/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/forester-heap/sll-queue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 03:58:32,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 03:58:32,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 03:58:32,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 03:58:32,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 03:58:32,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 03:58:32,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 03:58:32,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 03:58:32,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 03:58:32,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 03:58:32,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 03:58:32,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 03:58:32,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 03:58:32,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 03:58:32,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 03:58:32,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 03:58:32,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 03:58:32,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 03:58:32,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 03:58:32,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 03:58:32,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 03:58:32,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 03:58:32,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 03:58:32,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 03:58:32,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 03:58:32,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 03:58:32,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 03:58:32,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 03:58:32,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 03:58:32,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 03:58:32,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 03:58:32,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 03:58:32,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 03:58:32,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 03:58:32,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 03:58:32,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 03:58:32,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 03:58:32,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 03:58:32,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 03:58:32,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 03:58:32,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 03:58:32,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 03:58:32,834 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 03:58:32,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 03:58:32,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 03:58:32,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 03:58:32,837 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 03:58:32,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 03:58:32,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 03:58:32,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 03:58:32,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 03:58:32,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 03:58:32,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 03:58:32,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 03:58:32,839 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 03:58:32,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 03:58:32,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 03:58:32,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 03:58:32,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 03:58:32,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 03:58:32,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 03:58:32,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 03:58:32,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 03:58:32,841 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 03:58:32,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 03:58:32,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 03:58:32,842 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 03:58:32,842 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 03:58:33,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 03:58:33,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 03:58:33,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 03:58:33,299 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 03:58:33,301 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 03:58:33,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-2.i [2020-12-22 03:58:33,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8d30806e/bf27509eb648481c8c9a3df70d678606/FLAG3c89f738c [2020-12-22 03:58:34,196 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 03:58:34,196 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i [2020-12-22 03:58:34,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8d30806e/bf27509eb648481c8c9a3df70d678606/FLAG3c89f738c [2020-12-22 03:58:34,484 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8d30806e/bf27509eb648481c8c9a3df70d678606 [2020-12-22 03:58:34,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 03:58:34,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 03:58:34,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 03:58:34,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 03:58:34,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 03:58:34,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:58:34" (1/1) ... [2020-12-22 03:58:34,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2644e3fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:34, skipping insertion in model container [2020-12-22 03:58:34,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:58:34" (1/1) ... [2020-12-22 03:58:34,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 03:58:34,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 03:58:34,865 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22387,22400] [2020-12-22 03:58:34,871 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22458,22471] [2020-12-22 03:58:34,873 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22532,22545] [2020-12-22 03:58:34,874 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22624,22637] [2020-12-22 03:58:34,875 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22701,22714] [2020-12-22 03:58:34,876 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22796,22809] [2020-12-22 03:58:34,877 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22873,22886] [2020-12-22 03:58:34,878 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22956,22969] [2020-12-22 03:58:34,880 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23051,23064] [2020-12-22 03:58:34,881 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23128,23141] [2020-12-22 03:58:34,882 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23211,23224] [2020-12-22 03:58:34,883 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23300,23313] [2020-12-22 03:58:34,884 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23386,23399] [2020-12-22 03:58:34,886 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23532,23545] [2020-12-22 03:58:34,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 03:58:34,902 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 03:58:34,942 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22387,22400] [2020-12-22 03:58:34,943 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22458,22471] [2020-12-22 03:58:34,944 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22532,22545] [2020-12-22 03:58:34,945 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22624,22637] [2020-12-22 03:58:34,946 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22701,22714] [2020-12-22 03:58:34,947 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22796,22809] [2020-12-22 03:58:34,948 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22873,22886] [2020-12-22 03:58:34,949 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[22956,22969] [2020-12-22 03:58:34,950 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23051,23064] [2020-12-22 03:58:34,951 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23128,23141] [2020-12-22 03:58:34,952 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23211,23224] [2020-12-22 03:58:34,954 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23300,23313] [2020-12-22 03:58:34,955 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23386,23399] [2020-12-22 03:58:34,956 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-2.i[23532,23545] [2020-12-22 03:58:34,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 03:58:35,056 INFO L208 MainTranslator]: Completed translation [2020-12-22 03:58:35,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35 WrapperNode [2020-12-22 03:58:35,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 03:58:35,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 03:58:35,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 03:58:35,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 03:58:35,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (1/1) ... [2020-12-22 03:58:35,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (1/1) ... [2020-12-22 03:58:35,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 03:58:35,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 03:58:35,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 03:58:35,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 03:58:35,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (1/1) ... [2020-12-22 03:58:35,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (1/1) ... [2020-12-22 03:58:35,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (1/1) ... [2020-12-22 03:58:35,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (1/1) ... [2020-12-22 03:58:35,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (1/1) ... [2020-12-22 03:58:35,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (1/1) ... [2020-12-22 03:58:35,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (1/1) ... [2020-12-22 03:58:35,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 03:58:35,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 03:58:35,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 03:58:35,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 03:58:35,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 03:58:35,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 03:58:35,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 03:58:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 03:58:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 03:58:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 03:58:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 03:58:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 03:58:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 03:58:35,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 03:58:35,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 03:58:35,980 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 03:58:35,980 INFO L299 CfgBuilder]: Removed 35 assume(true) statements. [2020-12-22 03:58:35,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:58:35 BoogieIcfgContainer [2020-12-22 03:58:35,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 03:58:35,988 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 03:58:35,988 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 03:58:36,001 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 03:58:36,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:58:34" (1/3) ... [2020-12-22 03:58:36,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e2c464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:58:36, skipping insertion in model container [2020-12-22 03:58:36,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:58:35" (2/3) ... [2020-12-22 03:58:36,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e2c464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:58:36, skipping insertion in model container [2020-12-22 03:58:36,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:58:35" (3/3) ... [2020-12-22 03:58:36,006 INFO L111 eAbstractionObserver]: Analyzing ICFG sll-queue-2.i [2020-12-22 03:58:36,014 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 03:58:36,021 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 14 error locations. [2020-12-22 03:58:36,043 INFO L253 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2020-12-22 03:58:36,074 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 03:58:36,074 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 03:58:36,074 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 03:58:36,074 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 03:58:36,075 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 03:58:36,075 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 03:58:36,075 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 03:58:36,075 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 03:58:36,098 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states. [2020-12-22 03:58:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-22 03:58:36,104 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:36,105 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-12-22 03:58:36,106 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:36,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:36,113 INFO L82 PathProgramCache]: Analyzing trace with hash 28752478, now seen corresponding path program 1 times [2020-12-22 03:58:36,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:36,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536614404] [2020-12-22 03:58:36,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:36,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:36,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536614404] [2020-12-22 03:58:36,312 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 03:58:36,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 03:58:36,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673897180] [2020-12-22 03:58:36,318 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 03:58:36,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:36,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 03:58:36,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 03:58:36,339 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 2 states. [2020-12-22 03:58:36,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:36,370 INFO L93 Difference]: Finished difference Result 168 states and 278 transitions. [2020-12-22 03:58:36,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 03:58:36,372 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2020-12-22 03:58:36,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:36,386 INFO L225 Difference]: With dead ends: 168 [2020-12-22 03:58:36,386 INFO L226 Difference]: Without dead ends: 80 [2020-12-22 03:58:36,390 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 03:58:36,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-12-22 03:58:36,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2020-12-22 03:58:36,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-12-22 03:58:36,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 89 transitions. [2020-12-22 03:58:36,441 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 89 transitions. Word has length 5 [2020-12-22 03:58:36,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:36,442 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 89 transitions. [2020-12-22 03:58:36,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 03:58:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2020-12-22 03:58:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-22 03:58:36,443 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:36,443 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-12-22 03:58:36,444 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 03:58:36,444 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:36,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:36,446 INFO L82 PathProgramCache]: Analyzing trace with hash 889571111, now seen corresponding path program 1 times [2020-12-22 03:58:36,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:36,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208449615] [2020-12-22 03:58:36,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:36,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:36,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208449615] [2020-12-22 03:58:36,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 03:58:36,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 03:58:36,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639161420] [2020-12-22 03:58:36,525 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 03:58:36,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:36,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 03:58:36,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:36,529 INFO L87 Difference]: Start difference. First operand 80 states and 89 transitions. Second operand 3 states. [2020-12-22 03:58:36,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:36,616 INFO L93 Difference]: Finished difference Result 80 states and 89 transitions. [2020-12-22 03:58:36,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 03:58:36,618 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-12-22 03:58:36,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:36,623 INFO L225 Difference]: With dead ends: 80 [2020-12-22 03:58:36,623 INFO L226 Difference]: Without dead ends: 70 [2020-12-22 03:58:36,626 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:36,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2020-12-22 03:58:36,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2020-12-22 03:58:36,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-12-22 03:58:36,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 79 transitions. [2020-12-22 03:58:36,648 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 79 transitions. Word has length 6 [2020-12-22 03:58:36,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:36,649 INFO L481 AbstractCegarLoop]: Abstraction has 70 states and 79 transitions. [2020-12-22 03:58:36,650 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 03:58:36,653 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2020-12-22 03:58:36,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-22 03:58:36,655 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:36,655 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:36,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 03:58:36,660 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:36,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:36,661 INFO L82 PathProgramCache]: Analyzing trace with hash 1270244236, now seen corresponding path program 1 times [2020-12-22 03:58:36,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:36,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039829491] [2020-12-22 03:58:36,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:36,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:36,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039829491] [2020-12-22 03:58:36,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 03:58:36,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 03:58:36,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50475239] [2020-12-22 03:58:36,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 03:58:36,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:36,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 03:58:36,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:36,749 INFO L87 Difference]: Start difference. First operand 70 states and 79 transitions. Second operand 3 states. [2020-12-22 03:58:36,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:36,809 INFO L93 Difference]: Finished difference Result 70 states and 79 transitions. [2020-12-22 03:58:36,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 03:58:36,810 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-12-22 03:58:36,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:36,812 INFO L225 Difference]: With dead ends: 70 [2020-12-22 03:58:36,812 INFO L226 Difference]: Without dead ends: 68 [2020-12-22 03:58:36,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:36,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2020-12-22 03:58:36,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2020-12-22 03:58:36,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-12-22 03:58:36,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 77 transitions. [2020-12-22 03:58:36,820 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 77 transitions. Word has length 9 [2020-12-22 03:58:36,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:36,820 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 77 transitions. [2020-12-22 03:58:36,820 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 03:58:36,820 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2020-12-22 03:58:36,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-22 03:58:36,821 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:36,822 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:36,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 03:58:36,822 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:36,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:36,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1286414876, now seen corresponding path program 1 times [2020-12-22 03:58:36,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:36,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176054272] [2020-12-22 03:58:36,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:36,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:36,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176054272] [2020-12-22 03:58:36,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 03:58:36,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 03:58:36,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575231690] [2020-12-22 03:58:36,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 03:58:36,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:36,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 03:58:36,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:36,867 INFO L87 Difference]: Start difference. First operand 68 states and 77 transitions. Second operand 3 states. [2020-12-22 03:58:36,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:36,906 INFO L93 Difference]: Finished difference Result 153 states and 178 transitions. [2020-12-22 03:58:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 03:58:36,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-12-22 03:58:36,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:36,908 INFO L225 Difference]: With dead ends: 153 [2020-12-22 03:58:36,909 INFO L226 Difference]: Without dead ends: 87 [2020-12-22 03:58:36,910 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:36,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-12-22 03:58:36,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 76. [2020-12-22 03:58:36,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-12-22 03:58:36,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2020-12-22 03:58:36,918 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 12 [2020-12-22 03:58:36,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:36,919 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2020-12-22 03:58:36,919 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 03:58:36,919 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2020-12-22 03:58:36,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 03:58:36,920 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:36,920 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:36,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 03:58:36,921 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:36,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:36,922 INFO L82 PathProgramCache]: Analyzing trace with hash -138012862, now seen corresponding path program 1 times [2020-12-22 03:58:36,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:36,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368746484] [2020-12-22 03:58:36,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:37,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:37,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368746484] [2020-12-22 03:58:37,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 03:58:37,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 03:58:37,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3657256] [2020-12-22 03:58:37,067 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 03:58:37,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:37,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 03:58:37,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 03:58:37,071 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 5 states. [2020-12-22 03:58:37,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:37,221 INFO L93 Difference]: Finished difference Result 91 states and 104 transitions. [2020-12-22 03:58:37,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 03:58:37,222 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2020-12-22 03:58:37,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:37,223 INFO L225 Difference]: With dead ends: 91 [2020-12-22 03:58:37,223 INFO L226 Difference]: Without dead ends: 71 [2020-12-22 03:58:37,224 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 03:58:37,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-12-22 03:58:37,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2020-12-22 03:58:37,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-12-22 03:58:37,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 79 transitions. [2020-12-22 03:58:37,230 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 79 transitions. Word has length 17 [2020-12-22 03:58:37,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:37,230 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 79 transitions. [2020-12-22 03:58:37,230 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 03:58:37,231 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2020-12-22 03:58:37,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 03:58:37,231 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:37,232 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:37,232 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 03:58:37,232 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:37,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:37,233 INFO L82 PathProgramCache]: Analyzing trace with hash -472870040, now seen corresponding path program 1 times [2020-12-22 03:58:37,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:37,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211901317] [2020-12-22 03:58:37,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:37,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:37,340 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211901317] [2020-12-22 03:58:37,340 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171680980] [2020-12-22 03:58:37,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:58:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:37,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 21 conjunts are in the unsatisfiable core [2020-12-22 03:58:37,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 03:58:37,498 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2020-12-22 03:58:37,499 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:37,507 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:37,509 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:37,509 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2020-12-22 03:58:37,555 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:37,556 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2020-12-22 03:58:37,567 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:37,573 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:37,583 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:37,589 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:58:37,590 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:37,599 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:37,601 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:37,601 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:26 [2020-12-22 03:58:37,684 INFO L348 Elim1Store]: treesize reduction 38, result has 56.3 percent of original size [2020-12-22 03:58:37,684 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 78 [2020-12-22 03:58:37,705 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 2, 1] term [2020-12-22 03:58:37,705 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:58:37,708 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:37,716 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:37,720 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:58:37,721 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:62, output treesize:31 [2020-12-22 03:58:37,830 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:37,833 INFO L382 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 30 [2020-12-22 03:58:37,837 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:37,863 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:37,865 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:37,866 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:4 [2020-12-22 03:58:37,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:37,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 03:58:37,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2020-12-22 03:58:37,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938528390] [2020-12-22 03:58:37,885 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-22 03:58:37,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:37,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-22 03:58:37,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-22 03:58:37,889 INFO L87 Difference]: Start difference. First operand 71 states and 79 transitions. Second operand 9 states. [2020-12-22 03:58:38,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:38,112 INFO L93 Difference]: Finished difference Result 144 states and 158 transitions. [2020-12-22 03:58:38,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 03:58:38,113 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2020-12-22 03:58:38,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:38,116 INFO L225 Difference]: With dead ends: 144 [2020-12-22 03:58:38,116 INFO L226 Difference]: Without dead ends: 142 [2020-12-22 03:58:38,117 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-12-22 03:58:38,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-12-22 03:58:38,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 84. [2020-12-22 03:58:38,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-12-22 03:58:38,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 94 transitions. [2020-12-22 03:58:38,147 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 94 transitions. Word has length 19 [2020-12-22 03:58:38,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:38,148 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 94 transitions. [2020-12-22 03:58:38,148 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-22 03:58:38,148 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2020-12-22 03:58:38,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-22 03:58:38,149 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:38,150 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:38,363 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-12-22 03:58:38,364 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:38,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:38,366 INFO L82 PathProgramCache]: Analyzing trace with hash -1456359625, now seen corresponding path program 1 times [2020-12-22 03:58:38,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:38,367 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896373752] [2020-12-22 03:58:38,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:38,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:38,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896373752] [2020-12-22 03:58:38,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 03:58:38,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 03:58:38,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65488266] [2020-12-22 03:58:38,408 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 03:58:38,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:38,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 03:58:38,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:38,409 INFO L87 Difference]: Start difference. First operand 84 states and 94 transitions. Second operand 3 states. [2020-12-22 03:58:38,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:38,443 INFO L93 Difference]: Finished difference Result 174 states and 199 transitions. [2020-12-22 03:58:38,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 03:58:38,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-12-22 03:58:38,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:38,445 INFO L225 Difference]: With dead ends: 174 [2020-12-22 03:58:38,445 INFO L226 Difference]: Without dead ends: 108 [2020-12-22 03:58:38,446 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:38,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-12-22 03:58:38,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 97. [2020-12-22 03:58:38,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2020-12-22 03:58:38,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 107 transitions. [2020-12-22 03:58:38,453 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 107 transitions. Word has length 20 [2020-12-22 03:58:38,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:38,453 INFO L481 AbstractCegarLoop]: Abstraction has 97 states and 107 transitions. [2020-12-22 03:58:38,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 03:58:38,454 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 107 transitions. [2020-12-22 03:58:38,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 03:58:38,455 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:38,455 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:38,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 03:58:38,456 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:38,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:38,456 INFO L82 PathProgramCache]: Analyzing trace with hash 886899864, now seen corresponding path program 1 times [2020-12-22 03:58:38,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:38,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990556171] [2020-12-22 03:58:38,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:38,500 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 03:58:38,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990556171] [2020-12-22 03:58:38,500 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 03:58:38,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 03:58:38,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771650644] [2020-12-22 03:58:38,501 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 03:58:38,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:38,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 03:58:38,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:38,502 INFO L87 Difference]: Start difference. First operand 97 states and 107 transitions. Second operand 3 states. [2020-12-22 03:58:38,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:38,544 INFO L93 Difference]: Finished difference Result 201 states and 228 transitions. [2020-12-22 03:58:38,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 03:58:38,545 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-22 03:58:38,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:38,552 INFO L225 Difference]: With dead ends: 201 [2020-12-22 03:58:38,552 INFO L226 Difference]: Without dead ends: 122 [2020-12-22 03:58:38,555 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:38,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-12-22 03:58:38,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 110. [2020-12-22 03:58:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-12-22 03:58:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 121 transitions. [2020-12-22 03:58:38,564 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 121 transitions. Word has length 27 [2020-12-22 03:58:38,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:38,565 INFO L481 AbstractCegarLoop]: Abstraction has 110 states and 121 transitions. [2020-12-22 03:58:38,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 03:58:38,565 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 121 transitions. [2020-12-22 03:58:38,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-22 03:58:38,566 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:38,567 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:38,567 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 03:58:38,567 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:38,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:38,568 INFO L82 PathProgramCache]: Analyzing trace with hash 2041801735, now seen corresponding path program 1 times [2020-12-22 03:58:38,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:38,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93559339] [2020-12-22 03:58:38,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:38,782 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:38,783 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93559339] [2020-12-22 03:58:38,783 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [28831091] [2020-12-22 03:58:38,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:58:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:38,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 27 conjunts are in the unsatisfiable core [2020-12-22 03:58:38,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 03:58:38,870 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2020-12-22 03:58:38,870 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:38,878 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:38,879 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:38,879 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2020-12-22 03:58:38,924 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:38,924 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 17 treesize of output 39 [2020-12-22 03:58:38,928 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:38,933 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:38,961 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:38,967 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:58:38,969 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:38,985 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:38,986 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:38,987 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:51, output treesize:36 [2020-12-22 03:58:39,035 INFO L348 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2020-12-22 03:58:39,035 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2020-12-22 03:58:39,038 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:39,050 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:39,051 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:39,051 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:36 [2020-12-22 03:58:39,098 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:39,099 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 30 [2020-12-22 03:58:39,103 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:58:39,104 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:39,108 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:39,124 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:39,163 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:39,164 INFO L382 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 100 [2020-12-22 03:58:39,174 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 3, 2, 1] term [2020-12-22 03:58:39,175 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:39,178 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:39,192 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:39,193 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:58:39,194 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:93, output treesize:50 [2020-12-22 03:58:39,357 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 46 [2020-12-22 03:58:39,358 INFO L348 Elim1Store]: treesize reduction 50, result has 67.1 percent of original size [2020-12-22 03:58:39,358 INFO L382 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 5 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 142 [2020-12-22 03:58:39,369 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 3, 2, 1] term [2020-12-22 03:58:39,370 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:39,372 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:39,373 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:39,375 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:39,376 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:39,378 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:39,380 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:39,382 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:39,384 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:39,386 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:39,388 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:39,390 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:39,392 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:39,394 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:39,396 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:39,397 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:39,398 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:39,400 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:39,402 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:39,403 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:39,405 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:39,406 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:39,408 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:39,409 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:39,411 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:39,419 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 6 xjuncts. [2020-12-22 03:58:39,477 INFO L625 ElimStorePlain]: treesize reduction 427, result has 12.9 percent of original size [2020-12-22 03:58:39,479 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 03:58:39,480 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:106, output treesize:63 [2020-12-22 03:58:39,622 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:39,623 INFO L382 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 5 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 65 [2020-12-22 03:58:39,639 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-22 03:58:39,640 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 03:58:39,642 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:39,646 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:39,648 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:39,648 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:67, output treesize:4 [2020-12-22 03:58:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:39,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 03:58:39,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 13 [2020-12-22 03:58:39,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687843379] [2020-12-22 03:58:39,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 03:58:39,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:39,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 03:58:39,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2020-12-22 03:58:39,663 INFO L87 Difference]: Start difference. First operand 110 states and 121 transitions. Second operand 13 states. [2020-12-22 03:58:44,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:44,878 INFO L93 Difference]: Finished difference Result 170 states and 186 transitions. [2020-12-22 03:58:44,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 03:58:44,878 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 28 [2020-12-22 03:58:44,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:44,880 INFO L225 Difference]: With dead ends: 170 [2020-12-22 03:58:44,880 INFO L226 Difference]: Without dead ends: 168 [2020-12-22 03:58:44,881 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2020-12-22 03:58:44,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2020-12-22 03:58:44,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 108. [2020-12-22 03:58:44,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-12-22 03:58:44,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 119 transitions. [2020-12-22 03:58:44,887 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 119 transitions. Word has length 28 [2020-12-22 03:58:44,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:44,887 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 119 transitions. [2020-12-22 03:58:44,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 03:58:44,887 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 119 transitions. [2020-12-22 03:58:44,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-22 03:58:44,888 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:44,889 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:45,102 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:58:45,103 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:45,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:45,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1259768676, now seen corresponding path program 1 times [2020-12-22 03:58:45,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:45,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538088288] [2020-12-22 03:58:45,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:45,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 03:58:45,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538088288] [2020-12-22 03:58:45,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 03:58:45,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 03:58:45,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773976566] [2020-12-22 03:58:45,166 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 03:58:45,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:45,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 03:58:45,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:45,168 INFO L87 Difference]: Start difference. First operand 108 states and 119 transitions. Second operand 3 states. [2020-12-22 03:58:45,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:45,185 INFO L93 Difference]: Finished difference Result 111 states and 122 transitions. [2020-12-22 03:58:45,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 03:58:45,186 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-12-22 03:58:45,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:45,187 INFO L225 Difference]: With dead ends: 111 [2020-12-22 03:58:45,187 INFO L226 Difference]: Without dead ends: 109 [2020-12-22 03:58:45,187 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:45,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-12-22 03:58:45,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2020-12-22 03:58:45,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-12-22 03:58:45,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 120 transitions. [2020-12-22 03:58:45,194 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 120 transitions. Word has length 29 [2020-12-22 03:58:45,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:45,195 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 120 transitions. [2020-12-22 03:58:45,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 03:58:45,195 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 120 transitions. [2020-12-22 03:58:45,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-22 03:58:45,201 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:45,201 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:45,201 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 03:58:45,201 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:45,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:45,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1259766754, now seen corresponding path program 1 times [2020-12-22 03:58:45,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:45,204 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617699419] [2020-12-22 03:58:45,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:45,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:45,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617699419] [2020-12-22 03:58:45,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1548099836] [2020-12-22 03:58:45,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:58:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:45,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 34 conjunts are in the unsatisfiable core [2020-12-22 03:58:45,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 03:58:45,668 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2020-12-22 03:58:45,669 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:45,684 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:45,685 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:45,685 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2020-12-22 03:58:45,747 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:45,747 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 11 treesize of output 15 [2020-12-22 03:58:45,750 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:45,756 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:45,778 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:45,784 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:58:45,785 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:45,802 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:45,808 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:58:45,809 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:45,833 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:45,835 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:45,836 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:71, output treesize:39 [2020-12-22 03:58:45,874 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_int_18|], 6=[|v_#memory_$Pointer$.base_30|, |v_#memory_$Pointer$.offset_24|]} [2020-12-22 03:58:45,881 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2020-12-22 03:58:45,882 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:45,905 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:45,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:58:45,916 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:45,917 INFO L382 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 111 [2020-12-22 03:58:45,920 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:45,937 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:45,953 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:45,954 INFO L382 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 108 [2020-12-22 03:58:45,959 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:45,972 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:45,973 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:45,973 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:152, output treesize:52 [2020-12-22 03:58:46,060 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:46,061 INFO L382 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 36 [2020-12-22 03:58:46,064 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:46,074 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:46,080 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2020-12-22 03:58:46,082 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:46,088 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:46,090 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:46,090 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:63, output treesize:11 [2020-12-22 03:58:46,119 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:46,123 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:46,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:46,136 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 03:58:46,136 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 12 [2020-12-22 03:58:46,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779016893] [2020-12-22 03:58:46,137 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-22 03:58:46,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:46,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-22 03:58:46,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-12-22 03:58:46,138 INFO L87 Difference]: Start difference. First operand 109 states and 120 transitions. Second operand 12 states. [2020-12-22 03:58:46,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:46,671 INFO L93 Difference]: Finished difference Result 145 states and 158 transitions. [2020-12-22 03:58:46,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 03:58:46,672 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 29 [2020-12-22 03:58:46,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:46,673 INFO L225 Difference]: With dead ends: 145 [2020-12-22 03:58:46,673 INFO L226 Difference]: Without dead ends: 143 [2020-12-22 03:58:46,674 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2020-12-22 03:58:46,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-12-22 03:58:46,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 118. [2020-12-22 03:58:46,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-12-22 03:58:46,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 130 transitions. [2020-12-22 03:58:46,684 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 130 transitions. Word has length 29 [2020-12-22 03:58:46,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:46,685 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 130 transitions. [2020-12-22 03:58:46,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-22 03:58:46,685 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 130 transitions. [2020-12-22 03:58:46,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-22 03:58:46,686 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:46,686 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:46,900 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-22 03:58:46,901 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:46,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:46,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1992708989, now seen corresponding path program 1 times [2020-12-22 03:58:46,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:46,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673466969] [2020-12-22 03:58:46,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:47,123 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:47,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673466969] [2020-12-22 03:58:47,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1822890343] [2020-12-22 03:58:47,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:58:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:47,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 43 conjunts are in the unsatisfiable core [2020-12-22 03:58:47,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 03:58:47,224 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2020-12-22 03:58:47,225 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,232 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,232 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,233 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2020-12-22 03:58:47,290 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,291 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2020-12-22 03:58:47,294 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:47,298 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,320 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,334 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:58:47,336 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,354 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,359 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:58:47,364 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,381 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,382 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,382 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:77, output treesize:49 [2020-12-22 03:58:47,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:58:47,429 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2020-12-22 03:58:47,432 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,455 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:58:47,478 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2020-12-22 03:58:47,479 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,497 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,498 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,499 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:87, output treesize:49 [2020-12-22 03:58:47,544 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,544 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 30 [2020-12-22 03:58:47,546 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:58:47,548 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:47,550 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,585 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,624 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,625 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 149 treesize of output 146 [2020-12-22 03:58:47,630 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-22 03:58:47,630 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:47,632 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,681 INFO L625 ElimStorePlain]: treesize reduction 8, result has 93.5 percent of original size [2020-12-22 03:58:47,708 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,709 INFO L382 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 94 [2020-12-22 03:58:47,712 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,755 INFO L625 ElimStorePlain]: treesize reduction 32, result has 66.3 percent of original size [2020-12-22 03:58:47,757 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,757 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:174, output treesize:52 [2020-12-22 03:58:47,802 INFO L443 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.offset_28|], 12=[|v_#memory_$Pointer$.base_34|]} [2020-12-22 03:58:47,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:58:47,808 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 29 [2020-12-22 03:58:47,809 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:47,828 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:47,938 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 44 [2020-12-22 03:58:47,940 INFO L348 Elim1Store]: treesize reduction 50, result has 66.2 percent of original size [2020-12-22 03:58:47,940 INFO L382 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 5 new quantified variables, introduced 6 case distinctions, treesize of input 114 treesize of output 141 [2020-12-22 03:58:47,950 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:58:47,951 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:47,952 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:58:47,954 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:58:47,957 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-22 03:58:47,957 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:47,959 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:47,960 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:47,961 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:47,964 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 3 xjuncts. [2020-12-22 03:58:48,011 INFO L625 ElimStorePlain]: treesize reduction 199, result has 28.9 percent of original size [2020-12-22 03:58:48,013 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:58:48,013 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:167, output treesize:81 [2020-12-22 03:58:48,129 INFO L443 ElimStorePlain]: Different costs {2=[|#memory_$Pointer$.offset|], 11=[|#memory_$Pointer$.base|]} [2020-12-22 03:58:48,133 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 38 treesize of output 18 [2020-12-22 03:58:48,135 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:48,145 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:48,164 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:48,164 INFO L382 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 5 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 57 [2020-12-22 03:58:48,168 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-22 03:58:48,169 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 03:58:48,171 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:48,175 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:48,177 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:48,178 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:93, output treesize:4 [2020-12-22 03:58:48,195 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:48,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 03:58:48,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 13 [2020-12-22 03:58:48,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957082214] [2020-12-22 03:58:48,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 03:58:48,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:48,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 03:58:48,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-12-22 03:58:48,198 INFO L87 Difference]: Start difference. First operand 118 states and 130 transitions. Second operand 13 states. [2020-12-22 03:58:48,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:48,710 INFO L93 Difference]: Finished difference Result 156 states and 170 transitions. [2020-12-22 03:58:48,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 03:58:48,711 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 31 [2020-12-22 03:58:48,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:48,715 INFO L225 Difference]: With dead ends: 156 [2020-12-22 03:58:48,715 INFO L226 Difference]: Without dead ends: 154 [2020-12-22 03:58:48,716 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2020-12-22 03:58:48,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-12-22 03:58:48,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 137. [2020-12-22 03:58:48,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-12-22 03:58:48,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 150 transitions. [2020-12-22 03:58:48,727 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 150 transitions. Word has length 31 [2020-12-22 03:58:48,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:48,728 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 150 transitions. [2020-12-22 03:58:48,728 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 03:58:48,728 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 150 transitions. [2020-12-22 03:58:48,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-22 03:58:48,730 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:48,730 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:48,945 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:58:48,946 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:48,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:48,948 INFO L82 PathProgramCache]: Analyzing trace with hash 509365297, now seen corresponding path program 1 times [2020-12-22 03:58:48,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:48,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317254596] [2020-12-22 03:58:48,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-22 03:58:48,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317254596] [2020-12-22 03:58:48,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 03:58:48,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 03:58:48,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101168511] [2020-12-22 03:58:48,986 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 03:58:48,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:48,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 03:58:48,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:48,987 INFO L87 Difference]: Start difference. First operand 137 states and 150 transitions. Second operand 3 states. [2020-12-22 03:58:49,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:49,024 INFO L93 Difference]: Finished difference Result 202 states and 224 transitions. [2020-12-22 03:58:49,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 03:58:49,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2020-12-22 03:58:49,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:49,025 INFO L225 Difference]: With dead ends: 202 [2020-12-22 03:58:49,025 INFO L226 Difference]: Without dead ends: 111 [2020-12-22 03:58:49,026 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 03:58:49,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-12-22 03:58:49,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 96. [2020-12-22 03:58:49,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-12-22 03:58:49,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 101 transitions. [2020-12-22 03:58:49,032 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 101 transitions. Word has length 36 [2020-12-22 03:58:49,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:49,032 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 101 transitions. [2020-12-22 03:58:49,032 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 03:58:49,032 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 101 transitions. [2020-12-22 03:58:49,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 03:58:49,033 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:49,033 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:49,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 03:58:49,033 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:49,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:49,034 INFO L82 PathProgramCache]: Analyzing trace with hash 525270376, now seen corresponding path program 1 times [2020-12-22 03:58:49,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:49,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941304071] [2020-12-22 03:58:49,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:49,067 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 03:58:49,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941304071] [2020-12-22 03:58:49,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 03:58:49,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 03:58:49,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478724703] [2020-12-22 03:58:49,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 03:58:49,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:49,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 03:58:49,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 03:58:49,069 INFO L87 Difference]: Start difference. First operand 96 states and 101 transitions. Second operand 4 states. [2020-12-22 03:58:49,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:49,111 INFO L93 Difference]: Finished difference Result 118 states and 125 transitions. [2020-12-22 03:58:49,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 03:58:49,112 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-12-22 03:58:49,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:49,113 INFO L225 Difference]: With dead ends: 118 [2020-12-22 03:58:49,113 INFO L226 Difference]: Without dead ends: 107 [2020-12-22 03:58:49,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 03:58:49,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-12-22 03:58:49,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2020-12-22 03:58:49,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-12-22 03:58:49,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 110 transitions. [2020-12-22 03:58:49,121 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 110 transitions. Word has length 37 [2020-12-22 03:58:49,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:49,121 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 110 transitions. [2020-12-22 03:58:49,121 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 03:58:49,121 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 110 transitions. [2020-12-22 03:58:49,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 03:58:49,122 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:49,122 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:49,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-22 03:58:49,122 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:49,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:49,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1226334954, now seen corresponding path program 1 times [2020-12-22 03:58:49,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:49,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671291118] [2020-12-22 03:58:49,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:49,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:49,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671291118] [2020-12-22 03:58:49,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159209175] [2020-12-22 03:58:49,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:58:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:49,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 36 conjunts are in the unsatisfiable core [2020-12-22 03:58:49,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 03:58:49,403 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2020-12-22 03:58:49,404 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,414 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,415 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,415 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2020-12-22 03:58:49,451 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,451 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 11 treesize of output 15 [2020-12-22 03:58:49,453 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:49,454 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,471 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,481 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:58:49,482 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,496 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,500 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:58:49,502 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,515 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,516 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,517 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:71, output treesize:39 [2020-12-22 03:58:49,564 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,565 INFO L382 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 116 treesize of output 126 [2020-12-22 03:58:49,568 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,585 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:58:49,595 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,595 INFO L382 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 71 [2020-12-22 03:58:49,599 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,609 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,610 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,611 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:49 [2020-12-22 03:58:49,728 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,728 INFO L382 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 44 [2020-12-22 03:58:49,730 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:58:49,732 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:58:49,742 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,745 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2020-12-22 03:58:49,746 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,752 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:49,753 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:49,753 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:76, output treesize:7 [2020-12-22 03:58:49,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:49,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 03:58:49,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 15 [2020-12-22 03:58:49,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545441266] [2020-12-22 03:58:49,771 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-22 03:58:49,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:49,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-22 03:58:49,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2020-12-22 03:58:49,772 INFO L87 Difference]: Start difference. First operand 105 states and 110 transitions. Second operand 15 states. [2020-12-22 03:58:50,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:58:50,157 INFO L93 Difference]: Finished difference Result 111 states and 115 transitions. [2020-12-22 03:58:50,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 03:58:50,157 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 37 [2020-12-22 03:58:50,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:58:50,158 INFO L225 Difference]: With dead ends: 111 [2020-12-22 03:58:50,158 INFO L226 Difference]: Without dead ends: 80 [2020-12-22 03:58:50,159 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2020-12-22 03:58:50,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-12-22 03:58:50,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2020-12-22 03:58:50,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-12-22 03:58:50,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 83 transitions. [2020-12-22 03:58:50,164 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 83 transitions. Word has length 37 [2020-12-22 03:58:50,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:58:50,164 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 83 transitions. [2020-12-22 03:58:50,164 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-22 03:58:50,164 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 83 transitions. [2020-12-22 03:58:50,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 03:58:50,165 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:58:50,165 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:58:50,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-12-22 03:58:50,380 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:58:50,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:58:50,381 INFO L82 PathProgramCache]: Analyzing trace with hash 778254669, now seen corresponding path program 1 times [2020-12-22 03:58:50,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:58:50,381 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076339947] [2020-12-22 03:58:50,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:58:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:50,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076339947] [2020-12-22 03:58:50,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2035957727] [2020-12-22 03:58:50,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:58:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:58:50,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 33 conjunts are in the unsatisfiable core [2020-12-22 03:58:50,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 03:58:50,685 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2020-12-22 03:58:50,686 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:50,693 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:50,694 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:50,694 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2020-12-22 03:58:50,735 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:50,735 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 17 treesize of output 39 [2020-12-22 03:58:50,737 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:50,740 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:50,754 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:50,761 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:58:50,762 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:50,776 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:50,777 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:50,777 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:51, output treesize:36 [2020-12-22 03:58:50,817 INFO L348 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2020-12-22 03:58:50,817 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2020-12-22 03:58:50,819 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:50,832 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:50,833 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:50,833 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:36 [2020-12-22 03:58:50,891 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:50,892 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 89 [2020-12-22 03:58:50,894 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:58:50,896 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:50,899 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:50,923 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:50,964 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:50,965 INFO L382 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 88 treesize of output 105 [2020-12-22 03:58:50,969 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-22 03:58:50,969 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:50,971 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:50,990 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:50,992 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:58:50,992 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:99, output treesize:69 [2020-12-22 03:58:51,085 INFO L348 Elim1Store]: treesize reduction 62, result has 37.4 percent of original size [2020-12-22 03:58:51,086 INFO L382 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 4 new quantified variables, introduced 4 case distinctions, treesize of input 71 treesize of output 70 [2020-12-22 03:58:51,089 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:51,109 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:51,110 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:58:51,111 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:88, output treesize:69 [2020-12-22 03:58:51,173 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:51,174 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 49 [2020-12-22 03:58:51,176 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:58:51,177 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:58:51,178 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:58:51,181 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:51,230 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:51,386 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2020-12-22 03:58:51,387 INFO L348 Elim1Store]: treesize reduction 23, result has 85.6 percent of original size [2020-12-22 03:58:51,388 INFO L382 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 5 new quantified variables, introduced 7 case distinctions, treesize of input 139 treesize of output 177 [2020-12-22 03:58:51,397 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-22 03:58:51,398 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,399 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,400 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,402 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,403 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,405 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,406 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,407 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,410 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-22 03:58:51,411 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:51,412 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,413 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,414 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,415 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,416 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,418 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,419 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,420 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,421 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,422 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,424 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,425 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,426 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,427 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,428 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,430 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:51,431 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,432 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,433 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,435 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,436 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,437 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,438 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,439 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,440 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,441 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,443 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,444 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,445 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,446 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,447 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,449 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 15 disjuncts [2020-12-22 03:58:51,451 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,452 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,453 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,454 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,455 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-22 03:58:51,456 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,457 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,458 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,461 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,462 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,463 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,465 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,466 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,468 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,469 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,470 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,472 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:51,473 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,474 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,475 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,476 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,477 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,479 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,480 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,481 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,482 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,483 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,485 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,486 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,487 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,488 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,489 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,491 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2020-12-22 03:58:51,493 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,494 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,495 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,496 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,497 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,499 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,500 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,501 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,503 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,504 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,505 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,506 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,507 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,509 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-22 03:58:51,511 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,512 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,513 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,513 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,515 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,516 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,517 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,520 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,521 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,522 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,522 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,524 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,525 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,526 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,529 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,530 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,531 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,532 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,533 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,535 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,536 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,537 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,539 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,540 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,541 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,542 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,543 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,545 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:58:51,547 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,548 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,549 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,550 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,552 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,552 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,553 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,555 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,556 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,557 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,558 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,560 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,560 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,561 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,564 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,565 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,566 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,567 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,568 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,570 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,571 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,572 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,574 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,575 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,576 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,577 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,578 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,580 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:58:51,582 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,583 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,584 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,585 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,587 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,587 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,588 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,590 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,591 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,592 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,593 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,594 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,595 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,596 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,598 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,599 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,600 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,600 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,602 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,603 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,604 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,607 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,608 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,609 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,611 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,611 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,613 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,614 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,615 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,617 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:51,618 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,619 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,620 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,621 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,622 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,624 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,624 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,625 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,626 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,627 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,629 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,630 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,631 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,632 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,633 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,635 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2020-12-22 03:58:51,637 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,638 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,639 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,640 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,641 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,643 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,644 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,645 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,647 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,648 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,649 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,650 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,650 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,652 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-22 03:58:51,654 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,655 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,656 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,657 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,658 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,659 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,660 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,662 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,663 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,664 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,665 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,666 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,667 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,668 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,671 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,673 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,673 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,675 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,692 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,694 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,695 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,697 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,699 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,700 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,701 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,703 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,704 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,706 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:58:51,708 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,711 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,712 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,713 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,715 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,716 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,717 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,719 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,720 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,721 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,722 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,724 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,725 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,726 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,730 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:51,731 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:51,732 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,733 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,734 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,736 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:51,737 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,738 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,741 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,742 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:51,743 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,744 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,745 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,747 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:58:51,749 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:51,750 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,751 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,752 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,754 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:51,755 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:51,756 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:51,762 INFO L547 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:51,784 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:51,787 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 03:58:51,787 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:154, output treesize:94 [2020-12-22 03:58:52,071 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 72 [2020-12-22 03:58:52,072 INFO L348 Elim1Store]: treesize reduction 62, result has 72.9 percent of original size [2020-12-22 03:58:52,073 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 179 treesize of output 222 [2020-12-22 03:58:52,093 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,093 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,094 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:52,095 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:52,096 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:58:52,097 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:58:52,099 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,099 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:52,100 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:52,101 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:58:52,102 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:58:52,104 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,105 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,106 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,107 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,108 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,110 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,111 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,111 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:52,113 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,114 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,115 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,116 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,117 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,118 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,119 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:52,121 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 2, 1] term [2020-12-22 03:58:52,121 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,124 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,125 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,126 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:58:52,126 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,127 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:52,129 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:52,130 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:58:52,131 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:58:52,132 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:58:52,134 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-22 03:58:52,135 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-22 03:58:52,136 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:58:52,137 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:58:52,137 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,138 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,139 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,141 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,142 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,142 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,144 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:58:52,145 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,146 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,148 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:58:52,149 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,150 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,150 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,152 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:58:52,153 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,154 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,155 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,156 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,157 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,158 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:58:52,159 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-22 03:58:52,160 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,161 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,162 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,163 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,165 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,165 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,167 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,168 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,169 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,170 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-22 03:58:52,171 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,172 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,173 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,174 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,175 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,176 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,177 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,178 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,179 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,180 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:58:52,181 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:58:52,182 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,183 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,184 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,185 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,186 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,187 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,189 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,190 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,191 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,192 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,193 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,194 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,195 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,196 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:58:52,197 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,198 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,199 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,200 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,201 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,202 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,203 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,204 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,205 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,206 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,207 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,208 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,209 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:58:52,210 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,211 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,212 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:52,212 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,213 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,215 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,216 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,217 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,218 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:52,219 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,220 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,221 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:58:52,222 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-22 03:58:52,223 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,224 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,225 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:52,226 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,227 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,228 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:52,229 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,230 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,231 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,232 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,233 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,234 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,235 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,236 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,237 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,238 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,239 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,240 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,241 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,241 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,243 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,244 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,245 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,246 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,247 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-22 03:58:52,248 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:58:52,249 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,250 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:52,251 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,252 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,253 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,254 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:58:52,255 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,256 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,257 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,259 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,260 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,260 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,261 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,263 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,264 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,265 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,266 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,267 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,268 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,269 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:58:52,270 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:58:52,271 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,272 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,273 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,274 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,275 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:58:52,276 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,277 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:58:52,278 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:58:52,280 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 14, 3, 5, 10, 4, 10, 4, 8, 3, 7, 1] term [2020-12-22 03:58:52,281 INFO L639 QuantifierPusher]: Distributing 14 conjuncts over 4 disjuncts [2020-12-22 03:58:52,282 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 3, 2, 9, 1] term [2020-12-22 03:58:52,282 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-22 03:58:52,284 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 5, 3, 4, 8, 4, 8, 3, 7, 1] term [2020-12-22 03:58:52,284 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2020-12-22 03:58:52,285 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 4, 7, 3, 7, 1] term [2020-12-22 03:58:52,285 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:58:52,286 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 5, 3, 2, 9, 2, 8, 1] term [2020-12-22 03:58:52,286 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2020-12-22 03:58:52,287 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 8, 1] term [2020-12-22 03:58:52,287 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:58:52,289 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 3, 4, 8, 3, 8, 1] term [2020-12-22 03:58:52,289 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-22 03:58:52,290 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 3, 2, 10, 1] term [2020-12-22 03:58:52,290 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-22 03:58:52,351 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 13 xjuncts. [2020-12-22 03:58:52,554 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2020-12-22 03:58:52,555 INFO L625 ElimStorePlain]: treesize reduction 7618, result has 1.6 percent of original size [2020-12-22 03:58:52,558 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-22 03:58:52,558 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:182, output treesize:127 [2020-12-22 03:58:52,746 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:52,746 INFO L382 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 7 new quantified variables, introduced 6 case distinctions, treesize of input 131 treesize of output 116 [2020-12-22 03:58:52,752 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:58:52,753 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:58:52,753 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-22 03:58:52,755 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:58:52,756 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:58:52,757 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:58:52,763 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:58:52,764 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:58:52,764 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:131, output treesize:4 [2020-12-22 03:58:52,788 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:58:52,788 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 03:58:52,788 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 15 [2020-12-22 03:58:52,788 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336259304] [2020-12-22 03:58:52,789 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-22 03:58:52,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:58:52,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-22 03:58:52,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-12-22 03:58:52,790 INFO L87 Difference]: Start difference. First operand 80 states and 83 transitions. Second operand 15 states. [2020-12-22 03:59:03,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:59:03,821 INFO L93 Difference]: Finished difference Result 149 states and 157 transitions. [2020-12-22 03:59:03,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 03:59:03,822 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 38 [2020-12-22 03:59:03,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:59:03,823 INFO L225 Difference]: With dead ends: 149 [2020-12-22 03:59:03,823 INFO L226 Difference]: Without dead ends: 147 [2020-12-22 03:59:03,823 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2020-12-22 03:59:03,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-12-22 03:59:03,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 78. [2020-12-22 03:59:03,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-12-22 03:59:03,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 81 transitions. [2020-12-22 03:59:03,829 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 81 transitions. Word has length 38 [2020-12-22 03:59:03,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:59:03,830 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 81 transitions. [2020-12-22 03:59:03,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-22 03:59:03,830 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 81 transitions. [2020-12-22 03:59:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-22 03:59:03,830 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:59:03,830 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:59:04,036 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:59:04,037 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:59:04,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:59:04,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1793269558, now seen corresponding path program 1 times [2020-12-22 03:59:04,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:59:04,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901219828] [2020-12-22 03:59:04,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:59:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:59:04,326 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:59:04,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901219828] [2020-12-22 03:59:04,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [676091439] [2020-12-22 03:59:04,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:59:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:59:04,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 45 conjunts are in the unsatisfiable core [2020-12-22 03:59:04,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 03:59:04,437 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2020-12-22 03:59:04,438 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,445 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,445 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,445 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2020-12-22 03:59:04,480 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,484 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2020-12-22 03:59:04,485 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:59:04,488 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,513 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,519 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:59:04,520 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,539 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,545 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:59:04,546 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,565 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,566 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,567 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:77, output treesize:49 [2020-12-22 03:59:04,618 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_int_20|], 6=[|v_#memory_$Pointer$.base_44|, |v_#memory_$Pointer$.offset_32|]} [2020-12-22 03:59:04,626 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-12-22 03:59:04,627 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,658 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:04,665 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2020-12-22 03:59:04,666 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,694 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:04,700 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2020-12-22 03:59:04,701 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,721 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,722 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,722 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:100, output treesize:58 [2020-12-22 03:59:04,831 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,832 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 30 [2020-12-22 03:59:04,833 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:59:04,834 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:59:04,835 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,890 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,892 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_int_21|, |v_#memory_int_19|], 10=[|v_#memory_$Pointer$.offset_33|, |v_#memory_$Pointer$.base_45|]} [2020-12-22 03:59:04,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:04,903 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 21 [2020-12-22 03:59:04,904 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,946 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,954 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 21 [2020-12-22 03:59:04,955 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:04,994 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:04,998 INFO L382 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 102 [2020-12-22 03:59:05,003 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:05,032 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:05,070 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:05,071 INFO L382 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 115 treesize of output 124 [2020-12-22 03:59:05,074 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-22 03:59:05,074 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:59:05,076 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:05,116 INFO L625 ElimStorePlain]: treesize reduction 8, result has 91.3 percent of original size [2020-12-22 03:59:05,117 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:05,118 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:237, output treesize:69 [2020-12-22 03:59:05,166 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_int_22|], 6=[|v_#memory_$Pointer$.offset_34|], 12=[|v_#memory_$Pointer$.base_46|]} [2020-12-22 03:59:05,172 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 42 [2020-12-22 03:59:05,173 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:05,204 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:05,248 INFO L348 Elim1Store]: treesize reduction 46, result has 55.3 percent of original size [2020-12-22 03:59:05,249 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 230 treesize of output 213 [2020-12-22 03:59:05,253 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:05,274 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:05,386 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 44 [2020-12-22 03:59:05,388 INFO L348 Elim1Store]: treesize reduction 50, result has 66.2 percent of original size [2020-12-22 03:59:05,389 INFO L382 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 5 new quantified variables, introduced 6 case distinctions, treesize of input 130 treesize of output 153 [2020-12-22 03:59:05,394 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:05,394 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:59:05,395 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:59:05,396 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:05,397 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:59:05,399 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-22 03:59:05,399 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:59:05,401 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:59:05,403 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:05,439 INFO L625 ElimStorePlain]: treesize reduction 8, result has 92.4 percent of original size [2020-12-22 03:59:05,441 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:59:05,441 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:249, output treesize:97 [2020-12-22 03:59:05,568 INFO L443 ElimStorePlain]: Different costs {2=[|#memory_$Pointer$.offset|], 5=[|#memory_$Pointer$.base|]} [2020-12-22 03:59:05,572 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 10 [2020-12-22 03:59:05,573 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:05,588 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:05,607 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:05,607 INFO L382 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 5 new quantified variables, introduced 3 case distinctions, treesize of input 79 treesize of output 69 [2020-12-22 03:59:05,610 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:59:05,611 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-22 03:59:05,613 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:59:05,624 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:05,627 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 03:59:05,627 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:108, output treesize:24 [2020-12-22 03:59:05,680 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:59:05,683 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:59:05,685 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:59:05,686 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:59:05,733 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:59:05,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 03:59:05,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 15 [2020-12-22 03:59:05,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335357678] [2020-12-22 03:59:05,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-22 03:59:05,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:59:05,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-22 03:59:05,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2020-12-22 03:59:05,735 INFO L87 Difference]: Start difference. First operand 78 states and 81 transitions. Second operand 15 states. [2020-12-22 03:59:06,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:59:06,438 INFO L93 Difference]: Finished difference Result 101 states and 106 transitions. [2020-12-22 03:59:06,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 03:59:06,439 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 40 [2020-12-22 03:59:06,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:59:06,440 INFO L225 Difference]: With dead ends: 101 [2020-12-22 03:59:06,440 INFO L226 Difference]: Without dead ends: 99 [2020-12-22 03:59:06,440 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=85, Invalid=377, Unknown=0, NotChecked=0, Total=462 [2020-12-22 03:59:06,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-12-22 03:59:06,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 84. [2020-12-22 03:59:06,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-12-22 03:59:06,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-12-22 03:59:06,448 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 40 [2020-12-22 03:59:06,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:59:06,448 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-12-22 03:59:06,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-22 03:59:06,448 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-12-22 03:59:06,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-22 03:59:06,449 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:59:06,449 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:59:06,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-22 03:59:06,664 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:59:06,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:59:06,665 INFO L82 PathProgramCache]: Analyzing trace with hash 755507507, now seen corresponding path program 1 times [2020-12-22 03:59:06,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:59:06,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185462726] [2020-12-22 03:59:06,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:59:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:59:06,912 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:59:06,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185462726] [2020-12-22 03:59:06,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1735093594] [2020-12-22 03:59:06,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:59:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:59:07,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 56 conjunts are in the unsatisfiable core [2020-12-22 03:59:07,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 03:59:07,035 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2020-12-22 03:59:07,036 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,043 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,043 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,043 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2020-12-22 03:59:07,103 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,104 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2020-12-22 03:59:07,106 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:59:07,111 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,134 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,140 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:59:07,141 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,163 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,169 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:59:07,170 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,190 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,191 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,191 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:77, output treesize:49 [2020-12-22 03:59:07,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:07,249 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2020-12-22 03:59:07,250 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,273 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:07,280 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2020-12-22 03:59:07,283 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,303 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,304 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,304 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:87, output treesize:49 [2020-12-22 03:59:07,368 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,368 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 89 [2020-12-22 03:59:07,371 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:59:07,371 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:59:07,374 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,418 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,424 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 89 [2020-12-22 03:59:07,427 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,465 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,507 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,507 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 107 treesize of output 116 [2020-12-22 03:59:07,511 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 3, 2, 1] term [2020-12-22 03:59:07,511 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:59:07,512 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,573 INFO L625 ElimStorePlain]: treesize reduction 8, result has 91.8 percent of original size [2020-12-22 03:59:07,575 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,575 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:180, output treesize:75 [2020-12-22 03:59:07,633 INFO L443 ElimStorePlain]: Different costs {6=[|v_#memory_$Pointer$.offset_38|], 12=[|v_#memory_$Pointer$.base_50|]} [2020-12-22 03:59:07,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:07,639 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 32 [2020-12-22 03:59:07,641 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,674 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:07,727 INFO L348 Elim1Store]: treesize reduction 24, result has 61.3 percent of original size [2020-12-22 03:59:07,728 INFO L382 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 70 [2020-12-22 03:59:07,730 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,775 INFO L625 ElimStorePlain]: treesize reduction 8, result has 89.9 percent of original size [2020-12-22 03:59:07,776 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,776 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:113, output treesize:71 [2020-12-22 03:59:07,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:07,856 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,856 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 53 [2020-12-22 03:59:07,858 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:59:07,859 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:59:07,859 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:59:07,861 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:07,916 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,917 INFO L443 ElimStorePlain]: Different costs {10=[|v_#memory_$Pointer$.offset_39|], 18=[|v_#memory_$Pointer$.base_51|]} [2020-12-22 03:59:07,962 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:07,965 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 264 treesize of output 225 [2020-12-22 03:59:07,969 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:08,004 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:08,182 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2020-12-22 03:59:08,183 INFO L348 Elim1Store]: treesize reduction 19, result has 86.8 percent of original size [2020-12-22 03:59:08,183 INFO L382 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 5 new quantified variables, introduced 7 case distinctions, treesize of input 150 treesize of output 168 [2020-12-22 03:59:08,191 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:59:08,192 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-22 03:59:08,193 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-22 03:59:08,194 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:59:08,195 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:59:08,196 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:59:08,197 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:08,199 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:59:08,200 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-22 03:59:08,201 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:59:08,202 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-22 03:59:08,203 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:59:08,203 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:08,205 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:59:08,206 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:08,207 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:08,207 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:08,208 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:08,210 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:08,210 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:59:08,212 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 15 disjuncts [2020-12-22 03:59:08,214 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:59:08,214 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-22 03:59:08,216 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:59:08,216 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-22 03:59:08,217 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:59:08,218 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:08,220 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:59:08,221 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:08,222 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:08,222 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:08,223 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:08,225 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:08,225 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:59:08,227 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 15 disjuncts [2020-12-22 03:59:08,229 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-22 03:59:08,229 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2020-12-22 03:59:08,230 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-22 03:59:08,231 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:08,233 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-22 03:59:08,234 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:08,235 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:08,237 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 11 disjuncts [2020-12-22 03:59:08,238 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 10 disjuncts [2020-12-22 03:59:08,239 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:59:08,240 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:59:08,241 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:59:08,242 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:08,244 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 8 disjuncts [2020-12-22 03:59:08,244 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:08,245 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:08,246 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:08,246 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:08,248 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:08,249 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:59:08,250 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2020-12-22 03:59:08,252 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:59:08,253 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-22 03:59:08,253 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:08,255 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:08,263 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:08,349 INFO L625 ElimStorePlain]: treesize reduction 529, result has 17.7 percent of original size [2020-12-22 03:59:08,351 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:59:08,352 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:290, output treesize:114 [2020-12-22 03:59:08,427 INFO L443 ElimStorePlain]: Different costs {10=[|v_#memory_$Pointer$.offset_40|], 15=[|v_#memory_$Pointer$.base_52|]} [2020-12-22 03:59:08,434 INFO L382 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 93 treesize of output 51 [2020-12-22 03:59:08,436 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:08,463 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:08,512 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:08,513 INFO L382 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 7 new quantified variables, introduced 7 case distinctions, treesize of input 185 treesize of output 174 [2020-12-22 03:59:08,518 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 3, 2, 1] term [2020-12-22 03:59:08,518 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:59:08,520 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:08,567 INFO L625 ElimStorePlain]: treesize reduction 28, result has 83.7 percent of original size [2020-12-22 03:59:08,571 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:59:08,571 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:246, output treesize:144 [2020-12-22 03:59:08,803 INFO L443 ElimStorePlain]: Different costs {5=[|#memory_$Pointer$.offset|], 17=[|#memory_$Pointer$.base|]} [2020-12-22 03:59:08,807 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 21 [2020-12-22 03:59:08,809 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:08,836 INFO L625 ElimStorePlain]: treesize reduction 16, result has 86.6 percent of original size [2020-12-22 03:59:08,873 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:08,873 INFO L382 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 7 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 96 [2020-12-22 03:59:08,879 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:59:08,880 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:59:08,880 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 03:59:08,881 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:59:08,884 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-22 03:59:08,884 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:59:08,886 INFO L639 QuantifierPusher]: Distributing 6 conjuncts over 5 disjuncts [2020-12-22 03:59:08,887 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 5 disjuncts [2020-12-22 03:59:08,888 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:59:08,897 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:59:08,899 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:08,900 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:08,900 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:59:08,901 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:59:08,903 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:08,907 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:08,908 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:08,908 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:164, output treesize:4 [2020-12-22 03:59:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:59:08,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 03:59:08,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 19 [2020-12-22 03:59:08,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309516737] [2020-12-22 03:59:08,941 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-12-22 03:59:08,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:59:08,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-12-22 03:59:08,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2020-12-22 03:59:08,943 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand 19 states. [2020-12-22 03:59:10,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:59:10,300 INFO L93 Difference]: Finished difference Result 131 states and 138 transitions. [2020-12-22 03:59:10,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-12-22 03:59:10,300 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 41 [2020-12-22 03:59:10,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:59:10,301 INFO L225 Difference]: With dead ends: 131 [2020-12-22 03:59:10,301 INFO L226 Difference]: Without dead ends: 129 [2020-12-22 03:59:10,302 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=146, Invalid=724, Unknown=0, NotChecked=0, Total=870 [2020-12-22 03:59:10,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-12-22 03:59:10,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 82. [2020-12-22 03:59:10,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-12-22 03:59:10,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 86 transitions. [2020-12-22 03:59:10,309 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 86 transitions. Word has length 41 [2020-12-22 03:59:10,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:59:10,310 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 86 transitions. [2020-12-22 03:59:10,310 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-12-22 03:59:10,310 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2020-12-22 03:59:10,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-22 03:59:10,310 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:59:10,311 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:59:10,524 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-22 03:59:10,525 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:59:10,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:59:10,526 INFO L82 PathProgramCache]: Analyzing trace with hash 1699655007, now seen corresponding path program 1 times [2020-12-22 03:59:10,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:59:10,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018268726] [2020-12-22 03:59:10,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:59:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:59:10,744 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:59:10,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018268726] [2020-12-22 03:59:10,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095765684] [2020-12-22 03:59:10,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:59:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 03:59:10,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 65 conjunts are in the unsatisfiable core [2020-12-22 03:59:10,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 03:59:10,854 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2020-12-22 03:59:10,855 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:10,862 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:10,862 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:10,862 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2020-12-22 03:59:10,907 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:10,908 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2020-12-22 03:59:10,909 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:59:10,910 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:10,934 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:10,941 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:59:10,942 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:10,960 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:10,965 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-12-22 03:59:10,966 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:10,988 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:10,989 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:10,989 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:77, output treesize:49 [2020-12-22 03:59:11,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:11,050 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2020-12-22 03:59:11,051 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,073 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:11,078 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2020-12-22 03:59:11,079 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,097 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,097 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,098 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:87, output treesize:49 [2020-12-22 03:59:11,154 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,154 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 26 treesize of output 89 [2020-12-22 03:59:11,156 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:59:11,156 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:59:11,159 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,206 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,235 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,235 INFO L382 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 134 treesize of output 115 [2020-12-22 03:59:11,238 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[10, 2, 1] term [2020-12-22 03:59:11,238 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:59:11,239 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,311 INFO L625 ElimStorePlain]: treesize reduction 8, result has 93.6 percent of original size [2020-12-22 03:59:11,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:11,318 INFO L382 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 62 treesize of output 32 [2020-12-22 03:59:11,320 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,345 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,346 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,347 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:155, output treesize:81 [2020-12-22 03:59:11,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:11,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:11,429 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2020-12-22 03:59:11,430 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,473 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:11,490 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,491 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 63 [2020-12-22 03:59:11,494 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,550 INFO L625 ElimStorePlain]: treesize reduction 8, result has 91.0 percent of original size [2020-12-22 03:59:11,551 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,551 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:119, output treesize:81 [2020-12-22 03:59:11,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:11,601 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,601 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 49 [2020-12-22 03:59:11,603 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 03:59:11,604 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 03:59:11,605 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 03:59:11,606 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,650 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:11,658 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2020-12-22 03:59:11,660 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,694 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:11,816 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2020-12-22 03:59:11,816 INFO L348 Elim1Store]: treesize reduction 19, result has 85.6 percent of original size [2020-12-22 03:59:11,817 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 149 treesize of output 159 [2020-12-22 03:59:11,822 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:59:11,822 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:11,823 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:11,824 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:11,825 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-12-22 03:59:11,826 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:59:11,827 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:11,828 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:11,828 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:11,829 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:11,831 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:59:11,832 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:59:11,832 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:59:11,833 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:11,834 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:11,835 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:11,835 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:11,837 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:11,837 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:11,839 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:59:11,840 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:11,841 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:11,841 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:11,842 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:11,843 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:11,844 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:11,846 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:11,846 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:11,847 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:11,848 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:11,849 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:11,850 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:11,852 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 15 disjuncts [2020-12-22 03:59:11,853 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:59:11,854 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:59:11,854 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:11,855 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:11,856 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:11,856 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:59:11,858 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:59:11,859 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:11,860 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:11,861 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:11,863 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2020-12-22 03:59:11,863 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 9 disjuncts [2020-12-22 03:59:11,864 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:11,865 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-22 03:59:11,866 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:11,866 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:59:11,868 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-22 03:59:11,869 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-12-22 03:59:11,870 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 7 disjuncts [2020-12-22 03:59:11,870 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 03:59:11,874 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,934 INFO L625 ElimStorePlain]: treesize reduction 36, result has 72.3 percent of original size [2020-12-22 03:59:11,935 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:11,936 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:234, output treesize:79 [2020-12-22 03:59:12,004 INFO L443 ElimStorePlain]: Different costs {12=[|v_#memory_$Pointer$.offset_46|], 19=[|v_#memory_$Pointer$.base_58|]} [2020-12-22 03:59:12,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:12,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:12,010 INFO L382 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 93 treesize of output 47 [2020-12-22 03:59:12,012 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:12,036 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:12,232 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-12-22 03:59:12,233 INFO L348 Elim1Store]: treesize reduction 62, result has 71.4 percent of original size [2020-12-22 03:59:12,233 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 181 treesize of output 212 [2020-12-22 03:59:12,241 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[12, 3, 2, 1] term [2020-12-22 03:59:12,242 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,243 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 14 disjuncts [2020-12-22 03:59:12,244 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:59:12,245 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:59:12,245 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:59:12,246 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,247 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:59:12,249 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:59:12,250 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:59:12,250 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:59:12,251 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,252 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:59:12,253 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 14 disjuncts [2020-12-22 03:59:12,254 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 13 disjuncts [2020-12-22 03:59:12,255 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:59:12,256 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:59:12,257 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:59:12,258 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:59:12,259 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,261 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:59:12,262 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,263 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:59:12,264 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 12 disjuncts [2020-12-22 03:59:12,265 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,266 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 11 disjuncts [2020-12-22 03:59:12,267 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 03:59:12,268 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 03:59:12,269 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,270 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,271 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:59:12,272 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-12-22 03:59:12,273 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:59:12,274 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 03:59:12,275 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 13 disjuncts [2020-12-22 03:59:12,276 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,277 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,279 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,280 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 12 disjuncts [2020-12-22 03:59:12,287 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 8 xjuncts. [2020-12-22 03:59:12,412 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 35 [2020-12-22 03:59:12,412 INFO L625 ElimStorePlain]: treesize reduction 2063, result has 6.2 percent of original size [2020-12-22 03:59:12,414 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 03:59:12,414 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:246, output treesize:136 [2020-12-22 03:59:12,546 INFO L443 ElimStorePlain]: Different costs {11=[|#memory_$Pointer$.offset|], 27=[|#memory_$Pointer$.base|]} [2020-12-22 03:59:12,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-22 03:59:12,554 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:12,555 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 36 [2020-12-22 03:59:12,556 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:12,569 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:12,607 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:12,607 INFO L382 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 7 new quantified variables, introduced 6 case distinctions, treesize of input 111 treesize of output 92 [2020-12-22 03:59:12,611 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 6 disjuncts [2020-12-22 03:59:12,611 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 03:59:12,612 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-12-22 03:59:12,614 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 03:59:12,614 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 03:59:12,615 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 03:59:12,617 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-22 03:59:12,620 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 03:59:12,624 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 03:59:12,625 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-22 03:59:12,625 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:164, output treesize:4 [2020-12-22 03:59:12,664 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 03:59:12,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 03:59:12,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 15 [2020-12-22 03:59:12,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102448110] [2020-12-22 03:59:12,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-22 03:59:12,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 03:59:12,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-22 03:59:12,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2020-12-22 03:59:12,667 INFO L87 Difference]: Start difference. First operand 82 states and 86 transitions. Second operand 15 states. [2020-12-22 03:59:13,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 03:59:13,453 INFO L93 Difference]: Finished difference Result 129 states and 135 transitions. [2020-12-22 03:59:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 03:59:13,454 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 44 [2020-12-22 03:59:13,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 03:59:13,455 INFO L225 Difference]: With dead ends: 129 [2020-12-22 03:59:13,455 INFO L226 Difference]: Without dead ends: 127 [2020-12-22 03:59:13,455 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=62, Invalid=318, Unknown=0, NotChecked=0, Total=380 [2020-12-22 03:59:13,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-12-22 03:59:13,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 106. [2020-12-22 03:59:13,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-12-22 03:59:13,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 111 transitions. [2020-12-22 03:59:13,464 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 111 transitions. Word has length 44 [2020-12-22 03:59:13,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 03:59:13,466 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 111 transitions. [2020-12-22 03:59:13,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-22 03:59:13,466 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 111 transitions. [2020-12-22 03:59:13,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-22 03:59:13,467 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 03:59:13,467 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 03:59:13,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 03:59:13,682 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 03:59:13,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 03:59:13,683 INFO L82 PathProgramCache]: Analyzing trace with hash 1057023877, now seen corresponding path program 1 times [2020-12-22 03:59:13,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 03:59:13,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965280245] [2020-12-22 03:59:13,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 03:59:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 03:59:13,727 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 03:59:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 03:59:13,766 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 03:59:13,804 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-22 03:59:13,805 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-22 03:59:13,805 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-22 03:59:13,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 03:59:13 BoogieIcfgContainer [2020-12-22 03:59:13,885 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 03:59:13,889 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 03:59:13,889 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 03:59:13,889 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 03:59:13,890 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:58:35" (3/4) ... [2020-12-22 03:59:13,892 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-22 03:59:13,943 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/forester-heap/sll-queue-2.i-witness.graphml [2020-12-22 03:59:13,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 03:59:13,944 INFO L168 Benchmark]: Toolchain (without parser) took 39454.60 ms. Allocated memory was 151.0 MB in the beginning and 278.9 MB in the end (delta: 127.9 MB). Free memory was 126.2 MB in the beginning and 185.0 MB in the end (delta: -58.8 MB). Peak memory consumption was 71.4 MB. Max. memory is 8.0 GB. [2020-12-22 03:59:13,944 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 03:59:13,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.42 ms. Allocated memory is still 151.0 MB. Free memory was 125.9 MB in the beginning and 133.8 MB in the end (delta: -7.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 8.0 GB. [2020-12-22 03:59:13,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.98 ms. Allocated memory is still 151.0 MB. Free memory was 133.8 MB in the beginning and 131.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 03:59:13,945 INFO L168 Benchmark]: Boogie Preprocessor took 69.05 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 129.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 03:59:13,946 INFO L168 Benchmark]: RCFGBuilder took 730.35 ms. Allocated memory is still 151.0 MB. Free memory was 129.5 MB in the beginning and 97.0 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. [2020-12-22 03:59:13,946 INFO L168 Benchmark]: TraceAbstraction took 37897.71 ms. Allocated memory was 151.0 MB in the beginning and 278.9 MB in the end (delta: 127.9 MB). Free memory was 96.4 MB in the beginning and 188.7 MB in the end (delta: -92.3 MB). Peak memory consumption was 36.2 MB. Max. memory is 8.0 GB. [2020-12-22 03:59:13,946 INFO L168 Benchmark]: Witness Printer took 54.92 ms. Allocated memory is still 278.9 MB. Free memory was 188.7 MB in the beginning and 185.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 03:59:13,948 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 563.42 ms. Allocated memory is still 151.0 MB. Free memory was 125.9 MB in the beginning and 133.8 MB in the end (delta: -7.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 123.98 ms. Allocated memory is still 151.0 MB. Free memory was 133.8 MB in the beginning and 131.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 69.05 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 129.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 730.35 ms. Allocated memory is still 151.0 MB. Free memory was 129.5 MB in the beginning and 97.0 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 37897.71 ms. Allocated memory was 151.0 MB in the beginning and 278.9 MB in the end (delta: 127.9 MB). Free memory was 96.4 MB in the beginning and 188.7 MB in the end (delta: -92.3 MB). Peak memory consumption was 36.2 MB. Max. memory is 8.0 GB. * Witness Printer took 54.92 ms. Allocated memory is still 278.9 MB. Free memory was 188.7 MB in the beginning and 185.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1046]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L996] SLL* head = malloc(sizeof(SLL)); [L997] head->next = ((void*)0) [L998] head->data = 0 [L999] SLL* item = head; [L1000] int status = 0; [L1002] COND TRUE __VERIFIER_nondet_int() [L1004] item->next = malloc(sizeof(SLL)) [L1005] EXPR item->next [L1005] item = item->next [L1006] item->next = ((void*)0) [L1008] COND TRUE !status [L1010] item->data = 1 [L1011] status = 1 [L1024] COND FALSE !(!(head != ((void*)0))) [L1025] COND FALSE !(!(item != ((void*)0))) [L1002] COND TRUE __VERIFIER_nondet_int() [L1004] item->next = malloc(sizeof(SLL)) [L1005] EXPR item->next [L1005] item = item->next [L1006] item->next = ((void*)0) [L1008] COND FALSE !(!status) [L1013] COND TRUE status == 1 [L1015] item->data = 2 [L1016] status = 2 [L1024] COND FALSE !(!(head != ((void*)0))) [L1025] COND FALSE !(!(item != ((void*)0))) [L1002] COND TRUE __VERIFIER_nondet_int() [L1004] item->next = malloc(sizeof(SLL)) [L1005] EXPR item->next [L1005] item = item->next [L1006] item->next = ((void*)0) [L1008] COND FALSE !(!status) [L1013] COND FALSE !(status == 1) [L1018] COND TRUE status >= 2 [L1020] item->data = 3 [L1021] status = 3 [L1024] COND FALSE !(!(head != ((void*)0))) [L1025] COND FALSE !(!(item != ((void*)0))) [L1002] COND FALSE !(__VERIFIER_nondet_int()) [L1028] COND FALSE !(!(head != ((void*)0))) [L1029] COND FALSE !(status == 1) [L1034] COND FALSE !(status == 2) [L1040] COND TRUE status == 3 [L1042] COND FALSE !(!(head != ((void*)0))) [L1043] EXPR head->next [L1043] COND FALSE !(!(head->next != ((void*)0))) [L1044] EXPR head->next [L1044] EXPR head->next->next [L1044] COND FALSE !(!(head->next->next != ((void*)0))) [L1045] EXPR head->next [L1045] EXPR head->next->next [L1045] EXPR head->next->next->next [L1045] COND FALSE !(!(head->next->next->next != ((void*)0))) [L1046] EXPR head->next [L1046] EXPR head->next->next [L1046] EXPR head->next->next->next [L1046] EXPR head->next->next->next->data [L1046] COND TRUE !(head->next->next->next->data != 3) [L1046] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 85 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 37.7s, OverallIterations: 20, TraceHistogramMax: 4, AutomataDifference: 21.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1299 SDtfs, 1655 SDslu, 4297 SDs, 0 SdLazy, 2605 SolverSat, 219 SolverUnsat, 11 SolverUnknown, 0 SolverNotchecked, 17.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 474 GetRequests, 296 SyntacticMatches, 3 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 559 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=137occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 19 MinimizatonAttempts, 363 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 12.3s InterpolantComputationTime, 859 NumberOfCodeBlocks, 859 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 784 ConstructedInterpolants, 141 QuantifiedInterpolants, 969838 SizeOfPredicates, 130 NumberOfNonLiveVariables, 1270 ConjunctsInSsa, 360 ConjunctsInUnsatCore, 28 InterpolantComputations, 10 PerfectInterpolantSequences, 59/309 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...