/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe005_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 22:25:27,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 22:25:27,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 22:25:27,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 22:25:27,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 22:25:27,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 22:25:27,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 22:25:27,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 22:25:27,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 22:25:27,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 22:25:27,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 22:25:27,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 22:25:27,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 22:25:27,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 22:25:27,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 22:25:27,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 22:25:27,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 22:25:27,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 22:25:27,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 22:25:27,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 22:25:27,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 22:25:27,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 22:25:27,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 22:25:27,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 22:25:27,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 22:25:27,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 22:25:27,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 22:25:27,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 22:25:27,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 22:25:27,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 22:25:27,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 22:25:27,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 22:25:27,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 22:25:27,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 22:25:27,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 22:25:27,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 22:25:27,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf [2019-12-18 22:25:27,339 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 22:25:27,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 22:25:27,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 22:25:27,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 22:25:27,341 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 22:25:27,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 22:25:27,342 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 22:25:27,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 22:25:27,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 22:25:27,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 22:25:27,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 22:25:27,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 22:25:27,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 22:25:27,343 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 22:25:27,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 22:25:27,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 22:25:27,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 22:25:27,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 22:25:27,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 22:25:27,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 22:25:27,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 22:25:27,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 22:25:27,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 22:25:27,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 22:25:27,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 22:25:27,345 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 22:25:27,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 22:25:27,346 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-18 22:25:27,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 22:25:27,347 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 22:25:27,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 22:25:27,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 22:25:27,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 22:25:27,656 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 22:25:27,658 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 22:25:27,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_rmo.oepc.i [2019-12-18 22:25:27,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928e7c118/6b88c5eed5a84d57af2e300b0221acaa/FLAG5d36d81f7 [2019-12-18 22:25:28,309 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 22:25:28,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_rmo.oepc.i [2019-12-18 22:25:28,334 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928e7c118/6b88c5eed5a84d57af2e300b0221acaa/FLAG5d36d81f7 [2019-12-18 22:25:28,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928e7c118/6b88c5eed5a84d57af2e300b0221acaa [2019-12-18 22:25:28,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 22:25:28,596 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 22:25:28,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 22:25:28,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 22:25:28,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 22:25:28,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 10:25:28" (1/1) ... [2019-12-18 22:25:28,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745d7f31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:28, skipping insertion in model container [2019-12-18 22:25:28,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 10:25:28" (1/1) ... [2019-12-18 22:25:28,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 22:25:28,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 22:25:29,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 22:25:29,245 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 22:25:29,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 22:25:29,419 INFO L208 MainTranslator]: Completed translation [2019-12-18 22:25:29,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29 WrapperNode [2019-12-18 22:25:29,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 22:25:29,420 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 22:25:29,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 22:25:29,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 22:25:29,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (1/1) ... [2019-12-18 22:25:29,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (1/1) ... [2019-12-18 22:25:29,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 22:25:29,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 22:25:29,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 22:25:29,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 22:25:29,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (1/1) ... [2019-12-18 22:25:29,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (1/1) ... [2019-12-18 22:25:29,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (1/1) ... [2019-12-18 22:25:29,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (1/1) ... [2019-12-18 22:25:29,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (1/1) ... [2019-12-18 22:25:29,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (1/1) ... [2019-12-18 22:25:29,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (1/1) ... [2019-12-18 22:25:29,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 22:25:29,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 22:25:29,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 22:25:29,530 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 22:25:29,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 22:25:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 22:25:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 22:25:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 22:25:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 22:25:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 22:25:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 22:25:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 22:25:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 22:25:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 22:25:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 22:25:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 22:25:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 22:25:29,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 22:25:29,618 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 22:25:30,363 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 22:25:30,363 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 22:25:30,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 10:25:30 BoogieIcfgContainer [2019-12-18 22:25:30,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 22:25:30,366 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 22:25:30,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 22:25:30,370 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 22:25:30,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 10:25:28" (1/3) ... [2019-12-18 22:25:30,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f78f83b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 10:25:30, skipping insertion in model container [2019-12-18 22:25:30,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:25:29" (2/3) ... [2019-12-18 22:25:30,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f78f83b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 10:25:30, skipping insertion in model container [2019-12-18 22:25:30,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 10:25:30" (3/3) ... [2019-12-18 22:25:30,376 INFO L109 eAbstractionObserver]: Analyzing ICFG safe005_rmo.oepc.i [2019-12-18 22:25:30,386 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 22:25:30,387 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 22:25:30,398 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 22:25:30,400 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 22:25:30,443 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,443 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,443 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,444 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,444 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,444 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,444 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,445 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,445 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,446 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,446 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,446 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,446 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,447 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,447 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,447 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,447 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,448 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,448 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,448 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,448 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,449 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,449 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,449 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,449 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,450 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,450 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,450 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,451 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,451 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,451 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,451 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,452 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,452 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,452 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,453 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,453 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,453 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,453 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,454 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,454 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,454 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,454 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,455 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,455 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,455 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,455 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,456 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,456 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,456 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,456 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,457 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,457 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,457 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,457 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,458 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,458 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,458 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,458 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,459 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,459 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,459 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,459 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,460 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,460 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,460 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,460 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,461 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,461 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,461 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,461 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,462 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,462 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,462 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,462 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,463 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,463 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,463 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,463 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,463 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,464 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,464 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,464 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,465 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,465 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,465 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,465 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,466 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,466 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,466 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,466 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,466 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,467 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,482 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,484 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,484 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,484 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,484 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,484 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,485 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,485 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,485 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,486 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,486 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,486 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,486 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,486 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,487 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,487 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,487 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,488 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,488 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,488 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,488 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,488 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,489 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,489 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,489 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,489 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,489 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,490 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,490 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,490 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,490 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,490 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,491 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,491 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,491 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,491 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,492 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,492 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,492 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,492 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,492 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,493 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,493 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,493 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,493 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,493 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,494 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,494 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,494 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,494 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,494 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,494 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,495 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,495 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,495 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,495 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,496 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,496 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,496 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,496 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,496 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,497 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,497 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,497 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,497 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,501 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,501 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,501 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,501 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,502 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,502 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,502 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,502 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,502 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,503 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,503 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,503 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,506 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,506 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,506 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,506 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,507 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,507 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,507 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,507 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,508 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,508 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,510 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,510 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,510 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,511 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,511 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,511 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,511 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,511 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,512 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,512 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,512 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,512 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,512 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,513 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,513 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,513 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,513 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,513 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,513 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,514 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,514 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,514 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,514 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,514 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,515 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,515 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,515 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:25:30,530 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 22:25:30,546 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 22:25:30,547 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 22:25:30,547 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 22:25:30,547 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 22:25:30,547 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 22:25:30,547 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 22:25:30,547 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 22:25:30,547 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 22:25:30,563 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-18 22:25:30,566 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 22:25:30,651 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 22:25:30,651 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 22:25:30,673 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 22:25:30,702 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 22:25:30,776 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 22:25:30,776 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 22:25:30,788 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 22:25:30,809 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-18 22:25:30,810 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-18 22:25:31,002 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2019-12-18 22:25:34,555 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-18 22:25:34,700 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-18 22:25:34,778 INFO L206 etLargeBlockEncoding]: Checked pairs total: 69182 [2019-12-18 22:25:34,778 INFO L214 etLargeBlockEncoding]: Total number of compositions: 111 [2019-12-18 22:25:34,781 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 84 places, 92 transitions [2019-12-18 22:25:48,272 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 92280 states. [2019-12-18 22:25:48,275 INFO L276 IsEmpty]: Start isEmpty. Operand 92280 states. [2019-12-18 22:25:48,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-18 22:25:48,282 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:25:48,283 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-18 22:25:48,283 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:25:48,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:25:48,288 INFO L82 PathProgramCache]: Analyzing trace with hash 794638691, now seen corresponding path program 1 times [2019-12-18 22:25:48,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:25:48,295 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085097357] [2019-12-18 22:25:48,295 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:25:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:25:48,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:25:48,533 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085097357] [2019-12-18 22:25:48,534 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:25:48,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 22:25:48,535 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116768778] [2019-12-18 22:25:48,538 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:25:48,539 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:25:48,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:25:48,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:25:48,551 INFO L87 Difference]: Start difference. First operand 92280 states. Second operand 3 states. [2019-12-18 22:25:49,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:25:49,570 INFO L93 Difference]: Finished difference Result 90395 states and 387830 transitions. [2019-12-18 22:25:49,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:25:49,572 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-18 22:25:49,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:25:52,504 INFO L225 Difference]: With dead ends: 90395 [2019-12-18 22:25:52,504 INFO L226 Difference]: Without dead ends: 85117 [2019-12-18 22:25:52,505 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:25:55,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85117 states. [2019-12-18 22:25:57,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85117 to 85117. [2019-12-18 22:25:57,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85117 states. [2019-12-18 22:25:58,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85117 states to 85117 states and 364674 transitions. [2019-12-18 22:25:58,339 INFO L78 Accepts]: Start accepts. Automaton has 85117 states and 364674 transitions. Word has length 5 [2019-12-18 22:25:58,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:25:58,340 INFO L462 AbstractCegarLoop]: Abstraction has 85117 states and 364674 transitions. [2019-12-18 22:25:58,340 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 22:25:58,340 INFO L276 IsEmpty]: Start isEmpty. Operand 85117 states and 364674 transitions. [2019-12-18 22:25:58,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 22:25:58,348 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:25:58,348 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:25:58,349 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:25:58,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:25:58,349 INFO L82 PathProgramCache]: Analyzing trace with hash 2064286334, now seen corresponding path program 1 times [2019-12-18 22:25:58,349 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:25:58,350 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886051135] [2019-12-18 22:25:58,350 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:25:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:25:58,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:25:58,494 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886051135] [2019-12-18 22:25:58,494 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:25:58,495 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:25:58,495 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899462736] [2019-12-18 22:25:58,497 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:25:58,497 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:25:58,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:25:58,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:25:58,498 INFO L87 Difference]: Start difference. First operand 85117 states and 364674 transitions. Second operand 4 states. [2019-12-18 22:26:02,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:26:02,781 INFO L93 Difference]: Finished difference Result 130038 states and 533020 transitions. [2019-12-18 22:26:02,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:26:02,781 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 22:26:02,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:26:03,383 INFO L225 Difference]: With dead ends: 130038 [2019-12-18 22:26:03,383 INFO L226 Difference]: Without dead ends: 129940 [2019-12-18 22:26:03,384 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:26:07,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129940 states. [2019-12-18 22:26:09,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129940 to 116665. [2019-12-18 22:26:09,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116665 states. [2019-12-18 22:26:09,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116665 states to 116665 states and 485676 transitions. [2019-12-18 22:26:09,987 INFO L78 Accepts]: Start accepts. Automaton has 116665 states and 485676 transitions. Word has length 13 [2019-12-18 22:26:09,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:26:09,988 INFO L462 AbstractCegarLoop]: Abstraction has 116665 states and 485676 transitions. [2019-12-18 22:26:09,988 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:26:09,988 INFO L276 IsEmpty]: Start isEmpty. Operand 116665 states and 485676 transitions. [2019-12-18 22:26:09,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 22:26:09,991 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:26:09,991 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:26:09,991 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:26:09,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:26:09,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1769810709, now seen corresponding path program 1 times [2019-12-18 22:26:09,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:26:09,992 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046431695] [2019-12-18 22:26:09,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:26:10,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:26:10,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:26:10,118 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046431695] [2019-12-18 22:26:10,118 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:26:10,118 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:26:10,118 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088643856] [2019-12-18 22:26:10,119 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:26:10,119 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:26:10,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:26:10,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:26:10,120 INFO L87 Difference]: Start difference. First operand 116665 states and 485676 transitions. Second operand 4 states. [2019-12-18 22:26:14,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:26:14,706 INFO L93 Difference]: Finished difference Result 161841 states and 657746 transitions. [2019-12-18 22:26:14,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:26:14,706 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 22:26:14,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:26:15,239 INFO L225 Difference]: With dead ends: 161841 [2019-12-18 22:26:15,240 INFO L226 Difference]: Without dead ends: 161729 [2019-12-18 22:26:15,240 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:26:19,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161729 states. [2019-12-18 22:26:22,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161729 to 135524. [2019-12-18 22:26:22,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135524 states. [2019-12-18 22:26:22,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135524 states to 135524 states and 561455 transitions. [2019-12-18 22:26:22,920 INFO L78 Accepts]: Start accepts. Automaton has 135524 states and 561455 transitions. Word has length 13 [2019-12-18 22:26:22,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:26:22,920 INFO L462 AbstractCegarLoop]: Abstraction has 135524 states and 561455 transitions. [2019-12-18 22:26:22,920 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:26:22,920 INFO L276 IsEmpty]: Start isEmpty. Operand 135524 states and 561455 transitions. [2019-12-18 22:26:22,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 22:26:22,923 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:26:22,924 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:26:22,924 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:26:22,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:26:22,924 INFO L82 PathProgramCache]: Analyzing trace with hash 37773354, now seen corresponding path program 1 times [2019-12-18 22:26:22,924 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:26:22,925 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677939431] [2019-12-18 22:26:22,925 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:26:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:26:22,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:26:22,969 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677939431] [2019-12-18 22:26:22,970 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:26:22,970 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 22:26:22,970 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924225616] [2019-12-18 22:26:22,971 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:26:22,971 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:26:22,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:26:22,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:26:22,971 INFO L87 Difference]: Start difference. First operand 135524 states and 561455 transitions. Second operand 3 states. [2019-12-18 22:26:28,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:26:28,801 INFO L93 Difference]: Finished difference Result 181948 states and 742402 transitions. [2019-12-18 22:26:28,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:26:28,801 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-18 22:26:28,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:26:29,374 INFO L225 Difference]: With dead ends: 181948 [2019-12-18 22:26:29,374 INFO L226 Difference]: Without dead ends: 181948 [2019-12-18 22:26:29,375 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:26:33,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181948 states. [2019-12-18 22:26:39,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181948 to 149024. [2019-12-18 22:26:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149024 states. [2019-12-18 22:26:40,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149024 states to 149024 states and 615188 transitions. [2019-12-18 22:26:40,167 INFO L78 Accepts]: Start accepts. Automaton has 149024 states and 615188 transitions. Word has length 14 [2019-12-18 22:26:40,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:26:40,167 INFO L462 AbstractCegarLoop]: Abstraction has 149024 states and 615188 transitions. [2019-12-18 22:26:40,167 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 22:26:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 149024 states and 615188 transitions. [2019-12-18 22:26:40,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 22:26:40,170 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:26:40,171 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:26:40,171 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:26:40,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:26:40,171 INFO L82 PathProgramCache]: Analyzing trace with hash 37638690, now seen corresponding path program 1 times [2019-12-18 22:26:40,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:26:40,172 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990615548] [2019-12-18 22:26:40,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:26:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:26:40,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:26:40,226 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990615548] [2019-12-18 22:26:40,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:26:40,226 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:26:40,227 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040938857] [2019-12-18 22:26:40,228 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:26:40,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:26:40,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:26:40,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:26:40,228 INFO L87 Difference]: Start difference. First operand 149024 states and 615188 transitions. Second operand 4 states. [2019-12-18 22:26:42,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:26:42,307 INFO L93 Difference]: Finished difference Result 176806 states and 719392 transitions. [2019-12-18 22:26:42,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:26:42,307 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 22:26:42,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:26:42,830 INFO L225 Difference]: With dead ends: 176806 [2019-12-18 22:26:42,830 INFO L226 Difference]: Without dead ends: 176726 [2019-12-18 22:26:42,831 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:26:53,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176726 states. [2019-12-18 22:26:55,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176726 to 154481. [2019-12-18 22:26:55,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154481 states. [2019-12-18 22:26:56,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154481 states to 154481 states and 636822 transitions. [2019-12-18 22:26:56,844 INFO L78 Accepts]: Start accepts. Automaton has 154481 states and 636822 transitions. Word has length 14 [2019-12-18 22:26:56,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:26:56,844 INFO L462 AbstractCegarLoop]: Abstraction has 154481 states and 636822 transitions. [2019-12-18 22:26:56,844 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:26:56,844 INFO L276 IsEmpty]: Start isEmpty. Operand 154481 states and 636822 transitions. [2019-12-18 22:26:56,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 22:26:56,847 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:26:56,848 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:26:56,848 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:26:56,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:26:56,848 INFO L82 PathProgramCache]: Analyzing trace with hash 197780815, now seen corresponding path program 1 times [2019-12-18 22:26:56,848 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:26:56,848 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116849434] [2019-12-18 22:26:56,848 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:26:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:26:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:26:56,900 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116849434] [2019-12-18 22:26:56,901 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:26:56,901 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:26:56,901 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473384646] [2019-12-18 22:26:56,902 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:26:56,902 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:26:56,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:26:56,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:26:56,902 INFO L87 Difference]: Start difference. First operand 154481 states and 636822 transitions. Second operand 4 states. [2019-12-18 22:26:57,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:26:57,962 INFO L93 Difference]: Finished difference Result 181899 states and 742115 transitions. [2019-12-18 22:26:57,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:26:57,963 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 22:26:57,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:27:00,105 INFO L225 Difference]: With dead ends: 181899 [2019-12-18 22:27:00,105 INFO L226 Difference]: Without dead ends: 181811 [2019-12-18 22:27:00,106 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:27:10,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181811 states. [2019-12-18 22:27:13,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181811 to 156231. [2019-12-18 22:27:13,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156231 states. [2019-12-18 22:27:13,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156231 states to 156231 states and 644534 transitions. [2019-12-18 22:27:13,889 INFO L78 Accepts]: Start accepts. Automaton has 156231 states and 644534 transitions. Word has length 14 [2019-12-18 22:27:13,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:27:13,890 INFO L462 AbstractCegarLoop]: Abstraction has 156231 states and 644534 transitions. [2019-12-18 22:27:13,890 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:27:13,890 INFO L276 IsEmpty]: Start isEmpty. Operand 156231 states and 644534 transitions. [2019-12-18 22:27:13,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 22:27:13,907 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:27:13,907 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:27:13,907 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:27:13,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:27:13,908 INFO L82 PathProgramCache]: Analyzing trace with hash -538416332, now seen corresponding path program 1 times [2019-12-18 22:27:13,908 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:27:13,908 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269357548] [2019-12-18 22:27:13,908 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:27:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:27:13,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:27:13,949 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269357548] [2019-12-18 22:27:13,949 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:27:13,950 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 22:27:13,950 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998083240] [2019-12-18 22:27:13,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:27:13,951 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:27:13,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:27:13,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:27:13,951 INFO L87 Difference]: Start difference. First operand 156231 states and 644534 transitions. Second operand 3 states. [2019-12-18 22:27:15,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:27:15,815 INFO L93 Difference]: Finished difference Result 155313 states and 640741 transitions. [2019-12-18 22:27:15,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:27:15,816 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 22:27:15,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:27:16,262 INFO L225 Difference]: With dead ends: 155313 [2019-12-18 22:27:16,262 INFO L226 Difference]: Without dead ends: 155313 [2019-12-18 22:27:16,263 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:27:25,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155313 states. [2019-12-18 22:27:28,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155313 to 155313. [2019-12-18 22:27:28,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155313 states. [2019-12-18 22:27:28,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155313 states to 155313 states and 640741 transitions. [2019-12-18 22:27:28,570 INFO L78 Accepts]: Start accepts. Automaton has 155313 states and 640741 transitions. Word has length 18 [2019-12-18 22:27:28,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:27:28,571 INFO L462 AbstractCegarLoop]: Abstraction has 155313 states and 640741 transitions. [2019-12-18 22:27:28,571 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 22:27:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 155313 states and 640741 transitions. [2019-12-18 22:27:28,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 22:27:28,589 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:27:28,589 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:27:28,589 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:27:28,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:27:28,590 INFO L82 PathProgramCache]: Analyzing trace with hash -919407984, now seen corresponding path program 1 times [2019-12-18 22:27:28,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:27:28,590 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397562568] [2019-12-18 22:27:28,590 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:27:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:27:28,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:27:28,639 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397562568] [2019-12-18 22:27:28,639 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:27:28,640 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:27:28,640 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994181134] [2019-12-18 22:27:28,640 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:27:28,640 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:27:28,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:27:28,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:27:28,641 INFO L87 Difference]: Start difference. First operand 155313 states and 640741 transitions. Second operand 4 states. [2019-12-18 22:27:37,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:27:37,863 INFO L93 Difference]: Finished difference Result 286953 states and 1185326 transitions. [2019-12-18 22:27:37,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 22:27:37,864 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-18 22:27:37,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:27:38,426 INFO L225 Difference]: With dead ends: 286953 [2019-12-18 22:27:38,427 INFO L226 Difference]: Without dead ends: 164501 [2019-12-18 22:27:38,427 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:27:42,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164501 states. [2019-12-18 22:27:44,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164501 to 163553. [2019-12-18 22:27:44,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163553 states. [2019-12-18 22:27:45,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163553 states to 163553 states and 668264 transitions. [2019-12-18 22:27:45,458 INFO L78 Accepts]: Start accepts. Automaton has 163553 states and 668264 transitions. Word has length 19 [2019-12-18 22:27:45,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:27:45,459 INFO L462 AbstractCegarLoop]: Abstraction has 163553 states and 668264 transitions. [2019-12-18 22:27:45,459 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:27:45,459 INFO L276 IsEmpty]: Start isEmpty. Operand 163553 states and 668264 transitions. [2019-12-18 22:27:45,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 22:27:45,477 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:27:45,477 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:27:45,477 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:27:45,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:27:45,478 INFO L82 PathProgramCache]: Analyzing trace with hash -112975457, now seen corresponding path program 1 times [2019-12-18 22:27:45,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:27:45,478 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959889419] [2019-12-18 22:27:45,478 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:27:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:27:45,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:27:45,566 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959889419] [2019-12-18 22:27:45,566 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:27:45,566 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 22:27:45,566 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554111670] [2019-12-18 22:27:45,567 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 22:27:45,567 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:27:45,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 22:27:45,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:27:45,568 INFO L87 Difference]: Start difference. First operand 163553 states and 668264 transitions. Second operand 5 states. [2019-12-18 22:27:48,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:27:48,217 INFO L93 Difference]: Finished difference Result 228173 states and 910450 transitions. [2019-12-18 22:27:48,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 22:27:48,220 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 22:27:48,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:27:55,914 INFO L225 Difference]: With dead ends: 228173 [2019-12-18 22:27:55,915 INFO L226 Difference]: Without dead ends: 226018 [2019-12-18 22:27:55,915 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-18 22:28:00,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226018 states. [2019-12-18 22:28:03,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226018 to 166403. [2019-12-18 22:28:03,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166403 states. [2019-12-18 22:28:04,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166403 states to 166403 states and 679583 transitions. [2019-12-18 22:28:04,854 INFO L78 Accepts]: Start accepts. Automaton has 166403 states and 679583 transitions. Word has length 19 [2019-12-18 22:28:04,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:28:04,855 INFO L462 AbstractCegarLoop]: Abstraction has 166403 states and 679583 transitions. [2019-12-18 22:28:04,855 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 22:28:04,855 INFO L276 IsEmpty]: Start isEmpty. Operand 166403 states and 679583 transitions. [2019-12-18 22:28:04,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 22:28:04,882 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:28:04,883 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:28:04,883 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:28:04,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:28:04,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1911049368, now seen corresponding path program 1 times [2019-12-18 22:28:04,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:28:04,884 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600032444] [2019-12-18 22:28:04,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:28:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:28:04,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:28:04,927 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600032444] [2019-12-18 22:28:04,927 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:28:04,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 22:28:04,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052556081] [2019-12-18 22:28:04,928 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:28:04,928 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:28:04,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:28:04,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:28:04,929 INFO L87 Difference]: Start difference. First operand 166403 states and 679583 transitions. Second operand 4 states. [2019-12-18 22:28:08,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:28:08,560 INFO L93 Difference]: Finished difference Result 424528 states and 1767258 transitions. [2019-12-18 22:28:08,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:28:08,560 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 22:28:08,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:28:18,432 INFO L225 Difference]: With dead ends: 424528 [2019-12-18 22:28:18,432 INFO L226 Difference]: Without dead ends: 212683 [2019-12-18 22:28:18,432 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:28:22,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212683 states. [2019-12-18 22:28:25,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212683 to 124062. [2019-12-18 22:28:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124062 states. [2019-12-18 22:28:25,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124062 states to 124062 states and 506217 transitions. [2019-12-18 22:28:25,745 INFO L78 Accepts]: Start accepts. Automaton has 124062 states and 506217 transitions. Word has length 20 [2019-12-18 22:28:25,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:28:25,745 INFO L462 AbstractCegarLoop]: Abstraction has 124062 states and 506217 transitions. [2019-12-18 22:28:25,745 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:28:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 124062 states and 506217 transitions. [2019-12-18 22:28:25,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 22:28:25,764 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:28:25,764 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:28:25,765 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:28:25,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:28:25,765 INFO L82 PathProgramCache]: Analyzing trace with hash 2021248543, now seen corresponding path program 1 times [2019-12-18 22:28:25,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:28:25,765 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320794686] [2019-12-18 22:28:25,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:28:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:28:25,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:28:25,796 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320794686] [2019-12-18 22:28:25,796 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:28:25,796 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:28:25,796 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962246640] [2019-12-18 22:28:25,797 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:28:25,797 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:28:25,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:28:25,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:28:25,798 INFO L87 Difference]: Start difference. First operand 124062 states and 506217 transitions. Second operand 3 states. [2019-12-18 22:28:27,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:28:27,963 INFO L93 Difference]: Finished difference Result 203214 states and 838885 transitions. [2019-12-18 22:28:27,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:28:27,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-18 22:28:27,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:28:28,274 INFO L225 Difference]: With dead ends: 203214 [2019-12-18 22:28:28,275 INFO L226 Difference]: Without dead ends: 100216 [2019-12-18 22:28:28,275 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:28:36,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100216 states. [2019-12-18 22:28:38,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100216 to 100216. [2019-12-18 22:28:38,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100216 states. [2019-12-18 22:28:39,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100216 states to 100216 states and 410838 transitions. [2019-12-18 22:28:39,193 INFO L78 Accepts]: Start accepts. Automaton has 100216 states and 410838 transitions. Word has length 20 [2019-12-18 22:28:39,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:28:39,193 INFO L462 AbstractCegarLoop]: Abstraction has 100216 states and 410838 transitions. [2019-12-18 22:28:39,193 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 22:28:39,193 INFO L276 IsEmpty]: Start isEmpty. Operand 100216 states and 410838 transitions. [2019-12-18 22:28:39,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-18 22:28:39,210 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:28:39,210 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:28:39,211 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:28:39,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:28:39,211 INFO L82 PathProgramCache]: Analyzing trace with hash 2130083553, now seen corresponding path program 1 times [2019-12-18 22:28:39,211 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:28:39,211 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798733876] [2019-12-18 22:28:39,211 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:28:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:28:39,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:28:39,265 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798733876] [2019-12-18 22:28:39,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:28:39,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:28:39,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856872131] [2019-12-18 22:28:39,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:28:39,266 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:28:39,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:28:39,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:28:39,266 INFO L87 Difference]: Start difference. First operand 100216 states and 410838 transitions. Second operand 3 states. [2019-12-18 22:28:39,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:28:39,707 INFO L93 Difference]: Finished difference Result 95247 states and 384830 transitions. [2019-12-18 22:28:39,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:28:39,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-12-18 22:28:39,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:28:39,961 INFO L225 Difference]: With dead ends: 95247 [2019-12-18 22:28:39,961 INFO L226 Difference]: Without dead ends: 95247 [2019-12-18 22:28:39,962 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 Received shutdown request... [2019-12-18 22:28:43,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95247 states. [2019-12-18 22:28:43,389 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 22:28:43,392 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 22:28:43,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 10:28:43 BasicIcfg [2019-12-18 22:28:43,392 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 22:28:43,394 INFO L168 Benchmark]: Toolchain (without parser) took 194798.39 ms. Allocated memory was 146.3 MB in the beginning and 4.3 GB in the end (delta: 4.2 GB). Free memory was 100.9 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-12-18 22:28:43,395 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-12-18 22:28:43,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.91 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 100.5 MB in the beginning and 157.6 MB in the end (delta: -57.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-12-18 22:28:43,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.69 ms. Allocated memory is still 203.9 MB. Free memory was 157.6 MB in the beginning and 155.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-18 22:28:43,397 INFO L168 Benchmark]: Boogie Preprocessor took 37.94 ms. Allocated memory is still 203.9 MB. Free memory was 155.0 MB in the beginning and 153.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-12-18 22:28:43,398 INFO L168 Benchmark]: RCFGBuilder took 835.71 ms. Allocated memory is still 203.9 MB. Free memory was 153.0 MB in the beginning and 106.5 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 7.1 GB. [2019-12-18 22:28:43,399 INFO L168 Benchmark]: TraceAbstraction took 193025.85 ms. Allocated memory was 203.9 MB in the beginning and 4.3 GB in the end (delta: 4.1 GB). Free memory was 105.9 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-12-18 22:28:43,403 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 822.91 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 100.5 MB in the beginning and 157.6 MB in the end (delta: -57.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 70.69 ms. Allocated memory is still 203.9 MB. Free memory was 157.6 MB in the beginning and 155.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.94 ms. Allocated memory is still 203.9 MB. Free memory was 155.0 MB in the beginning and 153.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 835.71 ms. Allocated memory is still 203.9 MB. Free memory was 153.0 MB in the beginning and 106.5 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 193025.85 ms. Allocated memory was 203.9 MB in the beginning and 4.3 GB in the end (delta: 4.1 GB). Free memory was 105.9 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.2s, 163 ProgramPointsBefore, 84 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 35 ConcurrentYvCompositions, 27 ChoiceCompositions, 6606 VarBasedMoverChecksPositive, 211 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 69182 CheckedPairsTotal, 111 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 192.8s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 65.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1728 SDtfs, 1372 SDslu, 1915 SDs, 0 SdLazy, 1046 SolverSat, 60 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 10 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166403occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 108.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 269413 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 190 NumberOfCodeBlocks, 190 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 178 ConstructedInterpolants, 0 QuantifiedInterpolants, 7824 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown