/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-SP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/rfi000_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-22 02:04:40,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-22 02:04:40,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-22 02:04:40,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-22 02:04:40,259 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-22 02:04:40,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-22 02:04:40,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-22 02:04:40,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-22 02:04:40,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-22 02:04:40,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-22 02:04:40,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-22 02:04:40,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-22 02:04:40,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-22 02:04:40,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-22 02:04:40,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-22 02:04:40,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-22 02:04:40,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-22 02:04:40,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-22 02:04:40,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-22 02:04:40,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-22 02:04:40,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-22 02:04:40,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-22 02:04:40,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-22 02:04:40,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-22 02:04:40,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-22 02:04:40,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-22 02:04:40,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-22 02:04:40,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-22 02:04:40,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-22 02:04:40,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-22 02:04:40,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-22 02:04:40,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-22 02:04:40,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-22 02:04:40,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-22 02:04:40,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-22 02:04:40,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-22 02:04:40,338 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-SP.epf [2020-10-22 02:04:40,360 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-22 02:04:40,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-22 02:04:40,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-22 02:04:40,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-22 02:04:40,362 INFO L138 SettingsManager]: * Use SBE=true [2020-10-22 02:04:40,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-22 02:04:40,362 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-22 02:04:40,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-22 02:04:40,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-22 02:04:40,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-22 02:04:40,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-22 02:04:40,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-22 02:04:40,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-22 02:04:40,363 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-22 02:04:40,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-22 02:04:40,364 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-22 02:04:40,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-22 02:04:40,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-22 02:04:40,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-22 02:04:40,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-22 02:04:40,365 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-22 02:04:40,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 02:04:40,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-22 02:04:40,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-22 02:04:40,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-22 02:04:40,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-22 02:04:40,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-22 02:04:40,366 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-22 02:04:40,366 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-22 02:04:40,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-22 02:04:40,367 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-22 02:04:40,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-22 02:04:40,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-22 02:04:40,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-22 02:04:40,684 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-22 02:04:40,684 INFO L275 PluginConnector]: CDTParser initialized [2020-10-22 02:04:40,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi000_tso.opt.i [2020-10-22 02:04:40,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac91b9ca/af5be65685d04321b7251755d265147b/FLAG17a63dbb4 [2020-10-22 02:04:41,316 INFO L306 CDTParser]: Found 1 translation units. [2020-10-22 02:04:41,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi000_tso.opt.i [2020-10-22 02:04:41,334 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac91b9ca/af5be65685d04321b7251755d265147b/FLAG17a63dbb4 [2020-10-22 02:04:41,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac91b9ca/af5be65685d04321b7251755d265147b [2020-10-22 02:04:41,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-22 02:04:41,600 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-22 02:04:41,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-22 02:04:41,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-22 02:04:41,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-22 02:04:41,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 02:04:41" (1/1) ... [2020-10-22 02:04:41,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b2100e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:41, skipping insertion in model container [2020-10-22 02:04:41,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 02:04:41" (1/1) ... [2020-10-22 02:04:41,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-22 02:04:41,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-22 02:04:42,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 02:04:42,307 INFO L203 MainTranslator]: Completed pre-run [2020-10-22 02:04:42,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 02:04:42,451 INFO L208 MainTranslator]: Completed translation [2020-10-22 02:04:42,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42 WrapperNode [2020-10-22 02:04:42,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-22 02:04:42,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-22 02:04:42,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-22 02:04:42,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-22 02:04:42,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (1/1) ... [2020-10-22 02:04:42,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (1/1) ... [2020-10-22 02:04:42,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-22 02:04:42,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-22 02:04:42,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-22 02:04:42,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-22 02:04:42,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (1/1) ... [2020-10-22 02:04:42,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (1/1) ... [2020-10-22 02:04:42,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (1/1) ... [2020-10-22 02:04:42,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (1/1) ... [2020-10-22 02:04:42,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (1/1) ... [2020-10-22 02:04:42,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (1/1) ... [2020-10-22 02:04:42,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (1/1) ... [2020-10-22 02:04:42,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-22 02:04:42,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-22 02:04:42,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-22 02:04:42,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-22 02:04:42,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (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 02:04:42,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-22 02:04:42,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-22 02:04:42,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-22 02:04:42,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-22 02:04:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-22 02:04:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-22 02:04:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-22 02:04:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-22 02:04:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-22 02:04:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-22 02:04:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-22 02:04:42,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-22 02:04:42,677 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 02:04:45,855 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-22 02:04:45,856 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-10-22 02:04:45,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:04:45 BoogieIcfgContainer [2020-10-22 02:04:45,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-22 02:04:45,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-22 02:04:45,860 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-22 02:04:45,864 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-22 02:04:45,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 02:04:41" (1/3) ... [2020-10-22 02:04:45,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f1d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:04:45, skipping insertion in model container [2020-10-22 02:04:45,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:04:42" (2/3) ... [2020-10-22 02:04:45,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f1d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:04:45, skipping insertion in model container [2020-10-22 02:04:45,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:04:45" (3/3) ... [2020-10-22 02:04:45,869 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi000_tso.opt.i [2020-10-22 02:04:45,882 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-22 02:04:45,882 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-22 02:04:45,891 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-22 02:04:45,893 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-22 02:04:45,930 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,930 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,930 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,931 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,931 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,931 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,931 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,932 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,932 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,932 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,932 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,934 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,934 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,934 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,936 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,945 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,945 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,946 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,946 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,946 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,946 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,946 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,946 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,947 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,947 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,947 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,947 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,947 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,947 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,950 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,950 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,950 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,950 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,950 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,950 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,951 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,951 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,951 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,951 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,951 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,952 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,966 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,968 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,970 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,973 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,973 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,973 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,973 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,973 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,974 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,974 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:04:45,976 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-22 02:04:45,990 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-22 02:04:46,012 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 02:04:46,012 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 02:04:46,012 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 02:04:46,012 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 02:04:46,013 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 02:04:46,013 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 02:04:46,013 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 02:04:46,013 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 02:04:46,027 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 02:04:46,027 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 87 transitions, 184 flow [2020-10-22 02:04:46,030 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 87 transitions, 184 flow [2020-10-22 02:04:46,033 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 91 places, 87 transitions, 184 flow [2020-10-22 02:04:46,076 INFO L129 PetriNetUnfolder]: 3/85 cut-off events. [2020-10-22 02:04:46,077 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-22 02:04:46,082 INFO L80 FinitePrefix]: Finished finitePrefix Result has 92 conditions, 85 events. 3/85 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 52. Up to 2 conditions per place. [2020-10-22 02:04:46,084 INFO L116 LiptonReduction]: Number of co-enabled transitions 1182 [2020-10-22 02:04:47,611 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 228 DAG size of output: 187 [2020-10-22 02:04:47,686 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 2, 1] term [2020-10-22 02:04:47,686 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-22 02:04:47,688 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 1] term [2020-10-22 02:04:47,689 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-22 02:04:48,908 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 144 DAG size of output: 124 [2020-10-22 02:04:49,380 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2020-10-22 02:04:49,489 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-22 02:04:50,029 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-22 02:04:50,402 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-22 02:04:51,457 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 110 [2020-10-22 02:04:51,766 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-10-22 02:04:52,507 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 121 [2020-10-22 02:04:52,826 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-22 02:04:53,160 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-10-22 02:04:53,516 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-22 02:04:53,932 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-22 02:04:54,340 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2020-10-22 02:04:54,494 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-10-22 02:04:54,499 INFO L131 LiptonReduction]: Checked pairs total: 3486 [2020-10-22 02:04:54,499 INFO L133 LiptonReduction]: Total number of compositions: 78 [2020-10-22 02:04:54,516 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 21 transitions, 52 flow [2020-10-22 02:04:54,538 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 212 states. [2020-10-22 02:04:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states. [2020-10-22 02:04:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-22 02:04:54,547 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:04:54,548 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-22 02:04:54,549 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:04:54,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:04:54,555 INFO L82 PathProgramCache]: Analyzing trace with hash 370973520, now seen corresponding path program 1 times [2020-10-22 02:04:54,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:04:54,583 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160854507] [2020-10-22 02:04:54,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:04:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:04:54,858 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 02:04:54,859 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160854507] [2020-10-22 02:04:54,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:04:54,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-22 02:04:54,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [254471901] [2020-10-22 02:04:54,862 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:04:54,865 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:04:54,877 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2020-10-22 02:04:54,878 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:04:54,882 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:04:54,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:04:54,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:04:54,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:04:54,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:04:54,901 INFO L87 Difference]: Start difference. First operand 212 states. Second operand 3 states. [2020-10-22 02:04:54,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:04:54,990 INFO L93 Difference]: Finished difference Result 187 states and 450 transitions. [2020-10-22 02:04:54,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:04:54,993 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-10-22 02:04:54,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:04:55,006 INFO L225 Difference]: With dead ends: 187 [2020-10-22 02:04:55,006 INFO L226 Difference]: Without dead ends: 152 [2020-10-22 02:04:55,008 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 02:04:55,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-10-22 02:04:55,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2020-10-22 02:04:55,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-22 02:04:55,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 357 transitions. [2020-10-22 02:04:55,064 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 357 transitions. Word has length 6 [2020-10-22 02:04:55,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:04:55,064 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 357 transitions. [2020-10-22 02:04:55,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:04:55,065 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 357 transitions. [2020-10-22 02:04:55,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-22 02:04:55,066 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:04:55,066 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:04:55,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-22 02:04:55,066 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:04:55,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:04:55,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1384704393, now seen corresponding path program 1 times [2020-10-22 02:04:55,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:04:55,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634365806] [2020-10-22 02:04:55,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:04:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:04:55,176 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 02:04:55,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634365806] [2020-10-22 02:04:55,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:04:55,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-22 02:04:55,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1479220127] [2020-10-22 02:04:55,178 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:04:55,179 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:04:55,181 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-10-22 02:04:55,181 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:04:55,182 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:04:55,183 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:04:55,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:04:55,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:04:55,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:04:55,184 INFO L87 Difference]: Start difference. First operand 152 states and 357 transitions. Second operand 3 states. [2020-10-22 02:04:55,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:04:55,234 INFO L93 Difference]: Finished difference Result 147 states and 343 transitions. [2020-10-22 02:04:55,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:04:55,235 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-22 02:04:55,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:04:55,237 INFO L225 Difference]: With dead ends: 147 [2020-10-22 02:04:55,237 INFO L226 Difference]: Without dead ends: 147 [2020-10-22 02:04:55,238 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 02:04:55,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-22 02:04:55,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2020-10-22 02:04:55,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-10-22 02:04:55,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 343 transitions. [2020-10-22 02:04:55,251 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 343 transitions. Word has length 7 [2020-10-22 02:04:55,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:04:55,252 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 343 transitions. [2020-10-22 02:04:55,252 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:04:55,252 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 343 transitions. [2020-10-22 02:04:55,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-22 02:04:55,253 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:04:55,253 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:04:55,253 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-22 02:04:55,253 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:04:55,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:04:55,254 INFO L82 PathProgramCache]: Analyzing trace with hash 23837296, now seen corresponding path program 1 times [2020-10-22 02:04:55,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:04:55,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462306247] [2020-10-22 02:04:55,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:04:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:04:55,314 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 02:04:55,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462306247] [2020-10-22 02:04:55,315 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:04:55,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-22 02:04:55,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1814707962] [2020-10-22 02:04:55,315 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:04:55,316 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:04:55,318 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 12 transitions. [2020-10-22 02:04:55,318 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:04:55,370 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:04:55,370 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:04:55,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:04:55,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:04:55,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:04:55,372 INFO L87 Difference]: Start difference. First operand 147 states and 343 transitions. Second operand 3 states. [2020-10-22 02:04:55,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:04:55,385 INFO L93 Difference]: Finished difference Result 137 states and 315 transitions. [2020-10-22 02:04:55,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:04:55,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-22 02:04:55,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:04:55,388 INFO L225 Difference]: With dead ends: 137 [2020-10-22 02:04:55,388 INFO L226 Difference]: Without dead ends: 137 [2020-10-22 02:04:55,388 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:04:55,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-10-22 02:04:55,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2020-10-22 02:04:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-10-22 02:04:55,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 315 transitions. [2020-10-22 02:04:55,398 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 315 transitions. Word has length 8 [2020-10-22 02:04:55,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:04:55,398 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 315 transitions. [2020-10-22 02:04:55,398 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:04:55,398 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 315 transitions. [2020-10-22 02:04:55,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-22 02:04:55,399 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:04:55,399 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:04:55,400 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-22 02:04:55,400 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:04:55,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:04:55,400 INFO L82 PathProgramCache]: Analyzing trace with hash 1432776975, now seen corresponding path program 1 times [2020-10-22 02:04:55,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:04:55,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604632758] [2020-10-22 02:04:55,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:04:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:04:55,479 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 02:04:55,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604632758] [2020-10-22 02:04:55,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:04:55,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-22 02:04:55,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [199307824] [2020-10-22 02:04:55,480 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:04:55,482 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:04:55,486 INFO L252 McrAutomatonBuilder]: Finished intersection with 13 states and 14 transitions. [2020-10-22 02:04:55,486 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:04:55,537 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:04:55,538 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:04:55,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:04:55,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:04:55,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:04:55,539 INFO L87 Difference]: Start difference. First operand 137 states and 315 transitions. Second operand 3 states. [2020-10-22 02:04:55,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:04:55,551 INFO L93 Difference]: Finished difference Result 132 states and 301 transitions. [2020-10-22 02:04:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:04:55,552 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-22 02:04:55,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:04:55,554 INFO L225 Difference]: With dead ends: 132 [2020-10-22 02:04:55,554 INFO L226 Difference]: Without dead ends: 132 [2020-10-22 02:04:55,554 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:04:55,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-10-22 02:04:55,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2020-10-22 02:04:55,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-10-22 02:04:55,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 301 transitions. [2020-10-22 02:04:55,563 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 301 transitions. Word has length 10 [2020-10-22 02:04:55,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:04:55,563 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 301 transitions. [2020-10-22 02:04:55,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:04:55,563 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 301 transitions. [2020-10-22 02:04:55,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-22 02:04:55,565 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:04:55,565 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:04:55,565 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-22 02:04:55,565 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:04:55,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:04:55,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1466412451, now seen corresponding path program 1 times [2020-10-22 02:04:55,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:04:55,567 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129295269] [2020-10-22 02:04:55,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:04:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:04:56,063 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 27 [2020-10-22 02:04:56,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:04:56,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129295269] [2020-10-22 02:04:56,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:04:56,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-22 02:04:56,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1102148462] [2020-10-22 02:04:56,069 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:04:56,072 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:04:56,076 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 15 transitions. [2020-10-22 02:04:56,077 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:04:56,113 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-22 02:04:56,113 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:04:56,114 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 1] term [2020-10-22 02:04:56,114 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:04:56,117 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:04:56,118 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:04:56,146 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:04:56,165 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:04:56,169 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:04:56,176 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:04:56,291 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [2276#(and (or (= ~y$w_buff1~0 0) (= (mod ~y$w_buff1_used~0 256) 0)) (= ~y$w_buff0~0 0) (= ~y~0 0))] [2020-10-22 02:04:56,291 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-22 02:04:56,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:04:56,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-22 02:04:56,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-22 02:04:56,292 INFO L87 Difference]: Start difference. First operand 132 states and 301 transitions. Second operand 8 states. [2020-10-22 02:04:56,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:04:56,456 INFO L93 Difference]: Finished difference Result 135 states and 307 transitions. [2020-10-22 02:04:56,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-22 02:04:56,457 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 11 [2020-10-22 02:04:56,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:04:56,460 INFO L225 Difference]: With dead ends: 135 [2020-10-22 02:04:56,460 INFO L226 Difference]: Without dead ends: 135 [2020-10-22 02:04:56,461 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-22 02:04:56,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-22 02:04:56,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2020-10-22 02:04:56,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-10-22 02:04:56,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 307 transitions. [2020-10-22 02:04:56,474 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 307 transitions. Word has length 11 [2020-10-22 02:04:56,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:04:56,474 INFO L481 AbstractCegarLoop]: Abstraction has 135 states and 307 transitions. [2020-10-22 02:04:56,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-22 02:04:56,474 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 307 transitions. [2020-10-22 02:04:56,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-22 02:04:56,476 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:04:56,476 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:04:56,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-22 02:04:56,476 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:04:56,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:04:56,477 INFO L82 PathProgramCache]: Analyzing trace with hash 539614441, now seen corresponding path program 2 times [2020-10-22 02:04:56,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:04:56,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438925598] [2020-10-22 02:04:56,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:04:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:04:56,802 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 02:04:56,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438925598] [2020-10-22 02:04:56,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:04:56,803 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-22 02:04:56,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1706370415] [2020-10-22 02:04:56,804 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:04:56,807 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:04:56,813 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 15 transitions. [2020-10-22 02:04:56,813 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:04:56,873 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:04:56,874 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-22 02:04:56,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:04:56,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-22 02:04:56,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-22 02:04:56,875 INFO L87 Difference]: Start difference. First operand 135 states and 307 transitions. Second operand 6 states. [2020-10-22 02:04:57,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:04:57,083 INFO L93 Difference]: Finished difference Result 132 states and 299 transitions. [2020-10-22 02:04:57,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 02:04:57,086 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2020-10-22 02:04:57,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:04:57,087 INFO L225 Difference]: With dead ends: 132 [2020-10-22 02:04:57,088 INFO L226 Difference]: Without dead ends: 132 [2020-10-22 02:04:57,088 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-10-22 02:04:57,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-10-22 02:04:57,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 129. [2020-10-22 02:04:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-22 02:04:57,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 293 transitions. [2020-10-22 02:04:57,095 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 293 transitions. Word has length 11 [2020-10-22 02:04:57,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:04:57,095 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 293 transitions. [2020-10-22 02:04:57,095 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-22 02:04:57,095 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 293 transitions. [2020-10-22 02:04:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-22 02:04:57,097 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:04:57,097 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:04:57,097 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-22 02:04:57,097 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:04:57,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:04:57,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1458305263, now seen corresponding path program 1 times [2020-10-22 02:04:57,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:04:57,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812381352] [2020-10-22 02:04:57,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:04:57,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:04:57,204 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 02:04:57,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812381352] [2020-10-22 02:04:57,205 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:04:57,205 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-22 02:04:57,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [678200157] [2020-10-22 02:04:57,205 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:04:57,208 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:04:57,214 INFO L252 McrAutomatonBuilder]: Finished intersection with 20 states and 27 transitions. [2020-10-22 02:04:57,214 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:04:57,246 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:04:57,318 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [3086#(not (= 2 ~__unbuffered_cnt~0))] [2020-10-22 02:04:57,318 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-22 02:04:57,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:04:57,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-22 02:04:57,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-22 02:04:57,319 INFO L87 Difference]: Start difference. First operand 129 states and 293 transitions. Second operand 5 states. [2020-10-22 02:04:57,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:04:57,384 INFO L93 Difference]: Finished difference Result 85 states and 173 transitions. [2020-10-22 02:04:57,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-22 02:04:57,385 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2020-10-22 02:04:57,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:04:57,385 INFO L225 Difference]: With dead ends: 85 [2020-10-22 02:04:57,385 INFO L226 Difference]: Without dead ends: 50 [2020-10-22 02:04:57,386 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-22 02:04:57,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-10-22 02:04:57,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2020-10-22 02:04:57,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2020-10-22 02:04:57,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 81 transitions. [2020-10-22 02:04:57,389 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 81 transitions. Word has length 12 [2020-10-22 02:04:57,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:04:57,390 INFO L481 AbstractCegarLoop]: Abstraction has 50 states and 81 transitions. [2020-10-22 02:04:57,390 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-22 02:04:57,390 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2020-10-22 02:04:57,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-22 02:04:57,391 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:04:57,392 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:04:57,392 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-22 02:04:57,393 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:04:57,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:04:57,393 INFO L82 PathProgramCache]: Analyzing trace with hash -365508440, now seen corresponding path program 1 times [2020-10-22 02:04:57,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:04:57,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592928230] [2020-10-22 02:04:57,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:04:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:04:57,835 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 29 [2020-10-22 02:04:58,007 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2020-10-22 02:04:58,168 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 02:04:58,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592928230] [2020-10-22 02:04:58,169 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:04:58,169 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-22 02:04:58,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1714828489] [2020-10-22 02:04:58,169 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:04:58,174 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:04:58,191 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 37 transitions. [2020-10-22 02:04:58,192 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:04:58,277 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:04:58,278 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-22 02:04:58,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:04:58,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-22 02:04:58,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-22 02:04:58,279 INFO L87 Difference]: Start difference. First operand 50 states and 81 transitions. Second operand 10 states. [2020-10-22 02:04:58,815 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2020-10-22 02:04:58,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:04:58,911 INFO L93 Difference]: Finished difference Result 72 states and 114 transitions. [2020-10-22 02:04:58,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-22 02:04:58,912 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 17 [2020-10-22 02:04:58,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:04:58,912 INFO L225 Difference]: With dead ends: 72 [2020-10-22 02:04:58,913 INFO L226 Difference]: Without dead ends: 34 [2020-10-22 02:04:58,913 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2020-10-22 02:04:58,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-22 02:04:58,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2020-10-22 02:04:58,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-10-22 02:04:58,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 49 transitions. [2020-10-22 02:04:58,916 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 49 transitions. Word has length 17 [2020-10-22 02:04:58,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:04:58,916 INFO L481 AbstractCegarLoop]: Abstraction has 34 states and 49 transitions. [2020-10-22 02:04:58,916 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-22 02:04:58,916 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2020-10-22 02:04:58,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-22 02:04:58,917 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:04:58,917 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:04:58,917 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-22 02:04:58,918 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:04:58,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:04:58,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1578071896, now seen corresponding path program 2 times [2020-10-22 02:04:58,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:04:58,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397645908] [2020-10-22 02:04:58,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:04:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:04:59,025 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 02:04:59,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397645908] [2020-10-22 02:04:59,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:04:59,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-22 02:04:59,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1952373838] [2020-10-22 02:04:59,027 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:04:59,031 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:04:59,041 INFO L252 McrAutomatonBuilder]: Finished intersection with 21 states and 23 transitions. [2020-10-22 02:04:59,042 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:04:59,176 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 6 [2020-10-22 02:04:59,191 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:04:59,191 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 02:04:59,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:04:59,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 02:04:59,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:04:59,192 INFO L87 Difference]: Start difference. First operand 34 states and 49 transitions. Second operand 4 states. [2020-10-22 02:04:59,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:04:59,243 INFO L93 Difference]: Finished difference Result 33 states and 48 transitions. [2020-10-22 02:04:59,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 02:04:59,244 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2020-10-22 02:04:59,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:04:59,245 INFO L225 Difference]: With dead ends: 33 [2020-10-22 02:04:59,245 INFO L226 Difference]: Without dead ends: 0 [2020-10-22 02:04:59,245 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:04:59,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-22 02:04:59,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-22 02:04:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-22 02:04:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-22 02:04:59,246 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2020-10-22 02:04:59,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:04:59,246 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-22 02:04:59,246 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 02:04:59,247 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-22 02:04:59,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-22 02:04:59,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-22 02:04:59,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 02:04:59 BasicIcfg [2020-10-22 02:04:59,254 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-22 02:04:59,257 INFO L168 Benchmark]: Toolchain (without parser) took 17660.58 ms. Allocated memory was 138.4 MB in the beginning and 470.3 MB in the end (delta: 331.9 MB). Free memory was 99.1 MB in the beginning and 406.8 MB in the end (delta: -307.7 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2020-10-22 02:04:59,258 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-10-22 02:04:59,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 846.25 ms. Allocated memory was 138.4 MB in the beginning and 200.8 MB in the end (delta: 62.4 MB). Free memory was 98.3 MB in the beginning and 149.3 MB in the end (delta: -51.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. [2020-10-22 02:04:59,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.05 ms. Allocated memory is still 200.8 MB. Free memory was 149.3 MB in the beginning and 145.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-22 02:04:59,262 INFO L168 Benchmark]: Boogie Preprocessor took 49.53 ms. Allocated memory is still 200.8 MB. Free memory was 145.0 MB in the beginning and 142.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-22 02:04:59,263 INFO L168 Benchmark]: RCFGBuilder took 3266.64 ms. Allocated memory was 200.8 MB in the beginning and 252.2 MB in the end (delta: 51.4 MB). Free memory was 142.3 MB in the beginning and 116.7 MB in the end (delta: 25.6 MB). Peak memory consumption was 111.5 MB. Max. memory is 7.1 GB. [2020-10-22 02:04:59,267 INFO L168 Benchmark]: TraceAbstraction took 13393.95 ms. Allocated memory was 252.2 MB in the beginning and 470.3 MB in the end (delta: 218.1 MB). Free memory was 116.7 MB in the beginning and 406.8 MB in the end (delta: -290.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-22 02:04:59,271 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 846.25 ms. Allocated memory was 138.4 MB in the beginning and 200.8 MB in the end (delta: 62.4 MB). Free memory was 98.3 MB in the beginning and 149.3 MB in the end (delta: -51.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 88.05 ms. Allocated memory is still 200.8 MB. Free memory was 149.3 MB in the beginning and 145.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.53 ms. Allocated memory is still 200.8 MB. Free memory was 145.0 MB in the beginning and 142.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3266.64 ms. Allocated memory was 200.8 MB in the beginning and 252.2 MB in the end (delta: 51.4 MB). Free memory was 142.3 MB in the beginning and 116.7 MB in the end (delta: 25.6 MB). Peak memory consumption was 111.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13393.95 ms. Allocated memory was 252.2 MB in the beginning and 470.3 MB in the end (delta: 218.1 MB). Free memory was 116.7 MB in the beginning and 406.8 MB in the end (delta: -290.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 607 VarBasedMoverChecksPositive, 43 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 39 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 8.4s, 91 PlacesBefore, 28 PlacesAfterwards, 87 TransitionsBefore, 21 TransitionsAfterwards, 1182 CoEnabledTransitionPairs, 6 FixpointIterations, 33 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 3 ChoiceCompositions, 78 TotalNumberOfCompositions, 3486 MoverChecksTotal - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 85 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.2s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 8.5s, HoareTripleCheckerStatistics: 142 SDtfs, 116 SDslu, 185 SDs, 0 SdLazy, 223 SolverSat, 58 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred 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: 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 10848 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...