/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe005_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 18:27:06,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 18:27:06,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 18:27:06,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 18:27:06,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 18:27:06,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 18:27:06,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 18:27:06,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 18:27:06,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 18:27:06,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 18:27:06,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 18:27:06,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 18:27:06,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 18:27:06,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 18:27:06,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 18:27:06,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 18:27:06,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 18:27:06,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 18:27:06,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 18:27:06,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 18:27:06,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 18:27:06,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 18:27:06,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 18:27:06,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 18:27:06,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-18 18:27:06,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-18 18:27:06,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-18 18:27:06,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-18 18:27:06,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-18 18:27:06,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-18 18:27:06,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 18:27:06,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 18:27:06,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 18:27:06,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 18:27:06,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 18:27:06,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 18:27:06,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 18:27:06,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 18:27:06,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 18:27:06,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 18:27:06,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 18:27:06,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2019-12-18 18:27:06,945 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 18:27:06,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 18:27:06,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 18:27:06,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 18:27:06,949 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 18:27:06,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 18:27:06,949 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 18:27:06,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 18:27:06,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 18:27:06,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 18:27:06,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 18:27:06,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 18:27:06,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 18:27:06,951 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 18:27:06,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 18:27:06,952 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 18:27:06,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 18:27:06,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 18:27:06,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 18:27:06,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 18:27:06,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 18:27:06,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 18:27:06,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 18:27:06,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 18:27:06,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 18:27:06,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 18:27:06,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 18:27:06,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 18:27:06,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 18:27:07,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 18:27:07,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 18:27:07,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 18:27:07,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 18:27:07,282 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 18:27:07,283 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_rmo.oepc.i [2019-12-18 18:27:07,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436a628ba/f8f59b58bf0842628248b0e58086ab3d/FLAGb8b768c1c [2019-12-18 18:27:07,911 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 18:27:07,912 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_rmo.oepc.i [2019-12-18 18:27:07,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436a628ba/f8f59b58bf0842628248b0e58086ab3d/FLAGb8b768c1c [2019-12-18 18:27:08,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436a628ba/f8f59b58bf0842628248b0e58086ab3d [2019-12-18 18:27:08,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 18:27:08,217 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 18:27:08,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 18:27:08,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 18:27:08,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 18:27:08,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 06:27:08" (1/1) ... [2019-12-18 18:27:08,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@449bc36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:08, skipping insertion in model container [2019-12-18 18:27:08,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 06:27:08" (1/1) ... [2019-12-18 18:27:08,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 18:27:08,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 18:27:08,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 18:27:08,914 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 18:27:08,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 18:27:09,046 INFO L208 MainTranslator]: Completed translation [2019-12-18 18:27:09,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09 WrapperNode [2019-12-18 18:27:09,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 18:27:09,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 18:27:09,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 18:27:09,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 18:27:09,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (1/1) ... [2019-12-18 18:27:09,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (1/1) ... [2019-12-18 18:27:09,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 18:27:09,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 18:27:09,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 18:27:09,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 18:27:09,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (1/1) ... [2019-12-18 18:27:09,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (1/1) ... [2019-12-18 18:27:09,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (1/1) ... [2019-12-18 18:27:09,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (1/1) ... [2019-12-18 18:27:09,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (1/1) ... [2019-12-18 18:27:09,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (1/1) ... [2019-12-18 18:27:09,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (1/1) ... [2019-12-18 18:27:09,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 18:27:09,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 18:27:09,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 18:27:09,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 18:27:09,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 18:27:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 18:27:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 