/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-22 00:37:00,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-22 00:37:00,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-22 00:37:00,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-22 00:37:00,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-22 00:37:00,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-22 00:37:00,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-22 00:37:00,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-22 00:37:00,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-22 00:37:00,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-22 00:37:00,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-22 00:37:00,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-22 00:37:00,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-22 00:37:00,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-22 00:37:00,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-22 00:37:00,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-22 00:37:00,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-22 00:37:00,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-22 00:37:00,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-22 00:37:00,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-22 00:37:00,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-22 00:37:00,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-22 00:37:00,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-22 00:37:00,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-22 00:37:00,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-22 00:37:00,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-22 00:37:00,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-22 00:37:00,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-22 00:37:00,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-22 00:37:00,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-22 00:37:00,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-22 00:37:00,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-22 00:37:00,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-22 00:37:00,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-22 00:37:00,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-22 00:37:00,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-22 00:37:00,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-22 00:37:00,845 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-22 00:37:00,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-22 00:37:00,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-22 00:37:00,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-22 00:37:00,849 INFO L138 SettingsManager]: * Use SBE=true [2020-10-22 00:37:00,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-22 00:37:00,849 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-22 00:37:00,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-22 00:37:00,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-22 00:37:00,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-22 00:37:00,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-22 00:37:00,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-22 00:37:00,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-22 00:37:00,852 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-22 00:37:00,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-22 00:37:00,852 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-22 00:37:00,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-22 00:37:00,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-22 00:37:00,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-22 00:37:00,853 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-22 00:37:00,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-22 00:37:00,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 00:37:00,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-22 00:37:00,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-22 00:37:00,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-22 00:37:00,854 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-22 00:37:00,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-22 00:37:00,855 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-22 00:37:00,855 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-22 00:37:00,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-22 00:37:00,855 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-22 00:37:01,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-22 00:37:01,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-22 00:37:01,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-22 00:37:01,170 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-22 00:37:01,171 INFO L275 PluginConnector]: CDTParser initialized [2020-10-22 00:37:01,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i [2020-10-22 00:37:01,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e03cd38d6/33b23c26aba141df83501211a205a84e/FLAG326a26bd5 [2020-10-22 00:37:01,831 INFO L306 CDTParser]: Found 1 translation units. [2020-10-22 00:37:01,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i [2020-10-22 00:37:01,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e03cd38d6/33b23c26aba141df83501211a205a84e/FLAG326a26bd5 [2020-10-22 00:37:02,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e03cd38d6/33b23c26aba141df83501211a205a84e [2020-10-22 00:37:02,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-22 00:37:02,133 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-22 00:37:02,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-22 00:37:02,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-22 00:37:02,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-22 00:37:02,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:02,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d64f70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02, skipping insertion in model container [2020-10-22 00:37:02,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:02,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-22 00:37:02,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-22 00:37:02,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 00:37:02,788 INFO L203 MainTranslator]: Completed pre-run [2020-10-22 00:37:02,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 00:37:02,976 INFO L208 MainTranslator]: Completed translation [2020-10-22 00:37:02,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02 WrapperNode [2020-10-22 00:37:02,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-22 00:37:02,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-22 00:37:02,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-22 00:37:02,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-22 00:37:02,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:03,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:03,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-22 00:37:03,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-22 00:37:03,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-22 00:37:03,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-22 00:37:03,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:03,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:03,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:03,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:03,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:03,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:03,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (1/1) ... [2020-10-22 00:37:03,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-22 00:37:03,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-22 00:37:03,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-22 00:37:03,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-22 00:37:03,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 00:37:03,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-22 00:37:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-22 00:37:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-22 00:37:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-22 00:37:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-22 00:37:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-22 00:37:03,189 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-22 00:37:03,190 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-22 00:37:03,191 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-22 00:37:03,191 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-22 00:37:03,191 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-22 00:37:03,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-22 00:37:03,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-22 00:37:03,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-22 00:37:03,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-22 00:37:03,196 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-22 00:37:06,184 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-22 00:37:06,184 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-22 00:37:06,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 12:37:06 BoogieIcfgContainer [2020-10-22 00:37:06,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-22 00:37:06,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-22 00:37:06,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-22 00:37:06,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-22 00:37:06,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 12:37:02" (1/3) ... [2020-10-22 00:37:06,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db42eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 12:37:06, skipping insertion in model container [2020-10-22 00:37:06,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:37:02" (2/3) ... [2020-10-22 00:37:06,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db42eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 12:37:06, skipping insertion in model container [2020-10-22 00:37:06,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 12:37:06" (3/3) ... [2020-10-22 00:37:06,196 INFO L111 eAbstractionObserver]: Analyzing ICFG safe018_rmo.opt.i [2020-10-22 00:37:06,208 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-22 00:37:06,209 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-22 00:37:06,220 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-22 00:37:06,221 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-22 00:37:06,261 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,261 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,261 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,262 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,262 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,262 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,262 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,263 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,272 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,273 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,276 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,276 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,293 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,293 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,295 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,295 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,295 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,297 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,300 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,301 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,302 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,302 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,302 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,302 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,302 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,303 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,303 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,303 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,303 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,303 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,303 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,304 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,304 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,304 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,304 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,304 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,305 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,306 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,307 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,307 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,307 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,307 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,307 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,308 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,308 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,308 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,308 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,308 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,309 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,309 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,309 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,309 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,309 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,310 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,310 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,310 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,310 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,310 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,310 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,311 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,311 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,311 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,311 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,311 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,312 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,312 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,312 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,312 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:37:06,314 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-22 00:37:06,329 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-22 00:37:06,352 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 00:37:06,353 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 00:37:06,353 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 00:37:06,353 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 00:37:06,353 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 00:37:06,353 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 00:37:06,353 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 00:37:06,354 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 00:37:06,369 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 00:37:06,370 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 117 transitions, 249 flow [2020-10-22 00:37:06,373 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 117 transitions, 249 flow [2020-10-22 00:37:06,375 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 124 places, 117 transitions, 249 flow [2020-10-22 00:37:06,431 INFO L129 PetriNetUnfolder]: 3/114 cut-off events. [2020-10-22 00:37:06,432 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-22 00:37:06,437 INFO L80 FinitePrefix]: Finished finitePrefix Result has 124 conditions, 114 events. 3/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 64 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 62. Up to 2 conditions per place. [2020-10-22 00:37:06,441 INFO L116 LiptonReduction]: Number of co-enabled transitions 1562 [2020-10-22 00:37:07,058 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2020-10-22 00:37:07,094 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 4, 2, 1] term [2020-10-22 00:37:07,095 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-22 00:37:07,097 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2020-10-22 00:37:07,097 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-22 00:37:08,834 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 238 DAG size of output: 198 [2020-10-22 00:37:08,851 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2020-10-22 00:37:08,851 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-22 00:37:09,474 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 111 [2020-10-22 00:37:10,719 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2020-10-22 00:37:10,991 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 42 [2020-10-22 00:37:11,143 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-10-22 00:37:11,571 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-22 00:37:12,141 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2020-10-22 00:37:12,346 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-10-22 00:37:13,059 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 159 [2020-10-22 00:37:13,395 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-22 00:37:13,401 INFO L131 LiptonReduction]: Checked pairs total: 3698 [2020-10-22 00:37:13,401 INFO L133 LiptonReduction]: Total number of compositions: 105 [2020-10-22 00:37:13,411 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 33 places, 23 transitions, 61 flow [2020-10-22 00:37:13,459 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 442 states. [2020-10-22 00:37:13,461 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states. [2020-10-22 00:37:13,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-22 00:37:13,476 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:37:13,476 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 00:37:13,477 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 00:37:13,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:37:13,484 INFO L82 PathProgramCache]: Analyzing trace with hash -695047874, now seen corresponding path program 1 times [2020-10-22 00:37:13,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:37:13,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171251998] [2020-10-22 00:37:13,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:37:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:37:13,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 00:37:13,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171251998] [2020-10-22 00:37:13,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:37:13,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-22 00:37:13,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [416207472] [2020-10-22 00:37:13,772 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:37:13,775 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:37:13,792 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-10-22 00:37:13,792 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:37:13,797 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:37:13,797 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 00:37:13,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:37:13,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 00:37:13,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 00:37:13,815 INFO L87 Difference]: Start difference. First operand 442 states. Second operand 3 states. [2020-10-22 00:37:13,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:37:13,858 INFO L93 Difference]: Finished difference Result 422 states and 1265 transitions. [2020-10-22 00:37:13,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 00:37:13,862 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-22 00:37:13,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:37:13,881 INFO L225 Difference]: With dead ends: 422 [2020-10-22 00:37:13,881 INFO L226 Difference]: Without dead ends: 342 [2020-10-22 00:37:13,882 INFO L677 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 [2020-10-22 00:37:13,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2020-10-22 00:37:13,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 342. [2020-10-22 00:37:13,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2020-10-22 00:37:13,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 1001 transitions. [2020-10-22 00:37:13,985 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 1001 transitions. Word has length 9 [2020-10-22 00:37:13,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:37:13,986 INFO L481 AbstractCegarLoop]: Abstraction has 342 states and 1001 transitions. [2020-10-22 00:37:13,986 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 00:37:13,987 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 1001 transitions. [2020-10-22 00:37:13,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-22 00:37:13,988 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:37:13,989 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 00:37:13,989 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-22 00:37:13,990 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 00:37:13,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:37:13,991 INFO L82 PathProgramCache]: Analyzing trace with hash 982644804, now seen corresponding path program 1 times [2020-10-22 00:37:13,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:37:13,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890486538] [2020-10-22 00:37:13,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:37:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:37:14,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 00:37:14,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890486538] [2020-10-22 00:37:14,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:37:14,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 00:37:14,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [92046263] [2020-10-22 00:37:14,095 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:37:14,097 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:37:14,100 INFO L252 McrAutomatonBuilder]: Finished intersection with 17 states and 22 transitions. [2020-10-22 00:37:14,101 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:37:14,213 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:37:14,214 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 00:37:14,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:37:14,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 00:37:14,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-22 00:37:14,215 INFO L87 Difference]: Start difference. First operand 342 states and 1001 transitions. Second operand 4 states. [2020-10-22 00:37:14,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:37:14,257 INFO L93 Difference]: Finished difference Result 426 states and 1216 transitions. [2020-10-22 00:37:14,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 00:37:14,258 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2020-10-22 00:37:14,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:37:14,262 INFO L225 Difference]: With dead ends: 426 [2020-10-22 00:37:14,262 INFO L226 Difference]: Without dead ends: 216 [2020-10-22 00:37:14,263 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-22 00:37:14,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-10-22 00:37:14,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2020-10-22 00:37:14,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-10-22 00:37:14,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 595 transitions. [2020-10-22 00:37:14,283 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 595 transitions. Word has length 10 [2020-10-22 00:37:14,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:37:14,284 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 595 transitions. [2020-10-22 00:37:14,284 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 00:37:14,284 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 595 transitions. [2020-10-22 00:37:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-22 00:37:14,285 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:37:14,286 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 00:37:14,286 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-22 00:37:14,286 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 00:37:14,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:37:14,286 INFO L82 PathProgramCache]: Analyzing trace with hash -134049385, now seen corresponding path program 1 times [2020-10-22 00:37:14,288 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:37:14,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757723255] [2020-10-22 00:37:14,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:37:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:37:14,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 00:37:14,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757723255] [2020-10-22 00:37:14,571 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:37:14,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-22 00:37:14,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [887963947] [2020-10-22 00:37:14,572 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:37:14,574 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:37:14,577 INFO L252 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2020-10-22 00:37:14,578 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:37:14,578 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:37:14,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-22 00:37:14,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:37:14,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-22 00:37:14,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-22 00:37:14,579 INFO L87 Difference]: Start difference. First operand 216 states and 595 transitions. Second operand 6 states. [2020-10-22 00:37:14,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:37:14,722 INFO L93 Difference]: Finished difference Result 207 states and 565 transitions. [2020-10-22 00:37:14,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 00:37:14,722 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2020-10-22 00:37:14,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:37:14,725 INFO L225 Difference]: With dead ends: 207 [2020-10-22 00:37:14,725 INFO L226 Difference]: Without dead ends: 207 [2020-10-22 00:37:14,725 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-22 00:37:14,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2020-10-22 00:37:14,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2020-10-22 00:37:14,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2020-10-22 00:37:14,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 565 transitions. [2020-10-22 00:37:14,738 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 565 transitions. Word has length 12 [2020-10-22 00:37:14,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:37:14,739 INFO L481 AbstractCegarLoop]: Abstraction has 207 states and 565 transitions. [2020-10-22 00:37:14,739 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-22 00:37:14,739 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 565 transitions. [2020-10-22 00:37:14,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-22 00:37:14,740 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:37:14,740 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 00:37:14,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-22 00:37:14,741 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 00:37:14,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:37:14,741 INFO L82 PathProgramCache]: Analyzing trace with hash 459710357, now seen corresponding path program 1 times [2020-10-22 00:37:14,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:37:14,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637052669] [2020-10-22 00:37:14,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:37:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:37:14,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 00:37:14,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637052669] [2020-10-22 00:37:14,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:37:14,912 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-22 00:37:14,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1459464070] [2020-10-22 00:37:14,913 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:37:14,915 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:37:14,919 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 17 transitions. [2020-10-22 00:37:14,920 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:37:14,959 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:14,976 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:37:14,976 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 00:37:14,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:37:14,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 00:37:14,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-22 00:37:14,977 INFO L87 Difference]: Start difference. First operand 207 states and 565 transitions. Second operand 4 states. [2020-10-22 00:37:15,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:37:15,019 INFO L93 Difference]: Finished difference Result 207 states and 495 transitions. [2020-10-22 00:37:15,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-22 00:37:15,020 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-10-22 00:37:15,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:37:15,021 INFO L225 Difference]: With dead ends: 207 [2020-10-22 00:37:15,022 INFO L226 Difference]: Without dead ends: 151 [2020-10-22 00:37:15,022 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-22 00:37:15,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2020-10-22 00:37:15,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2020-10-22 00:37:15,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-22 00:37:15,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 353 transitions. [2020-10-22 00:37:15,030 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 353 transitions. Word has length 13 [2020-10-22 00:37:15,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:37:15,031 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 353 transitions. [2020-10-22 00:37:15,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 00:37:15,031 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 353 transitions. [2020-10-22 00:37:15,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-22 00:37:15,033 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:37:15,033 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 00:37:15,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-22 00:37:15,033 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 00:37:15,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:37:15,034 INFO L82 PathProgramCache]: Analyzing trace with hash 1382386116, now seen corresponding path program 1 times [2020-10-22 00:37:15,036 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:37:15,036 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883744288] [2020-10-22 00:37:15,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:37:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:37:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 00:37:15,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883744288] [2020-10-22 00:37:15,225 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:37:15,225 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-22 00:37:15,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1304032928] [2020-10-22 00:37:15,226 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:37:15,229 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:37:15,235 INFO L252 McrAutomatonBuilder]: Finished intersection with 21 states and 25 transitions. [2020-10-22 00:37:15,235 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:37:15,260 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,326 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [4133#(not (= 3 ~__unbuffered_cnt~0)), 4134#(not (= ~__unbuffered_cnt~0 2))] [2020-10-22 00:37:15,327 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-22 00:37:15,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:37:15,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-22 00:37:15,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-22 00:37:15,328 INFO L87 Difference]: Start difference. First operand 151 states and 353 transitions. Second operand 7 states. [2020-10-22 00:37:15,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:37:15,407 INFO L93 Difference]: Finished difference Result 103 states and 222 transitions. [2020-10-22 00:37:15,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-22 00:37:15,408 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2020-10-22 00:37:15,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:37:15,409 INFO L225 Difference]: With dead ends: 103 [2020-10-22 00:37:15,409 INFO L226 Difference]: Without dead ends: 71 [2020-10-22 00:37:15,410 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-22 00:37:15,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-10-22 00:37:15,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2020-10-22 00:37:15,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-22 00:37:15,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 139 transitions. [2020-10-22 00:37:15,414 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 139 transitions. Word has length 15 [2020-10-22 00:37:15,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:37:15,414 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 139 transitions. [2020-10-22 00:37:15,414 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-22 00:37:15,414 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2020-10-22 00:37:15,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-22 00:37:15,419 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:37:15,419 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 00:37:15,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-22 00:37:15,419 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 00:37:15,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:37:15,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1037964367, now seen corresponding path program 1 times [2020-10-22 00:37:15,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:37:15,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500645575] [2020-10-22 00:37:15,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:37:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:37:15,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 00:37:15,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500645575] [2020-10-22 00:37:15,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:37:15,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-22 00:37:15,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [490265464] [2020-10-22 00:37:15,650 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:37:15,656 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:37:15,671 INFO L252 McrAutomatonBuilder]: Finished intersection with 26 states and 31 transitions. [2020-10-22 00:37:15,672 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:37:15,830 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:15,832 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,833 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,837 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-10-22 00:37:15,838 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,840 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-10-22 00:37:15,840 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,842 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 2 conjuncts [2020-10-22 00:37:15,845 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,846 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:15,852 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,859 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:15,863 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,870 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,871 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 00:37:15,872 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:37:15,872 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,873 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:15,877 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,887 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:15,888 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:15,890 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,902 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:15,910 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,915 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:37:15,918 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:15,920 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:15,921 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,935 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:15,943 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,947 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,948 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:15,951 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,959 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,965 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,967 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:15,974 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,975 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 00:37:15,975 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:37:15,978 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:15,979 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:15,988 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:15,994 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:15,998 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,003 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:37:16,003 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,007 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,012 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,013 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,020 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,026 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,031 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,032 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,038 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 3, 5, 2, 4, 2, 1] term [2020-10-22 00:37:16,038 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,041 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,043 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,048 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 2 conjuncts [2020-10-22 00:37:16,049 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,049 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 00:37:16,051 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,052 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:16,057 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,064 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,071 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,077 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,079 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,083 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:16,085 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,092 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,092 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,096 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,101 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,107 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,110 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,111 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,111 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:16,115 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,123 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,130 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,136 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,137 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 6 conjuncts [2020-10-22 00:37:16,141 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 6 conjuncts [2020-10-22 00:37:16,144 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,156 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,157 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,166 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,173 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,173 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 00:37:16,174 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:37:16,176 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,178 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,181 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:16,183 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,190 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,191 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:16,195 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,202 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,208 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,215 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 6 conjuncts [2020-10-22 00:37:16,216 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:16,220 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,228 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,235 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 6 conjuncts [2020-10-22 00:37:16,241 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:16,249 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,249 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:16,251 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:16,255 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,263 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,266 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:16,270 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,274 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:16,276 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,283 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:16,284 INFO L603 QuantifierPusher]: Distributing 5 disjuncts over 4 conjuncts [2020-10-22 00:37:16,288 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,289 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:16,294 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:16,345 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [4390#(and (<= ~x$w_buff0_used~0 0) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 1) (< 0 (+ ~x$w_buff0_used~0 1)) (= (mod ~x$r_buff1_thd3~0 256) 0))] [2020-10-22 00:37:16,346 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-22 00:37:16,346 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:37:16,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-22 00:37:16,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-22 00:37:16,347 INFO L87 Difference]: Start difference. First operand 71 states and 139 transitions. Second operand 7 states. [2020-10-22 00:37:16,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:37:16,476 INFO L93 Difference]: Finished difference Result 106 states and 209 transitions. [2020-10-22 00:37:16,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-22 00:37:16,477 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2020-10-22 00:37:16,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:37:16,478 INFO L225 Difference]: With dead ends: 106 [2020-10-22 00:37:16,478 INFO L226 Difference]: Without dead ends: 86 [2020-10-22 00:37:16,478 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-22 00:37:16,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-10-22 00:37:16,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 80. [2020-10-22 00:37:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-10-22 00:37:16,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 158 transitions. [2020-10-22 00:37:16,483 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 158 transitions. Word has length 19 [2020-10-22 00:37:16,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:37:16,483 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 158 transitions. [2020-10-22 00:37:16,483 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-22 00:37:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 158 transitions. [2020-10-22 00:37:16,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-22 00:37:16,484 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:37:16,484 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 00:37:16,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-22 00:37:16,484 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 00:37:16,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:37:16,485 INFO L82 PathProgramCache]: Analyzing trace with hash 2033878671, now seen corresponding path program 2 times [2020-10-22 00:37:16,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:37:16,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294793630] [2020-10-22 00:37:16,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:37:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:37:16,813 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2020-10-22 00:37:17,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 00:37:17,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294793630] [2020-10-22 00:37:17,023 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:37:17,023 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 00:37:17,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1655453856] [2020-10-22 00:37:17,024 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:37:17,030 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:37:17,044 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 38 transitions. [2020-10-22 00:37:17,044 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:37:17,225 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 27 [2020-10-22 00:37:17,346 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 2 conjuncts [2020-10-22 00:37:17,348 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,348 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,352 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-10-22 00:37:17,352 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,354 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-10-22 00:37:17,354 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,356 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,358 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 4 conjuncts [2020-10-22 00:37:17,359 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,362 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,366 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,367 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,373 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,374 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 2 conjuncts [2020-10-22 00:37:17,375 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,376 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,378 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:17,383 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:37:17,383 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,384 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:17,386 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,398 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:17,399 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,402 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:17,403 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,411 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:17,417 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,418 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,419 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:37:17,420 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:17,421 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,428 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:17,433 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,436 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,441 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,442 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,449 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:17,452 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,457 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,458 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 00:37:17,459 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:37:17,460 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 2 conjuncts [2020-10-22 00:37:17,460 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,461 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:17,464 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,470 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,472 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,479 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:17,482 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 4 conjuncts [2020-10-22 00:37:17,483 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,484 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:17,490 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,491 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,492 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,498 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:37:17,499 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 2 conjuncts [2020-10-22 00:37:17,499 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,500 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:17,502 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,509 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,512 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,517 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:17,520 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 4 conjuncts [2020-10-22 00:37:17,521 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,523 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:17,528 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,530 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,531 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,537 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,543 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 4 conjuncts [2020-10-22 00:37:17,544 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,546 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:17,551 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,553 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,554 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,560 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,561 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,562 INFO L603 QuantifierPusher]: Distributing 11 disjuncts over 4 conjuncts [2020-10-22 00:37:17,563 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:17,568 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 4 conjuncts [2020-10-22 00:37:17,569 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:17,574 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,575 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,581 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,582 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,586 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,587 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,594 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 4 conjuncts [2020-10-22 00:37:17,594 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:17,599 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,600 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,606 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 00:37:17,608 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,612 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 5 conjuncts [2020-10-22 00:37:17,614 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:17,622 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:17,624 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:17,631 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 4 conjuncts [2020-10-22 00:37:17,632 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:17,636 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,637 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,643 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 00:37:17,643 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:37:17,645 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,649 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 5 conjuncts [2020-10-22 00:37:17,651 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-22 00:37:17,659 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:17,661 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-22 00:37:17,669 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 4 conjuncts [2020-10-22 00:37:17,669 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:17,675 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,676 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,682 INFO L603 QuantifierPusher]: Distributing 10 disjuncts over 4 conjuncts [2020-10-22 00:37:17,683 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 00:37:17,688 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:17,691 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 00:37:18,052 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 42 [2020-10-22 00:37:18,221 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [4670#(and (or (not (= ~__unbuffered_p2_EAX~0 1)) (= (mod ~x$r_buff0_thd3~0 256) 0)) (= ~x$r_buff1_thd2~0 0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= 0 ~x$r_buff0_thd0~0) (or (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 1) (not (= ~__unbuffered_p2_EAX~0 1))) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0) (or (not (= ~__unbuffered_p2_EAX~0 1)) (= (mod ~x$r_buff1_thd3~0 256) 0)) (= ~__unbuffered_p2_EAX$read_delayed~0 1) (= 0 ~x$r_buff0_thd2~0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= ~x$r_buff1_thd0~0 0))] [2020-10-22 00:37:18,221 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-22 00:37:18,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:37:18,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-22 00:37:18,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-22 00:37:18,223 INFO L87 Difference]: Start difference. First operand 80 states and 158 transitions. Second operand 10 states. [2020-10-22 00:37:18,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:37:18,619 INFO L93 Difference]: Finished difference Result 132 states and 250 transitions. [2020-10-22 00:37:18,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-22 00:37:18,620 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 19 [2020-10-22 00:37:18,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:37:18,621 INFO L225 Difference]: With dead ends: 132 [2020-10-22 00:37:18,621 INFO L226 Difference]: Without dead ends: 41 [2020-10-22 00:37:18,622 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2020-10-22 00:37:18,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-10-22 00:37:18,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-10-22 00:37:18,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-10-22 00:37:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 67 transitions. [2020-10-22 00:37:18,625 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 67 transitions. Word has length 19 [2020-10-22 00:37:18,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:37:18,625 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 67 transitions. [2020-10-22 00:37:18,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-22 00:37:18,625 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2020-10-22 00:37:18,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-22 00:37:18,626 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:37:18,626 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 00:37:18,626 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-22 00:37:18,626 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 00:37:18,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:37:18,630 INFO L82 PathProgramCache]: Analyzing trace with hash 551669679, now seen corresponding path program 3 times [2020-10-22 00:37:18,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:37:18,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516712714] [2020-10-22 00:37:18,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:37:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 00:37:18,763 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 00:37:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 00:37:18,873 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 00:37:18,941 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-22 00:37:18,941 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-22 00:37:18,941 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-22 00:37:18,943 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-22 00:37:18,966 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [1367] [1367] L858-->L865: Formula: (let ((.cse8 (= (mod ~x$r_buff0_thd0~0_In730838873 256) 0)) (.cse7 (= (mod ~x$w_buff0_used~0_In730838873 256) 0)) (.cse10 (= (mod ~x$w_buff1_used~0_In730838873 256) 0)) (.cse9 (= (mod ~x$r_buff1_thd0~0_In730838873 256) 0))) (let ((.cse0 (not .cse9)) (.cse1 (not .cse10)) (.cse2 (or .cse9 .cse10)) (.cse3 (not .cse7)) (.cse5 (not .cse8)) (.cse6 (or .cse7 .cse8))) (and (= |ULTIMATE.start_assume_abort_if_not_#in~cond_In730838873| ULTIMATE.start_assume_abort_if_not_~cond_Out730838873) (= ~x$r_buff0_thd0~0_In730838873 ~x$r_buff0_thd0~0_Out730838873) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out730838873 0)) (or (and .cse0 (= 0 ~x$w_buff1_used~0_Out730838873) .cse1) (and (= ~x$w_buff1_used~0_In730838873 ~x$w_buff1_used~0_Out730838873) .cse2)) (let ((.cse4 (select |#memory_int_In730838873| |~#x~0.base_In730838873|))) (or (and .cse3 (= (store |#memory_int_In730838873| |~#x~0.base_In730838873| (store .cse4 |~#x~0.offset_In730838873| ~x$w_buff0~0_In730838873)) |#memory_int_Out730838873|) .cse5) (and .cse6 (or (and .cse0 (= (store |#memory_int_In730838873| |~#x~0.base_In730838873| (store .cse4 |~#x~0.offset_In730838873| ~x$w_buff1~0_In730838873)) |#memory_int_Out730838873|) .cse1) (and (= (store |#memory_int_In730838873| |~#x~0.base_In730838873| (store .cse4 |~#x~0.offset_In730838873| (select .cse4 |~#x~0.offset_In730838873|))) |#memory_int_Out730838873|) .cse2))))) (= ~x$r_buff1_thd0~0_In730838873 ~x$r_buff1_thd0~0_Out730838873) (or (and .cse3 (= ~x$w_buff0_used~0_Out730838873 0) .cse5) (and (= ~x$w_buff0_used~0_In730838873 ~x$w_buff0_used~0_Out730838873) .cse6))))) InVars {~x$w_buff0~0=~x$w_buff0~0_In730838873, ~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In730838873, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In730838873|, ~#x~0.offset=|~#x~0.offset_In730838873|, ~x$w_buff1~0=~x$w_buff1~0_In730838873, #memory_int=|#memory_int_In730838873|, ~#x~0.base=|~#x~0.base_In730838873|, ~x$w_buff1_used~0=~x$w_buff1_used~0_In730838873, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In730838873, ~x$w_buff0_used~0=~x$w_buff0_used~0_In730838873} OutVars{~x$w_buff0~0=~x$w_buff0~0_In730838873, ~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_Out730838873, ULTIMATE.start_main_#t~mem76=|ULTIMATE.start_main_#t~mem76_Out730838873|, ~#x~0.offset=|~#x~0.offset_In730838873|, ~x$w_buff1~0=~x$w_buff1~0_In730838873, ~x$w_buff1_used~0=~x$w_buff1_used~0_Out730838873, ULTIMATE.start_main_#t~ite79=|ULTIMATE.start_main_#t~ite79_Out730838873|, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_Out730838873, ULTIMATE.start_main_#t~ite77=|ULTIMATE.start_main_#t~ite77_Out730838873|, ULTIMATE.start_main_#t~ite78=|ULTIMATE.start_main_#t~ite78_Out730838873|, ~x$w_buff0_used~0=~x$w_buff0_used~0_Out730838873, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In730838873|, ULTIMATE.start_main_#t~ite82=|ULTIMATE.start_main_#t~ite82_Out730838873|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out730838873, ULTIMATE.start_main_#t~ite81=|ULTIMATE.start_main_#t~ite81_Out730838873|, ULTIMATE.start_main_#t~ite80=|ULTIMATE.start_main_#t~ite80_Out730838873|, #memory_int=|#memory_int_Out730838873|, ~#x~0.base=|~#x~0.base_In730838873|} AuxVars[] AssignedVars[~x$r_buff0_thd0~0, ULTIMATE.start_main_#t~mem76, ~x$w_buff1_used~0, ULTIMATE.start_main_#t~ite79, ~x$r_buff1_thd0~0, ULTIMATE.start_main_#t~ite77, ULTIMATE.start_main_#t~ite78, ~x$w_buff0_used~0, ULTIMATE.start_main_#t~ite82, ULTIMATE.start_assume_abort_if_not_~cond, ULTIMATE.start_main_#t~ite81, ULTIMATE.start_main_#t~ite80, #memory_int] because there is no mapped edge [2020-10-22 00:37:18,983 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,984 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,984 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,984 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,984 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,984 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,985 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,985 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,985 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,985 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,986 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,986 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,986 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,986 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,986 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,987 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,987 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,987 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,988 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,988 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,988 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,989 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,989 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,989 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,989 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,989 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,989 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,989 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,995 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,995 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,995 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,995 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,996 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,996 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,996 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,997 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,997 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,997 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,997 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,997 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,997 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,998 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,998 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,998 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,998 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,998 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,998 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:18,998 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:18,999 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:19,000 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:19,000 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:19,000 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:19,000 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:19,000 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:19,000 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:19,000 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:19,001 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:19,001 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:19,001 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 00:37:19,002 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 00:37:19,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 12:37:19 BasicIcfg [2020-10-22 00:37:19,129 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-22 00:37:19,134 INFO L168 Benchmark]: Toolchain (without parser) took 17004.05 ms. Allocated memory was 140.5 MB in the beginning and 436.7 MB in the end (delta: 296.2 MB). Free memory was 101.7 MB in the beginning and 321.5 MB in the end (delta: -219.8 MB). Peak memory consumption was 76.4 MB. Max. memory is 7.1 GB. [2020-10-22 00:37:19,135 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-22 00:37:19,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 843.48 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 100.9 MB in the beginning and 152.8 MB in the end (delta: -52.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2020-10-22 00:37:19,136 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.05 ms. Allocated memory is still 203.9 MB. Free memory was 152.8 MB in the beginning and 150.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-22 00:37:19,137 INFO L168 Benchmark]: Boogie Preprocessor took 46.79 ms. Allocated memory is still 203.9 MB. Free memory was 150.1 MB in the beginning and 147.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-22 00:37:19,138 INFO L168 Benchmark]: RCFGBuilder took 3093.93 ms. Allocated memory was 203.9 MB in the beginning and 245.9 MB in the end (delta: 41.9 MB). Free memory was 147.4 MB in the beginning and 160.5 MB in the end (delta: -13.1 MB). Peak memory consumption was 99.4 MB. Max. memory is 7.1 GB. [2020-10-22 00:37:19,139 INFO L168 Benchmark]: TraceAbstraction took 12940.96 ms. Allocated memory was 245.9 MB in the beginning and 436.7 MB in the end (delta: 190.8 MB). Free memory was 158.5 MB in the beginning and 321.5 MB in the end (delta: -163.0 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2020-10-22 00:37:19,143 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 843.48 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 100.9 MB in the beginning and 152.8 MB in the end (delta: -52.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 68.05 ms. Allocated memory is still 203.9 MB. Free memory was 152.8 MB in the beginning and 150.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.79 ms. Allocated memory is still 203.9 MB. Free memory was 150.1 MB in the beginning and 147.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3093.93 ms. Allocated memory was 203.9 MB in the beginning and 245.9 MB in the end (delta: 41.9 MB). Free memory was 147.4 MB in the beginning and 160.5 MB in the end (delta: -13.1 MB). Peak memory consumption was 99.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12940.96 ms. Allocated memory was 245.9 MB in the beginning and 436.7 MB in the end (delta: 190.8 MB). Free memory was 158.5 MB in the beginning and 321.5 MB in the end (delta: -163.0 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 829 VarBasedMoverChecksPositive, 38 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 55 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 7.0s, 124 PlacesBefore, 33 PlacesAfterwards, 117 TransitionsBefore, 23 TransitionsAfterwards, 1562 CoEnabledTransitionPairs, 7 FixpointIterations, 54 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 3 ChoiceCompositions, 105 TotalNumberOfCompositions, 3698 MoverChecksTotal - CounterExampleResult [Line: 18]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p0_EBX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L717] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L718] 0 int __unbuffered_p2_EAX$mem_tmp; [L719] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L721] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; [L722] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; [L723] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; [L724] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; [L725] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L726] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; [L727] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L728] 0 int *__unbuffered_p2_EAX$read_delayed_var; [L729] 0 int __unbuffered_p2_EAX$w_buff0; [L730] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L731] 0 int __unbuffered_p2_EAX$w_buff1; [L732] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; [L733] 0 _Bool main$tmp_guard0; [L734] 0 _Bool main$tmp_guard1; [L736] 0 int x = 0; [L737] 0 _Bool x$flush_delayed; [L738] 0 int x$mem_tmp; [L739] 0 _Bool x$r_buff0_thd0; [L740] 0 _Bool x$r_buff0_thd1; [L741] 0 _Bool x$r_buff0_thd2; [L742] 0 _Bool x$r_buff0_thd3; [L743] 0 _Bool x$r_buff1_thd0; [L744] 0 _Bool x$r_buff1_thd1; [L745] 0 _Bool x$r_buff1_thd2; [L746] 0 _Bool x$r_buff1_thd3; [L747] 0 _Bool x$read_delayed; [L748] 0 int *x$read_delayed_var; [L749] 0 int x$w_buff0; [L750] 0 _Bool x$w_buff0_used; [L751] 0 int x$w_buff1; [L752] 0 _Bool x$w_buff1_used; [L754] 0 int y = 0; [L755] 0 _Bool weak$$choice0; [L756] 0 _Bool weak$$choice1; [L757] 0 _Bool weak$$choice2; [L849] 0 pthread_t t2216; [L850] FCALL, FORK 0 pthread_create(&t2216, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={5:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L851] 0 pthread_t t2217; [L852] FCALL, FORK 0 pthread_create(&t2217, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={5:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L853] 0 pthread_t t2218; [L854] FCALL, FORK 0 pthread_create(&t2218, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={5:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L806] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L807] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L808] 3 x$flush_delayed = weak$$choice2 [L809] EXPR 3 \read(x) [L809] 3 x$mem_tmp = x [L810] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L810] EXPR 3 \read(x) [L810] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L810] 3 x = !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L811] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L811] 3 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L812] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L812] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1) [L812] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L812] 3 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L813] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L813] 3 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L814] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L814] 3 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L815] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L815] 3 x$r_buff0_thd3 = weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L816] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L816] 3 x$r_buff1_thd3 = weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L817] 3 __unbuffered_p2_EAX$read_delayed = (_Bool)1 [L818] 3 __unbuffered_p2_EAX$read_delayed_var = &x [L819] EXPR 3 \read(x) [L819] 3 __unbuffered_p2_EAX = x [L820] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L820] EXPR 3 \read(x) [L820] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L820] 3 x = x$flush_delayed ? x$mem_tmp : x [L821] 3 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={5:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x={5:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L824] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={5:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x={5:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L827] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L827] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L828] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L828] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L829] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L829] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L830] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L830] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L831] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L831] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L834] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L836] 3 return 0; [L761] 1 __unbuffered_p0_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={5:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x={5:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L764] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L765] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L766] 1 x$flush_delayed = weak$$choice2 [L767] EXPR 1 \read(x) [L767] 1 x$mem_tmp = x [L768] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L768] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1 [L768] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L768] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L769] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L769] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L770] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L770] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L770] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L770] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L771] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L771] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L772] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L772] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L773] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L773] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L774] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L774] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L775] EXPR 1 \read(x) [L775] 1 __unbuffered_p0_EBX = x [L776] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L776] 1 x = x$flush_delayed ? x$mem_tmp : x [L777] 1 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={5:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=0, weak$$choice2=0, x={5:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L782] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L784] 1 return 0; [L789] 2 x = 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={5:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=0, weak$$choice2=0, x={5:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L792] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L792] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L793] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L793] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L794] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L794] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L795] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L795] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L796] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L796] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L799] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L801] 2 return 0; [L856] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L867] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L868] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L868] 0 __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L869] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1) [L19] COND TRUE 0 !expression [L18] COND FALSE 0 !(0) [L18] 0 __assert_fail ("0", "safe018_rmo.opt.c", 9, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={5:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={5:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 115 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 12.5s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.1s, HoareTripleCheckerStatistics: 138 SDtfs, 155 SDslu, 250 SDs, 0 SdLazy, 236 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 26 SyntacticMatches, 2 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=442occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 17031 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...