algorithms/comb-sort)
Oct 13 04:21:12.012 INFO kablam!     Checking quine v0.1.0 (/source/tasks/quine)
Oct 13 04:21:12.072 INFO kablam!     Checking find-limit-of-recursion v0.1.0 (/source/tasks/find-limit-of-recursion)
Oct 13 04:21:13.165 INFO kablam!     Checking harshad-or-niven-series v0.1.0 (/source/tasks/harshad-or-niven-series)
Oct 13 04:21:14.100 INFO kablam!     Checking hough-transform v0.1.0 (/source/tasks/hough-transform)
Oct 13 04:21:14.149 INFO kablam!     Checking set v0.1.0 (/source/tasks/set)
Oct 13 04:21:14.655 INFO kablam!     Checking sha-1 v0.1.0 (/source/tasks/sha-1)
Oct 13 04:21:14.989 INFO kablam!     Checking ethiopian-multiplication v0.1.0 (/source/tasks/ethiopian-multiplication)
Oct 13 04:21:15.105 INFO kablam!     Checking here-document v0.1.0 (/source/tasks/here-document)
Oct 13 04:21:15.672 INFO kablam!     Checking tree-traversal v0.1.0 (/source/tasks/tree-traversal)
Oct 13 04:21:15.996 INFO kablam!     Checking traversal v0.1.0 (/source/tasks/singly-linked-list/traversal)
Oct 13 04:21:16.732 INFO kablam!     Checking happy-numbers v0.1.0 (/source/tasks/happy-numbers)
Oct 13 04:21:17.046 INFO kablam!     Checking primality-by-trial-division v0.1.0 (/source/tasks/primality-by-trial-division)
Oct 13 04:21:17.180 INFO kablam!     Checking price-fraction v0.1.0 (/source/tasks/price-fraction)
Oct 13 04:21:17.952 INFO kablam!     Checking align-columns v0.1.0 (/source/tasks/align-columns)
Oct 13 04:21:18.440 INFO kablam!     Checking return-multiple-values v0.1.0 (/source/tasks/return-multiple-values)
Oct 13 04:21:18.467 INFO kablam!     Checking ls v0.1.0 (/source/tasks/unix/ls)
Oct 13 04:21:18.536 INFO kablam!     Checking check-that-file-exists v0.1.0 (/source/tasks/check-that-file-exists)
Oct 13 04:21:18.844 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:21:18.844 INFO kablam!  --> tasks/primality-by-trial-division/src/main.rs:1:12
Oct 13 04:21:18.844 INFO kablam!   |
Oct 13 04:21:18.844 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:21:18.845 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:21:18.845 INFO kablam!   |
Oct 13 04:21:18.845 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:21:18.845 INFO kablam! 
Oct 13 04:21:19.040 INFO kablam!     Checking mutual-recursion v0.1.0 (/source/tasks/mutual-recursion)
Oct 13 04:21:19.156 INFO kablam!     Checking sockets v0.1.0 (/source/tasks/sockets)
Oct 13 04:21:19.900 INFO kablam!     Checking with-feedback-player v0.1.0 (/source/tasks/guess-the-number/with-feedback-player)
Oct 13 04:21:19.933 INFO kablam!     Checking insertion-sort v0.1.0 (/source/tasks/sorting-algorithms/insertion-sort)
Oct 13 04:21:20.373 INFO kablam!     Checking power-set v0.1.0 (/source/tasks/power-set)
Oct 13 04:21:20.844 INFO kablam!     Checking leap-year v0.1.0 (/source/tasks/leap-year)
Oct 13 04:21:21.477 INFO kablam!     Checking sort-disjoint-sublist v0.1.0 (/source/tasks/sort-disjoint-sublist)
Oct 13 04:21:21.573 INFO kablam!     Checking combinations-with-repetitions v0.1.0 (/source/tasks/combinations-with-repetitions)
Oct 13 04:21:21.865 INFO kablam!     Checking n-queens-problem v0.1.0 (/source/tasks/n-queens-problem)
Oct 13 04:21:22.164 INFO kablam!     Checking taxicab-numbers v0.1.0 (/source/tasks/taxicab-numbers)
Oct 13 04:21:22.740 INFO kablam!     Checking zero-to-the-zero-power v0.1.0 (/source/tasks/zero-to-the-zero-power)
Oct 13 04:21:23.517 INFO kablam!     Checking pascals-triangle v0.1.0 (/source/tasks/pascals-triangle)
Oct 13 04:21:23.624 INFO kablam!     Checking factors-of-an-integer v0.1.0 (/source/tasks/factors-of-an-integer)
Oct 13 04:21:23.840 INFO kablam!     Checking almost-prime v0.1.0 (/source/tasks/almost-prime)
Oct 13 04:21:24.252 INFO kablam!     Checking amicable-pairs v0.1.0 (/source/tasks/amicable-pairs)
Oct 13 04:21:25.021 INFO kablam!     Checking execute-hq9-plus v0.1.0 (/source/tasks/execute-hq9-plus)
Oct 13 04:21:25.820 INFO kablam!     Checking abstract-type v0.1.0 (/source/tasks/abstract-type)
Oct 13 04:21:27.136 INFO kablam!     Checking langtons-ant v0.1.0 (/source/tasks/langtons-ant)
Oct 13 04:21:27.207 INFO kablam!     Checking repeat v0.1.0 (/source/tasks/repeat)
Oct 13 04:21:27.338 INFO kablam!     Checking hello-world-text v0.1.0 (/source/tasks/hello-world/text)
Oct 13 04:21:27.872 INFO kablam!     Checking read-a-specific-line-from-a-file v0.1.0 (/source/tasks/read-a-specific-line-from-a-file)
Oct 13 04:21:28.409 INFO kablam!     Checking window-creation v0.1.0 (/source/tasks/window-creation)
Oct 13 04:21:29.326 INFO kablam!     Checking implementation v0.1.0 (/source/tasks/md5/implementation)
Oct 13 04:21:29.704 INFO kablam!     Checking multiplication-tables v0.1.0 (/source/tasks/multiplication-tables)
Oct 13 04:21:30.016 INFO kablam!     Checking rename-a-file v0.1.0 (/source/tasks/rename-a-file)
Oct 13 04:21:30.176 INFO kablam!     Checking binary-search v0.1.0 (/source/tasks/binary-search)
Oct 13 04:21:30.415 INFO kablam!     Checking call-an-object-method v0.1.0 (/source/tasks/call-an-object-method)
Oct 13 04:21:33.892 INFO kablam!     Checking do-while v0.1.0 (/source/tasks/loops/do-while)
Oct 13 04:21:34.153 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:21:34.153 INFO kablam!  --> tasks/md5/implementation/src/main.rs:6:12
Oct 13 04:21:34.153 INFO kablam!   |
Oct 13 04:21:34.154 INFO kablam! 6 | #![feature(iterator_step_by)]
Oct 13 04:21:34.154 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:21:34.154 INFO kablam!   |
Oct 13 04:21:34.155 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:21:34.155 INFO kablam! 
Oct 13 04:21:34.208 INFO kablam!     Checking element-insertion v0.1.0 (/source/tasks/singly-linked-list/element-insertion)
Oct 13 04:21:34.776 INFO kablam!     Checking downward-for v0.1.0 (/source/tasks/loops/downward-for)
Oct 13 04:21:35.300 INFO kablam!     Checking string-case v0.1.0 (/source/tasks/string-case)
Oct 13 04:21:36.265 INFO kablam!     Checking luhn-test-of-credit-card-numbers v0.1.0 (/source/tasks/luhn-test-of-credit-card-numbers)
Oct 13 04:21:36.308 INFO kablam!     Checking web-server v0.1.0 (/source/tasks/hello-world/web-server)
Oct 13 04:21:36.720 INFO kablam!     Checking infinity v0.1.0 (/source/tasks/infinity)
Oct 13 04:21:37.532 INFO kablam!     Checking chat-server v0.1.0 (/source/tasks/chat-server)
Oct 13 04:21:37.984 INFO kablam!     Checking map-range v0.1.0 (/source/tasks/map-range)
Oct 13 04:21:38.400 INFO kablam!     Checking sierpinski-triangle v0.1.0 (/source/tasks/sierpinski-triangle)
Oct 13 04:21:38.765 INFO kablam!     Checking caesar-cipher v0.1.0 (/source/tasks/caesar-cipher)
Oct 13 04:21:39.960 INFO kablam!     Checking line-printer v0.1.0 (/source/tasks/hello-world/line-printer)
Oct 13 04:21:40.012 INFO kablam!     Checking definition v0.1.0 (/source/tasks/queue/definition)
Oct 13 04:21:40.097 INFO kablam!     Checking reverse-words-in-a-string v0.1.0 (/source/tasks/reverse-words-in-a-string)
Oct 13 04:21:41.184 INFO kablam!     Checking even-or-odd v0.1.0 (/source/tasks/even-or-odd)
Oct 13 04:21:41.225 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:21:41.225 INFO kablam!  --> tasks/sierpinski-triangle/src/main.rs:1:12
Oct 13 04:21:41.225 INFO kablam!   |
Oct 13 04:21:41.226 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:21:41.226 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:21:41.226 INFO kablam!   |
Oct 13 04:21:41.226 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:21:41.227 INFO kablam! 
Oct 13 04:21:41.248 INFO kablam!     Checking numerical-integration v0.1.0 (/source/tasks/numerical-integration)
Oct 13 04:21:41.305 INFO kablam!     Checking associative-array-creation v0.1.0 (/source/tasks/associative-array/creation)
Oct 13 04:21:41.487 INFO kablam!     Checking s-expressions v0.1.0 (/source/tasks/s-expressions)
Oct 13 04:21:42.575 INFO kablam!     Checking fibonacci-n-step-number-sequences v0.1.0 (/source/tasks/fibonacci-n-step-number-sequences)
Oct 13 04:21:43.204 INFO kablam!     Checking 99-bottles-of-beer v0.1.0 (/source/tasks/99-bottles-of-beer)
Oct 13 04:21:43.347 INFO kablam!     Checking palindrome-detection v0.1.0 (/source/tasks/palindrome-detection)
Oct 13 04:21:43.540 INFO kablam!     Checking infinite v0.1.0 (/source/tasks/loops/infinite)
Oct 13 04:21:44.076 INFO kablam!     Checking arithmetic-mean v0.1.0 (/source/tasks/averages/arithmetic-mean)
Oct 13 04:21:44.184 INFO kablam!     Checking pancake-sort v0.1.0 (/source/tasks/sorting-algorithms/pancake-sort)
Oct 13 04:21:44.595 INFO kablam!     Checking longest-common-subsequence v0.1.0 (/source/tasks/longest-common-subsequence)
Oct 13 04:21:45.580 INFO kablam!     Checking aliquot-sequence-classifications v0.1.0 (/source/tasks/aliquot-sequence-classifications)
Oct 13 04:21:47.141 INFO kablam!     Checking enumerations v0.1.0 (/source/tasks/enumerations)
Oct 13 04:21:47.336 INFO kablam!     Checking knights-tour v0.1.0 (/source/tasks/knights-tour)
Oct 13 04:21:48.164 INFO kablam!     Checking metaprogramming v0.1.0 (/source/tasks/metaprogramming)
Oct 13 04:21:48.268 INFO kablam!     Checking maximum-triangle-path-sum v0.1.0 (/source/tasks/maximum-triangle-path-sum)
Oct 13 04:21:48.540 INFO kablam!     Checking short-circuit-evaluation v0.1.0 (/source/tasks/short-circuit-evaluation)
Oct 13 04:21:48.680 INFO kablam!     Checking empty-directory v0.1.0 (/source/tasks/empty-directory)
Oct 13 04:21:48.728 INFO kablam!     Checking truncate-a-file v0.1.0 (/source/tasks/truncate-a-file)
Oct 13 04:21:49.208 INFO kablam!     Checking fork v0.1.0 (/source/tasks/fork)
Oct 13 04:21:50.012 INFO kablam!     Checking conways-game-of-life v0.1.0 (/source/tasks/conways-game-of-life)
Oct 13 04:21:50.012 INFO kablam!     Checking newbie v0.1.0 (/source/tasks/hello-world/newbie)
Oct 13 04:21:50.191 INFO kablam!     Checking huffman-coding v0.1.0 (/source/tasks/huffman-coding)
Oct 13 04:21:50.515 INFO kablam!     Checking metered-concurrency v0.1.0 (/source/tasks/metered-concurrency)
Oct 13 04:21:51.605 INFO kablam!     Checking binary-digits v0.1.0 (/source/tasks/binary-digits)
Oct 13 04:21:51.917 INFO kablam!     Checking doubly-linked-list-element-insertion v0.1.0 (/source/tasks/doubly-linked-list/element-insertion)
Oct 13 04:21:52.380 INFO kablam!     Checking the-twelve-days-of-christmas v0.1.0 (/source/tasks/the-twelve-days-of-christmas)
Oct 13 04:21:53.107 INFO kablam!     Checking read-config-file v0.1.0 (/source/tasks/read-a-configuration-file)
Oct 13 04:21:53.396 INFO kablam!     Checking letter-frequency v0.1.0 (/source/tasks/letter-frequency)
Oct 13 04:21:53.848 INFO kablam!     Checking ackermann-function v0.1.0 (/source/tasks/ackermann-function)
Oct 13 04:21:54.672 INFO kablam!     Checking hailstone-sequence v0.1.0 (/source/tasks/hailstone-sequence)
Oct 13 04:21:55.321 INFO kablam!     Checking increment-a-numerical-string v0.1.0 (/source/tasks/increment-a-numerical-string)
Oct 13 04:21:55.604 INFO kablam!     Checking function-definition v0.1.0 (/source/tasks/function-definition)
Oct 13 04:21:56.836 INFO kablam!     Checking program-name v0.1.0 (/source/tasks/program-name)
Oct 13 04:21:58.941 INFO kablam!     Checking y-combinator v0.1.0 (/source/tasks/y-combinator)
Oct 13 04:21:59.349 INFO kablam!     Checking levenshtein-distance v0.1.0 (/source/tasks/levenshtein-distance)
Oct 13 04:22:02.036 INFO kablam!     Checking ludic-numbers v0.1.0 (/source/tasks/ludic-numbers)
Oct 13 04:22:02.276 INFO kablam!     Checking pythagorean-triples v0.1.0 (/source/tasks/pythagorean-triples)
Oct 13 04:22:02.752 INFO kablam!     Checking doubly-linked-list-element-definition v0.1.0 (/source/tasks/doubly-linked-list/element-definition)
Oct 13 04:22:03.869 INFO kablam!     Checking sort-using-a-custom-comparator v0.1.0 (/source/tasks/sort-using-a-custom-comparator)
Oct 13 04:22:04.964 INFO kablam!     Checking perfect-numbers v0.1.0 (/source/tasks/perfect-numbers)
Oct 13 04:22:05.504 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:22:05.504 INFO kablam!  --> tasks/ludic-numbers/src/main.rs:1:12
Oct 13 04:22:05.504 INFO kablam!   |
Oct 13 04:22:05.504 INFO kablam! 1 | #![feature(iterator_step_by)] // for `step_by`
Oct 13 04:22:05.504 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:22:05.504 INFO kablam!   |
Oct 13 04:22:05.504 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:22:05.504 INFO kablam! 
Oct 13 04:22:05.776 INFO kablam!     Checking magic-squares-of-odd-order v0.1.0 (/source/tasks/magic-squares-of-odd-order)
Oct 13 04:22:06.469 INFO kablam!     Checking ordered-words v0.1.0 (/source/tasks/ordered-words)
Oct 13 04:22:07.893 INFO kablam!     Checking population-count v0.1.0 (/source/tasks/population-count)
Oct 13 04:22:08.434 INFO kablam!     Checking vigenere-cipher v0.1.0 (/source/tasks/vigenere-cipher)
Oct 13 04:22:09.396 INFO kablam!     Checking stooge-sort v0.1.0 (/source/tasks/sorting-algorithms/stooge-sort)
Oct 13 04:22:10.224 INFO kablam!     Checking determine-if-a-string-is-numeric v0.1.0 (/source/tasks/determine-if-a-string-is-numeric)
Oct 13 04:22:10.865 INFO kablam!     Checking a-plus-b v0.1.0 (/source/tasks/a-plus-b)
Oct 13 04:22:12.054 INFO kablam!     Checking jaro-distance v0.1.0 (/source/tasks/jaro-distance)
Oct 13 04:22:13.168 INFO kablam!     Checking eulers-sum-of-powers-conjecture v0.1.0 (/source/tasks/eulers-sum-of-powers-conjecture)
Oct 13 04:22:13.952 INFO kablam!     Checking continue v0.1.0 (/source/tasks/loops/continue)
Oct 13 04:22:16.224 INFO kablam!     Checking real-constants-and-functions v0.1.0 (/source/tasks/real-constants-and-functions)
Oct 13 04:22:16.577 INFO kablam!     Checking root-mean-square v0.1.0 (/source/tasks/averages/root-mean-square)
Oct 13 04:22:17.632 INFO kablam!     Checking hash-join v0.1.0 (/source/tasks/hash-join)
Oct 13 04:22:18.134 INFO kablam!     Checking shell-sort v0.1.0 (/source/tasks/sorting-algorithms/shell-sort)
Oct 13 04:22:19.616 INFO kablam!     Checking fasta-format v0.1.0 (/source/tasks/fasta-format)
Oct 13 04:22:19.748 INFO kablam!     Checking execute-brainfuck v0.1.0 (/source/tasks/execute-brainfuck)
Oct 13 04:22:21.340 INFO kablam!     Checking currying v0.1.0 (/source/tasks/currying)
Oct 13 04:22:21.384 INFO kablam!     Checking fizzbuzz v0.1.0 (/source/tasks/fizzbuzz)
Oct 13 04:22:22.420 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:22:22.420 INFO kablam!  --> tasks/primality-by-trial-division/src/main.rs:1:12
Oct 13 04:22:22.420 INFO kablam!   |
Oct 13 04:22:22.420 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:22:22.420 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:22:22.440 INFO kablam!   |
Oct 13 04:22:22.440 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:22:22.440 INFO kablam! 
Oct 13 04:22:22.492 INFO kablam!     Checking anonymous-recursion v0.1.0 (/source/tasks/anonymous-recursion)
Oct 13 04:22:22.604 INFO kablam!     Checking vector-products v0.1.0 (/source/tasks/vector-products)
Oct 13 04:22:23.872 INFO kablam!     Checking greatest-element-of-a-list v0.1.0 (/source/tasks/greatest-element-of-a-list)
Oct 13 04:22:24.740 INFO kablam!     Checking nth v0.1.0 (/source/tasks/nth)
Oct 13 04:22:25.297 INFO kablam!     Checking generate-chess960-starting-position v0.1.0 (/source/tasks/generate-chess960-starting-position)
Oct 13 04:22:25.365 INFO kablam!     Checking string-matching v0.1.0 (/source/tasks/string-matching)
Oct 13 04:22:25.790 INFO kablam!     Checking apply-a-digital-filter v0.1.0 (/source/tasks/apply-a-digital-filter)
Oct 13 04:22:25.791 INFO kablam!     Checking bitwise-operations v0.1.0 (/source/tasks/bitwise-operations)
Oct 13 04:22:26.017 INFO kablam!     Checking file-size v0.1.0 (/source/tasks/file-size)
Oct 13 04:22:27.833 INFO kablam!     Checking jortsort v0.1.0 (/source/tasks/jortsort)
Oct 13 04:22:28.268 INFO kablam!     Checking csv-data-manipulation v0.1.0 (/source/tasks/csv-data-manipulation)
Oct 13 04:22:28.533 INFO kablam!     Checking fibonacci-sequence v0.1.0 (/source/tasks/fibonacci-sequence)
Oct 13 04:22:28.996 INFO kablam!     Checking execute-a-markov-algorithm v0.1.0 (/source/tasks/execute-a-markov-algorithm)
Oct 13 04:22:29.080 INFO kablam!     Checking empty-program v0.1.0 (/source/tasks/empty-program)
Oct 13 04:22:29.992 INFO kablam!     Checking sum-of-a-series v0.1.0 (/source/tasks/sum-of-a-series)
Oct 13 04:22:31.203 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:22:31.203 INFO kablam!  --> tasks/ludic-numbers/src/main.rs:1:12
Oct 13 04:22:31.203 INFO kablam!   |
Oct 13 04:22:31.203 INFO kablam! 1 | #![feature(iterator_step_by)] // for `step_by`
Oct 13 04:22:31.203 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:22:31.203 INFO kablam!   |
Oct 13 04:22:31.203 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:22:31.203 INFO kablam! 
Oct 13 04:22:33.952 INFO kablam!     Checking foreach v0.1.0 (/source/tasks/loops/foreach)
Oct 13 04:22:34.608 INFO kablam!     Checking element-wise-operations v0.1.0 (/source/tasks/element-wise-operations)
Oct 13 04:22:34.989 INFO kablam!     Checking crc-32 v0.1.0 (/source/tasks/crc-32)
Oct 13 04:22:35.762 INFO kablam!     Checking menu v0.1.0 (/source/tasks/menu)
Oct 13 04:22:36.305 INFO kablam!     Checking repeat-a-string v0.1.0 (/source/tasks/repeat-a-string)
Oct 13 04:22:38.650 INFO kablam!     Checking towers-of-hanoi v0.1.0 (/source/tasks/towers-of-hanoi)
Oct 13 04:22:38.848 INFO kablam!     Checking cocktail-sort v0.1.0 (/source/tasks/sorting-algorithms/cocktail-sort)
Oct 13 04:22:39.176 INFO kablam!     Checking graphical v0.1.0 (/source/tasks/hello-world/graphical)
Oct 13 04:22:40.464 INFO kablam!     Checking dijkstras-algorithm v0.1.0 (/source/tasks/dijkstras-algorithm)
Oct 13 04:22:40.538 INFO kablam!     Checking array-length v0.1.0 (/source/tasks/array-length)
Oct 13 04:22:41.952 INFO kablam!     Checking flatten-a-list v0.1.0 (/source/tasks/flatten-a-list)
Oct 13 04:22:41.968 INFO kablam!     Checking abc-problem v0.1.0 (/source/tasks/abc-problem)
Oct 13 04:22:42.916 INFO kablam!     Checking write-entire-file v0.1.0 (/source/tasks/write-entire-file)
Oct 13 04:22:44.104 INFO kablam!     Checking host-introspection v0.1.0 (/source/tasks/host-introspection)
Oct 13 04:22:45.598 INFO kablam!     Checking text v0.1.0 (/source/tasks/user-input/text)
Oct 13 04:22:45.750 INFO kablam!     Checking obtain-a-y-or-n-response v0.1.0 (/source/tasks/keyboard-input/obtain-a-y-or-n-response)
Oct 13 04:22:45.984 INFO kablam!     Checking comments v0.1.0 (/source/tasks/comments)
Oct 13 04:22:47.447 INFO kablam!     Checking string-interpolation-included v0.1.0 (/source/tasks/string-interpolation-included)
Oct 13 04:22:47.464 INFO kablam!     Checking 0-1 v0.1.0 (/source/tasks/knapsack-problem/0-1)
Oct 13 04:22:53.612 INFO kablam!     Checking n-plus-one-half v0.1.0 (/source/tasks/loops/n-plus-one-half)
Oct 13 04:22:54.618 INFO kablam!     Checking count-in-octal v0.1.0 (/source/tasks/count-in-octal)
Oct 13 04:22:54.760 INFO kablam!     Checking greatest-subsequential-sum v0.1.0 (/source/tasks/greatest-subsequential-sum)
Oct 13 04:22:54.816 INFO kablam!     Checking remove-duplicate-elements v0.1.0 (/source/tasks/remove-duplicate-elements)
Oct 13 04:22:57.120 INFO kablam!     Checking josephus-problem v0.1.0 (/source/tasks/josephus-problem)
Oct 13 04:22:57.154 INFO kablam!     Checking for v0.1.0 (/source/tasks/loops/for)
Oct 13 04:22:59.240 INFO kablam!     Checking factorial v0.1.0 (/source/tasks/factorial)
Oct 13 04:22:59.599 INFO kablam!     Checking decode v0.1.0 (/source/tasks/roman-numerals/decode)
Oct 13 04:22:59.966 INFO kablam!     Checking newline-omission v0.1.0 (/source/tasks/hello-world/newline-omission)
Oct 13 04:23:00.154 INFO kablam!     Checking higher-order-functions v0.1.0 (/source/tasks/higher-order-functions)
Oct 13 04:23:04.450 INFO kablam!     Checking wireworld v0.1.0 (/source/tasks/wireworld)
Oct 13 04:23:06.301 INFO kablam!     Checking boolean-values v0.1.0 (/source/tasks/boolean-values)
Oct 13 04:23:08.536 INFO kablam!     Checking sleep v0.1.0 (/source/tasks/sleep)
Oct 13 04:23:09.769 INFO kablam!     Checking case-sensitivity-of-identifiers v0.1.0 (/source/tasks/case-sensitivity-of-identifiers)
Oct 13 04:23:11.012 INFO kablam!     Checking value-capture v0.1.0 (/source/tasks/closures/value-capture)
Oct 13 04:23:11.496 INFO kablam!     Checking create-a-file v0.1.0 (/source/tasks/create-a-file)
Oct 13 04:23:12.120 INFO kablam!     Checking mouse-position v0.1.0 (/source/tasks/mouse-position)
Oct 13 04:23:12.856 INFO kablam!     Checking apply-a-callback-to-an-array v0.1.0 (/source/tasks/apply-a-callback-to-an-array)
Oct 13 04:23:13.581 INFO kablam!     Checking search-a-list v0.1.0 (/source/tasks/search-a-list)
Oct 13 04:23:14.480 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:23:14.480 INFO kablam!  --> tasks/sierpinski-triangle/src/main.rs:1:12
Oct 13 04:23:14.480 INFO kablam!   |
Oct 13 04:23:14.480 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:23:14.480 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:23:14.480 INFO kablam!   |
Oct 13 04:23:14.480 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:23:14.480 INFO kablam! 
Oct 13 04:23:18.737 INFO kablam!     Checking command-line-arguments v0.1.0 (/source/tasks/command-line-arguments)
Oct 13 04:23:19.362 INFO kablam!     Checking unicode-variable-names v0.1.0 (/source/tasks/unicode-variable-names)
Oct 13 04:23:21.351 INFO kablam!     Checking sieve-of-eratosthenes v0.1.0 (/source/tasks/sieve-of-eratosthenes)
Oct 13 04:23:21.664 INFO kablam!     Checking sleep-sort v0.1.0 (/source/tasks/sorting-algorithms/sleep-sort)
Oct 13 04:23:22.964 INFO kablam!     Checking catalan-numbers v0.1.0 (/source/tasks/catalan-numbers)
Oct 13 04:23:23.970 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:23:23.970 INFO kablam!  --> tasks/sieve-of-eratosthenes/src/main.rs:1:12
Oct 13 04:23:23.970 INFO kablam!   |
Oct 13 04:23:23.971 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:23:23.971 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:23:23.971 INFO kablam!   |
Oct 13 04:23:23.972 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:23:23.972 INFO kablam! 
Oct 13 04:23:24.500 INFO kablam!     Checking associative-array-iteration v0.1.0 (/source/tasks/associative-array/iteration)
Oct 13 04:23:27.230 INFO kablam!     Checking selection-sort v0.1.0 (/source/tasks/sorting-algorithms/selection-sort)
Oct 13 04:23:27.780 INFO kablam!     Checking environment-variables v0.1.0 (/source/tasks/environment-variables)
Oct 13 04:23:28.228 INFO kablam!     Checking cartesian-product-of-two-or-more-lists v0.1.0 (/source/tasks/cartesian-product-of-two-or-more-lists)
Oct 13 04:23:30.449 INFO kablam!     Checking comma-quibbling v0.1.0 (/source/tasks/comma-quibbling)
Oct 13 04:23:31.884 INFO kablam!     Checking character-codes v0.1.0 (/source/tasks/character-codes)
Oct 13 04:23:31.916 INFO kablam!     Checking benfords-law v0.1.0 (/source/tasks/benfords-law)
Oct 13 04:23:34.517 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:23:34.517 INFO kablam!  --> tasks/sudoku/src/main.rs:1:12
Oct 13 04:23:34.517 INFO kablam!   |
Oct 13 04:23:34.517 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:23:34.518 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:23:34.518 INFO kablam!   |
Oct 13 04:23:34.518 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:23:34.518 INFO kablam! 
Oct 13 04:23:36.608 INFO kablam!     Checking copy-a-string v0.1.0 (/source/tasks/copy-a-string)
Oct 13 04:23:39.669 INFO kablam!     Checking quicksort v0.1.0 (/source/tasks/sorting-algorithms/quicksort)
Oct 13 04:23:40.157 INFO kablam!     Checking sum-multiples-of-3-and-5 v0.1.0 (/source/tasks/sum-multiples-of-3-and-5)
Oct 13 04:23:42.440 INFO kablam!     Checking radix-sort v0.1.0 (/source/tasks/sorting-algorithms/radix-sort)
Oct 13 04:23:44.002 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:23:44.002 INFO kablam!  --> tasks/ulam-spiral-for-primes/src/main.rs:1:12
Oct 13 04:23:44.003 INFO kablam!   |
Oct 13 04:23:44.003 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:23:44.003 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:23:44.003 INFO kablam!   |
Oct 13 04:23:44.004 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:23:44.004 INFO kablam! 
Oct 13 04:23:45.052 INFO kablam!     Checking for-with-a-specified-step v0.1.0 (/source/tasks/loops/for-with-a-specified-step)
Oct 13 04:23:45.568 INFO kablam!     Checking sum-and-product-of-an-array v0.1.0 (/source/tasks/sum-and-product-of-an-array)
Oct 13 04:23:47.372 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:23:47.372 INFO kablam!  --> tasks/loops/for-with-a-specified-step/src/main.rs:1:12
Oct 13 04:23:47.372 INFO kablam!   |
Oct 13 04:23:47.372 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:23:47.372 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:23:47.372 INFO kablam!   |
Oct 13 04:23:47.372 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:23:47.372 INFO kablam! 
Oct 13 04:23:48.444 INFO kablam!     Checking gnome-sort v0.1.0 (/source/tasks/sorting-algorithms/gnome-sort)
Oct 13 04:23:49.552 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:23:49.552 INFO kablam!  --> tasks/md5/implementation/src/main.rs:6:12
Oct 13 04:23:49.552 INFO kablam!   |
Oct 13 04:23:49.552 INFO kablam! 6 | #![feature(iterator_step_by)]
Oct 13 04:23:49.552 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:23:49.552 INFO kablam!   |
Oct 13 04:23:49.552 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:23:49.552 INFO kablam! 
Oct 13 04:23:52.440 INFO kablam!     Checking integer v0.1.0 (/source/tasks/arithmetic/integer)
Oct 13 04:23:54.804 INFO kablam!     Checking gray-code v0.1.0 (/source/tasks/gray-code)
Oct 13 04:23:58.572 INFO kablam!     Checking counting-sort v0.1.0 (/source/tasks/sorting-algorithms/counting-sort)
Oct 13 04:24:02.577 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:24:02.577 INFO kablam!  --> tasks/the-isaac-cipher/src/main.rs:2:12
Oct 13 04:24:02.578 INFO kablam!   |
Oct 13 04:24:02.578 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 13 04:24:02.578 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:24:02.588 INFO kablam!   |
Oct 13 04:24:02.589 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:24:02.589 INFO kablam! 
Oct 13 04:24:02.646 INFO kablam!     Checking bubble-sort v0.1.0 (/source/tasks/sorting-algorithms/bubble-sort)
Oct 13 04:24:03.316 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:24:03.316 INFO kablam!  --> tasks/loops/for-with-a-specified-step/src/main.rs:1:12
Oct 13 04:24:03.316 INFO kablam!   |
Oct 13 04:24:03.316 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:24:03.316 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:24:03.316 INFO kablam!   |
Oct 13 04:24:03.316 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:24:03.316 INFO kablam! 
Oct 13 04:24:08.647 INFO kablam!     Checking check-output-device-is-a-terminal v0.1.0 (/source/tasks/check-output-device-is-a-terminal)
Oct 13 04:24:09.406 INFO kablam!     Checking call-a-foreign-language-function v0.1.0 (/source/tasks/call-a-foreign-language-function)
Oct 13 04:24:09.646 INFO kablam!     Checking use-another-language-to-call-a-function v0.1.0 (/source/tasks/use-another-language-to-call-a-function)
Oct 13 04:24:10.265 INFO kablam!     Checking check-input-device-is-a-terminal v0.1.0 (/source/tasks/check-input-device-is-a-terminal)
Oct 13 04:24:10.767 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:24:10.768 INFO kablam!  --> tasks/sieve-of-eratosthenes/src/main.rs:1:12
Oct 13 04:24:10.769 INFO kablam!   |
Oct 13 04:24:10.769 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:24:10.770 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:24:10.792 INFO kablam!   |
Oct 13 04:24:10.793 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:24:10.794 INFO kablam! 
Oct 13 04:24:12.905 INFO kablam!     Checking bmp v0.4.0
Oct 13 04:24:13.089 INFO kablam!    Compiling x11-dl v2.18.0
Oct 13 04:24:13.136 INFO kablam!     Checking schedule_recv v0.1.0
Oct 13 04:24:13.370 INFO kablam!     Checking proc-macro2 v0.4.8
Oct 13 04:24:13.513 INFO kablam!     Checking pernicious-numbers v0.1.0 (/source/tasks/pernicious-numbers)
Oct 13 04:24:17.872 INFO kablam!     Checking reverse-a-string v0.1.0 (/source/tasks/reverse-a-string)
Oct 13 04:24:18.842 INFO kablam!     Checking rand v0.5.4
Oct 13 04:24:19.041 INFO kablam!     Checking fibonacci-word v0.1.0 (/source/tasks/fibonacci-word)
Oct 13 04:24:21.538 INFO kablam!     Checking look-and-say-sequence v0.1.0 (/source/tasks/look-and-say-sequence)
Oct 13 04:24:24.484 INFO kablam!     Checking system-time v0.1.0 (/source/tasks/system-time)
Oct 13 04:24:24.544 INFO kablam!     Checking events v0.1.0 (/source/tasks/events)
Oct 13 04:24:24.652 INFO kablam!     Checking show-the-epoch v0.1.0 (/source/tasks/show-the-epoch)
Oct 13 04:24:26.113 INFO kablam!     Checking handle-a-signal v0.1.0 (/source/tasks/handle-a-signal)
Oct 13 04:24:28.048 INFO kablam!     Checking archimedean-spiral v0.1.0 (/source/tasks/archimedean-spiral)
Oct 13 04:24:29.620 INFO kablam!     Checking num-complex v0.2.0
Oct 13 04:24:30.016 INFO kablam!     Checking semver v0.9.0
Oct 13 04:24:30.088 INFO kablam!     Checking csv v1.0.0
Oct 13 04:24:31.296 INFO kablam!     Checking sha-256 v0.1.0 (/source/tasks/sha-256)
Oct 13 04:24:32.113 INFO kablam!    Compiling glutin v0.17.0
Oct 13 04:24:32.149 INFO kablam!    Compiling glium v0.22.0
Oct 13 04:24:32.613 INFO kablam!     Checking num-bigint v0.2.0
Oct 13 04:24:34.689 INFO kablam!     Checking num-rational v0.1.42
Oct 13 04:24:34.781 INFO kablam!     Checking include-a-file v0.1.0 (/source/tasks/include-a-file)
Oct 13 04:24:35.758 INFO kablam!     Checking url-parser v0.1.0 (/source/tasks/url-parser)
Oct 13 04:24:44.292 INFO kablam!     Checking quote v0.6.3
Oct 13 04:24:44.360 INFO kablam!     Checking tempfile v3.0.3
Oct 13 04:24:46.432 INFO kablam!     Checking linear-congruential-generator v0.1.0 (/source/tasks/linear-congruential-generator)
Oct 13 04:24:46.685 INFO kablam!     Checking write-a-ppm-file v0.1.0 (/source/tasks/bitmap/write-a-ppm-file)
Oct 13 04:24:47.238 INFO kablam!     Checking forest-fire v0.1.0 (/source/tasks/forest-fire)
Oct 13 04:24:48.984 INFO kablam!     Checking device v0.1.0 (/source/tasks/random-number-generator/device)
Oct 13 04:24:49.517 INFO kablam!     Checking average-loop-length v0.1.0 (/source/tasks/average-loop-length)
Oct 13 04:24:49.761 INFO kablam!     Checking balanced-brackets v0.1.0 (/source/tasks/balanced-brackets)
Oct 13 04:24:50.293 INFO kablam!     Checking rock-paper-scissors v0.1.0 (/source/tasks/rock-paper-scissors)
Oct 13 04:24:50.474 INFO kablam!     Checking concurrent-computing v0.1.0 (/source/tasks/concurrent-computing)
Oct 13 04:24:52.224 INFO kablam!     Checking knuth-shuffle v0.1.0 (/source/tasks/knuth-shuffle)
Oct 13 04:24:53.100 INFO kablam!     Checking dutch-national-flag-problem v0.1.0 (/source/tasks/dutch-national-flag-problem)
Oct 13 04:24:53.208 INFO kablam!     Checking bulls-and-cows v0.1.0 (/source/tasks/bulls-and-cows)
Oct 13 04:24:54.264 INFO kablam!     Checking atomic-updates v0.1.0 (/source/tasks/atomic-updates)
Oct 13 04:24:54.684 INFO kablam!     Checking 15-puzzle-game v0.1.0 (/source/tasks/15-puzzle-game)
Oct 13 04:24:54.956 INFO kablam!     Checking 2048 v0.1.0 (/source/tasks/2048)
Oct 13 04:24:57.513 INFO kablam!     Checking guess-the-number v0.1.0 (/source/tasks/guess-the-number)
Oct 13 04:24:59.016 INFO kablam!     Checking flipping-bits-game v0.1.0 (/source/tasks/flipping-bits-game)
Oct 13 04:24:59.616 INFO kablam!     Checking unbias-a-random-generator v0.1.0 (/source/tasks/unbias-a-random-generator)
Oct 13 04:25:00.016 INFO kablam!     Checking 24-game v0.1.0 (/source/tasks/24-game)
Oct 13 04:25:00.048 INFO kablam!     Checking one-of-n-lines-in-a-file v0.1.0 (/source/tasks/one-of-n-lines-in-a-file)
Oct 13 04:25:00.108 INFO kablam!     Checking best-shuffle v0.1.0 (/source/tasks/best-shuffle)
Oct 13 04:25:00.584 INFO kablam!     Checking pick-random-element v0.1.0 (/source/tasks/pick-random-element)
Oct 13 04:25:03.424 INFO kablam!     Checking playing-cards v0.1.0 (/source/tasks/playing-cards)
Oct 13 04:25:03.469 INFO kablam!     Checking probabilistic-choice v0.1.0 (/source/tasks/probabilistic-choice)
Oct 13 04:25:03.472 INFO kablam!     Checking nested v0.1.0 (/source/tasks/loops/nested)
Oct 13 04:25:04.424 INFO kablam!     Checking tic-tac-toe v0.1.0 (/source/tasks/tic-tac-toe)
Oct 13 04:25:04.453 INFO kablam!     Checking break v0.1.0 (/source/tasks/loops/break)
Oct 13 04:25:06.112 INFO kablam!     Checking with-feedback v0.1.0 (/source/tasks/guess-the-number/with-feedback)
Oct 13 04:25:07.026 INFO kablam!     Checking k-d-tree v0.1.0 (/source/tasks/k-d-tree)
Oct 13 04:25:08.314 INFO kablam!     Checking random-numbers v0.1.0 (/source/tasks/random-numbers)
Oct 13 04:25:08.837 INFO kablam!     Checking nth-root v0.1.0 (/source/tasks/nth-root)
Oct 13 04:25:10.145 INFO kablam!     Checking penneys-game v0.1.0 (/source/tasks/penneys-game)
Oct 13 04:25:10.439 INFO kablam!     Checking constrained-random-points-on-a-circle v0.1.0 (/source/tasks/constrained-random-points-on-a-circle)
Oct 13 04:25:11.176 INFO kablam!     Checking bogosort v0.1.0 (/source/tasks/sorting-algorithms/bogosort)
Oct 13 04:25:14.431 INFO kablam!     Checking monte-carlo-methods v0.1.0 (/source/tasks/monte-carlo-methods)
Oct 13 04:25:15.244 INFO kablam!     Checking evolutionary-algorithm v0.1.0 (/source/tasks/evolutionary-algorithm)
Oct 13 04:25:18.528 INFO kablam!     Checking basic v0.1.0 (/source/tasks/statistics/basic)
Oct 13 04:25:27.627 INFO kablam!    Compiling structopt-derive v0.2.10
Oct 13 04:25:27.712 INFO kablam!    Compiling factorial-macro v1.0.0 (/source/tasks/compile-time-calculation/factorial-macro)
Oct 13 04:25:30.108 INFO kablam!     Checking public-point-to-address v0.1.0 (/source/tasks/bitcoin/public-point-to-address)
Oct 13 04:25:30.888 INFO kablam!     Checking address-validation v0.1.0 (/source/tasks/bitcoin/address-validation)
Oct 13 04:25:31.148 INFO kablam!     Checking md5 v0.1.0 (/source/tasks/md5)
Oct 13 04:25:31.380 INFO kablam!     Checking ripemd-160 v0.1.0 (/source/tasks/ripemd-160)
Oct 13 04:25:37.181 INFO kablam!     Checking error-chain v0.12.0
Oct 13 04:25:37.621 INFO kablam!     Checking png v0.12.0
Oct 13 04:25:38.908 INFO kablam!     Checking alga v0.7.0
Oct 13 04:25:40.256 INFO kablam!     Checking day-of-the-week v0.1.0 (/source/tasks/day-of-the-week)
Oct 13 04:25:40.756 INFO kablam!     Checking date-format v0.1.0 (/source/tasks/date-format)
Oct 13 04:25:42.300 INFO kablam!     Checking five-weekends v0.1.0 (/source/tasks/five-weekends)
Oct 13 04:25:45.241 INFO kablam!     Checking take-notes-on-the-command-line v0.1.0 (/source/tasks/take-notes-on-the-command-line)
Oct 13 04:25:45.444 INFO kablam!     Checking discordian-date v0.1.0 (/source/tasks/discordian-date)
Oct 13 04:25:49.253 INFO kablam!     Checking env_logger v0.5.10
Oct 13 04:25:49.464 INFO kablam!     Checking fix-code-tags v0.1.0 (/source/tasks/rosetta-code/fix-code-tags)
Oct 13 04:25:49.860 INFO kablam!     Checking recursively v0.1.0 (/source/tasks/walk-a-directory/recursively)
Oct 13 04:25:49.956 INFO kablam!     Checking range-expansion v0.1.0 (/source/tasks/range-expansion)
Oct 13 04:25:50.630 INFO kablam!     Checking find-bare-lang-tags v0.1.0 (/source/tasks/rosetta-code/find-bare-lang-tags)
Oct 13 04:25:56.200 INFO kablam!     Checking sparkline-in-unicode v0.1.0 (/source/tasks/sparkline-in-unicode)
Oct 13 04:26:02.106 INFO kablam!     Checking num-rational v0.2.1
Oct 13 04:26:02.810 INFO kablam!     Checking deal-cards-for-free-cell v0.1.0 (/source/tasks/deal-cards-for-freecell)
Oct 13 04:26:04.250 INFO kablam!     Checking syn v0.14.4
Oct 13 04:26:07.146 INFO kablam!     Checking json v0.1.0 (/source/tasks/json)
Oct 13 04:26:07.911 INFO kablam!     Checking visualize-a-tree v0.1.0 (/source/tasks/visualize-a-tree)
Oct 13 04:26:10.302 INFO kablam!     Checking jpeg-decoder v0.1.15
Oct 13 04:26:13.088 INFO kablam!     Checking parallel-calculations v0.1.0 (/source/tasks/parallel-calculations)
Oct 13 04:26:15.204 INFO kablam!     Checking cargo_metadata v0.6.0
Oct 13 04:26:16.877 INFO kablam!     Checking compile-time-calculation v0.1.0 (/source/tasks/compile-time-calculation)
Oct 13 04:26:17.332 INFO kablam! error[E0557]: feature has been removed
Oct 13 04:26:17.332 INFO kablam!  --> tasks/compile-time-calculation/src/main.rs:1:12
Oct 13 04:26:17.332 INFO kablam!   |
Oct 13 04:26:17.332 INFO kablam! 1 | #![feature(proc_macro_non_items)]
Oct 13 04:26:17.332 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^
Oct 13 04:26:17.332 INFO kablam!   |
Oct 13 04:26:17.332 INFO kablam! note: subsumed by `#![feature(proc_macro_hygiene)]`
Oct 13 04:26:17.332 INFO kablam!  --> tasks/compile-time-calculation/src/main.rs:1:12
Oct 13 04:26:17.332 INFO kablam!   |
Oct 13 04:26:17.332 INFO kablam! 1 | #![feature(proc_macro_non_items)]
Oct 13 04:26:17.332 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^
Oct 13 04:26:17.332 INFO kablam! 
Oct 13 04:26:18.652 INFO kablam! error[E0557]: feature has been removed
Oct 13 04:26:18.652 INFO kablam!  --> tasks/compile-time-calculation/src/main.rs:1:12
Oct 13 04:26:18.652 INFO kablam!   |
Oct 13 04:26:18.652 INFO kablam! 1 | #![feature(proc_macro_non_items)]
Oct 13 04:26:18.652 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^
Oct 13 04:26:18.652 INFO kablam!   |
Oct 13 04:26:18.652 INFO kablam! note: subsumed by `#![feature(proc_macro_hygiene)]`
Oct 13 04:26:18.652 INFO kablam!  --> tasks/compile-time-calculation/src/main.rs:1:12
Oct 13 04:26:18.652 INFO kablam!   |
Oct 13 04:26:18.652 INFO kablam! 1 | #![feature(proc_macro_non_items)]
Oct 13 04:26:18.652 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^
Oct 13 04:26:18.652 INFO kablam! 
Oct 13 04:26:20.148 INFO kablam!     Checking structopt v0.2.10
Oct 13 04:26:20.320 INFO kablam! error[E0658]: procedural macros cannot be expanded to expressions (see issue #54727)
Oct 13 04:26:20.321 INFO kablam!   --> tasks/compile-time-calculation/src/main.rs:10:20
Oct 13 04:26:20.321 INFO kablam!    |
Oct 13 04:26:20.321 INFO kablam! 10 |     println!("{}", factorial!(10));
Oct 13 04:26:20.321 INFO kablam!    |                    ^^^^^^^^^^^^^^
Oct 13 04:26:20.321 INFO kablam!    |
Oct 13 04:26:20.321 INFO kablam!    = help: add #![feature(proc_macro_hygiene)] to the crate attributes to enable
Oct 13 04:26:20.321 INFO kablam! 
Oct 13 04:26:20.321 INFO kablam! error: aborting due to 2 previous errors
Oct 13 04:26:20.336 INFO kablam! 
Oct 13 04:26:20.336 INFO kablam! Some errors occurred: E0557, E0658.
Oct 13 04:26:20.337 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Oct 13 04:26:20.393 INFO kablam! error: Could not compile `compile-time-calculation`.
Oct 13 04:26:20.393 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 13 04:26:20.576 INFO kablam! error[E0658]: procedural macros cannot be expanded to expressions (see issue #54727)
Oct 13 04:26:20.576 INFO kablam!   --> tasks/compile-time-calculation/src/main.rs:10:20
Oct 13 04:26:20.576 INFO kablam!    |
Oct 13 04:26:20.576 INFO kablam! 10 |     println!("{}", factorial!(10));
Oct 13 04:26:20.576 INFO kablam!    |                    ^^^^^^^^^^^^^^
Oct 13 04:26:20.576 INFO kablam!    |
Oct 13 04:26:20.576 INFO kablam!    = help: add #![feature(proc_macro_hygiene)] to the crate attributes to enable
Oct 13 04:26:20.576 INFO kablam! 
Oct 13 04:26:21.392 INFO kablam! error[E0658]: procedural macros cannot be expanded to expressions (see issue #54727)
Oct 13 04:26:21.392 INFO kablam!   --> tasks/compile-time-calculation/src/main.rs:18:16
Oct 13 04:26:21.392 INFO kablam!    |
Oct 13 04:26:21.392 INFO kablam! 18 |     assert_eq!(factorial!(10), 3628800);
Oct 13 04:26:21.392 INFO kablam!    |                ^^^^^^^^^^^^^^
Oct 13 04:26:21.392 INFO kablam!    |
Oct 13 04:26:21.392 INFO kablam!    = help: add #![feature(proc_macro_hygiene)] to the crate attributes to enable
Oct 13 04:26:21.392 INFO kablam! 
Oct 13 04:26:21.396 INFO kablam! error: aborting due to 3 previous errors
Oct 13 04:26:21.396 INFO kablam! 
Oct 13 04:26:21.396 INFO kablam! Some errors occurred: E0557, E0658.
Oct 13 04:26:21.396 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Oct 13 04:26:21.452 INFO kablam! error: Could not compile `compile-time-calculation`.
Oct 13 04:26:21.452 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 13 04:26:30.515 INFO kablam! error: build failed
Oct 13 04:26:30.517 INFO kablam! su: No module specific data is present
Oct 13 04:26:31.934 INFO running `"docker" "rm" "-f" "7dbd5c53504d3967069dcc53d4f495500bac16f233e9372156bce87cd39b8123"`
Oct 13 04:26:32.273 INFO blam! 7dbd5c53504d3967069dcc53d4f495500bac16f233e9372156bce87cd39b8123