/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 11:23:26,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 11:23:26,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 11:23:26,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 11:23:26,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 11:23:26,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 11:23:26,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 11:23:26,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 11:23:26,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 11:23:26,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 11:23:26,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 11:23:26,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 11:23:26,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 11:23:26,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 11:23:26,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 11:23:26,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 11:23:26,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 11:23:26,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 11:23:26,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 11:23:26,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 11:23:26,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 11:23:26,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 11:23:26,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 11:23:26,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 11:23:26,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-16 11:23:26,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-16 11:23:26,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-16 11:23:27,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-16 11:23:27,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-16 11:23:27,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-16 11:23:27,001 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 11:23:27,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 11:23:27,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 11:23:27,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 11:23:27,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 11:23:27,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 11:23:27,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 11:23:27,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 11:23:27,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 11:23:27,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 11:23:27,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 11:23:27,021 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-16 11:23:27,062 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 11:23:27,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 11:23:27,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 11:23:27,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 11:23:27,065 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 11:23:27,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 11:23:27,065 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 11:23:27,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 11:23:27,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 11:23:27,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 11:23:27,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 11:23:27,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 11:23:27,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 11:23:27,066 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 11:23:27,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 11:23:27,067 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 11:23:27,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 11:23:27,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 11:23:27,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 11:23:27,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 11:23:27,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 11:23:27,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 11:23:27,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 11:23:27,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-16 11:23:27,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 11:23:27,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 11:23:27,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 11:23:27,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 11:23:27,070 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-16 11:23:27,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-16 11:23:27,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 11:23:27,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 11:23:27,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 11:23:27,410 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 11:23:27,411 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 11:23:27,412 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2020-10-16 11:23:27,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8f7ef07b6/a5251a9622c048f8a41a29e76864c173/FLAGda5f27f6e [2020-10-16 11:23:28,108 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 11:23:28,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2020-10-16 11:23:28,137 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8f7ef07b6/a5251a9622c048f8a41a29e76864c173/FLAGda5f27f6e [2020-10-16 11:23:28,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8f7ef07b6/a5251a9622c048f8a41a29e76864c173 [2020-10-16 11:23:28,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 11:23:28,362 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 11:23:28,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 11:23:28,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 11:23:28,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 11:23:28,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:23:28" (1/1) ... [2020-10-16 11:23:28,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e309b15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:28, skipping insertion in model container [2020-10-16 11:23:28,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:23:28" (1/1) ... [2020-10-16 11:23:28,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 11:23:28,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 11:23:29,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 11:23:29,159 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 11:23:29,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 11:23:29,756 INFO L208 MainTranslator]: Completed translation [2020-10-16 11:23:29,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29 WrapperNode [2020-10-16 11:23:29,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 11:23:29,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 11:23:29,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 11:23:29,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 11:23:29,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (1/1) ... [2020-10-16 11:23:29,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (1/1) ... [2020-10-16 11:23:29,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 11:23:29,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 11:23:29,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 11:23:29,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 11:23:29,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (1/1) ... [2020-10-16 11:23:29,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (1/1) ... [2020-10-16 11:23:29,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (1/1) ... [2020-10-16 11:23:29,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (1/1) ... [2020-10-16 11:23:29,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (1/1) ... [2020-10-16 11:23:29,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (1/1) ... [2020-10-16 11:23:30,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (1/1) ... [2020-10-16 11:23:30,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 11:23:30,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 11:23:30,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 11:23:30,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 11:23:30,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-16 11:23:30,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 11:23:30,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 11:23:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-16 11:23:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-16 11:23:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 11:23:30,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 11:23:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2020-10-16 11:23:30,139 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2020-10-16 11:23:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 11:23:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 11:23:30,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-16 11:23:30,143 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 11:23:30,888 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 11:23:30,888 INFO L298 CfgBuilder]: Removed 24 assume(true) statements. [2020-10-16 11:23:30,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:23:30 BoogieIcfgContainer [2020-10-16 11:23:30,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 11:23:30,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 11:23:30,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 11:23:30,900 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 11:23:30,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:23:28" (1/3) ... [2020-10-16 11:23:30,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2666cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:23:30, skipping insertion in model container [2020-10-16 11:23:30,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:29" (2/3) ... [2020-10-16 11:23:30,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2666cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:23:30, skipping insertion in model container [2020-10-16 11:23:30,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:23:30" (3/3) ... [2020-10-16 11:23:30,904 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_1-container_of.i [2020-10-16 11:23:30,918 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 11:23:30,919 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-16 11:23:30,929 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-10-16 11:23:30,930 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 11:23:30,999 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,000 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,000 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,000 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,001 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,001 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,001 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,002 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,004 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,005 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,005 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,005 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,005 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,005 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,006 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,006 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,006 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,006 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,009 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,010 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,010 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,010 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,010 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,011 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,011 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,011 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,011 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,012 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,015 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,015 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,016 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,016 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,017 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,017 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,017 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,021 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,021 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,022 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,022 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,022 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,022 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,023 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,023 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,023 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,023 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,024 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,024 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,024 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,024 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,025 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,027 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,027 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,027 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,028 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,028 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,028 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,028 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,029 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,029 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,029 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,030 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,030 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,031 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,031 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,032 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,032 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,032 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,032 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,033 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,035 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,040 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,040 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,041 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,041 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,041 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,041 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,041 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,041 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,042 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,042 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,042 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,042 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,050 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,051 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,051 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,051 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,052 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,052 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,053 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,053 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,053 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,054 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,054 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,054 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:23:31,066 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-16 11:23:31,081 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-16 11:23:31,103 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 11:23:31,104 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 11:23:31,104 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 11:23:31,104 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 11:23:31,104 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 11:23:31,104 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 11:23:31,105 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 11:23:31,105 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 11:23:31,123 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 11:23:31,127 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 151 places, 155 transitions, 332 flow [2020-10-16 11:23:31,130 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 151 places, 155 transitions, 332 flow [2020-10-16 11:23:31,132 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 151 places, 155 transitions, 332 flow [2020-10-16 11:23:31,230 INFO L129 PetriNetUnfolder]: 11/193 cut-off events. [2020-10-16 11:23:31,230 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-16 11:23:31,239 INFO L80 FinitePrefix]: Finished finitePrefix Result has 204 conditions, 193 events. 11/193 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 378 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 107. Up to 4 conditions per place. [2020-10-16 11:23:31,245 INFO L117 LiptonReduction]: Number of co-enabled transitions 2884 [2020-10-16 11:23:31,419 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:31,452 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:31,459 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:31,483 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:31,485 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:31,485 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-16 11:23:31,503 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:31,532 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:31,538 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:31,562 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:31,563 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:31,564 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-16 11:23:33,640 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:33,671 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:33,677 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:33,701 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:33,703 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:33,703 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-16 11:23:33,719 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:33,748 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:33,754 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:33,779 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:33,781 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:33,782 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:23:36,096 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:36,122 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:36,127 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:36,149 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:36,151 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:36,151 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-16 11:23:36,165 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:36,189 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:36,193 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:36,213 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:36,214 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:36,215 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:23:38,316 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:38,340 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:38,344 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:38,369 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:38,370 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:38,370 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-16 11:23:38,386 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:38,410 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:38,415 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:38,435 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:38,437 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:38,437 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-16 11:23:40,486 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:40,514 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:40,526 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:40,551 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:40,552 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:40,553 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2020-10-16 11:23:40,566 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:40,593 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:40,597 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:40,624 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:40,625 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:40,626 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-10-16 11:23:42,841 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:42,864 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:42,868 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:42,885 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:42,887 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:42,888 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:23:42,907 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:42,938 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:42,943 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:42,961 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:42,962 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:42,963 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-16 11:23:45,433 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:45,461 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:45,465 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:45,485 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:45,487 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:45,487 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-16 11:23:45,504 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:45,529 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:45,533 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:45,554 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:45,555 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:45,556 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-10-16 11:23:47,577 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:47,603 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:47,607 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:47,625 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:47,626 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:47,627 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:23:47,654 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:47,680 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:47,684 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:47,702 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:47,703 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:47,703 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-16 11:23:49,725 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:49,751 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:49,755 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:49,775 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:49,776 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:49,777 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-16 11:23:49,787 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:49,814 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:49,818 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:49,834 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:49,835 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:49,836 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:23:52,034 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:52,077 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:52,082 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:52,102 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:52,103 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:52,103 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-16 11:23:52,118 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:52,142 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:52,148 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:52,171 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:52,172 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:52,172 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-10-16 11:23:54,354 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:54,383 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:54,387 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:54,415 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:54,416 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:54,417 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-10-16 11:23:54,434 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:54,464 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:54,468 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:54,489 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:54,490 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:54,490 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-16 11:23:56,668 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:56,694 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:56,701 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:56,721 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:56,723 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:56,723 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:23:56,741 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:56,768 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:56,777 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:56,800 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:56,802 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:56,802 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:23:59,100 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,124 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:59,127 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,147 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:59,149 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,149 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2020-10-16 11:23:59,165 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,186 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:59,190 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,205 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:59,206 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,207 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-10-16 11:23:59,227 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,258 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:59,262 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,277 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:59,278 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,279 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-10-16 11:23:59,287 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,306 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:59,310 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,333 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:23:59,335 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:23:59,335 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:104, output treesize:106 [2020-10-16 11:24:01,389 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:01,415 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:01,420 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:01,445 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:01,446 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:01,447 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:24:01,463 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:01,488 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:01,491 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:01,531 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:01,532 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:01,533 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:24:03,551 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:03,575 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:03,579 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:03,599 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:03,600 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:03,600 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:24:03,617 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:03,650 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:03,655 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:03,683 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:03,684 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:03,684 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:24:05,805 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:05,828 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:05,832 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:05,851 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:05,852 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:05,853 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:24:05,861 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:05,886 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:05,889 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:05,922 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:05,923 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:05,923 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:24:08,239 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:08,257 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:08,265 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:08,282 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:08,283 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:08,283 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-16 11:24:08,295 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:08,317 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:08,321 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:08,340 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:08,341 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:08,341 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:24:10,420 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:10,445 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:10,450 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:10,472 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:10,473 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:10,474 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:24:10,493 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:10,517 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:10,520 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:10,546 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:10,547 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:10,547 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-16 11:24:12,598 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:12,620 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:12,623 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:12,638 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:12,638 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:12,639 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:99, output treesize:71 [2020-10-16 11:24:12,696 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:12,718 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:12,722 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:12,741 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:12,742 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:12,743 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-16 11:24:12,751 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:12,772 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:12,776 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:12,796 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:12,797 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:12,797 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-16 11:24:15,051 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:15,075 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:15,082 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:15,100 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:15,101 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:15,101 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-16 11:24:15,114 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:15,137 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:15,143 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:15,163 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:15,164 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:15,164 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-10-16 11:24:17,183 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:17,203 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:17,207 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:17,221 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:17,222 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:17,223 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-10-16 11:24:17,238 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:17,263 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:17,267 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:17,286 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:17,287 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:17,287 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2020-10-16 11:24:19,458 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:19,477 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:19,482 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:19,496 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:19,497 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:19,498 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:104, output treesize:106 [2020-10-16 11:24:19,509 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:19,529 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:19,532 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:19,548 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:19,549 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:19,549 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-10-16 11:24:22,265 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2020-10-16 11:24:22,319 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:22,347 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:22,350 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:22,365 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:22,365 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:22,366 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-16 11:24:22,378 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:22,397 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:22,401 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:22,418 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:22,419 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:22,420 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-16 11:24:25,334 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2020-10-16 11:24:25,522 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-16 11:24:26,126 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 125 [2020-10-16 11:24:26,142 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:26,444 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-16 11:24:26,445 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:26,451 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:26,748 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-16 11:24:26,749 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:26,750 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:26,750 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:250, output treesize:222 [2020-10-16 11:24:26,994 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-16 11:24:27,993 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 128 [2020-10-16 11:24:28,017 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:28,509 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-16 11:24:28,510 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:28,517 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:28,986 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-16 11:24:28,986 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-16 11:24:28,987 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-10-16 11:24:28,987 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:267, output treesize:279 [2020-10-16 11:24:29,436 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-16 11:24:29,693 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-16 11:24:29,935 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-16 11:24:29,949 INFO L132 LiptonReduction]: Checked pairs total: 6656 [2020-10-16 11:24:29,950 INFO L134 LiptonReduction]: Total number of compositions: 167 [2020-10-16 11:24:29,970 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 41 places, 40 transitions, 102 flow [2020-10-16 11:24:29,998 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 425 states. [2020-10-16 11:24:30,000 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states. [2020-10-16 11:24:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-16 11:24:30,006 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:30,006 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-16 11:24:30,007 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:30,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:30,013 INFO L82 PathProgramCache]: Analyzing trace with hash 557, now seen corresponding path program 1 times [2020-10-16 11:24:30,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:30,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256960015] [2020-10-16 11:24:30,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:30,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:30,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256960015] [2020-10-16 11:24:30,249 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:30,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-16 11:24:30,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199065162] [2020-10-16 11:24:30,254 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-16 11:24:30,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:30,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-16 11:24:30,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 11:24:30,279 INFO L87 Difference]: Start difference. First operand 425 states. Second operand 2 states. [2020-10-16 11:24:30,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:30,317 INFO L93 Difference]: Finished difference Result 423 states and 1029 transitions. [2020-10-16 11:24:30,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-16 11:24:30,319 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-16 11:24:30,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:30,334 INFO L225 Difference]: With dead ends: 423 [2020-10-16 11:24:30,335 INFO L226 Difference]: Without dead ends: 385 [2020-10-16 11:24:30,336 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 11:24:30,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-10-16 11:24:30,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 385. [2020-10-16 11:24:30,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-10-16 11:24:30,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 931 transitions. [2020-10-16 11:24:30,423 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 931 transitions. Word has length 1 [2020-10-16 11:24:30,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:30,424 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 931 transitions. [2020-10-16 11:24:30,424 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-16 11:24:30,424 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 931 transitions. [2020-10-16 11:24:30,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-16 11:24:30,424 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:30,424 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-16 11:24:30,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 11:24:30,425 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:30,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:30,426 INFO L82 PathProgramCache]: Analyzing trace with hash 17154767, now seen corresponding path program 1 times [2020-10-16 11:24:30,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:30,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613250594] [2020-10-16 11:24:30,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:30,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:30,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613250594] [2020-10-16 11:24:30,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:30,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 11:24:30,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618074389] [2020-10-16 11:24:30,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 11:24:30,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:30,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 11:24:30,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:24:30,659 INFO L87 Difference]: Start difference. First operand 385 states and 931 transitions. Second operand 3 states. [2020-10-16 11:24:30,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:30,768 INFO L93 Difference]: Finished difference Result 540 states and 1306 transitions. [2020-10-16 11:24:30,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 11:24:30,769 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-10-16 11:24:30,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:30,776 INFO L225 Difference]: With dead ends: 540 [2020-10-16 11:24:30,776 INFO L226 Difference]: Without dead ends: 540 [2020-10-16 11:24:30,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:24:30,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2020-10-16 11:24:30,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 444. [2020-10-16 11:24:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2020-10-16 11:24:30,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 1086 transitions. [2020-10-16 11:24:30,811 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 1086 transitions. Word has length 4 [2020-10-16 11:24:30,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:30,811 INFO L481 AbstractCegarLoop]: Abstraction has 444 states and 1086 transitions. [2020-10-16 11:24:30,812 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 11:24:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1086 transitions. [2020-10-16 11:24:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-16 11:24:30,812 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:30,813 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-16 11:24:30,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 11:24:30,813 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:30,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:30,814 INFO L82 PathProgramCache]: Analyzing trace with hash -694138238, now seen corresponding path program 1 times [2020-10-16 11:24:30,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:30,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372258956] [2020-10-16 11:24:30,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:30,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:30,953 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372258956] [2020-10-16 11:24:30,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:30,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 11:24:30,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920910063] [2020-10-16 11:24:30,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 11:24:30,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:30,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 11:24:30,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 11:24:30,955 INFO L87 Difference]: Start difference. First operand 444 states and 1086 transitions. Second operand 4 states. [2020-10-16 11:24:31,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:31,137 INFO L93 Difference]: Finished difference Result 599 states and 1429 transitions. [2020-10-16 11:24:31,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 11:24:31,138 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-10-16 11:24:31,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:31,143 INFO L225 Difference]: With dead ends: 599 [2020-10-16 11:24:31,143 INFO L226 Difference]: Without dead ends: 514 [2020-10-16 11:24:31,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 11:24:31,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2020-10-16 11:24:31,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 482. [2020-10-16 11:24:31,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-10-16 11:24:31,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 1195 transitions. [2020-10-16 11:24:31,170 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 1195 transitions. Word has length 6 [2020-10-16 11:24:31,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:31,170 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 1195 transitions. [2020-10-16 11:24:31,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 11:24:31,170 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1195 transitions. [2020-10-16 11:24:31,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-16 11:24:31,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:31,174 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:31,174 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 11:24:31,174 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:31,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:31,175 INFO L82 PathProgramCache]: Analyzing trace with hash -1786983460, now seen corresponding path program 1 times [2020-10-16 11:24:31,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:31,175 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109201011] [2020-10-16 11:24:31,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:31,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:31,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109201011] [2020-10-16 11:24:31,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:31,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 11:24:31,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348985177] [2020-10-16 11:24:31,269 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 11:24:31,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:31,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 11:24:31,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:24:31,270 INFO L87 Difference]: Start difference. First operand 482 states and 1195 transitions. Second operand 3 states. [2020-10-16 11:24:31,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:31,291 INFO L93 Difference]: Finished difference Result 162 states and 347 transitions. [2020-10-16 11:24:31,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 11:24:31,293 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-16 11:24:31,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:31,294 INFO L225 Difference]: With dead ends: 162 [2020-10-16 11:24:31,294 INFO L226 Difference]: Without dead ends: 162 [2020-10-16 11:24:31,295 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 [2020-10-16 11:24:31,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-10-16 11:24:31,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2020-10-16 11:24:31,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-10-16 11:24:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 347 transitions. [2020-10-16 11:24:31,300 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 347 transitions. Word has length 10 [2020-10-16 11:24:31,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:31,300 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 347 transitions. [2020-10-16 11:24:31,300 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 11:24:31,300 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 347 transitions. [2020-10-16 11:24:31,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:31,302 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:31,303 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:31,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 11:24:31,303 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:31,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:31,303 INFO L82 PathProgramCache]: Analyzing trace with hash -1425167552, now seen corresponding path program 1 times [2020-10-16 11:24:31,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:31,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578580444] [2020-10-16 11:24:31,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:31,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578580444] [2020-10-16 11:24:31,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:31,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 11:24:31,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781665830] [2020-10-16 11:24:31,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 11:24:31,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:31,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 11:24:31,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-16 11:24:31,894 INFO L87 Difference]: Start difference. First operand 162 states and 347 transitions. Second operand 12 states. [2020-10-16 11:24:33,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:33,140 INFO L93 Difference]: Finished difference Result 424 states and 841 transitions. [2020-10-16 11:24:33,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 11:24:33,145 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 22 [2020-10-16 11:24:33,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:33,148 INFO L225 Difference]: With dead ends: 424 [2020-10-16 11:24:33,148 INFO L226 Difference]: Without dead ends: 424 [2020-10-16 11:24:33,150 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2020-10-16 11:24:33,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2020-10-16 11:24:33,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 264. [2020-10-16 11:24:33,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-10-16 11:24:33,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 563 transitions. [2020-10-16 11:24:33,161 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 563 transitions. Word has length 22 [2020-10-16 11:24:33,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:33,162 INFO L481 AbstractCegarLoop]: Abstraction has 264 states and 563 transitions. [2020-10-16 11:24:33,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 11:24:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 563 transitions. [2020-10-16 11:24:33,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:33,164 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:33,164 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:33,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 11:24:33,165 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:33,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:33,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1425167535, now seen corresponding path program 1 times [2020-10-16 11:24:33,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:33,166 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894531805] [2020-10-16 11:24:33,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:33,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:33,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894531805] [2020-10-16 11:24:33,350 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:33,350 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 11:24:33,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927173715] [2020-10-16 11:24:33,351 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 11:24:33,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:33,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 11:24:33,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-16 11:24:33,352 INFO L87 Difference]: Start difference. First operand 264 states and 563 transitions. Second operand 6 states. [2020-10-16 11:24:33,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:33,453 INFO L93 Difference]: Finished difference Result 158 states and 264 transitions. [2020-10-16 11:24:33,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 11:24:33,455 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-10-16 11:24:33,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:33,456 INFO L225 Difference]: With dead ends: 158 [2020-10-16 11:24:33,456 INFO L226 Difference]: Without dead ends: 158 [2020-10-16 11:24:33,456 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-10-16 11:24:33,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-10-16 11:24:33,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2020-10-16 11:24:33,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-10-16 11:24:33,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 264 transitions. [2020-10-16 11:24:33,461 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 264 transitions. Word has length 22 [2020-10-16 11:24:33,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:33,462 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 264 transitions. [2020-10-16 11:24:33,462 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 11:24:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2020-10-16 11:24:33,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:33,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:33,463 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:33,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 11:24:33,463 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:33,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:33,464 INFO L82 PathProgramCache]: Analyzing trace with hash 864306409, now seen corresponding path program 1 times [2020-10-16 11:24:33,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:33,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812555096] [2020-10-16 11:24:33,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:33,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:33,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812555096] [2020-10-16 11:24:33,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:33,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 11:24:33,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350482619] [2020-10-16 11:24:33,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 11:24:33,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:33,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 11:24:33,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-16 11:24:33,654 INFO L87 Difference]: Start difference. First operand 158 states and 264 transitions. Second operand 8 states. [2020-10-16 11:24:33,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:33,943 INFO L93 Difference]: Finished difference Result 164 states and 264 transitions. [2020-10-16 11:24:33,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 11:24:33,943 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-10-16 11:24:33,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:33,945 INFO L225 Difference]: With dead ends: 164 [2020-10-16 11:24:33,945 INFO L226 Difference]: Without dead ends: 164 [2020-10-16 11:24:33,946 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2020-10-16 11:24:33,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-16 11:24:33,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 150. [2020-10-16 11:24:33,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-10-16 11:24:33,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 240 transitions. [2020-10-16 11:24:33,950 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 240 transitions. Word has length 22 [2020-10-16 11:24:33,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:33,951 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 240 transitions. [2020-10-16 11:24:33,951 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 11:24:33,951 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 240 transitions. [2020-10-16 11:24:33,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:33,952 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:33,952 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:33,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 11:24:33,952 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:33,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:33,953 INFO L82 PathProgramCache]: Analyzing trace with hash -412491025, now seen corresponding path program 2 times [2020-10-16 11:24:33,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:33,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945894956] [2020-10-16 11:24:33,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:34,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:34,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945894956] [2020-10-16 11:24:34,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:34,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:34,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603206587] [2020-10-16 11:24:34,697 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:34,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:34,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:34,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:34,698 INFO L87 Difference]: Start difference. First operand 150 states and 240 transitions. Second operand 14 states. [2020-10-16 11:24:35,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:35,675 INFO L93 Difference]: Finished difference Result 179 states and 267 transitions. [2020-10-16 11:24:35,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-16 11:24:35,676 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:35,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:35,678 INFO L225 Difference]: With dead ends: 179 [2020-10-16 11:24:35,678 INFO L226 Difference]: Without dead ends: 165 [2020-10-16 11:24:35,679 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:35,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-10-16 11:24:35,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 164. [2020-10-16 11:24:35,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-16 11:24:35,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 253 transitions. [2020-10-16 11:24:35,685 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 253 transitions. Word has length 22 [2020-10-16 11:24:35,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:35,685 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 253 transitions. [2020-10-16 11:24:35,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:35,685 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 253 transitions. [2020-10-16 11:24:35,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:35,686 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:35,686 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:35,686 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 11:24:35,686 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:35,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:35,687 INFO L82 PathProgramCache]: Analyzing trace with hash -524474255, now seen corresponding path program 3 times [2020-10-16 11:24:35,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:35,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154249810] [2020-10-16 11:24:35,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:36,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:36,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154249810] [2020-10-16 11:24:36,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:36,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:36,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959710139] [2020-10-16 11:24:36,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:36,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:36,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:36,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:36,350 INFO L87 Difference]: Start difference. First operand 164 states and 253 transitions. Second operand 14 states. [2020-10-16 11:24:37,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:37,323 INFO L93 Difference]: Finished difference Result 176 states and 264 transitions. [2020-10-16 11:24:37,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-16 11:24:37,323 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:37,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:37,325 INFO L225 Difference]: With dead ends: 176 [2020-10-16 11:24:37,325 INFO L226 Difference]: Without dead ends: 163 [2020-10-16 11:24:37,326 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=85, Invalid=377, Unknown=0, NotChecked=0, Total=462 [2020-10-16 11:24:37,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-10-16 11:24:37,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2020-10-16 11:24:37,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-10-16 11:24:37,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 251 transitions. [2020-10-16 11:24:37,331 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 251 transitions. Word has length 22 [2020-10-16 11:24:37,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:37,331 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 251 transitions. [2020-10-16 11:24:37,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:37,332 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2020-10-16 11:24:37,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:37,332 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:37,333 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:37,333 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 11:24:37,333 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:37,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:37,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1681973083, now seen corresponding path program 2 times [2020-10-16 11:24:37,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:37,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226284576] [2020-10-16 11:24:37,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:37,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:37,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226284576] [2020-10-16 11:24:37,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:37,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 11:24:37,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294267108] [2020-10-16 11:24:37,533 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-16 11:24:37,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:37,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-16 11:24:37,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-16 11:24:37,534 INFO L87 Difference]: Start difference. First operand 163 states and 251 transitions. Second operand 11 states. [2020-10-16 11:24:38,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:38,150 INFO L93 Difference]: Finished difference Result 223 states and 354 transitions. [2020-10-16 11:24:38,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:24:38,151 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 22 [2020-10-16 11:24:38,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:38,152 INFO L225 Difference]: With dead ends: 223 [2020-10-16 11:24:38,152 INFO L226 Difference]: Without dead ends: 223 [2020-10-16 11:24:38,153 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=220, Unknown=0, NotChecked=0, Total=342 [2020-10-16 11:24:38,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2020-10-16 11:24:38,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 174. [2020-10-16 11:24:38,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-10-16 11:24:38,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 274 transitions. [2020-10-16 11:24:38,158 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 274 transitions. Word has length 22 [2020-10-16 11:24:38,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:38,158 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 274 transitions. [2020-10-16 11:24:38,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-16 11:24:38,158 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 274 transitions. [2020-10-16 11:24:38,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:38,159 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:38,160 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:38,160 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 11:24:38,160 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:38,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:38,160 INFO L82 PathProgramCache]: Analyzing trace with hash 671772819, now seen corresponding path program 4 times [2020-10-16 11:24:38,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:38,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103017791] [2020-10-16 11:24:38,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:38,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:38,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103017791] [2020-10-16 11:24:38,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:38,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:38,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536074728] [2020-10-16 11:24:38,763 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:38,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:38,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:38,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:38,763 INFO L87 Difference]: Start difference. First operand 174 states and 274 transitions. Second operand 14 states. [2020-10-16 11:24:39,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:39,738 INFO L93 Difference]: Finished difference Result 188 states and 287 transitions. [2020-10-16 11:24:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-16 11:24:39,738 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:39,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:39,740 INFO L225 Difference]: With dead ends: 188 [2020-10-16 11:24:39,740 INFO L226 Difference]: Without dead ends: 180 [2020-10-16 11:24:39,741 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=74, Invalid=346, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:39,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2020-10-16 11:24:39,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 174. [2020-10-16 11:24:39,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-10-16 11:24:39,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 273 transitions. [2020-10-16 11:24:39,746 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 273 transitions. Word has length 22 [2020-10-16 11:24:39,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:39,746 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 273 transitions. [2020-10-16 11:24:39,746 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:39,747 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 273 transitions. [2020-10-16 11:24:39,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:39,747 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:39,747 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:39,748 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 11:24:39,748 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:39,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:39,748 INFO L82 PathProgramCache]: Analyzing trace with hash -481747075, now seen corresponding path program 5 times [2020-10-16 11:24:39,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:39,749 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335587940] [2020-10-16 11:24:39,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:40,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:40,402 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335587940] [2020-10-16 11:24:40,402 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:40,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:40,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406103938] [2020-10-16 11:24:40,402 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:40,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:40,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:40,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:40,403 INFO L87 Difference]: Start difference. First operand 174 states and 273 transitions. Second operand 14 states. [2020-10-16 11:24:41,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:41,301 INFO L93 Difference]: Finished difference Result 187 states and 285 transitions. [2020-10-16 11:24:41,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:24:41,302 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:41,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:41,303 INFO L225 Difference]: With dead ends: 187 [2020-10-16 11:24:41,304 INFO L226 Difference]: Without dead ends: 174 [2020-10-16 11:24:41,304 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:41,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2020-10-16 11:24:41,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 170. [2020-10-16 11:24:41,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-10-16 11:24:41,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 264 transitions. [2020-10-16 11:24:41,309 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 264 transitions. Word has length 22 [2020-10-16 11:24:41,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:41,309 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 264 transitions. [2020-10-16 11:24:41,309 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:41,310 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 264 transitions. [2020-10-16 11:24:41,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:41,310 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:41,310 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:41,311 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-16 11:24:41,311 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:41,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:41,311 INFO L82 PathProgramCache]: Analyzing trace with hash 186432761, now seen corresponding path program 6 times [2020-10-16 11:24:41,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:41,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267707427] [2020-10-16 11:24:41,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:41,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:41,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267707427] [2020-10-16 11:24:41,968 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:41,968 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:41,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420807565] [2020-10-16 11:24:41,969 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:41,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:41,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:41,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:41,969 INFO L87 Difference]: Start difference. First operand 170 states and 264 transitions. Second operand 14 states. [2020-10-16 11:24:42,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:42,896 INFO L93 Difference]: Finished difference Result 180 states and 273 transitions. [2020-10-16 11:24:42,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:24:42,897 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:42,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:42,898 INFO L225 Difference]: With dead ends: 180 [2020-10-16 11:24:42,898 INFO L226 Difference]: Without dead ends: 166 [2020-10-16 11:24:42,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=74, Invalid=346, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:42,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-10-16 11:24:42,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2020-10-16 11:24:42,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-10-16 11:24:42,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 256 transitions. [2020-10-16 11:24:42,902 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 256 transitions. Word has length 22 [2020-10-16 11:24:42,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:42,903 INFO L481 AbstractCegarLoop]: Abstraction has 166 states and 256 transitions. [2020-10-16 11:24:42,903 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:42,903 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 256 transitions. [2020-10-16 11:24:42,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:42,904 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:42,904 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:42,904 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-16 11:24:42,904 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:42,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:42,905 INFO L82 PathProgramCache]: Analyzing trace with hash -1728779239, now seen corresponding path program 7 times [2020-10-16 11:24:42,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:42,905 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88839633] [2020-10-16 11:24:42,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:43,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:43,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88839633] [2020-10-16 11:24:43,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:43,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:43,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698014629] [2020-10-16 11:24:43,514 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:43,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:43,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:43,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:43,515 INFO L87 Difference]: Start difference. First operand 166 states and 256 transitions. Second operand 14 states. [2020-10-16 11:24:44,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:44,434 INFO L93 Difference]: Finished difference Result 172 states and 261 transitions. [2020-10-16 11:24:44,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-16 11:24:44,435 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:44,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:44,436 INFO L225 Difference]: With dead ends: 172 [2020-10-16 11:24:44,436 INFO L226 Difference]: Without dead ends: 152 [2020-10-16 11:24:44,437 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2020-10-16 11:24:44,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-10-16 11:24:44,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2020-10-16 11:24:44,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-16 11:24:44,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 236 transitions. [2020-10-16 11:24:44,441 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 236 transitions. Word has length 22 [2020-10-16 11:24:44,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:44,442 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 236 transitions. [2020-10-16 11:24:44,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:44,442 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions. [2020-10-16 11:24:44,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:44,443 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:44,443 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:44,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-16 11:24:44,443 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:44,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:44,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1510347584, now seen corresponding path program 2 times [2020-10-16 11:24:44,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:44,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588683106] [2020-10-16 11:24:44,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:44,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:44,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588683106] [2020-10-16 11:24:44,620 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:44,620 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 11:24:44,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072161422] [2020-10-16 11:24:44,620 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 11:24:44,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:44,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 11:24:44,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-16 11:24:44,621 INFO L87 Difference]: Start difference. First operand 152 states and 236 transitions. Second operand 9 states. [2020-10-16 11:24:44,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:44,972 INFO L93 Difference]: Finished difference Result 188 states and 287 transitions. [2020-10-16 11:24:44,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 11:24:44,973 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-16 11:24:44,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:44,973 INFO L225 Difference]: With dead ends: 188 [2020-10-16 11:24:44,974 INFO L226 Difference]: Without dead ends: 171 [2020-10-16 11:24:44,974 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:44,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-10-16 11:24:44,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 135. [2020-10-16 11:24:44,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-10-16 11:24:44,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 217 transitions. [2020-10-16 11:24:44,977 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 217 transitions. Word has length 22 [2020-10-16 11:24:44,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:44,978 INFO L481 AbstractCegarLoop]: Abstraction has 135 states and 217 transitions. [2020-10-16 11:24:44,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 11:24:44,978 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 217 transitions. [2020-10-16 11:24:44,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:44,978 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:44,979 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:44,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-16 11:24:44,979 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:44,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:44,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1730688272, now seen corresponding path program 3 times [2020-10-16 11:24:44,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:44,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387494289] [2020-10-16 11:24:44,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:45,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:45,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387494289] [2020-10-16 11:24:45,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:45,272 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 11:24:45,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894279480] [2020-10-16 11:24:45,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 11:24:45,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:45,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 11:24:45,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-16 11:24:45,278 INFO L87 Difference]: Start difference. First operand 135 states and 217 transitions. Second operand 9 states. [2020-10-16 11:24:45,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:45,633 INFO L93 Difference]: Finished difference Result 171 states and 270 transitions. [2020-10-16 11:24:45,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 11:24:45,633 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-16 11:24:45,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:45,635 INFO L225 Difference]: With dead ends: 171 [2020-10-16 11:24:45,635 INFO L226 Difference]: Without dead ends: 171 [2020-10-16 11:24:45,636 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:45,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-10-16 11:24:45,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 140. [2020-10-16 11:24:45,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-10-16 11:24:45,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 226 transitions. [2020-10-16 11:24:45,641 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 226 transitions. Word has length 22 [2020-10-16 11:24:45,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:45,641 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 226 transitions. [2020-10-16 11:24:45,642 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 11:24:45,642 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 226 transitions. [2020-10-16 11:24:45,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:45,642 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:45,643 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:45,643 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-16 11:24:45,643 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:45,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:45,643 INFO L82 PathProgramCache]: Analyzing trace with hash 1730688289, now seen corresponding path program 8 times [2020-10-16 11:24:45,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:45,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429334688] [2020-10-16 11:24:45,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:46,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:46,380 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429334688] [2020-10-16 11:24:46,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:46,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:46,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456616786] [2020-10-16 11:24:46,381 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:46,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:46,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:46,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:46,382 INFO L87 Difference]: Start difference. First operand 140 states and 226 transitions. Second operand 14 states. [2020-10-16 11:24:47,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:47,402 INFO L93 Difference]: Finished difference Result 171 states and 271 transitions. [2020-10-16 11:24:47,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:24:47,403 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:47,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:47,404 INFO L225 Difference]: With dead ends: 171 [2020-10-16 11:24:47,404 INFO L226 Difference]: Without dead ends: 143 [2020-10-16 11:24:47,405 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:47,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-10-16 11:24:47,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 140. [2020-10-16 11:24:47,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-10-16 11:24:47,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 225 transitions. [2020-10-16 11:24:47,409 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 225 transitions. Word has length 22 [2020-10-16 11:24:47,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:47,409 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 225 transitions. [2020-10-16 11:24:47,410 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:47,410 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 225 transitions. [2020-10-16 11:24:47,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:47,410 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:47,411 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:47,411 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-16 11:24:47,411 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:47,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:47,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1523655162, now seen corresponding path program 4 times [2020-10-16 11:24:47,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:47,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346100262] [2020-10-16 11:24:47,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:47,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346100262] [2020-10-16 11:24:47,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:47,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 11:24:47,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620770961] [2020-10-16 11:24:47,651 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 11:24:47,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:47,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 11:24:47,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-16 11:24:47,652 INFO L87 Difference]: Start difference. First operand 140 states and 225 transitions. Second operand 9 states. [2020-10-16 11:24:48,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:48,058 INFO L93 Difference]: Finished difference Result 176 states and 276 transitions. [2020-10-16 11:24:48,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 11:24:48,059 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-16 11:24:48,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:48,060 INFO L225 Difference]: With dead ends: 176 [2020-10-16 11:24:48,060 INFO L226 Difference]: Without dead ends: 176 [2020-10-16 11:24:48,061 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:48,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-10-16 11:24:48,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 109. [2020-10-16 11:24:48,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-16 11:24:48,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 177 transitions. [2020-10-16 11:24:48,065 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 177 transitions. Word has length 22 [2020-10-16 11:24:48,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:48,066 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 177 transitions. [2020-10-16 11:24:48,066 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 11:24:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2020-10-16 11:24:48,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:48,066 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:48,067 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:48,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-16 11:24:48,067 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:48,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:48,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1523655179, now seen corresponding path program 9 times [2020-10-16 11:24:48,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:48,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000026463] [2020-10-16 11:24:48,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:48,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:48,670 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000026463] [2020-10-16 11:24:48,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:48,671 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:48,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888922661] [2020-10-16 11:24:48,671 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:48,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:48,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:48,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:48,672 INFO L87 Difference]: Start difference. First operand 109 states and 177 transitions. Second operand 14 states. [2020-10-16 11:24:49,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:49,737 INFO L93 Difference]: Finished difference Result 147 states and 237 transitions. [2020-10-16 11:24:49,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:24:49,737 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:49,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:49,738 INFO L225 Difference]: With dead ends: 147 [2020-10-16 11:24:49,738 INFO L226 Difference]: Without dead ends: 125 [2020-10-16 11:24:49,739 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:49,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-10-16 11:24:49,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 109. [2020-10-16 11:24:49,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-16 11:24:49,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 175 transitions. [2020-10-16 11:24:49,743 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 175 transitions. Word has length 22 [2020-10-16 11:24:49,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:49,744 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 175 transitions. [2020-10-16 11:24:49,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:49,744 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 175 transitions. [2020-10-16 11:24:49,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:49,744 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:49,744 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:49,745 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-16 11:24:49,745 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:49,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:49,745 INFO L82 PathProgramCache]: Analyzing trace with hash 1986983371, now seen corresponding path program 10 times [2020-10-16 11:24:49,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:49,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723532541] [2020-10-16 11:24:49,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:50,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:50,408 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723532541] [2020-10-16 11:24:50,408 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:50,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:50,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970116799] [2020-10-16 11:24:50,409 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:50,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:50,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:50,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:50,410 INFO L87 Difference]: Start difference. First operand 109 states and 175 transitions. Second operand 14 states. [2020-10-16 11:24:51,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:51,447 INFO L93 Difference]: Finished difference Result 148 states and 232 transitions. [2020-10-16 11:24:51,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-16 11:24:51,449 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:51,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:51,450 INFO L225 Difference]: With dead ends: 148 [2020-10-16 11:24:51,450 INFO L226 Difference]: Without dead ends: 134 [2020-10-16 11:24:51,450 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2020-10-16 11:24:51,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-16 11:24:51,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 109. [2020-10-16 11:24:51,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-16 11:24:51,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 173 transitions. [2020-10-16 11:24:51,453 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 173 transitions. Word has length 22 [2020-10-16 11:24:51,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:51,454 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 173 transitions. [2020-10-16 11:24:51,454 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:51,454 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 173 transitions. [2020-10-16 11:24:51,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:51,454 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:51,455 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:51,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-16 11:24:51,455 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:51,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:51,455 INFO L82 PathProgramCache]: Analyzing trace with hash 1039623051, now seen corresponding path program 11 times [2020-10-16 11:24:51,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:51,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960554593] [2020-10-16 11:24:51,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:52,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:52,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960554593] [2020-10-16 11:24:52,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:52,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:52,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952631525] [2020-10-16 11:24:52,054 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:52,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:52,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:52,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:52,054 INFO L87 Difference]: Start difference. First operand 109 states and 173 transitions. Second operand 14 states. [2020-10-16 11:24:53,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:53,024 INFO L93 Difference]: Finished difference Result 140 states and 216 transitions. [2020-10-16 11:24:53,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-16 11:24:53,028 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:53,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:53,029 INFO L225 Difference]: With dead ends: 140 [2020-10-16 11:24:53,029 INFO L226 Difference]: Without dead ends: 124 [2020-10-16 11:24:53,030 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=73, Invalid=347, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:53,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-10-16 11:24:53,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 99. [2020-10-16 11:24:53,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-16 11:24:53,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 157 transitions. [2020-10-16 11:24:53,035 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 157 transitions. Word has length 22 [2020-10-16 11:24:53,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:53,036 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 157 transitions. [2020-10-16 11:24:53,037 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:53,037 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 157 transitions. [2020-10-16 11:24:53,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:53,038 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:53,038 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:53,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-16 11:24:53,038 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:53,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:53,039 INFO L82 PathProgramCache]: Analyzing trace with hash 2100578423, now seen corresponding path program 12 times [2020-10-16 11:24:53,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:53,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909823590] [2020-10-16 11:24:53,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:53,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:53,667 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909823590] [2020-10-16 11:24:53,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:53,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:53,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848870649] [2020-10-16 11:24:53,668 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:53,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:53,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:53,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:53,669 INFO L87 Difference]: Start difference. First operand 99 states and 157 transitions. Second operand 14 states. [2020-10-16 11:24:54,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:54,670 INFO L93 Difference]: Finished difference Result 138 states and 218 transitions. [2020-10-16 11:24:54,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:24:54,670 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:54,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:54,671 INFO L225 Difference]: With dead ends: 138 [2020-10-16 11:24:54,672 INFO L226 Difference]: Without dead ends: 105 [2020-10-16 11:24:54,672 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:54,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-10-16 11:24:54,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 93. [2020-10-16 11:24:54,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-10-16 11:24:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 146 transitions. [2020-10-16 11:24:54,676 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 146 transitions. Word has length 22 [2020-10-16 11:24:54,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:54,676 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 146 transitions. [2020-10-16 11:24:54,676 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2020-10-16 11:24:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:54,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:54,677 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:54,677 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-16 11:24:54,677 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:54,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:54,678 INFO L82 PathProgramCache]: Analyzing trace with hash -1068559361, now seen corresponding path program 13 times [2020-10-16 11:24:54,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:54,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317941178] [2020-10-16 11:24:54,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:54,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:55,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:55,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317941178] [2020-10-16 11:24:55,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:55,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:55,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436661207] [2020-10-16 11:24:55,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:55,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:55,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:55,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:55,384 INFO L87 Difference]: Start difference. First operand 93 states and 146 transitions. Second operand 14 states. [2020-10-16 11:24:56,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:56,405 INFO L93 Difference]: Finished difference Result 126 states and 193 transitions. [2020-10-16 11:24:56,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:24:56,406 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:56,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:56,407 INFO L225 Difference]: With dead ends: 126 [2020-10-16 11:24:56,407 INFO L226 Difference]: Without dead ends: 92 [2020-10-16 11:24:56,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:56,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-10-16 11:24:56,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 89. [2020-10-16 11:24:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-10-16 11:24:56,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 138 transitions. [2020-10-16 11:24:56,410 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 138 transitions. Word has length 22 [2020-10-16 11:24:56,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:56,411 INFO L481 AbstractCegarLoop]: Abstraction has 89 states and 138 transitions. [2020-10-16 11:24:56,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:56,411 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2020-10-16 11:24:56,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:56,411 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:56,411 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:56,411 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-16 11:24:56,411 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:56,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:56,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1273870831, now seen corresponding path program 14 times [2020-10-16 11:24:56,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:56,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36591100] [2020-10-16 11:24:56,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:57,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36591100] [2020-10-16 11:24:57,059 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:57,060 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:57,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76783605] [2020-10-16 11:24:57,061 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:57,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:57,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:57,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:57,062 INFO L87 Difference]: Start difference. First operand 89 states and 138 transitions. Second operand 14 states. [2020-10-16 11:24:57,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:57,918 INFO L93 Difference]: Finished difference Result 95 states and 143 transitions. [2020-10-16 11:24:57,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:24:57,919 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:57,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:57,920 INFO L225 Difference]: With dead ends: 95 [2020-10-16 11:24:57,920 INFO L226 Difference]: Without dead ends: 80 [2020-10-16 11:24:57,920 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:57,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-10-16 11:24:57,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2020-10-16 11:24:57,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-10-16 11:24:57,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 128 transitions. [2020-10-16 11:24:57,923 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 128 transitions. Word has length 22 [2020-10-16 11:24:57,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:57,923 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 128 transitions. [2020-10-16 11:24:57,923 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:57,923 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 128 transitions. [2020-10-16 11:24:57,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:57,924 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:57,924 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:57,924 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-16 11:24:57,924 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:57,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:57,925 INFO L82 PathProgramCache]: Analyzing trace with hash 341292095, now seen corresponding path program 15 times [2020-10-16 11:24:57,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:57,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79678757] [2020-10-16 11:24:57,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:24:58,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:24:58,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79678757] [2020-10-16 11:24:58,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:24:58,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:24:58,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492129406] [2020-10-16 11:24:58,547 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:24:58,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:24:58,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:24:58,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:24:58,547 INFO L87 Difference]: Start difference. First operand 80 states and 128 transitions. Second operand 14 states. [2020-10-16 11:24:59,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:24:59,579 INFO L93 Difference]: Finished difference Result 110 states and 172 transitions. [2020-10-16 11:24:59,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:24:59,580 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:24:59,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:24:59,581 INFO L225 Difference]: With dead ends: 110 [2020-10-16 11:24:59,581 INFO L226 Difference]: Without dead ends: 77 [2020-10-16 11:24:59,582 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:24:59,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2020-10-16 11:24:59,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2020-10-16 11:24:59,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-10-16 11:24:59,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 124 transitions. [2020-10-16 11:24:59,584 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 124 transitions. Word has length 22 [2020-10-16 11:24:59,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:24:59,585 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 124 transitions. [2020-10-16 11:24:59,585 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:24:59,585 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2020-10-16 11:24:59,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:24:59,585 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:24:59,586 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:24:59,586 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-16 11:24:59,586 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:24:59,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:24:59,586 INFO L82 PathProgramCache]: Analyzing trace with hash 2099874535, now seen corresponding path program 16 times [2020-10-16 11:24:59,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:24:59,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870910006] [2020-10-16 11:24:59,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:24:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:00,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:00,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870910006] [2020-10-16 11:25:00,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:00,266 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:00,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78740653] [2020-10-16 11:25:00,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:00,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:00,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:00,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:00,268 INFO L87 Difference]: Start difference. First operand 77 states and 124 transitions. Second operand 14 states. [2020-10-16 11:25:01,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:01,201 INFO L93 Difference]: Finished difference Result 111 states and 175 transitions. [2020-10-16 11:25:01,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:25:01,202 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:01,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:01,203 INFO L225 Difference]: With dead ends: 111 [2020-10-16 11:25:01,203 INFO L226 Difference]: Without dead ends: 80 [2020-10-16 11:25:01,203 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:01,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-10-16 11:25:01,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 79. [2020-10-16 11:25:01,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-16 11:25:01,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 127 transitions. [2020-10-16 11:25:01,206 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 127 transitions. Word has length 22 [2020-10-16 11:25:01,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:01,207 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 127 transitions. [2020-10-16 11:25:01,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:01,207 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 127 transitions. [2020-10-16 11:25:01,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:01,207 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:01,207 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:01,208 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-16 11:25:01,208 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:01,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:01,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1892841425, now seen corresponding path program 17 times [2020-10-16 11:25:01,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:01,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336188448] [2020-10-16 11:25:01,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:01,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336188448] [2020-10-16 11:25:01,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:01,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:01,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141406137] [2020-10-16 11:25:01,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:01,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:01,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:01,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:01,839 INFO L87 Difference]: Start difference. First operand 79 states and 127 transitions. Second operand 14 states. [2020-10-16 11:25:02,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:02,868 INFO L93 Difference]: Finished difference Result 128 states and 209 transitions. [2020-10-16 11:25:02,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:25:02,869 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:02,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:02,870 INFO L225 Difference]: With dead ends: 128 [2020-10-16 11:25:02,870 INFO L226 Difference]: Without dead ends: 103 [2020-10-16 11:25:02,871 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:02,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-10-16 11:25:02,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 87. [2020-10-16 11:25:02,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-16 11:25:02,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 141 transitions. [2020-10-16 11:25:02,874 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 141 transitions. Word has length 22 [2020-10-16 11:25:02,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:02,875 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 141 transitions. [2020-10-16 11:25:02,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:02,875 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 141 transitions. [2020-10-16 11:25:02,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:02,875 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:02,876 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:02,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-16 11:25:02,876 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:02,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:02,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1938797679, now seen corresponding path program 18 times [2020-10-16 11:25:02,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:02,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341929532] [2020-10-16 11:25:02,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:03,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341929532] [2020-10-16 11:25:03,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:03,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:03,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359546502] [2020-10-16 11:25:03,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:03,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:03,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:03,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:03,458 INFO L87 Difference]: Start difference. First operand 87 states and 141 transitions. Second operand 14 states. [2020-10-16 11:25:04,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:04,469 INFO L93 Difference]: Finished difference Result 134 states and 212 transitions. [2020-10-16 11:25:04,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-16 11:25:04,470 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:04,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:04,471 INFO L225 Difference]: With dead ends: 134 [2020-10-16 11:25:04,471 INFO L226 Difference]: Without dead ends: 117 [2020-10-16 11:25:04,472 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2020-10-16 11:25:04,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2020-10-16 11:25:04,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 91. [2020-10-16 11:25:04,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-16 11:25:04,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 147 transitions. [2020-10-16 11:25:04,475 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 147 transitions. Word has length 22 [2020-10-16 11:25:04,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:04,475 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 147 transitions. [2020-10-16 11:25:04,475 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:04,476 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2020-10-16 11:25:04,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:04,476 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:04,476 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:04,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-16 11:25:04,477 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:04,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:04,477 INFO L82 PathProgramCache]: Analyzing trace with hash 1408809297, now seen corresponding path program 19 times [2020-10-16 11:25:04,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:04,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428346967] [2020-10-16 11:25:04,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:05,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:05,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428346967] [2020-10-16 11:25:05,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:05,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:05,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313367168] [2020-10-16 11:25:05,101 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:05,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:05,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:05,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:05,102 INFO L87 Difference]: Start difference. First operand 91 states and 147 transitions. Second operand 14 states. [2020-10-16 11:25:05,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:05,997 INFO L93 Difference]: Finished difference Result 126 states and 196 transitions. [2020-10-16 11:25:05,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-16 11:25:05,998 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:05,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:05,999 INFO L225 Difference]: With dead ends: 126 [2020-10-16 11:25:05,999 INFO L226 Difference]: Without dead ends: 107 [2020-10-16 11:25:06,000 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=73, Invalid=347, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:06,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-10-16 11:25:06,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 83. [2020-10-16 11:25:06,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-10-16 11:25:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 133 transitions. [2020-10-16 11:25:06,003 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 133 transitions. Word has length 22 [2020-10-16 11:25:06,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:06,003 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 133 transitions. [2020-10-16 11:25:06,003 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:06,004 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 133 transitions. [2020-10-16 11:25:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:06,004 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:06,004 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:06,004 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-16 11:25:06,004 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:06,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:06,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1825202627, now seen corresponding path program 20 times [2020-10-16 11:25:06,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:06,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422055544] [2020-10-16 11:25:06,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:06,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:06,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422055544] [2020-10-16 11:25:06,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:06,640 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:06,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880211323] [2020-10-16 11:25:06,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:06,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:06,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:06,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:06,641 INFO L87 Difference]: Start difference. First operand 83 states and 133 transitions. Second operand 14 states. [2020-10-16 11:25:07,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:07,567 INFO L93 Difference]: Finished difference Result 123 states and 196 transitions. [2020-10-16 11:25:07,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:25:07,568 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:07,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:07,568 INFO L225 Difference]: With dead ends: 123 [2020-10-16 11:25:07,568 INFO L226 Difference]: Without dead ends: 87 [2020-10-16 11:25:07,569 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:07,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-16 11:25:07,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 77. [2020-10-16 11:25:07,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-10-16 11:25:07,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 122 transitions. [2020-10-16 11:25:07,572 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 122 transitions. Word has length 22 [2020-10-16 11:25:07,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:07,572 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 122 transitions. [2020-10-16 11:25:07,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:07,572 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 122 transitions. [2020-10-16 11:25:07,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:07,573 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:07,573 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:07,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-10-16 11:25:07,573 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:07,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:07,573 INFO L82 PathProgramCache]: Analyzing trace with hash -699373115, now seen corresponding path program 21 times [2020-10-16 11:25:07,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:07,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434453146] [2020-10-16 11:25:07,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:08,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:08,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434453146] [2020-10-16 11:25:08,259 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:08,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:08,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151039342] [2020-10-16 11:25:08,259 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:08,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:08,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:08,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:08,260 INFO L87 Difference]: Start difference. First operand 77 states and 122 transitions. Second operand 14 states. [2020-10-16 11:25:09,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:09,259 INFO L93 Difference]: Finished difference Result 108 states and 168 transitions. [2020-10-16 11:25:09,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:25:09,260 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:09,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:09,260 INFO L225 Difference]: With dead ends: 108 [2020-10-16 11:25:09,260 INFO L226 Difference]: Without dead ends: 62 [2020-10-16 11:25:09,261 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:09,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-10-16 11:25:09,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2020-10-16 11:25:09,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2020-10-16 11:25:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 98 transitions. [2020-10-16 11:25:09,262 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 98 transitions. Word has length 22 [2020-10-16 11:25:09,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:09,263 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 98 transitions. [2020-10-16 11:25:09,263 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:09,263 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 98 transitions. [2020-10-16 11:25:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:09,264 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:09,264 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:09,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-10-16 11:25:09,264 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:09,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:09,265 INFO L82 PathProgramCache]: Analyzing trace with hash -675636301, now seen corresponding path program 22 times [2020-10-16 11:25:09,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:09,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970194222] [2020-10-16 11:25:09,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:09,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:09,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970194222] [2020-10-16 11:25:09,914 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:09,914 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:09,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639230060] [2020-10-16 11:25:09,915 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:09,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:09,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:09,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:09,916 INFO L87 Difference]: Start difference. First operand 62 states and 98 transitions. Second operand 14 states. [2020-10-16 11:25:10,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:10,883 INFO L93 Difference]: Finished difference Result 92 states and 143 transitions. [2020-10-16 11:25:10,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:25:10,883 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:10,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:10,884 INFO L225 Difference]: With dead ends: 92 [2020-10-16 11:25:10,884 INFO L226 Difference]: Without dead ends: 61 [2020-10-16 11:25:10,884 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:10,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-10-16 11:25:10,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2020-10-16 11:25:10,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-10-16 11:25:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 96 transitions. [2020-10-16 11:25:10,886 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 96 transitions. Word has length 22 [2020-10-16 11:25:10,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:10,887 INFO L481 AbstractCegarLoop]: Abstraction has 61 states and 96 transitions. [2020-10-16 11:25:10,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:10,887 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 96 transitions. [2020-10-16 11:25:10,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:10,887 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:10,888 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:10,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-10-16 11:25:10,888 INFO L429 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:10,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:10,888 INFO L82 PathProgramCache]: Analyzing trace with hash -882669411, now seen corresponding path program 23 times [2020-10-16 11:25:10,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:10,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007308763] [2020-10-16 11:25:10,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:11,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:11,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007308763] [2020-10-16 11:25:11,515 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:11,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:11,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455914698] [2020-10-16 11:25:11,516 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:11,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:11,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:11,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:11,517 INFO L87 Difference]: Start difference. First operand 61 states and 96 transitions. Second operand 14 states. [2020-10-16 11:25:12,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:12,514 INFO L93 Difference]: Finished difference Result 109 states and 177 transitions. [2020-10-16 11:25:12,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:25:12,515 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:12,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:12,516 INFO L225 Difference]: With dead ends: 109 [2020-10-16 11:25:12,516 INFO L226 Difference]: Without dead ends: 84 [2020-10-16 11:25:12,517 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:12,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-16 11:25:12,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 69. [2020-10-16 11:25:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-10-16 11:25:12,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 110 transitions. [2020-10-16 11:25:12,520 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 110 transitions. Word has length 22 [2020-10-16 11:25:12,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:12,521 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 110 transitions. [2020-10-16 11:25:12,521 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:12,521 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 110 transitions. [2020-10-16 11:25:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:12,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:12,521 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:12,521 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2020-10-16 11:25:12,522 INFO L429 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:12,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:12,522 INFO L82 PathProgramCache]: Analyzing trace with hash -419341219, now seen corresponding path program 24 times [2020-10-16 11:25:12,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:12,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110410359] [2020-10-16 11:25:12,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:13,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:13,107 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110410359] [2020-10-16 11:25:13,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:13,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:13,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478550804] [2020-10-16 11:25:13,108 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:13,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:13,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:13,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:13,109 INFO L87 Difference]: Start difference. First operand 69 states and 110 transitions. Second operand 14 states. [2020-10-16 11:25:14,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:14,157 INFO L93 Difference]: Finished difference Result 115 states and 180 transitions. [2020-10-16 11:25:14,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-16 11:25:14,158 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:14,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:14,159 INFO L225 Difference]: With dead ends: 115 [2020-10-16 11:25:14,159 INFO L226 Difference]: Without dead ends: 98 [2020-10-16 11:25:14,159 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2020-10-16 11:25:14,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-16 11:25:14,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 73. [2020-10-16 11:25:14,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-16 11:25:14,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 116 transitions. [2020-10-16 11:25:14,162 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 116 transitions. Word has length 22 [2020-10-16 11:25:14,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:14,163 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 116 transitions. [2020-10-16 11:25:14,163 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:14,163 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2020-10-16 11:25:14,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:14,163 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:14,163 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:14,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2020-10-16 11:25:14,163 INFO L429 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:14,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:14,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1366701539, now seen corresponding path program 25 times [2020-10-16 11:25:14,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:14,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559883399] [2020-10-16 11:25:14,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:14,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:14,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559883399] [2020-10-16 11:25:14,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:14,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:14,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846761268] [2020-10-16 11:25:14,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:14,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:14,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:14,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:14,866 INFO L87 Difference]: Start difference. First operand 73 states and 116 transitions. Second operand 14 states. [2020-10-16 11:25:15,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:15,864 INFO L93 Difference]: Finished difference Result 107 states and 164 transitions. [2020-10-16 11:25:15,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-16 11:25:15,865 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:15,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:15,865 INFO L225 Difference]: With dead ends: 107 [2020-10-16 11:25:15,865 INFO L226 Difference]: Without dead ends: 88 [2020-10-16 11:25:15,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=73, Invalid=347, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:15,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2020-10-16 11:25:15,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 65. [2020-10-16 11:25:15,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2020-10-16 11:25:15,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 102 transitions. [2020-10-16 11:25:15,868 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 102 transitions. Word has length 22 [2020-10-16 11:25:15,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:15,868 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 102 transitions. [2020-10-16 11:25:15,869 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:15,869 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 102 transitions. [2020-10-16 11:25:15,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:15,869 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:15,869 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:15,869 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2020-10-16 11:25:15,870 INFO L429 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:15,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:15,870 INFO L82 PathProgramCache]: Analyzing trace with hash -305746167, now seen corresponding path program 26 times [2020-10-16 11:25:15,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:15,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507356269] [2020-10-16 11:25:15,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:16,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:16,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507356269] [2020-10-16 11:25:16,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:16,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:16,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476909562] [2020-10-16 11:25:16,512 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:16,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:16,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:16,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:16,512 INFO L87 Difference]: Start difference. First operand 65 states and 102 transitions. Second operand 14 states. [2020-10-16 11:25:17,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:17,465 INFO L93 Difference]: Finished difference Result 95 states and 147 transitions. [2020-10-16 11:25:17,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:25:17,466 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:17,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:17,467 INFO L225 Difference]: With dead ends: 95 [2020-10-16 11:25:17,467 INFO L226 Difference]: Without dead ends: 59 [2020-10-16 11:25:17,467 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:17,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-10-16 11:25:17,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2020-10-16 11:25:17,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-10-16 11:25:17,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 92 transitions. [2020-10-16 11:25:17,470 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 92 transitions. Word has length 22 [2020-10-16 11:25:17,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:17,470 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 92 transitions. [2020-10-16 11:25:17,470 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:17,470 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2020-10-16 11:25:17,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:17,471 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:17,471 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:17,471 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2020-10-16 11:25:17,471 INFO L429 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:17,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:17,471 INFO L82 PathProgramCache]: Analyzing trace with hash -2008695741, now seen corresponding path program 27 times [2020-10-16 11:25:17,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:17,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091953560] [2020-10-16 11:25:17,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:18,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:18,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091953560] [2020-10-16 11:25:18,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:18,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:18,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967942139] [2020-10-16 11:25:18,041 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:18,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:18,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:18,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:18,042 INFO L87 Difference]: Start difference. First operand 59 states and 92 transitions. Second operand 14 states. [2020-10-16 11:25:18,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:18,997 INFO L93 Difference]: Finished difference Result 88 states and 136 transitions. [2020-10-16 11:25:18,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:25:18,998 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:18,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:18,999 INFO L225 Difference]: With dead ends: 88 [2020-10-16 11:25:18,999 INFO L226 Difference]: Without dead ends: 63 [2020-10-16 11:25:19,000 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:19,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-10-16 11:25:19,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 59. [2020-10-16 11:25:19,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-10-16 11:25:19,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 90 transitions. [2020-10-16 11:25:19,003 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 90 transitions. Word has length 22 [2020-10-16 11:25:19,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:19,003 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 90 transitions. [2020-10-16 11:25:19,003 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2020-10-16 11:25:19,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:19,003 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:19,004 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:19,004 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2020-10-16 11:25:19,004 INFO L429 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:19,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:19,004 INFO L82 PathProgramCache]: Analyzing trace with hash 287585121, now seen corresponding path program 28 times [2020-10-16 11:25:19,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:19,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404601199] [2020-10-16 11:25:19,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:19,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:19,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404601199] [2020-10-16 11:25:19,557 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:19,557 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:19,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829993807] [2020-10-16 11:25:19,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:19,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:19,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:19,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:19,558 INFO L87 Difference]: Start difference. First operand 59 states and 90 transitions. Second operand 14 states. [2020-10-16 11:25:20,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:20,566 INFO L93 Difference]: Finished difference Result 85 states and 125 transitions. [2020-10-16 11:25:20,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-16 11:25:20,567 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:20,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:20,568 INFO L225 Difference]: With dead ends: 85 [2020-10-16 11:25:20,568 INFO L226 Difference]: Without dead ends: 68 [2020-10-16 11:25:20,569 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2020-10-16 11:25:20,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2020-10-16 11:25:20,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 59. [2020-10-16 11:25:20,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-10-16 11:25:20,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 88 transitions. [2020-10-16 11:25:20,572 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 88 transitions. Word has length 22 [2020-10-16 11:25:20,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:20,572 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 88 transitions. [2020-10-16 11:25:20,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:20,572 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2020-10-16 11:25:20,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:20,573 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:20,573 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:20,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2020-10-16 11:25:20,573 INFO L429 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:20,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:20,574 INFO L82 PathProgramCache]: Analyzing trace with hash -659775199, now seen corresponding path program 29 times [2020-10-16 11:25:20,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:20,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057113348] [2020-10-16 11:25:20,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:21,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:21,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057113348] [2020-10-16 11:25:21,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:21,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:21,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439059964] [2020-10-16 11:25:21,122 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:21,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:21,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:21,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:21,123 INFO L87 Difference]: Start difference. First operand 59 states and 88 transitions. Second operand 14 states. [2020-10-16 11:25:21,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:21,977 INFO L93 Difference]: Finished difference Result 77 states and 109 transitions. [2020-10-16 11:25:21,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-16 11:25:21,978 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:21,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:21,979 INFO L225 Difference]: With dead ends: 77 [2020-10-16 11:25:21,979 INFO L226 Difference]: Without dead ends: 58 [2020-10-16 11:25:21,980 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=71, Invalid=349, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:21,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2020-10-16 11:25:21,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 49. [2020-10-16 11:25:21,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-10-16 11:25:21,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 72 transitions. [2020-10-16 11:25:21,982 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 72 transitions. Word has length 22 [2020-10-16 11:25:21,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:21,982 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 72 transitions. [2020-10-16 11:25:21,982 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:21,982 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2020-10-16 11:25:21,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 11:25:21,982 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:25:21,982 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:25:21,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2020-10-16 11:25:21,983 INFO L429 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:25:21,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:25:21,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1650897763, now seen corresponding path program 30 times [2020-10-16 11:25:21,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:25:21,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515568930] [2020-10-16 11:25:21,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:25:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:25:22,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:25:22,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515568930] [2020-10-16 11:25:22,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:25:22,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 11:25:22,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634504505] [2020-10-16 11:25:22,646 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 11:25:22,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:25:22,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 11:25:22,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:25:22,647 INFO L87 Difference]: Start difference. First operand 49 states and 72 transitions. Second operand 14 states. [2020-10-16 11:25:23,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:25:23,545 INFO L93 Difference]: Finished difference Result 48 states and 71 transitions. [2020-10-16 11:25:23,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 11:25:23,546 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-16 11:25:23,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:25:23,546 INFO L225 Difference]: With dead ends: 48 [2020-10-16 11:25:23,546 INFO L226 Difference]: Without dead ends: 0 [2020-10-16 11:25:23,547 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2020-10-16 11:25:23,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-16 11:25:23,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-16 11:25:23,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-16 11:25:23,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-16 11:25:23,548 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2020-10-16 11:25:23,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:25:23,549 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-16 11:25:23,549 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 11:25:23,549 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-16 11:25:23,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-16 11:25:23,550 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2020-10-16 11:25:23,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:25:23 BasicIcfg [2020-10-16 11:25:23,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 11:25:23,555 INFO L168 Benchmark]: Toolchain (without parser) took 115193.16 ms. Allocated memory was 140.0 MB in the beginning and 514.9 MB in the end (delta: 374.9 MB). Free memory was 99.3 MB in the beginning and 361.7 MB in the end (delta: -262.4 MB). Peak memory consumption was 112.5 MB. Max. memory is 7.1 GB. [2020-10-16 11:25:23,555 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-16 11:25:23,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1394.52 ms. Allocated memory was 140.0 MB in the beginning and 237.0 MB in the end (delta: 97.0 MB). Free memory was 99.1 MB in the beginning and 169.3 MB in the end (delta: -70.2 MB). Peak memory consumption was 76.3 MB. Max. memory is 7.1 GB. [2020-10-16 11:25:23,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.16 ms. Allocated memory is still 237.0 MB. Free memory was 169.3 MB in the beginning and 166.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2020-10-16 11:25:23,556 INFO L168 Benchmark]: Boogie Preprocessor took 104.94 ms. Allocated memory is still 237.0 MB. Free memory was 166.3 MB in the beginning and 163.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2020-10-16 11:25:23,557 INFO L168 Benchmark]: RCFGBuilder took 868.88 ms. Allocated memory is still 237.0 MB. Free memory was 163.4 MB in the beginning and 114.9 MB in the end (delta: 48.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. [2020-10-16 11:25:23,557 INFO L168 Benchmark]: TraceAbstraction took 112659.04 ms. Allocated memory was 237.0 MB in the beginning and 514.9 MB in the end (delta: 277.9 MB). Free memory was 114.9 MB in the beginning and 361.7 MB in the end (delta: -246.8 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. [2020-10-16 11:25:23,559 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1394.52 ms. Allocated memory was 140.0 MB in the beginning and 237.0 MB in the end (delta: 97.0 MB). Free memory was 99.1 MB in the beginning and 169.3 MB in the end (delta: -70.2 MB). Peak memory consumption was 76.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 159.16 ms. Allocated memory is still 237.0 MB. Free memory was 169.3 MB in the beginning and 166.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.94 ms. Allocated memory is still 237.0 MB. Free memory was 166.3 MB in the beginning and 163.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 868.88 ms. Allocated memory is still 237.0 MB. Free memory was 163.4 MB in the beginning and 114.9 MB in the end (delta: 48.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 112659.04 ms. Allocated memory was 237.0 MB in the beginning and 514.9 MB in the end (delta: 277.9 MB). Free memory was 114.9 MB in the beginning and 361.7 MB in the end (delta: -246.8 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1927 VarBasedMoverChecksPositive, 70 VarBasedMoverChecksNegative, 4 SemBasedMoverChecksPositive, 43 SemBasedMoverChecksNegative, 23 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 49.9s, 164 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 58.8s, 151 PlacesBefore, 41 PlacesAfterwards, 155 TransitionsBefore, 40 TransitionsAfterwards, 2884 CoEnabledTransitionPairs, 7 FixpointIterations, 87 TrivialSequentialCompositions, 49 ConcurrentSequentialCompositions, 9 TrivialYvCompositions, 17 ConcurrentYvCompositions, 5 ChoiceCompositions, 167 TotalNumberOfCompositions, 6656 MoverChecksTotal - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1682]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 130 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 112.4s, OverallIterations: 40, TraceHistogramMax: 1, AutomataDifference: 32.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 58.8s, HoareTripleCheckerStatistics: 854 SDtfs, 1700 SDslu, 4176 SDs, 0 SdLazy, 10914 SolverSat, 847 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 744 GetRequests, 23 SyntacticMatches, 72 SemanticMatches, 649 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1355 ImplicationChecksByTransitivity, 31.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=482occurred in iteration=3, 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, 40 MinimizatonAttempts, 742 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 19.2s InterpolantComputationTime, 813 NumberOfCodeBlocks, 813 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 773 ConstructedInterpolants, 0 QuantifiedInterpolants, 410620 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 40 InterpolantComputations, 40 PerfectInterpolantSequences, 0/0 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 correct! Received shutdown request...