18:27:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 18:27:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 18:27:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 18:27:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 18:27:09,233 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 18:27:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 18:27:09,235 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 18:27:09,235 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 18:27:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 18:27:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 18:27:09,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 18:27:09,241 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 18:27:09,960 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 18:27:09,960 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 18:27:09,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:27:09 BoogieIcfgContainer [2019-12-18 18:27:09,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 18:27:09,963 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 18:27:09,964 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 18:27:09,967 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 18:27:09,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 06:27:08" (1/3) ... [2019-12-18 18:27:09,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8b28981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 06:27:09, skipping insertion in model container [2019-12-18 18:27:09,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:27:09" (2/3) ... [2019-12-18 18:27:09,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8b28981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 06:27:09, skipping insertion in model container [2019-12-18 18:27:09,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:27:09" (3/3) ... [2019-12-18 18:27:09,971 INFO L109 eAbstractionObserver]: Analyzing ICFG safe005_rmo.oepc.i [2019-12-18 18:27:09,982 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 18:27:09,983 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 18:27:09,998 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 18:27:09,999 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 18:27:10,053 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,054 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,054 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,054 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,054 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,055 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,055 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,055 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,056 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,057 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,057 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,057 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,059 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,059 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,060 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,060 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,060 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,076 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,077 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,077 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,077 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,077 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,079 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,079 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,079 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,079 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,079 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,079 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,080 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,080 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,080 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,080 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,081 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,081 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,081 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,081 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,081 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,082 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,082 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,082 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,082 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,082 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,083 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,083 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,083 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,083 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,084 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,084 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,084 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,084 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,084 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,085 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,085 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,085 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,085 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,085 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,086 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,086 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,086 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,086 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,086 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,086 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,087 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,087 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,087 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,087 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,088 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,088 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,088 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,088 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,088 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,089 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,089 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,089 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,089 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,089 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,090 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,090 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,090 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,090 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,090 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,091 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,091 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,091 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,091 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,091 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,092 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,092 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,092 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,092 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,093 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,093 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,093 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,094 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,094 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,094 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,094 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,094 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,095 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,095 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,095 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,095 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,096 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,096 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,096 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,096 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,097 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,097 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,097 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,097 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,097 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,097 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,098 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,098 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,098 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,098 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,098 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,099 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,099 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,099 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,099 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,099 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,100 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,100 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,100 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,100 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,101 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,101 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,101 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,101 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,101 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,102 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,102 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,102 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,102 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,102 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,103 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,103 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,103 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,103 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,103 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,104 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,104 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,104 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,104 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,104 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,105 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,105 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,105 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,105 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,105 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,106 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,106 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,106 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,109 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,110 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,110 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,110 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,110 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,110 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,111 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,111 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,111 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,111 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,111 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,112 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,115 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,116 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,116 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,116 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,116 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,117 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,117 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,117 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,117 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,117 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,119 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,120 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,121 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:27:10,140 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 18:27:10,161 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 18:27:10,161 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 18:27:10,161 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 18:27:10,161 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 18:27:10,161 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 18:27:10,162 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 18:27:10,162 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 18:27:10,162 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 18:27:10,179 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-18 18:27:10,181 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 18:27:10,266 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 18:27:10,266 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 18:27:10,288 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 18:27:10,314 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 18:27:10,404 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 18:27:10,404 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 18:27:10,416 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 18:27:10,439 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-18 18:27:10,440 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 18:27:16,326 WARN L192 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-18 18:27:16,435 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-18 18:27:16,538 INFO L206 etLargeBlockEncoding]: Checked pairs total: 66367 [2019-12-18 18:27:16,538 INFO L214 etLargeBlockEncoding]: Total number of compositions: 113 [2019-12-18 18:27:16,542 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 83 places, 92 transitions [2019-12-18 18:27:28,238 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 86132 states. [2019-12-18 18:27:28,240 INFO L276 IsEmpty]: Start isEmpty. Operand 86132 states. [2019-12-18 18:27:28,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-18 18:27:28,246 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:27:28,248 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-18 18:27:28,248 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:27:28,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:27:28,255 INFO L82 PathProgramCache]: Analyzing trace with hash 795562213, now seen corresponding path program 1 times [2019-12-18 18:27:28,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:27:28,264 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499112556] [2019-12-18 18:27:28,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:27:28,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:27:28,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:27:28,484 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499112556] [2019-12-18 18:27:28,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:27:28,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 18:27:28,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907561130] [2019-12-18 18:27:28,490 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:27:28,491 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:27:28,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:27:28,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:27:28,509 INFO L87 Difference]: Start difference. First operand 86132 states. Second operand 3 states. [2019-12-18 18:27:31,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:27:31,034 INFO L93 Difference]: Finished difference Result 85012 states and 367904 transitions. [2019-12-18 18:27:31,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:27:31,036 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-18 18:27:31,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:27:31,753 INFO L225 Difference]: With dead ends: 85012 [2019-12-18 18:27:31,753 INFO L226 Difference]: Without dead ends: 80140 [2019-12-18 18:27:31,755 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:27:35,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80140 states. [2019-12-18 18:27:39,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80140 to 80140. [2019-12-18 18:27:39,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80140 states. [2019-12-18 18:27:39,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80140 states to 80140 states and 346330 transitions. [2019-12-18 18:27:39,539 INFO L78 Accepts]: Start accepts. Automaton has 80140 states and 346330 transitions. Word has length 5 [2019-12-18 18:27:39,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:27:39,540 INFO L462 AbstractCegarLoop]: Abstraction has 80140 states and 346330 transitions. [2019-12-18 18:27:39,540 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:27:39,540 INFO L276 IsEmpty]: Start isEmpty. Operand 80140 states and 346330 transitions. [2019-12-18 18:27:39,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 18:27:39,549 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:27:39,549 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:27:39,550 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:27:39,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:27:39,550 INFO L82 PathProgramCache]: Analyzing trace with hash -36571135, now seen corresponding path program 1 times [2019-12-18 18:27:39,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:27:39,551 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426102745] [2019-12-18 18:27:39,551 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:27:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:27:39,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:27:39,643 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426102745] [2019-12-18 18:27:39,644 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:27:39,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:27:39,644 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185730587] [2019-12-18 18:27:39,646 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:27:39,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:27:39,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:27:39,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:27:39,647 INFO L87 Difference]: Start difference. First operand 80140 states and 346330 transitions. Second operand 4 states. [2019-12-18 18:27:43,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:27:43,939 INFO L93 Difference]: Finished difference Result 123388 states and 510822 transitions. [2019-12-18 18:27:43,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:27:43,940 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 18:27:43,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:27:44,551 INFO L225 Difference]: With dead ends: 123388 [2019-12-18 18:27:44,551 INFO L226 Difference]: Without dead ends: 123290 [2019-12-18 18:27:44,552 INFO L631 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 [2019-12-18 18:27:48,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123290 states. [2019-12-18 18:27:50,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123290 to 114218. [2019-12-18 18:27:50,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114218 states. [2019-12-18 18:27:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114218 states to 114218 states and 477794 transitions. [2019-12-18 18:27:51,250 INFO L78 Accepts]: Start accepts. Automaton has 114218 states and 477794 transitions. Word has length 13 [2019-12-18 18:27:51,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:27:51,251 INFO L462 AbstractCegarLoop]: Abstraction has 114218 states and 477794 transitions. [2019-12-18 18:27:51,251 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:27:51,251 INFO L276 IsEmpty]: Start isEmpty. Operand 114218 states and 477794 transitions. [2019-12-18 18:27:51,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 18:27:51,255 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:27:51,255 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:27:51,255 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:27:51,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:27:51,256 INFO L82 PathProgramCache]: Analyzing trace with hash 424299118, now seen corresponding path program 1 times [2019-12-18 18:27:51,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:27:51,256 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196419706] [2019-12-18 18:27:51,256 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:27:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:27:51,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:27:51,388 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196419706] [2019-12-18 18:27:51,388 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:27:51,389 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:27:51,389 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399830380] [2019-12-18 18:27:51,389 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:27:51,390 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:27:51,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:27:51,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:27:51,390 INFO L87 Difference]: Start difference. First operand 114218 states and 477794 transitions. Second operand 4 states. [2019-12-18 18:27:56,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:27:56,104 INFO L93 Difference]: Finished difference Result 159677 states and 652290 transitions. [2019-12-18 18:27:56,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:27:56,104 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 18:27:56,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:27:56,581 INFO L225 Difference]: With dead ends: 159677 [2019-12-18 18:27:56,582 INFO L226 Difference]: Without dead ends: 159565 [2019-12-18 18:27:56,582 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:28:01,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159565 states. [2019-12-18 18:28:03,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159565 to 136035. [2019-12-18 18:28:03,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136035 states. [2019-12-18 18:28:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136035 states to 136035 states and 564894 transitions. [2019-12-18 18:28:04,347 INFO L78 Accepts]: Start accepts. Automaton has 136035 states and 564894 transitions. Word has length 13 [2019-12-18 18:28:04,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:28:04,348 INFO L462 AbstractCegarLoop]: Abstraction has 136035 states and 564894 transitions. [2019-12-18 18:28:04,348 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:28:04,348 INFO L276 IsEmpty]: Start isEmpty. Operand 136035 states and 564894 transitions. [2019-12-18 18:28:04,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 18:28:04,352 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:28:04,352 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:28:04,352 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:28:04,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:28:04,352 INFO L82 PathProgramCache]: Analyzing trace with hash -2100241523, now seen corresponding path program 1 times [2019-12-18 18:28:04,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:28:04,353 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980829807] [2019-12-18 18:28:04,353 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:28:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:28:04,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:28:04,420 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980829807] [2019-12-18 18:28:04,420 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:28:04,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:28:04,421 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93683378] [2019-12-18 18:28:04,421 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:28:04,421 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:28:04,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:28:04,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:28:04,422 INFO L87 Difference]: Start difference. First operand 136035 states and 564894 transitions. Second operand 3 states. [2019-12-18 18:28:10,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:28:10,059 INFO L93 Difference]: Finished difference Result 181618 states and 742473 transitions. [2019-12-18 18:28:10,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:28:10,059 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-18 18:28:10,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:28:10,621 INFO L225 Difference]: With dead ends: 181618 [2019-12-18 18:28:10,621 INFO L226 Difference]: Without dead ends: 181618 [2019-12-18 18:28:10,622 INFO L631 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 [2019-12-18 18:28:15,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181618 states. [2019-12-18 18:28:21,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181618 to 152081. [2019-12-18 18:28:21,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152081 states. [2019-12-18 18:28:22,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152081 states to 152081 states and 628919 transitions. [2019-12-18 18:28:22,266 INFO L78 Accepts]: Start accepts. Automaton has 152081 states and 628919 transitions. Word has length 14 [2019-12-18 18:28:22,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:28:22,266 INFO L462 AbstractCegarLoop]: Abstraction has 152081 states and 628919 transitions. [2019-12-18 18:28:22,266 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:28:22,266 INFO L276 IsEmpty]: Start isEmpty. Operand 152081 states and 628919 transitions. [2019-12-18 18:28:22,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 18:28:22,270 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:28:22,270 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:28:22,270 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:28:22,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:28:22,271 INFO L82 PathProgramCache]: Analyzing trace with hash -2100376187, now seen corresponding path program 1 times [2019-12-18 18:28:22,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:28:22,271 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30835381] [2019-12-18 18:28:22,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:28:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:28:22,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:28:22,337 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30835381] [2019-12-18 18:28:22,337 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:28:22,337 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:28:22,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859256519] [2019-12-18 18:28:22,338 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:28:22,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:28:22,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:28:22,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:28:22,339 INFO L87 Difference]: Start difference. First operand 152081 states and 628919 transitions. Second operand 4 states. [2019-12-18 18:28:24,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:28:24,683 INFO L93 Difference]: Finished difference Result 179622 states and 732719 transitions. [2019-12-18 18:28:24,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:28:24,683 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 18:28:24,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:28:25,249 INFO L225 Difference]: With dead ends: 179622 [2019-12-18 18:28:25,250 INFO L226 Difference]: Without dead ends: 179542 [2019-12-18 18:28:25,250 INFO L631 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 [2019-12-18 18:28:36,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179542 states. [2019-12-18 18:28:38,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179542 to 157787. [2019-12-18 18:28:38,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157787 states. [2019-12-18 18:28:39,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157787 states to 157787 states and 651479 transitions. [2019-12-18 18:28:39,349 INFO L78 Accepts]: Start accepts. Automaton has 157787 states and 651479 transitions. Word has length 14 [2019-12-18 18:28:39,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:28:39,350 INFO L462 AbstractCegarLoop]: Abstraction has 157787 states and 651479 transitions. [2019-12-18 18:28:39,350 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:28:39,350 INFO L276 IsEmpty]: Start isEmpty. Operand 157787 states and 651479 transitions. [2019-12-18 18:28:39,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 18:28:39,353 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:28:39,353 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:28:39,353 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:28:39,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:28:39,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1940234062, now seen corresponding path program 1 times [2019-12-18 18:28:39,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:28:39,354 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914957446] [2019-12-18 18:28:39,354 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:28:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:28:39,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:28:39,422 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914957446] [2019-12-18 18:28:39,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:28:39,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:28:39,423 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250225302] [2019-12-18 18:28:39,423 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:28:39,423 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:28:39,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:28:39,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:28:39,424 INFO L87 Difference]: Start difference. First operand 157787 states and 651479 transitions. Second operand 4 states. [2019-12-18 18:28:41,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:28:41,714 INFO L93 Difference]: Finished difference Result 189091 states and 772001 transitions. [2019-12-18 18:28:41,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:28:41,714 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 18:28:41,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:28:42,292 INFO L225 Difference]: With dead ends: 189091 [2019-12-18 18:28:42,292 INFO L226 Difference]: Without dead ends: 188995 [2019-12-18 18:28:42,293 INFO L631 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 [2019-12-18 18:28:54,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188995 states. [2019-12-18 18:28:57,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188995 to 161868. [2019-12-18 18:28:57,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161868 states. [2019-12-18 18:28:58,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161868 states to 161868 states and 668265 transitions. [2019-12-18 18:28:58,652 INFO L78 Accepts]: Start accepts. Automaton has 161868 states and 668265 transitions. Word has length 14 [2019-12-18 18:28:58,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:28:58,652 INFO L462 AbstractCegarLoop]: Abstraction has 161868 states and 668265 transitions. [2019-12-18 18:28:58,652 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:28:58,652 INFO L276 IsEmpty]: Start isEmpty. Operand 161868 states and 668265 transitions. [2019-12-18 18:28:58,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 18:28:58,671 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:28:58,671 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:28:58,672 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:28:58,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:28:58,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1828891691, now seen corresponding path program 1 times [2019-12-18 18:28:58,672 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:28:58,673 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008101153] [2019-12-18 18:28:58,673 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:28:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:28:58,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:28:58,751 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008101153] [2019-12-18 18:28:58,751 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:28:58,751 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 18:28:58,751 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781179159] [2019-12-18 18:28:58,753 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:28:58,753 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:28:58,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:28:58,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:28:58,754 INFO L87 Difference]: Start difference. First operand 161868 states and 668265 transitions. Second operand 3 states. [2019-12-18 18:29:05,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:29:05,085 INFO L93 Difference]: Finished difference Result 160940 states and 664422 transitions. [2019-12-18 18:29:05,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:29:05,085 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 18:29:05,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:29:05,591 INFO L225 Difference]: With dead ends: 160940 [2019-12-18 18:29:05,591 INFO L226 Difference]: Without dead ends: 160940 [2019-12-18 18:29:05,592 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:29:09,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160940 states. [2019-12-18 18:29:12,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160940 to 160940. [2019-12-18 18:29:12,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160940 states. [2019-12-18 18:29:13,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160940 states to 160940 states and 664422 transitions. [2019-12-18 18:29:13,174 INFO L78 Accepts]: Start accepts. Automaton has 160940 states and 664422 transitions. Word has length 18 [2019-12-18 18:29:13,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:29:13,174 INFO L462 AbstractCegarLoop]: Abstraction has 160940 states and 664422 transitions. [2019-12-18 18:29:13,175 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:29:13,175 INFO L276 IsEmpty]: Start isEmpty. Operand 160940 states and 664422 transitions. [2019-12-18 18:29:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 18:29:13,194 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:29:13,194 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:29:13,194 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:29:13,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:29:13,195 INFO L82 PathProgramCache]: Analyzing trace with hash 2025528817, now seen corresponding path program 1 times [2019-12-18 18:29:13,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:29:13,195 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269568184] [2019-12-18 18:29:13,195 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:29:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:29:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:29:13,271 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269568184] [2019-12-18 18:29:13,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:29:13,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:29:13,272 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398474421] [2019-12-18 18:29:13,272 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:29:13,273 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:29:13,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:29:13,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:29:13,273 INFO L87 Difference]: Start difference. First operand 160940 states and 664422 transitions. Second operand 4 states. [2019-12-18 18:29:22,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:29:22,802 INFO L93 Difference]: Finished difference Result 297697 states and 1230452 transitions. [2019-12-18 18:29:22,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 18:29:22,803 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-18 18:29:22,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:29:23,414 INFO L225 Difference]: With dead ends: 297697 [2019-12-18 18:29:23,414 INFO L226 Difference]: Without dead ends: 170729 [2019-12-18 18:29:23,414 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:29:27,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170729 states. [2019-12-18 18:29:30,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170729 to 169732. [2019-12-18 18:29:30,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169732 states. [2019-12-18 18:29:31,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169732 states to 169732 states and 694021 transitions. [2019-12-18 18:29:31,105 INFO L78 Accepts]: Start accepts. Automaton has 169732 states and 694021 transitions. Word has length 19 [2019-12-18 18:29:31,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:29:31,106 INFO L462 AbstractCegarLoop]: Abstraction has 169732 states and 694021 transitions. [2019-12-18 18:29:31,106 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:29:31,106 INFO L276 IsEmpty]: Start isEmpty. Operand 169732 states and 694021 transitions. [2019-12-18 18:29:31,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 18:29:31,124 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:29:31,124 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:29:31,124 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:29:31,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:29:31,125 INFO L82 PathProgramCache]: Analyzing trace with hash 550104482, now seen corresponding path program 1 times [2019-12-18 18:29:31,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:29:31,125 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297995992] [2019-12-18 18:29:31,125 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:29:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:29:31,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:29:31,214 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297995992] [2019-12-18 18:29:31,214 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:29:31,214 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:29:31,214 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182081528] [2019-12-18 18:29:31,215 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 18:29:31,215 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:29:31,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 18:29:31,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:29:31,216 INFO L87 Difference]: Start difference. First operand 169732 states and 694021 transitions. Second operand 5 states. [2019-12-18 18:29:33,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:29:33,901 INFO L93 Difference]: Finished difference Result 237081 states and 947382 transitions. [2019-12-18 18:29:33,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 18:29:33,901 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 18:29:33,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:29:41,546 INFO L225 Difference]: With dead ends: 237081 [2019-12-18 18:29:41,546 INFO L226 Difference]: Without dead ends: 234785 [2019-12-18 18:29:41,547 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-18 18:29:46,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234785 states. [2019-12-18 18:29:49,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234785 to 174763. [2019-12-18 18:29:49,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174763 states. [2019-12-18 18:29:50,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174763 states to 174763 states and 713889 transitions. [2019-12-18 18:29:50,957 INFO L78 Accepts]: Start accepts. Automaton has 174763 states and 713889 transitions. Word has length 19 [2019-12-18 18:29:50,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:29:50,957 INFO L462 AbstractCegarLoop]: Abstraction has 174763 states and 713889 transitions. [2019-12-18 18:29:50,957 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 18:29:50,957 INFO L276 IsEmpty]: Start isEmpty. Operand 174763 states and 713889 transitions. [2019-12-18 18:29:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 18:29:50,983 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:29:50,983 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:29:50,983 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:29:50,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:29:50,984 INFO L82 PathProgramCache]: Analyzing trace with hash 996666519, now seen corresponding path program 1 times [2019-12-18 18:29:50,984 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:29:50,984 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862668642] [2019-12-18 18:29:50,984 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:29:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:29:51,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:29:51,026 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862668642] [2019-12-18 18:29:51,026 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:29:51,026 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:29:51,026 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112058486] [2019-12-18 18:29:51,027 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:29:51,027 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:29:51,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:29:51,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:29:51,028 INFO L87 Difference]: Start difference. First operand 174763 states and 713889 transitions. Second operand 4 states. [2019-12-18 18:29:59,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:29:59,933 INFO L93 Difference]: Finished difference Result 449094 states and 1870510 transitions. [2019-12-18 18:29:59,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:29:59,934 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 18:29:59,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:30:00,679 INFO L225 Difference]: With dead ends: 449094 [2019-12-18 18:30:00,679 INFO L226 Difference]: Without dead ends: 226260 [2019-12-18 18:30:00,679 INFO L631 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 [2019-12-18 18:30:11,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226260 states. [2019-12-18 18:30:14,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226260 to 132643. [2019-12-18 18:30:14,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132643 states. [2019-12-18 18:30:15,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132643 states to 132643 states and 541358 transitions. [2019-12-18 18:30:15,478 INFO L78 Accepts]: Start accepts. Automaton has 132643 states and 541358 transitions. Word has length 20 [2019-12-18 18:30:15,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:30:15,478 INFO L462 AbstractCegarLoop]: Abstraction has 132643 states and 541358 transitions. [2019-12-18 18:30:15,478 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:30:15,479 INFO L276 IsEmpty]: Start isEmpty. Operand 132643 states and 541358 transitions. [2019-12-18 18:30:15,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 18:30:15,497 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:30:15,497 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:30:15,498 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:30:15,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:30:15,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1174991168, now seen corresponding path program 1 times [2019-12-18 18:30:15,498 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:30:15,498 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486986663] [2019-12-18 18:30:15,498 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:30:15,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:30:15,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:30:15,530 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486986663] [2019-12-18 18:30:15,531 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:30:15,531 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:30:15,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711209559] [2019-12-18 18:30:15,531 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:30:15,532 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:30:15,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:30:15,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:30:15,532 INFO L87 Difference]: Start difference. First operand 132643 states and 541358 transitions. Second operand 3 states. [2019-12-18 18:30:18,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:30:18,070 INFO L93 Difference]: Finished difference Result 216134 states and 892725 transitions. [2019-12-18 18:30:18,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:30:18,070 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-18 18:30:18,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:30:18,398 INFO L225 Difference]: With dead ends: 216134 [2019-12-18 18:30:18,399 INFO L226 Difference]: Without dead ends: 105754 [2019-12-18 18:30:18,399 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 Received shutdown request... [2019-12-18 18:30:27,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105754 states. [2019-12-18 18:30:27,737 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 18:30:27,740 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 18:30:27,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 06:30:27 BasicIcfg [2019-12-18 18:30:27,740 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 18:30:27,742 INFO L168 Benchmark]: Toolchain (without parser) took 199524.48 ms. Allocated memory was 142.1 MB in the beginning and 4.5 GB in the end (delta: 4.4 GB). Free memory was 103.8 MB in the beginning and 2.8 GB in the end (delta: -2.7 GB). Peak memory consumption was 4.3 GB. Max. memory is 7.1 GB. [2019-12-18 18:30:27,742 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory was 124.0 MB in the beginning and 123.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-18 18:30:27,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 829.07 ms. Allocated memory was 142.1 MB in the beginning and 204.5 MB in the end (delta: 62.4 MB). Free memory was 103.4 MB in the beginning and 158.4 MB in the end (delta: -55.0 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-12-18 18:30:27,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.82 ms. Allocated memory is still 204.5 MB. Free memory was 158.4 MB in the beginning and 156.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-12-18 18:30:27,745 INFO L168 Benchmark]: Boogie Preprocessor took 54.22 ms. Allocated memory is still 204.5 MB. Free memory was 156.0 MB in the beginning and 153.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-12-18 18:30:27,746 INFO L168 Benchmark]: RCFGBuilder took 797.95 ms. Allocated memory is still 204.5 MB. Free memory was 153.6 MB in the beginning and 107.3 MB in the end (delta: 46.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 7.1 GB. [2019-12-18 18:30:27,747 INFO L168 Benchmark]: TraceAbstraction took 197776.74 ms. Allocated memory was 204.5 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 106.7 MB in the beginning and 2.8 GB in the end (delta: -2.7 GB). Peak memory consumption was 4.2 GB. Max. memory is 7.1 GB. [2019-12-18 18:30:27,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory was 124.0 MB in the beginning and 123.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 829.07 ms. Allocated memory was 142.1 MB in the beginning and 204.5 MB in the end (delta: 62.4 MB). Free memory was 103.4 MB in the beginning and 158.4 MB in the end (delta: -55.0 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 61.82 ms. Allocated memory is still 204.5 MB. Free memory was 158.4 MB in the beginning and 156.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.22 ms. Allocated memory is still 204.5 MB. Free memory was 156.0 MB in the beginning and 153.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 797.95 ms. Allocated memory is still 204.5 MB. Free memory was 153.6 MB in the beginning and 107.3 MB in the end (delta: 46.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 197776.74 ms. Allocated memory was 204.5 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 106.7 MB in the beginning and 2.8 GB in the end (delta: -2.7 GB). Peak memory consumption was 4.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 6.3s, 163 ProgramPointsBefore, 83 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 36 ConcurrentYvCompositions, 26 ChoiceCompositions, 6760 VarBasedMoverChecksPositive, 302 VarBasedMoverChecksNegative, 126 SemBasedMoverChecksPositive, 261 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 2.0s, 0 MoverChecksTotal, 66367 CheckedPairsTotal, 113 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 197.5s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 65.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1654 SDtfs, 1298 SDslu, 1866 SDs, 0 SdLazy, 1016 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 9 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174763occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 113.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 265657 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 169 NumberOfCodeBlocks, 169 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 6984 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown