./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5b36d44f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e96d8d92db1667c6f6142560a7fad2417327f7e06eb532366f9ad7d4ddd7d1f5 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 09:45:49,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 09:45:49,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 09:45:49,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 09:45:49,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 09:45:49,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 09:45:49,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 09:45:49,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 09:45:49,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 09:45:49,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 09:45:49,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 09:45:49,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 09:45:49,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 09:45:49,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 09:45:49,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 09:45:49,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 09:45:49,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 09:45:49,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 09:45:49,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 09:45:49,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 09:45:49,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 09:45:49,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 09:45:49,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 09:45:49,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 09:45:49,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 09:45:49,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 09:45:49,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 09:45:49,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 09:45:49,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 09:45:49,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 09:45:49,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 09:45:49,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 09:45:49,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 09:45:49,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 09:45:49,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 09:45:49,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 09:45:49,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 09:45:49,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 09:45:49,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 09:45:49,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 09:45:49,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 09:45:49,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 09:45:50,025 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 09:45:50,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 09:45:50,026 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 09:45:50,026 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 09:45:50,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 09:45:50,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 09:45:50,027 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 09:45:50,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 09:45:50,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 09:45:50,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 09:45:50,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 09:45:50,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 09:45:50,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 09:45:50,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 09:45:50,029 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 09:45:50,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 09:45:50,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 09:45:50,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 09:45:50,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 09:45:50,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 09:45:50,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 09:45:50,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 09:45:50,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 09:45:50,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 09:45:50,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 09:45:50,031 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 09:45:50,031 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 09:45:50,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 09:45:50,031 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 09:45:50,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e96d8d92db1667c6f6142560a7fad2417327f7e06eb532366f9ad7d4ddd7d1f5 [2021-11-07 09:45:50,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 09:45:50,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 09:45:50,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 09:45:50,336 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 09:45:50,337 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 09:45:50,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i [2021-11-07 09:45:50,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fbd9b0fe/1b1836e134c24b1aadfca1f8577522b9/FLAGb42093e73 [2021-11-07 09:45:51,014 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 09:45:51,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i [2021-11-07 09:45:51,051 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fbd9b0fe/1b1836e134c24b1aadfca1f8577522b9/FLAGb42093e73 [2021-11-07 09:45:51,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fbd9b0fe/1b1836e134c24b1aadfca1f8577522b9 [2021-11-07 09:45:51,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 09:45:51,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 09:45:51,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 09:45:51,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 09:45:51,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 09:45:51,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:45:51" (1/1) ... [2021-11-07 09:45:51,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e5c341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:51, skipping insertion in model container [2021-11-07 09:45:51,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:45:51" (1/1) ... [2021-11-07 09:45:51,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 09:45:51,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 09:45:51,750 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i[4500,4513] [2021-11-07 09:45:51,756 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i[4560,4573] [2021-11-07 09:45:51,770 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 09:45:51,775 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 09:45:52,285 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,288 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,290 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,291 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,294 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,308 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,309 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,310 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,311 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,312 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,313 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,313 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,314 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,519 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 09:45:52,520 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 09:45:52,521 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 09:45:52,522 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 09:45:52,523 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 09:45:52,523 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 09:45:52,524 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 09:45:52,524 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 09:45:52,525 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 09:45:52,525 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 09:45:52,629 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 09:45:52,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 09:45:52,686 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 09:45:52,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i[4500,4513] [2021-11-07 09:45:52,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i[4560,4573] [2021-11-07 09:45:52,710 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 09:45:52,711 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 09:45:52,750 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,751 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,752 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,753 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,755 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,778 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,778 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,779 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,779 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,780 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,780 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,780 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,780 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 09:45:52,833 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 09:45:52,834 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 09:45:52,834 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 09:45:52,835 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 09:45:52,835 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 09:45:52,836 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 09:45:52,836 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 09:45:52,836 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 09:45:52,837 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 09:45:52,837 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 09:45:52,854 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 09:45:52,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 09:45:52,996 INFO L208 MainTranslator]: Completed translation [2021-11-07 09:45:52,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52 WrapperNode [2021-11-07 09:45:52,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 09:45:52,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 09:45:52,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 09:45:52,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 09:45:53,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (1/1) ... [2021-11-07 09:45:53,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (1/1) ... [2021-11-07 09:45:53,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 09:45:53,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 09:45:53,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 09:45:53,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 09:45:53,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (1/1) ... [2021-11-07 09:45:53,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (1/1) ... [2021-11-07 09:45:53,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (1/1) ... [2021-11-07 09:45:53,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (1/1) ... [2021-11-07 09:45:53,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (1/1) ... [2021-11-07 09:45:53,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (1/1) ... [2021-11-07 09:45:53,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (1/1) ... [2021-11-07 09:45:53,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 09:45:53,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 09:45:53,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 09:45:53,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 09:45:53,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (1/1) ... [2021-11-07 09:45:53,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 09:45:53,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:45:53,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 09:45:53,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 09:45:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 09:45:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 09:45:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 09:45:53,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 09:45:53,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 09:45:53,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 09:45:53,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 09:45:53,566 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 09:45:53,567 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-11-07 09:45:53,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:45:53 BoogieIcfgContainer [2021-11-07 09:45:53,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 09:45:53,570 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 09:45:53,570 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 09:45:53,573 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 09:45:53,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 09:45:51" (1/3) ... [2021-11-07 09:45:53,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20787fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:45:53, skipping insertion in model container [2021-11-07 09:45:53,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:45:52" (2/3) ... [2021-11-07 09:45:53,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20787fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:45:53, skipping insertion in model container [2021-11-07 09:45:53,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:45:53" (3/3) ... [2021-11-07 09:45:53,575 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_linked_list_node_reset_harness-1.i [2021-11-07 09:45:53,579 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 09:45:53,579 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-07 09:45:53,610 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 09:45:53,615 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 09:45:53,615 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-07 09:45:53,625 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 28 states have (on average 1.5) internal successors, (42), 30 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:53,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-07 09:45:53,629 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:45:53,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:45:53,630 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:45:53,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:45:53,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1935931966, now seen corresponding path program 1 times [2021-11-07 09:45:53,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:45:53,640 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198978160] [2021-11-07 09:45:53,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:45:53,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:45:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:45:53,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:53,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:45:53,867 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198978160] [2021-11-07 09:45:53,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198978160] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 09:45:53,868 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 09:45:53,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 09:45:53,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515615912] [2021-11-07 09:45:53,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 09:45:53,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 09:45:53,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:45:53,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 09:45:53,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 09:45:53,891 INFO L87 Difference]: Start difference. First operand has 31 states, 28 states have (on average 1.5) internal successors, (42), 30 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:53,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:45:53,901 INFO L93 Difference]: Finished difference Result 59 states and 80 transitions. [2021-11-07 09:45:53,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 09:45:53,903 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-07 09:45:53,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:45:53,908 INFO L225 Difference]: With dead ends: 59 [2021-11-07 09:45:53,908 INFO L226 Difference]: Without dead ends: 26 [2021-11-07 09:45:53,910 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.03ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 09:45:53,914 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.60ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-07 09:45:53,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.60ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-07 09:45:53,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2021-11-07 09:45:53,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2021-11-07 09:45:53,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 24 states have (on average 1.25) internal successors, (30), 25 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:53,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2021-11-07 09:45:53,941 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 30 transitions. Word has length 10 [2021-11-07 09:45:53,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:45:53,942 INFO L470 AbstractCegarLoop]: Abstraction has 26 states and 30 transitions. [2021-11-07 09:45:53,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:53,945 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2021-11-07 09:45:53,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-07 09:45:53,945 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:45:53,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:45:53,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 09:45:53,947 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:45:53,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:45:53,949 INFO L85 PathProgramCache]: Analyzing trace with hash 712013687, now seen corresponding path program 1 times [2021-11-07 09:45:53,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:45:53,955 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233128579] [2021-11-07 09:45:53,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:45:53,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:45:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:45:54,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:54,040 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:45:54,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233128579] [2021-11-07 09:45:54,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233128579] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 09:45:54,041 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 09:45:54,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 09:45:54,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156171557] [2021-11-07 09:45:54,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 09:45:54,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 09:45:54,042 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:45:54,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 09:45:54,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 09:45:54,043 INFO L87 Difference]: Start difference. First operand 26 states and 30 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:54,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:45:54,075 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2021-11-07 09:45:54,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 09:45:54,075 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-07 09:45:54,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:45:54,076 INFO L225 Difference]: With dead ends: 42 [2021-11-07 09:45:54,076 INFO L226 Difference]: Without dead ends: 33 [2021-11-07 09:45:54,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.05ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 09:45:54,077 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 13 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.06ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.04ms IncrementalHoareTripleChecker+Time [2021-11-07 09:45:54,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 74 Invalid, 20 Unknown, 0 Unchecked, 1.06ms Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 19.04ms Time] [2021-11-07 09:45:54,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-11-07 09:45:54,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 27. [2021-11-07 09:45:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 25 states have (on average 1.2) internal successors, (30), 26 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:54,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2021-11-07 09:45:54,082 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 13 [2021-11-07 09:45:54,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:45:54,082 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2021-11-07 09:45:54,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:54,082 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2021-11-07 09:45:54,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-07 09:45:54,083 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:45:54,083 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:45:54,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 09:45:54,083 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:45:54,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:45:54,084 INFO L85 PathProgramCache]: Analyzing trace with hash 713622401, now seen corresponding path program 1 times [2021-11-07 09:45:54,084 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:45:54,084 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125450163] [2021-11-07 09:45:54,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:45:54,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:45:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:45:54,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:54,174 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:45:54,174 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125450163] [2021-11-07 09:45:54,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125450163] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 09:45:54,174 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 09:45:54,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 09:45:54,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149844973] [2021-11-07 09:45:54,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 09:45:54,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 09:45:54,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:45:54,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 09:45:54,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 09:45:54,176 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:54,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:45:54,183 INFO L93 Difference]: Finished difference Result 50 states and 56 transitions. [2021-11-07 09:45:54,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 09:45:54,184 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-07 09:45:54,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:45:54,184 INFO L225 Difference]: With dead ends: 50 [2021-11-07 09:45:54,184 INFO L226 Difference]: Without dead ends: 28 [2021-11-07 09:45:54,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.55ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 09:45:54,185 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 0 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.52ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.62ms IncrementalHoareTripleChecker+Time [2021-11-07 09:45:54,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 52 Invalid, 3 Unknown, 0 Unchecked, 0.52ms Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 3.62ms Time] [2021-11-07 09:45:54,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2021-11-07 09:45:54,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2021-11-07 09:45:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 27 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 31 transitions. [2021-11-07 09:45:54,189 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 31 transitions. Word has length 13 [2021-11-07 09:45:54,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:45:54,190 INFO L470 AbstractCegarLoop]: Abstraction has 28 states and 31 transitions. [2021-11-07 09:45:54,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:54,190 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2021-11-07 09:45:54,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-07 09:45:54,190 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:45:54,190 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:45:54,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 09:45:54,191 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:45:54,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:45:54,191 INFO L85 PathProgramCache]: Analyzing trace with hash 1604464193, now seen corresponding path program 1 times [2021-11-07 09:45:54,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:45:54,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344264987] [2021-11-07 09:45:54,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:45:54,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:45:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:45:54,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:54,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:45:54,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344264987] [2021-11-07 09:45:54,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344264987] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 09:45:54,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [17915288] [2021-11-07 09:45:54,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:45:54,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:45:54,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:45:54,285 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 09:45:54,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 09:45:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:45:54,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-07 09:45:54,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 09:45:54,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 09:45:54,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-07 09:45:54,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:54,641 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 09:45:54,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 48 [2021-11-07 09:45:54,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:54,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [17915288] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 09:45:54,877 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 09:45:54,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 6] total 12 [2021-11-07 09:45:54,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211500274] [2021-11-07 09:45:54,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 09:45:54,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-07 09:45:54,878 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:45:54,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-07 09:45:54,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-07 09:45:54,879 INFO L87 Difference]: Start difference. First operand 28 states and 31 transitions. Second operand has 12 states, 12 states have (on average 2.5) internal successors, (30), 12 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:54,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:45:54,972 INFO L93 Difference]: Finished difference Result 51 states and 57 transitions. [2021-11-07 09:45:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 09:45:54,973 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.5) internal successors, (30), 12 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-07 09:45:54,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:45:54,973 INFO L225 Difference]: With dead ends: 51 [2021-11-07 09:45:54,973 INFO L226 Difference]: Without dead ends: 29 [2021-11-07 09:45:54,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 133.48ms TimeCoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-11-07 09:45:54,975 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 0 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.64ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.30ms IncrementalHoareTripleChecker+Time [2021-11-07 09:45:54,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 57 Unknown, 0 Unchecked, 1.64ms Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 56.30ms Time] [2021-11-07 09:45:54,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-07 09:45:54,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-11-07 09:45:54,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 27 states have (on average 1.1851851851851851) internal successors, (32), 28 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:54,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2021-11-07 09:45:54,978 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 14 [2021-11-07 09:45:54,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:45:54,979 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2021-11-07 09:45:54,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.5) internal successors, (30), 12 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:54,979 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2021-11-07 09:45:54,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-07 09:45:54,979 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:45:54,979 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:45:55,002 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-07 09:45:55,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:45:55,196 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:45:55,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:45:55,196 INFO L85 PathProgramCache]: Analyzing trace with hash -844211327, now seen corresponding path program 2 times [2021-11-07 09:45:55,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:45:55,197 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904365790] [2021-11-07 09:45:55,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:45:55,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:45:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:45:55,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:55,375 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:45:55,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904365790] [2021-11-07 09:45:55,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904365790] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 09:45:55,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1520874193] [2021-11-07 09:45:55,375 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 09:45:55,376 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:45:55,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:45:55,377 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 09:45:55,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 09:45:55,458 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 09:45:55,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 09:45:55,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-07 09:45:55,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 09:45:55,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-07 09:45:55,545 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-07 09:45:55,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 09:45:55,642 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-07 09:45:55,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 10 [2021-11-07 09:45:55,661 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:55,661 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 09:45:55,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 122 [2021-11-07 09:45:55,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:55,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1520874193] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 09:45:55,891 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 09:45:55,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2021-11-07 09:45:55,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390556548] [2021-11-07 09:45:55,892 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 09:45:55,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-07 09:45:55,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:45:55,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-07 09:45:55,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-11-07 09:45:55,893 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand has 15 states, 15 states have (on average 2.2) internal successors, (33), 15 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:56,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:45:56,182 INFO L93 Difference]: Finished difference Result 83 states and 94 transitions. [2021-11-07 09:45:56,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 09:45:56,185 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.2) internal successors, (33), 15 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-07 09:45:56,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:45:56,185 INFO L225 Difference]: With dead ends: 83 [2021-11-07 09:45:56,185 INFO L226 Difference]: Without dead ends: 61 [2021-11-07 09:45:56,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 275.48ms TimeCoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2021-11-07 09:45:56,186 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 33 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 124.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.33ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 151.64ms IncrementalHoareTripleChecker+Time [2021-11-07 09:45:56,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 276 Invalid, 152 Unknown, 0 Unchecked, 2.33ms Time], IncrementalHoareTripleChecker [7 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 151.64ms Time] [2021-11-07 09:45:56,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-11-07 09:45:56,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 36. [2021-11-07 09:45:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 35 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:56,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2021-11-07 09:45:56,191 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 41 transitions. Word has length 15 [2021-11-07 09:45:56,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:45:56,191 INFO L470 AbstractCegarLoop]: Abstraction has 36 states and 41 transitions. [2021-11-07 09:45:56,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.2) internal successors, (33), 15 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2021-11-07 09:45:56,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 09:45:56,192 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:45:56,192 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:45:56,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 09:45:56,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:45:56,404 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:45:56,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:45:56,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1021162369, now seen corresponding path program 3 times [2021-11-07 09:45:56,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:45:56,404 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169920138] [2021-11-07 09:45:56,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:45:56,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:45:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:45:56,563 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:56,563 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:45:56,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169920138] [2021-11-07 09:45:56,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169920138] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 09:45:56,564 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029299395] [2021-11-07 09:45:56,564 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 09:45:56,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:45:56,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:45:56,565 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 09:45:56,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 09:45:56,849 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-07 09:45:56,849 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 09:45:56,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-07 09:45:56,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 09:45:56,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 09:45:56,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:56,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-11-07 09:45:56,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:56,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:56,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:56,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-11-07 09:45:57,045 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-07 09:45:57,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-07 09:45:57,153 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-11-07 09:45:57,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 16 [2021-11-07 09:45:57,185 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:57,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 09:45:57,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 572 treesize of output 564 [2021-11-07 09:45:57,535 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:57,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029299395] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 09:45:57,535 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 09:45:57,536 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 9] total 21 [2021-11-07 09:45:57,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938522977] [2021-11-07 09:45:57,536 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 09:45:57,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-07 09:45:57,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:45:57,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-07 09:45:57,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2021-11-07 09:45:57,537 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. Second operand has 21 states, 21 states have (on average 1.8571428571428572) internal successors, (39), 21 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:58,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:45:58,519 INFO L93 Difference]: Finished difference Result 152 states and 175 transitions. [2021-11-07 09:45:58,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-07 09:45:58,519 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.8571428571428572) internal successors, (39), 21 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-07 09:45:58,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:45:58,520 INFO L225 Difference]: With dead ends: 152 [2021-11-07 09:45:58,520 INFO L226 Difference]: Without dead ends: 125 [2021-11-07 09:45:58,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 878.14ms TimeCoverageRelationStatistics Valid=181, Invalid=941, Unknown=0, NotChecked=0, Total=1122 [2021-11-07 09:45:58,521 INFO L933 BasicCegarLoop]: 22 mSDtfsCounter, 189 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 297.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.20ms SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 350.65ms IncrementalHoareTripleChecker+Time [2021-11-07 09:45:58,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [189 Valid, 363 Invalid, 275 Unknown, 0 Unchecked, 3.20ms Time], IncrementalHoareTripleChecker [25 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 350.65ms Time] [2021-11-07 09:45:58,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-11-07 09:45:58,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 40. [2021-11-07 09:45:58,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 38 states have (on average 1.236842105263158) internal successors, (47), 39 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:58,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 47 transitions. [2021-11-07 09:45:58,526 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 47 transitions. Word has length 17 [2021-11-07 09:45:58,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:45:58,526 INFO L470 AbstractCegarLoop]: Abstraction has 40 states and 47 transitions. [2021-11-07 09:45:58,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.8571428571428572) internal successors, (39), 21 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:45:58,527 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2021-11-07 09:45:58,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-07 09:45:58,527 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:45:58,527 INFO L514 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:45:58,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-07 09:45:58,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:45:58,747 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:45:58,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:45:58,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1252367487, now seen corresponding path program 4 times [2021-11-07 09:45:58,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:45:58,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520198675] [2021-11-07 09:45:58,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:45:58,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:45:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:45:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:58,911 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:45:58,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520198675] [2021-11-07 09:45:58,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520198675] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 09:45:58,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204516810] [2021-11-07 09:45:58,911 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 09:45:58,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:45:58,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:45:58,924 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 09:45:58,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 09:45:59,035 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 09:45:59,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 09:45:59,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-07 09:45:59,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 09:45:59,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 09:45:59,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-07 09:45:59,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-07 09:45:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-07 09:45:59,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 59 [2021-11-07 09:45:59,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-11-07 09:45:59,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:45:59,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 80 [2021-11-07 09:45:59,614 INFO L354 Elim1Store]: treesize reduction 416, result has 13.0 percent of original size [2021-11-07 09:45:59,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 103 treesize of output 92 [2021-11-07 09:45:59,810 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-11-07 09:45:59,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 120 treesize of output 28 [2021-11-07 09:45:59,836 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:45:59,836 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 09:46:00,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9452 treesize of output 9444 [2021-11-07 09:46:01,342 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:46:01,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204516810] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 09:46:01,343 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 09:46:01,343 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13, 13] total 33 [2021-11-07 09:46:01,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946453853] [2021-11-07 09:46:01,343 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 09:46:01,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-11-07 09:46:01,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:46:01,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-11-07 09:46:01,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=918, Unknown=0, NotChecked=0, Total=1056 [2021-11-07 09:46:01,345 INFO L87 Difference]: Start difference. First operand 40 states and 47 transitions. Second operand has 33 states, 33 states have (on average 1.5454545454545454) internal successors, (51), 33 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:46:11,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:46:11,137 INFO L93 Difference]: Finished difference Result 280 states and 325 transitions. [2021-11-07 09:46:11,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-07 09:46:11,138 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.5454545454545454) internal successors, (51), 33 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-07 09:46:11,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:46:11,139 INFO L225 Difference]: With dead ends: 280 [2021-11-07 09:46:11,139 INFO L226 Difference]: Without dead ends: 253 [2021-11-07 09:46:11,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 501 ImplicationChecksByTransitivity, 9371.75ms TimeCoverageRelationStatistics Valid=615, Invalid=3167, Unknown=0, NotChecked=0, Total=3782 [2021-11-07 09:46:11,141 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 861 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1591.05ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 861 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.12ms SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1691.15ms IncrementalHoareTripleChecker+Time [2021-11-07 09:46:11,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [861 Valid, 353 Invalid, 460 Unknown, 0 Unchecked, 8.12ms Time], IncrementalHoareTripleChecker [85 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 1691.15ms Time] [2021-11-07 09:46:11,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2021-11-07 09:46:11,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 48. [2021-11-07 09:46:11,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 47 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:46:11,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 59 transitions. [2021-11-07 09:46:11,149 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 59 transitions. Word has length 21 [2021-11-07 09:46:11,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:46:11,149 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 59 transitions. [2021-11-07 09:46:11,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 1.5454545454545454) internal successors, (51), 33 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:46:11,150 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2021-11-07 09:46:11,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 09:46:11,150 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:46:11,150 INFO L514 BasicCegarLoop]: trace histogram [9, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:46:11,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 09:46:11,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:46:11,351 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:46:11,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:46:11,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1542344184, now seen corresponding path program 1 times [2021-11-07 09:46:11,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:46:11,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049677483] [2021-11-07 09:46:11,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:46:11,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:46:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:46:11,588 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 09:46:11,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:46:11,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049677483] [2021-11-07 09:46:11,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049677483] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 09:46:11,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1868139471] [2021-11-07 09:46:11,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:46:11,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:46:11,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:46:11,591 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 09:46:11,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 09:46:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:46:11,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-07 09:46:11,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 09:46:11,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 09:46:11,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:46:11,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-07 09:46:12,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:46:12,038 INFO L354 Elim1Store]: treesize reduction 46, result has 27.0 percent of original size [2021-11-07 09:46:12,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 40 [2021-11-07 09:46:12,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:46:12,135 INFO L354 Elim1Store]: treesize reduction 94, result has 21.7 percent of original size [2021-11-07 09:46:12,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 57 [2021-11-07 09:46:12,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:46:12,276 INFO L354 Elim1Store]: treesize reduction 154, result has 18.5 percent of original size [2021-11-07 09:46:12,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 66 treesize of output 74 [2021-11-07 09:46:16,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:46:16,467 INFO L354 Elim1Store]: treesize reduction 226, result has 16.3 percent of original size [2021-11-07 09:46:16,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 80 treesize of output 91 [2021-11-07 09:46:18,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:46:18,682 INFO L354 Elim1Store]: treesize reduction 310, result has 14.6 percent of original size [2021-11-07 09:46:18,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 20 case distinctions, treesize of input 94 treesize of output 108 [2021-11-07 09:46:24,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:46:24,998 INFO L354 Elim1Store]: treesize reduction 406, result has 13.2 percent of original size [2021-11-07 09:46:24,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 108 treesize of output 125 [2021-11-07 09:46:31,399 INFO L354 Elim1Store]: treesize reduction 524, result has 11.9 percent of original size [2021-11-07 09:46:31,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 165 treesize of output 137 [2021-11-07 09:46:46,797 INFO L354 Elim1Store]: treesize reduction 416, result has 0.2 percent of original size [2021-11-07 09:46:46,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 170 treesize of output 64 [2021-11-07 09:46:46,830 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 12 proven. 26 refuted. 9 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:46:46,831 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 09:46:48,073 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_#Ultimate.C_memset_#t~loopctr680_50| Int)) (or (< |v_ULTIMATE.start_#Ultimate.C_memset_#t~loopctr680_50| (+ |c_ULTIMATE.start_#Ultimate.C_memset_#t~loopctr680| 1)) (let ((.cse0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_#Ultimate.C_memset_#ptr.base| (store (store (select |c_#memory_int| |c_ULTIMATE.start_#Ultimate.C_memset_#ptr.base|) (+ |c_ULTIMATE.start_#Ultimate.C_memset_#t~loopctr680| |c_ULTIMATE.start_#Ultimate.C_memset_#ptr.offset|) |c_ULTIMATE.start_#Ultimate.C_memset_#value|) (+ |v_ULTIMATE.start_#Ultimate.C_memset_#t~loopctr680_50| |c_ULTIMATE.start_#Ultimate.C_memset_#ptr.offset|) |c_ULTIMATE.start_#Ultimate.C_memset_#value|)) c_ULTIMATE.start_aws_linked_list_node_reset_~node.base) (+ c_ULTIMATE.start_aws_linked_list_node_reset_~node.offset 1)))) (<= (div (+ (- 1) .cse0) 256) (div (+ (- 256) .cse0) 256))))) is different from false [2021-11-07 09:48:18,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18981 treesize of output 18969 [2021-11-07 09:48:18,761 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-07 09:48:18,762 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 09:48:18,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2021-11-07 09:48:18,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466100180] [2021-11-07 09:48:18,762 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-11-07 09:48:18,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-07 09:48:18,763 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:48:18,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-07 09:48:18,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=1047, Unknown=50, NotChecked=68, Total=1332 [2021-11-07 09:48:18,765 INFO L87 Difference]: Start difference. First operand 48 states and 59 transitions. Second operand has 12 states, 12 states have (on average 2.0) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:48:18,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:48:18,843 INFO L93 Difference]: Finished difference Result 72 states and 86 transitions. [2021-11-07 09:48:18,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 09:48:18,845 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.0) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-07 09:48:18,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:48:18,847 INFO L225 Difference]: With dead ends: 72 [2021-11-07 09:48:18,847 INFO L226 Difference]: Without dead ends: 48 [2021-11-07 09:48:18,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 123744.38ms TimeCoverageRelationStatistics Valid=167, Invalid=1047, Unknown=50, NotChecked=68, Total=1332 [2021-11-07 09:48:18,848 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 0 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.61ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.62ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 73.78ms IncrementalHoareTripleChecker+Time [2021-11-07 09:48:18,848 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 277 Invalid, 110 Unknown, 0 Unchecked, 0.62ms Time], IncrementalHoareTripleChecker [9 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 73.78ms Time] [2021-11-07 09:48:18,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-07 09:48:18,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-11-07 09:48:18,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 47 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:48:18,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 58 transitions. [2021-11-07 09:48:18,852 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 58 transitions. Word has length 25 [2021-11-07 09:48:18,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:48:18,852 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 58 transitions. [2021-11-07 09:48:18,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.0) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:48:18,852 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2021-11-07 09:48:18,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 09:48:18,853 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:48:18,853 INFO L514 BasicCegarLoop]: trace histogram [10, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:48:18,872 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-07 09:48:19,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:48:19,054 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:48:19,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:48:19,054 INFO L85 PathProgramCache]: Analyzing trace with hash 350050488, now seen corresponding path program 2 times [2021-11-07 09:48:19,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:48:19,055 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869276401] [2021-11-07 09:48:19,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:48:19,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:48:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:48:19,306 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 09:48:19,306 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:48:19,306 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869276401] [2021-11-07 09:48:19,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869276401] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 09:48:19,306 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180163498] [2021-11-07 09:48:19,306 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 09:48:19,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:48:19,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:48:19,308 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 09:48:19,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 09:48:19,496 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 09:48:19,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 09:48:19,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-07 09:48:19,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 09:48:19,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 09:48:19,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-07 09:48:19,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-07 09:48:19,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,703 INFO L354 Elim1Store]: treesize reduction 72, result has 26.5 percent of original size [2021-11-07 09:48:19,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52 [2021-11-07 09:48:19,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,837 INFO L354 Elim1Store]: treesize reduction 132, result has 21.0 percent of original size [2021-11-07 09:48:19,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 61 treesize of output 69 [2021-11-07 09:48:19,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:19,978 INFO L354 Elim1Store]: treesize reduction 214, result has 17.1 percent of original size [2021-11-07 09:48:19,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 71 treesize of output 82 [2021-11-07 09:48:20,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:20,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:20,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:20,165 INFO L354 Elim1Store]: treesize reduction 296, result has 15.4 percent of original size [2021-11-07 09:48:20,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 18 case distinctions, treesize of input 85 treesize of output 99 [2021-11-07 09:48:20,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:20,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:20,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:20,741 INFO L354 Elim1Store]: treesize reduction 393, result has 13.8 percent of original size [2021-11-07 09:48:20,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 25 case distinctions, treesize of input 99 treesize of output 116 [2021-11-07 09:48:22,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:22,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:22,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:48:23,064 INFO L354 Elim1Store]: treesize reduction 502, result has 12.5 percent of original size [2021-11-07 09:48:23,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 3 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 33 case distinctions, treesize of input 113 treesize of output 133 [2021-11-07 09:48:27,514 INFO L354 Elim1Store]: treesize reduction 655, result has 11.0 percent of original size [2021-11-07 09:48:27,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 176 treesize of output 145 [2021-11-07 09:48:43,154 INFO L354 Elim1Store]: treesize reduction 531, result has 0.2 percent of original size [2021-11-07 09:48:43,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 181 treesize of output 62 [2021-11-07 09:48:43,192 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 17 proven. 39 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:48:43,193 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 09:48:44,538 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_#Ultimate.C_memset_#t~loopctr680_69| Int)) (or (let ((.cse0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_#Ultimate.C_memset_#ptr.base| (store (store (select |c_#memory_int| |c_ULTIMATE.start_#Ultimate.C_memset_#ptr.base|) (+ |c_ULTIMATE.start_#Ultimate.C_memset_#t~loopctr680| |c_ULTIMATE.start_#Ultimate.C_memset_#ptr.offset|) |c_ULTIMATE.start_#Ultimate.C_memset_#value|) (+ |v_ULTIMATE.start_#Ultimate.C_memset_#t~loopctr680_69| |c_ULTIMATE.start_#Ultimate.C_memset_#ptr.offset|) |c_ULTIMATE.start_#Ultimate.C_memset_#value|)) c_ULTIMATE.start_aws_linked_list_node_reset_~node.base) (+ c_ULTIMATE.start_aws_linked_list_node_reset_~node.offset 1)))) (<= (div (* .cse0 (- 1)) (- 256)) (+ (div (+ .cse0 (- 256)) 256) 1))) (< |v_ULTIMATE.start_#Ultimate.C_memset_#t~loopctr680_69| (+ |c_ULTIMATE.start_#Ultimate.C_memset_#t~loopctr680| 1)))) is different from false [2021-11-07 09:50:34,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40484 treesize of output 40472 [2021-11-07 09:50:34,869 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-07 09:50:34,870 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 09:50:34,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-11-07 09:50:34,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748325272] [2021-11-07 09:50:34,870 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-11-07 09:50:34,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 09:50:34,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:50:34,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 09:50:34,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=1242, Unknown=52, NotChecked=74, Total=1560 [2021-11-07 09:50:34,871 INFO L87 Difference]: Start difference. First operand 48 states and 58 transitions. Second operand has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:50:34,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:50:34,957 INFO L93 Difference]: Finished difference Result 72 states and 85 transitions. [2021-11-07 09:50:34,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 09:50:34,958 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 09:50:34,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:50:34,958 INFO L225 Difference]: With dead ends: 72 [2021-11-07 09:50:34,958 INFO L226 Difference]: Without dead ends: 48 [2021-11-07 09:50:34,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 131587.78ms TimeCoverageRelationStatistics Valid=192, Invalid=1242, Unknown=52, NotChecked=74, Total=1560 [2021-11-07 09:50:34,960 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 0 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.59ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 80.43ms IncrementalHoareTripleChecker+Time [2021-11-07 09:50:34,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 52 Invalid, 122 Unknown, 0 Unchecked, 0.59ms Time], IncrementalHoareTripleChecker [10 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 80.43ms Time] [2021-11-07 09:50:34,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-07 09:50:34,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-11-07 09:50:34,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 46 states have (on average 1.2391304347826086) internal successors, (57), 47 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:50:34,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 57 transitions. [2021-11-07 09:50:34,964 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 57 transitions. Word has length 26 [2021-11-07 09:50:34,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:50:34,964 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 57 transitions. [2021-11-07 09:50:34,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:50:34,964 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2021-11-07 09:50:34,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 09:50:34,964 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:50:34,965 INFO L514 BasicCegarLoop]: trace histogram [11, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:50:35,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-07 09:50:35,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:50:35,187 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:50:35,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:50:35,188 INFO L85 PathProgramCache]: Analyzing trace with hash 2043651576, now seen corresponding path program 3 times [2021-11-07 09:50:35,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:50:35,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238442293] [2021-11-07 09:50:35,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:50:35,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:50:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:50:35,467 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 09:50:35,467 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:50:35,467 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238442293] [2021-11-07 09:50:35,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238442293] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 09:50:35,467 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1631294480] [2021-11-07 09:50:35,467 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 09:50:35,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:50:35,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:50:35,468 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 09:50:35,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-07 09:50:36,442 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-11-07 09:50:36,442 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 09:50:36,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-07 09:50:36,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 09:50:36,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-07 09:50:36,797 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-07 09:50:36,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 24 [2021-11-07 09:50:36,840 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 09:50:36,840 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 09:50:37,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 134 [2021-11-07 09:50:38,162 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:50:38,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1631294480] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 09:50:38,163 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 09:50:38,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 18] total 42 [2021-11-07 09:50:38,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905119657] [2021-11-07 09:50:38,163 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 09:50:38,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-11-07 09:50:38,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:50:38,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-11-07 09:50:38,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=1362, Unknown=0, NotChecked=0, Total=1722 [2021-11-07 09:50:38,186 INFO L87 Difference]: Start difference. First operand 48 states and 57 transitions. Second operand has 42 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:50:58,408 WARN L227 SmtUtils]: Spent 16.60s on a formula simplification that was a NOOP. DAG size: 139 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:51:14,928 WARN L227 SmtUtils]: Spent 12.82s on a formula simplification that was a NOOP. DAG size: 128 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:51:16,998 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:51:39,416 WARN L227 SmtUtils]: Spent 17.52s on a formula simplification that was a NOOP. DAG size: 137 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:51:49,693 WARN L227 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 110 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:51:52,805 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:52:06,397 WARN L227 SmtUtils]: Spent 11.70s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:52:15,452 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:52:32,516 WARN L227 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 131 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:52:48,858 WARN L227 SmtUtils]: Spent 7.19s on a formula simplification that was a NOOP. DAG size: 120 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:52:50,005 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:53:09,494 WARN L227 SmtUtils]: Spent 16.45s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:53:20,262 WARN L227 SmtUtils]: Spent 7.31s on a formula simplification that was a NOOP. DAG size: 120 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:53:30,537 WARN L227 SmtUtils]: Spent 7.35s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:53:38,627 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:54:00,550 WARN L227 SmtUtils]: Spent 20.36s on a formula simplification that was a NOOP. DAG size: 159 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:54:07,127 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:54:24,665 WARN L227 SmtUtils]: Spent 13.32s on a formula simplification that was a NOOP. DAG size: 164 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:54:34,447 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:54:44,924 WARN L227 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 153 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:54:46,705 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:55:09,927 WARN L227 SmtUtils]: Spent 20.30s on a formula simplification that was a NOOP. DAG size: 168 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:55:34,778 WARN L227 SmtUtils]: Spent 14.64s on a formula simplification that was a NOOP. DAG size: 158 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:55:47,578 WARN L227 SmtUtils]: Spent 9.66s on a formula simplification that was a NOOP. DAG size: 157 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:56:11,316 WARN L227 SmtUtils]: Spent 17.62s on a formula simplification that was a NOOP. DAG size: 162 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:56:21,346 WARN L227 SmtUtils]: Spent 5.27s on a formula simplification that was a NOOP. DAG size: 147 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:56:23,824 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:56:41,420 WARN L227 SmtUtils]: Spent 10.45s on a formula simplification that was a NOOP. DAG size: 151 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-07 09:56:44,789 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:56:46,413 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:57:06,046 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 09:57:08,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:57:08,645 INFO L93 Difference]: Finished difference Result 507 states and 586 transitions. [2021-11-07 09:57:08,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-11-07 09:57:08,646 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-07 09:57:08,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:57:08,647 INFO L225 Difference]: With dead ends: 507 [2021-11-07 09:57:08,647 INFO L226 Difference]: Without dead ends: 483 [2021-11-07 09:57:08,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3357 ImplicationChecksByTransitivity, 344418.04ms TimeCoverageRelationStatistics Valid=2004, Invalid=8916, Unknown=0, NotChecked=0, Total=10920 [2021-11-07 09:57:08,650 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 2763 mSDsluCounter, 597 mSDsCounter, 0 mSdLazyCounter, 556 mSolverCounterSat, 244 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46633.75ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2763 SdHoareTripleChecker+Valid, 670 SdHoareTripleChecker+Invalid, 804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.82ms SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 556 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47193.64ms IncrementalHoareTripleChecker+Time [2021-11-07 09:57:08,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2763 Valid, 670 Invalid, 804 Unknown, 0 Unchecked, 11.82ms Time], IncrementalHoareTripleChecker [244 Valid, 556 Invalid, 4 Unknown, 0 Unchecked, 47193.64ms Time] [2021-11-07 09:57:08,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2021-11-07 09:57:08,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 67. [2021-11-07 09:57:08,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 65 states have (on average 1.323076923076923) internal successors, (86), 66 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:57:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 86 transitions. [2021-11-07 09:57:08,661 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 86 transitions. Word has length 27 [2021-11-07 09:57:08,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:57:08,661 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 86 transitions. [2021-11-07 09:57:08,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:57:08,662 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2021-11-07 09:57:08,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-07 09:57:08,675 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:57:08,675 INFO L514 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:57:08,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-07 09:57:08,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:57:08,896 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:57:08,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:57:08,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1999912063, now seen corresponding path program 5 times [2021-11-07 09:57:08,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:57:08,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116014032] [2021-11-07 09:57:08,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:57:08,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:57:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:57:09,460 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 16 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:57:09,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:57:09,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116014032] [2021-11-07 09:57:09,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116014032] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 09:57:09,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667938664] [2021-11-07 09:57:09,461 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-07 09:57:09,461 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:57:09,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:57:09,464 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 09:57:09,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-07 09:57:32,741 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-11-07 09:57:32,741 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 09:57:32,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-07 09:57:32,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 09:57:33,278 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 16 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:57:33,278 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 09:57:33,970 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 16 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:57:33,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667938664] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 09:57:33,970 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 09:57:33,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 49 [2021-11-07 09:57:33,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315173158] [2021-11-07 09:57:33,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 09:57:33,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2021-11-07 09:57:33,971 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:57:33,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-11-07 09:57:33,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=366, Invalid=1986, Unknown=0, NotChecked=0, Total=2352 [2021-11-07 09:57:33,972 INFO L87 Difference]: Start difference. First operand 67 states and 86 transitions. Second operand has 49 states, 49 states have (on average 1.2653061224489797) internal successors, (62), 49 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:57:34,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:57:34,250 INFO L93 Difference]: Finished difference Result 88 states and 110 transitions. [2021-11-07 09:57:34,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 09:57:34,250 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 1.2653061224489797) internal successors, (62), 49 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-11-07 09:57:34,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:57:34,251 INFO L225 Difference]: With dead ends: 88 [2021-11-07 09:57:34,251 INFO L226 Difference]: Without dead ends: 44 [2021-11-07 09:57:34,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 480 ImplicationChecksByTransitivity, 1252.67ms TimeCoverageRelationStatistics Valid=366, Invalid=1986, Unknown=0, NotChecked=0, Total=2352 [2021-11-07 09:57:34,252 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 506 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 334 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 222.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 506 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.47ms SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 262.72ms IncrementalHoareTripleChecker+Time [2021-11-07 09:57:34,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [506 Valid, 431 Invalid, 366 Unknown, 0 Unchecked, 1.47ms Time], IncrementalHoareTripleChecker [32 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 262.72ms Time] [2021-11-07 09:57:34,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2021-11-07 09:57:34,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2021-11-07 09:57:34,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 42 states have (on average 1.119047619047619) internal successors, (47), 43 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:57:34,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 47 transitions. [2021-11-07 09:57:34,263 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 47 transitions. Word has length 29 [2021-11-07 09:57:34,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:57:34,263 INFO L470 AbstractCegarLoop]: Abstraction has 44 states and 47 transitions. [2021-11-07 09:57:34,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 1.2653061224489797) internal successors, (62), 49 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:57:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2021-11-07 09:57:34,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-07 09:57:34,265 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:57:34,265 INFO L514 BasicCegarLoop]: trace histogram [15, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:57:34,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-07 09:57:34,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-07 09:57:34,480 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:57:34,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:57:34,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1037019656, now seen corresponding path program 4 times [2021-11-07 09:57:34,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:57:34,481 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493739973] [2021-11-07 09:57:34,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:57:34,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:57:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:57:35,225 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:57:35,226 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:57:35,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493739973] [2021-11-07 09:57:35,226 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493739973] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 09:57:35,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851004747] [2021-11-07 09:57:35,226 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 09:57:35,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:57:35,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:57:35,227 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 09:57:35,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-07 09:57:35,486 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 09:57:35,486 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 09:57:35,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-07 09:57:35,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 09:57:35,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-07 09:57:35,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-07 09:57:35,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 37 [2021-11-07 09:57:35,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 50 [2021-11-07 09:57:35,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 63 [2021-11-07 09:57:35,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-11-07 09:57:35,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 80 [2021-11-07 09:57:35,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:35,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 92 [2021-11-07 09:57:36,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 105 [2021-11-07 09:57:36,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 116 [2021-11-07 09:57:36,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 128 [2021-11-07 09:57:36,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 140 [2021-11-07 09:57:36,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 153 [2021-11-07 09:57:36,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:57:36,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 166 [2021-11-07 09:57:37,482 INFO L354 Elim1Store]: treesize reduction 1424, result has 8.1 percent of original size [2021-11-07 09:57:37,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 213 treesize of output 173 [2021-11-07 09:57:38,181 INFO L354 Elim1Store]: treesize reduction 1232, result has 0.1 percent of original size [2021-11-07 09:57:38,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 201 treesize of output 51 [2021-11-07 09:57:38,248 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:57:38,248 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 09:58:01,704 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-07 09:58:01,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 2621401 treesize of output 2621381 [2021-11-07 09:58:06,331 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-07 09:58:06,332 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 09:58:06,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2021-11-07 09:58:06,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603949490] [2021-11-07 09:58:06,332 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-11-07 09:58:06,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-07 09:58:06,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:58:06,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-07 09:58:06,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=710, Invalid=3196, Unknown=0, NotChecked=0, Total=3906 [2021-11-07 09:58:06,334 INFO L87 Difference]: Start difference. First operand 44 states and 47 transitions. Second operand has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 23 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:58:06,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 09:58:06,670 INFO L93 Difference]: Finished difference Result 69 states and 74 transitions. [2021-11-07 09:58:06,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-07 09:58:06,671 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 23 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-11-07 09:58:06,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 09:58:06,671 INFO L225 Difference]: With dead ends: 69 [2021-11-07 09:58:06,671 INFO L226 Difference]: Without dead ends: 53 [2021-11-07 09:58:06,672 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1257 ImplicationChecksByTransitivity, 23757.90ms TimeCoverageRelationStatistics Valid=818, Invalid=3472, Unknown=0, NotChecked=0, Total=4290 [2021-11-07 09:58:06,673 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 135 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 145.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.96ms SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 169.76ms IncrementalHoareTripleChecker+Time [2021-11-07 09:58:06,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 102 Invalid, 209 Unknown, 0 Unchecked, 0.96ms Time], IncrementalHoareTripleChecker [19 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 169.76ms Time] [2021-11-07 09:58:06,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-11-07 09:58:06,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 47. [2021-11-07 09:58:06,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 45 states have (on average 1.1111111111111112) internal successors, (50), 46 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:58:06,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 50 transitions. [2021-11-07 09:58:06,680 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 50 transitions. Word has length 31 [2021-11-07 09:58:06,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 09:58:06,680 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 50 transitions. [2021-11-07 09:58:06,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 23 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 09:58:06,680 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2021-11-07 09:58:06,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 09:58:06,681 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 09:58:06,681 INFO L514 BasicCegarLoop]: trace histogram [15, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 09:58:06,717 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-07 09:58:06,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:58:06,899 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 09:58:06,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 09:58:06,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1435277025, now seen corresponding path program 5 times [2021-11-07 09:58:06,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 09:58:06,900 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147999396] [2021-11-07 09:58:06,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 09:58:06,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 09:58:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 09:58:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 55 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:58:07,685 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 09:58:07,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147999396] [2021-11-07 09:58:07,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147999396] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 09:58:07,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874856487] [2021-11-07 09:58:07,685 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-07 09:58:07,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 09:58:07,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 09:58:07,686 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 09:58:07,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-07 09:59:18,216 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-11-07 09:59:18,217 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 09:59:18,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-07 09:59:18,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 09:59:18,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 09:59:18,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-11-07 09:59:18,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-11-07 09:59:18,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 47 [2021-11-07 09:59:18,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-07 09:59:18,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 69 [2021-11-07 09:59:18,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-11-07 09:59:18,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 92 [2021-11-07 09:59:18,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 104 [2021-11-07 09:59:18,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:18,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 09:59:19,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 130 [2021-11-07 09:59:19,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 143 [2021-11-07 09:59:19,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 156 [2021-11-07 09:59:19,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 09:59:19,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 164 [2021-11-07 09:59:20,189 INFO L354 Elim1Store]: treesize reduction 1424, result has 8.1 percent of original size [2021-11-07 09:59:20,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 222 treesize of output 176 [2021-11-07 09:59:21,020 INFO L354 Elim1Store]: treesize reduction 1232, result has 0.1 percent of original size [2021-11-07 09:59:21,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 227 treesize of output 49 [2021-11-07 09:59:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:59:21,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 09:59:41,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1343470 treesize of output 1343458 [2021-11-07 09:59:59,785 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 09:59:59,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [874856487] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 09:59:59,786 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 09:59:59,786 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22, 22] total 63 [2021-11-07 09:59:59,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131531231] [2021-11-07 09:59:59,786 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 09:59:59,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2021-11-07 09:59:59,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 09:59:59,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-11-07 09:59:59,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=676, Invalid=3230, Unknown=0, NotChecked=0, Total=3906 [2021-11-07 09:59:59,791 INFO L87 Difference]: Start difference. First operand 47 states and 50 transitions. Second operand has 63 states, 63 states have (on average 1.4444444444444444) internal successors, (91), 63 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 10:00:05,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 10:00:05,283 INFO L93 Difference]: Finished difference Result 98 states and 109 transitions. [2021-11-07 10:00:05,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-11-07 10:00:05,284 INFO L78 Accepts]: Start accepts. Automaton has has 63 states, 63 states have (on average 1.4444444444444444) internal successors, (91), 63 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 10:00:05,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 10:00:05,288 INFO L225 Difference]: With dead ends: 98 [2021-11-07 10:00:05,288 INFO L226 Difference]: Without dead ends: 85 [2021-11-07 10:00:05,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1601 ImplicationChecksByTransitivity, 24896.43ms TimeCoverageRelationStatistics Valid=1609, Invalid=6581, Unknown=0, NotChecked=0, Total=8190 [2021-11-07 10:00:05,290 INFO L933 BasicCegarLoop]: 23 mSDtfsCounter, 242 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 776 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1507.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.19ms SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1647.44ms IncrementalHoareTripleChecker+Time [2021-11-07 10:00:05,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [242 Valid, 446 Invalid, 870 Unknown, 0 Unchecked, 15.19ms Time], IncrementalHoareTripleChecker [94 Valid, 776 Invalid, 0 Unknown, 0 Unchecked, 1647.44ms Time] [2021-11-07 10:00:05,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-07 10:00:05,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 59. [2021-11-07 10:00:05,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 57 states have (on average 1.1578947368421053) internal successors, (66), 58 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 10:00:05,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 66 transitions. [2021-11-07 10:00:05,304 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 66 transitions. Word has length 34 [2021-11-07 10:00:05,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 10:00:05,305 INFO L470 AbstractCegarLoop]: Abstraction has 59 states and 66 transitions. [2021-11-07 10:00:05,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 1.4444444444444444) internal successors, (91), 63 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 10:00:05,305 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2021-11-07 10:00:05,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 10:00:05,305 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 10:00:05,306 INFO L514 BasicCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 10:00:05,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-07 10:00:05,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-07 10:00:05,509 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 10:00:05,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 10:00:05,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1687033854, now seen corresponding path program 1 times [2021-11-07 10:00:05,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 10:00:05,510 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093056012] [2021-11-07 10:00:05,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 10:00:05,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 10:00:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 10:00:05,595 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-07 10:00:05,595 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 10:00:05,596 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093056012] [2021-11-07 10:00:05,596 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093056012] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 10:00:05,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [776903585] [2021-11-07 10:00:05,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 10:00:05,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 10:00:05,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 10:00:05,611 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 10:00:05,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-07 10:00:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 10:00:05,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 78 conjunts are in the unsatisfiable core [2021-11-07 10:00:05,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 10:00:06,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-07 10:00:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 10:00:06,280 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 10:00:06,476 INFO L354 Elim1Store]: treesize reduction 16, result has 67.3 percent of original size [2021-11-07 10:00:06,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 81 [2021-11-07 10:00:06,861 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-07 10:00:06,861 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [776903585] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 10:00:06,861 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 10:00:06,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 22, 8] total 29 [2021-11-07 10:00:06,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987519474] [2021-11-07 10:00:06,862 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 10:00:06,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-07 10:00:06,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 10:00:06,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-07 10:00:06,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=721, Unknown=0, NotChecked=0, Total=812 [2021-11-07 10:00:06,863 INFO L87 Difference]: Start difference. First operand 59 states and 66 transitions. Second operand has 29 states, 29 states have (on average 2.5517241379310347) internal successors, (74), 29 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 10:00:07,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 10:00:07,443 INFO L93 Difference]: Finished difference Result 81 states and 89 transitions. [2021-11-07 10:00:07,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 10:00:07,443 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 2.5517241379310347) internal successors, (74), 29 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-07 10:00:07,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 10:00:07,444 INFO L225 Difference]: With dead ends: 81 [2021-11-07 10:00:07,444 INFO L226 Difference]: Without dead ends: 69 [2021-11-07 10:00:07,445 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 608.15ms TimeCoverageRelationStatistics Valid=162, Invalid=1028, Unknown=0, NotChecked=0, Total=1190 [2021-11-07 10:00:07,445 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 73 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 590 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 337.90ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.08ms SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 398.44ms IncrementalHoareTripleChecker+Time [2021-11-07 10:00:07,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 381 Invalid, 615 Unknown, 0 Unchecked, 2.08ms Time], IncrementalHoareTripleChecker [25 Valid, 590 Invalid, 0 Unknown, 0 Unchecked, 398.44ms Time] [2021-11-07 10:00:07,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-11-07 10:00:07,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 61. [2021-11-07 10:00:07,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 59 states have (on average 1.1355932203389831) internal successors, (67), 60 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 10:00:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 67 transitions. [2021-11-07 10:00:07,463 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 67 transitions. Word has length 37 [2021-11-07 10:00:07,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 10:00:07,467 INFO L470 AbstractCegarLoop]: Abstraction has 61 states and 67 transitions. [2021-11-07 10:00:07,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 2.5517241379310347) internal successors, (74), 29 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 10:00:07,468 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2021-11-07 10:00:07,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-07 10:00:07,468 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 10:00:07,468 INFO L514 BasicCegarLoop]: trace histogram [15, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 10:00:07,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-07 10:00:07,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-07 10:00:07,672 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 10:00:07,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 10:00:07,672 INFO L85 PathProgramCache]: Analyzing trace with hash -766344722, now seen corresponding path program 1 times [2021-11-07 10:00:07,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 10:00:07,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878008371] [2021-11-07 10:00:07,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 10:00:07,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 10:00:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 10:00:07,806 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-07 10:00:07,806 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 10:00:07,806 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878008371] [2021-11-07 10:00:07,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878008371] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 10:00:07,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [236156266] [2021-11-07 10:00:07,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 10:00:07,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 10:00:07,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 10:00:07,808 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 10:00:07,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-07 10:00:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 10:00:07,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 82 conjunts are in the unsatisfiable core [2021-11-07 10:00:07,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 10:00:08,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-11-07 10:00:08,522 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 10:00:08,522 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 10:00:08,816 INFO L354 Elim1Store]: treesize reduction 18, result has 66.0 percent of original size [2021-11-07 10:00:08,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 83 [2021-11-07 10:00:09,260 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-07 10:00:09,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [236156266] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 10:00:09,260 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 10:00:09,260 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 24, 10] total 34 [2021-11-07 10:00:09,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170475896] [2021-11-07 10:00:09,261 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 10:00:09,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-11-07 10:00:09,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 10:00:09,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-11-07 10:00:09,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1017, Unknown=0, NotChecked=0, Total=1122 [2021-11-07 10:00:09,262 INFO L87 Difference]: Start difference. First operand 61 states and 67 transitions. Second operand has 34 states, 34 states have (on average 2.676470588235294) internal successors, (91), 34 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 10:00:09,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 10:00:09,875 INFO L93 Difference]: Finished difference Result 86 states and 93 transitions. [2021-11-07 10:00:09,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-07 10:00:09,876 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 2.676470588235294) internal successors, (91), 34 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2021-11-07 10:00:09,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 10:00:09,876 INFO L225 Difference]: With dead ends: 86 [2021-11-07 10:00:09,876 INFO L226 Difference]: Without dead ends: 72 [2021-11-07 10:00:09,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 829.54ms TimeCoverageRelationStatistics Valid=202, Invalid=1520, Unknown=0, NotChecked=0, Total=1722 [2021-11-07 10:00:09,878 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 124 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 695 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 338.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.26ms SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 391.16ms IncrementalHoareTripleChecker+Time [2021-11-07 10:00:09,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 429 Invalid, 740 Unknown, 0 Unchecked, 1.26ms Time], IncrementalHoareTripleChecker [45 Valid, 695 Invalid, 0 Unknown, 0 Unchecked, 391.16ms Time] [2021-11-07 10:00:09,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-11-07 10:00:09,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 64. [2021-11-07 10:00:09,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 62 states have (on average 1.1129032258064515) internal successors, (69), 63 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 10:00:09,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 69 transitions. [2021-11-07 10:00:09,888 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 69 transitions. Word has length 43 [2021-11-07 10:00:09,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 10:00:09,889 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 69 transitions. [2021-11-07 10:00:09,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 2.676470588235294) internal successors, (91), 34 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 10:00:09,889 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2021-11-07 10:00:09,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-07 10:00:09,890 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 10:00:09,890 INFO L514 BasicCegarLoop]: trace histogram [15, 7, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 10:00:09,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-07 10:00:10,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-07 10:00:10,100 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 10:00:10,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 10:00:10,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1939124191, now seen corresponding path program 6 times [2021-11-07 10:00:10,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 10:00:10,100 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433778547] [2021-11-07 10:00:10,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 10:00:10,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 10:00:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 10:00:11,068 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 21 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 10:00:11,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 10:00:11,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433778547] [2021-11-07 10:00:11,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433778547] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 10:00:11,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [477400066] [2021-11-07 10:00:11,068 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-07 10:00:11,069 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 10:00:11,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 10:00:11,070 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 10:00:11,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-07 10:00:22,407 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-11-07 10:00:22,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 10:00:22,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 97 conjunts are in the unsatisfiable core [2021-11-07 10:00:22,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 10:00:22,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-07 10:00:22,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-07 10:00:22,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-07 10:00:22,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-07 10:00:22,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 59 [2021-11-07 10:00:22,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 72 [2021-11-07 10:00:22,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:22,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 80 [2021-11-07 10:00:23,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 93 [2021-11-07 10:00:23,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 104 [2021-11-07 10:00:23,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-07 10:00:23,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 130 [2021-11-07 10:00:23,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 143 [2021-11-07 10:00:23,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 152 [2021-11-07 10:00:23,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:23,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 165 [2021-11-07 10:00:24,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 10:00:24,199 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 10:00:24,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 222 treesize of output 176 [2021-11-07 10:00:25,866 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 10:00:25,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 169 treesize of output 49 [2021-11-07 10:00:25,872 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 10:00:25,872 INFO L328 TraceCheckSpWp]: Computing backward predicates... Killed by 15