/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe005_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 18:26:28,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 18:26:28,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 18:26:28,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 18:26:28,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 18:26:28,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 18:26:28,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 18:26:28,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 18:26:28,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 18:26:28,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 18:26:28,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 18:26:28,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 18:26:28,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 18:26:28,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 18:26:28,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 18:26:28,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 18:26:28,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 18:26:28,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 18:26:28,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 18:26:28,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 18:26:28,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 18:26:28,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 18:26:28,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 18:26:28,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 18:26:28,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-18 18:26:28,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-18 18:26:28,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-18 18:26:28,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-18 18:26:28,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-18 18:26:28,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-18 18:26:28,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 18:26:28,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 18:26:28,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 18:26:28,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 18:26:28,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 18:26:28,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 18:26:28,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 18:26:28,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 18:26:28,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 18:26:28,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 18:26:28,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 18:26:28,394 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2019-12-18 18:26:28,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 18:26:28,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 18:26:28,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 18:26:28,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 18:26:28,422 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 18:26:28,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 18:26:28,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 18:26:28,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 18:26:28,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 18:26:28,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 18:26:28,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 18:26:28,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 18:26:28,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 18:26:28,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 18:26:28,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 18:26:28,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 18:26:28,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 18:26:28,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 18:26:28,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 18:26:28,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 18:26:28,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 18:26:28,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 18:26:28,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 18:26:28,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 18:26:28,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 18:26:28,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 18:26:28,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 18:26:28,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 18:26:28,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 18:26:28,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 18:26:28,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 18:26:28,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 18:26:28,712 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 18:26:28,712 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 18:26:28,713 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_pso.oepc.i [2019-12-18 18:26:28,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ba0e5bf6/9dd960e04b3d4520ad2a46daf408ca6f/FLAG0b11c51b8 [2019-12-18 18:26:29,388 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 18:26:29,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_pso.oepc.i [2019-12-18 18:26:29,412 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ba0e5bf6/9dd960e04b3d4520ad2a46daf408ca6f/FLAG0b11c51b8 [2019-12-18 18:26:29,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ba0e5bf6/9dd960e04b3d4520ad2a46daf408ca6f [2019-12-18 18:26:29,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 18:26:29,670 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 18:26:29,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 18:26:29,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 18:26:29,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 18:26:29,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 06:26:29" (1/1) ... [2019-12-18 18:26:29,678 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 06:26:29, skipping insertion in model container [2019-12-18 18:26:29,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 06:26:29" (1/1) ... [2019-12-18 18:26:29,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 18:26:29,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 18:26:30,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 18:26:30,214 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 18:26:30,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 18:26:30,371 INFO L208 MainTranslator]: Completed translation [2019-12-18 18:26:30,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30 WrapperNode [2019-12-18 18:26:30,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 18:26:30,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 18:26:30,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 18:26:30,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 18:26:30,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (1/1) ... [2019-12-18 18:26:30,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (1/1) ... [2019-12-18 18:26:30,429 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 18:26:30,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 18:26:30,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 18:26:30,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 18:26:30,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (1/1) ... [2019-12-18 18:26:30,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (1/1) ... [2019-12-18 18:26:30,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (1/1) ... [2019-12-18 18:26:30,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (1/1) ... [2019-12-18 18:26:30,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (1/1) ... [2019-12-18 18:26:30,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (1/1) ... [2019-12-18 18:26:30,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (1/1) ... [2019-12-18 18:26:30,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 18:26:30,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 18:26:30,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 18:26:30,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 18:26:30,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 18:26:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 18:26:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 18:26:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 18:26:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 18:26:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 18:26:30,526 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 18:26:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 18:26:30,526 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 18:26:30,527 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 18:26:30,527 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 18:26:30,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 18:26:30,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 18:26:30,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 18:26:30,529 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 18:26:31,273 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 18:26:31,273 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 18:26:31,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:26:31 BoogieIcfgContainer [2019-12-18 18:26:31,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 18:26:31,276 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 18:26:31,276 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 18:26:31,279 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 18:26:31,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 06:26:29" (1/3) ... [2019-12-18 18:26:31,280 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 06:26:31, skipping insertion in model container [2019-12-18 18:26:31,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:26:30" (2/3) ... [2019-12-18 18:26:31,281 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 06:26:31, skipping insertion in model container [2019-12-18 18:26:31,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:26:31" (3/3) ... [2019-12-18 18:26:31,283 INFO L109 eAbstractionObserver]: Analyzing ICFG safe005_pso.oepc.i [2019-12-18 18:26:31,293 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 18:26:31,293 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 18:26:31,300 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 18:26:31,301 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 18:26:31,338 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,338 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,338 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,339 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,339 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,339 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,339 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,340 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,340 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,340 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,341 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,341 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,341 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,341 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,342 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,342 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,342 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,343 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,343 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,343 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,343 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,344 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,344 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,345 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,345 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,346 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,346 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,346 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,346 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,347 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,347 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,347 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,348 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,348 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,348 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,348 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,349 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,349 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,349 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,349 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,350 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,350 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,350 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,350 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,351 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,351 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,351 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,352 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,352 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,352 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,352 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,353 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,353 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,353 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,353 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,353 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,354 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,354 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,354 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,354 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,355 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,355 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,355 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,355 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,356 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,356 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,356 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,356 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,356 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,357 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,357 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,357 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,357 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,358 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,358 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,358 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,358 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,358 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,359 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,359 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,359 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,359 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,360 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,360 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,360 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,360 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,361 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,361 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,361 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,361 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,362 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,362 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,362 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,362 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,363 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,363 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,364 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,364 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,364 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,364 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,364 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,365 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,365 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,365 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,366 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,366 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,366 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,366 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,367 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,367 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,367 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,367 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,368 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,368 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,368 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,368 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,369 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,369 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,369 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,369 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,370 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,370 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,370 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,370 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,371 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,371 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,371 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,386 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,387 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,387 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,388 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,388 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,388 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,388 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,388 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,389 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,389 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,389 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,389 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,389 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,390 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,390 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,390 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,390 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,390 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,391 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,391 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,391 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,391 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,391 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,392 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,392 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,392 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,392 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,392 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,393 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,393 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,393 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,396 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,397 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,397 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,397 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,397 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,397 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,398 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,398 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,398 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,398 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,398 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,399 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,401 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,401 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,402 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,402 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,402 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,402 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,402 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,403 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,403 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,403 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,405 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,405 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,405 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,406 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,406 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,406 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,406 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,406 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,410 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:26:31,423 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 18:26:31,440 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 18:26:31,440 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 18:26:31,440 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 18:26:31,441 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 18:26:31,441 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 18:26:31,441 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 18:26:31,441 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 18:26:31,441 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 18:26:31,457 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-18 18:26:31,459 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 18:26:31,540 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 18:26:31,541 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 18:26:31,559 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 18:26:31,586 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 18:26:31,634 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 18:26:31,635 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 18:26:31,648 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 18:26:31,673 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-18 18:26:31,674 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 18:26:36,756 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-12-18 18:26:37,467 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-18 18:26:37,591 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-18 18:26:37,712 INFO L206 etLargeBlockEncoding]: Checked pairs total: 66367 [2019-12-18 18:26:37,712 INFO L214 etLargeBlockEncoding]: Total number of compositions: 113 [2019-12-18 18:26:37,716 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 83 places, 92 transitions [2019-12-18 18:26:49,279 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 86132 states. [2019-12-18 18:26:49,281 INFO L276 IsEmpty]: Start isEmpty. Operand 86132 states. [2019-12-18 18:26:49,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-18 18:26:49,287 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:26:49,288 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-18 18:26:49,289 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:26:49,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:26:49,296 INFO L82 PathProgramCache]: Analyzing trace with hash 795562213, now seen corresponding path program 1 times [2019-12-18 18:26:49,303 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:26:49,304 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957980612] [2019-12-18 18:26:49,304 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:26:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:26:49,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:26:49,520 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957980612] [2019-12-18 18:26:49,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:26:49,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 18:26:49,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754049766] [2019-12-18 18:26:49,528 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:26:49,528 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:26:49,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:26:49,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:26:49,543 INFO L87 Difference]: Start difference. First operand 86132 states. Second operand 3 states. [2019-12-18 18:26:53,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:26:53,083 INFO L93 Difference]: Finished difference Result 85012 states and 367904 transitions. [2019-12-18 18:26:53,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:26:53,084 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-18 18:26:53,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:26:53,755 INFO L225 Difference]: With dead ends: 85012 [2019-12-18 18:26:53,755 INFO L226 Difference]: Without dead ends: 80140 [2019-12-18 18:26:53,756 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:26:56,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80140 states. [2019-12-18 18:27:00,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80140 to 80140. [2019-12-18 18:27:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80140 states. [2019-12-18 18:27:01,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80140 states to 80140 states and 346330 transitions. [2019-12-18 18:27:01,043 INFO L78 Accepts]: Start accepts. Automaton has 80140 states and 346330 transitions. Word has length 5 [2019-12-18 18:27:01,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:27:01,043 INFO L462 AbstractCegarLoop]: Abstraction has 80140 states and 346330 transitions. [2019-12-18 18:27:01,043 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:27:01,044 INFO L276 IsEmpty]: Start isEmpty. Operand 80140 states and 346330 transitions. [2019-12-18 18:27:01,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 18:27:01,052 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:27:01,052 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:27:01,053 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:27:01,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:27:01,053 INFO L82 PathProgramCache]: Analyzing trace with hash -36571135, now seen corresponding path program 1 times [2019-12-18 18:27:01,053 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:27:01,054 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521675588] [2019-12-18 18:27:01,054 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:27:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:27:01,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:27:01,188 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521675588] [2019-12-18 18:27:01,188 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:27:01,188 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:27:01,188 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420177880] [2019-12-18 18:27:01,189 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:27:01,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:27:01,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:27:01,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:27:01,190 INFO L87 Difference]: Start difference. First operand 80140 states and 346330 transitions. Second operand 4 states. [2019-12-18 18:27:05,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:27:05,441 INFO L93 Difference]: Finished difference Result 123388 states and 510822 transitions. [2019-12-18 18:27:05,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:27:05,441 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 18:27:05,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:27:06,028 INFO L225 Difference]: With dead ends: 123388 [2019-12-18 18:27:06,028 INFO L226 Difference]: Without dead ends: 123290 [2019-12-18 18:27:06,029 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:27:09,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123290 states. [2019-12-18 18:27:12,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123290 to 114218. [2019-12-18 18:27:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114218 states. [2019-12-18 18:27:12,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114218 states to 114218 states and 477794 transitions. [2019-12-18 18:27:12,780 INFO L78 Accepts]: Start accepts. Automaton has 114218 states and 477794 transitions. Word has length 13 [2019-12-18 18:27:12,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:27:12,781 INFO L462 AbstractCegarLoop]: Abstraction has 114218 states and 477794 transitions. [2019-12-18 18:27:12,781 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:27:12,781 INFO L276 IsEmpty]: Start isEmpty. Operand 114218 states and 477794 transitions. [2019-12-18 18:27:12,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 18:27:12,784 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:27:12,785 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:27:12,785 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:27:12,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:27:12,785 INFO L82 PathProgramCache]: Analyzing trace with hash 424299118, now seen corresponding path program 1 times [2019-12-18 18:27:12,785 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:27:12,786 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442122378] [2019-12-18 18:27:12,786 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:27:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:27:12,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:27:12,892 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442122378] [2019-12-18 18:27:12,893 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:27:12,893 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:27:12,893 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347777270] [2019-12-18 18:27:12,894 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:27:12,894 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:27:12,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:27:12,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:27:12,894 INFO L87 Difference]: Start difference. First operand 114218 states and 477794 transitions. Second operand 4 states. [2019-12-18 18:27:18,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:27:18,654 INFO L93 Difference]: Finished difference Result 159677 states and 652290 transitions. [2019-12-18 18:27:18,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:27:18,654 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 18:27:18,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:27:19,208 INFO L225 Difference]: With dead ends: 159677 [2019-12-18 18:27:19,208 INFO L226 Difference]: Without dead ends: 159565 [2019-12-18 18:27:19,208 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:27:22,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159565 states. [2019-12-18 18:27:26,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159565 to 136035. [2019-12-18 18:27:26,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136035 states. [2019-12-18 18:27:26,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136035 states to 136035 states and 564894 transitions. [2019-12-18 18:27:26,900 INFO L78 Accepts]: Start accepts. Automaton has 136035 states and 564894 transitions. Word has length 13 [2019-12-18 18:27:26,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:27:26,900 INFO L462 AbstractCegarLoop]: Abstraction has 136035 states and 564894 transitions. [2019-12-18 18:27:26,901 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:27:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 136035 states and 564894 transitions. [2019-12-18 18:27:26,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 18:27:26,904 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:27:26,904 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:27:26,904 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:27:26,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:27:26,904 INFO L82 PathProgramCache]: Analyzing trace with hash -2100241523, now seen corresponding path program 1 times [2019-12-18 18:27:26,905 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:27:26,905 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741144700] [2019-12-18 18:27:26,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:27:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:27:26,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:27:26,967 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741144700] [2019-12-18 18:27:26,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:27:26,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:27:26,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761579550] [2019-12-18 18:27:26,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:27:26,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:27:26,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:27:26,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:27:26,969 INFO L87 Difference]: Start difference. First operand 136035 states and 564894 transitions. Second operand 3 states. [2019-12-18 18:27:33,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:27:33,564 INFO L93 Difference]: Finished difference Result 181618 states and 742473 transitions. [2019-12-18 18:27:33,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:27:33,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-18 18:27:33,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:27:34,106 INFO L225 Difference]: With dead ends: 181618 [2019-12-18 18:27:34,106 INFO L226 Difference]: Without dead ends: 181618 [2019-12-18 18:27:34,106 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:27:38,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181618 states. [2019-12-18 18:27:41,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181618 to 152081. [2019-12-18 18:27:41,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152081 states. [2019-12-18 18:27:42,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152081 states to 152081 states and 628919 transitions. [2019-12-18 18:27:42,104 INFO L78 Accepts]: Start accepts. Automaton has 152081 states and 628919 transitions. Word has length 14 [2019-12-18 18:27:42,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:27:42,105 INFO L462 AbstractCegarLoop]: Abstraction has 152081 states and 628919 transitions. [2019-12-18 18:27:42,105 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:27:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 152081 states and 628919 transitions. [2019-12-18 18:27:42,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 18:27:42,109 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:27:42,109 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:27:42,109 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:27:42,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:27:42,110 INFO L82 PathProgramCache]: Analyzing trace with hash -2100376187, now seen corresponding path program 1 times [2019-12-18 18:27:42,110 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:27:42,110 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892872917] [2019-12-18 18:27:42,110 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:27:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:27:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:27:42,177 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892872917] [2019-12-18 18:27:42,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:27:42,177 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:27:42,177 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352988110] [2019-12-18 18:27:42,178 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:27:42,178 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:27:42,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:27:42,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:27:42,179 INFO L87 Difference]: Start difference. First operand 152081 states and 628919 transitions. Second operand 4 states. [2019-12-18 18:27:44,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:27:44,494 INFO L93 Difference]: Finished difference Result 179622 states and 732719 transitions. [2019-12-18 18:27:44,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:27:44,494 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 18:27:44,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:27:45,020 INFO L225 Difference]: With dead ends: 179622 [2019-12-18 18:27:45,020 INFO L226 Difference]: Without dead ends: 179542 [2019-12-18 18:27:45,020 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:27:55,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179542 states. [2019-12-18 18:27:57,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179542 to 157787. [2019-12-18 18:27:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157787 states. [2019-12-18 18:27:58,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157787 states to 157787 states and 651479 transitions. [2019-12-18 18:27:58,280 INFO L78 Accepts]: Start accepts. Automaton has 157787 states and 651479 transitions. Word has length 14 [2019-12-18 18:27:58,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:27:58,281 INFO L462 AbstractCegarLoop]: Abstraction has 157787 states and 651479 transitions. [2019-12-18 18:27:58,281 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:27:58,281 INFO L276 IsEmpty]: Start isEmpty. Operand 157787 states and 651479 transitions. [2019-12-18 18:27:58,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 18:27:58,283 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:27:58,283 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:27:58,284 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:27:58,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:27:58,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1940234062, now seen corresponding path program 1 times [2019-12-18 18:27:58,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:27:58,284 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144763809] [2019-12-18 18:27:58,284 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:27:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:27:58,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:27:58,370 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144763809] [2019-12-18 18:27:58,370 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:27:58,370 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:27:58,371 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324802855] [2019-12-18 18:27:58,371 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:27:58,371 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:27:58,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:27:58,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:27:58,372 INFO L87 Difference]: Start difference. First operand 157787 states and 651479 transitions. Second operand 4 states. [2019-12-18 18:28:00,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:28:00,470 INFO L93 Difference]: Finished difference Result 189091 states and 772001 transitions. [2019-12-18 18:28:00,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:28:00,470 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 18:28:00,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:28:07,629 INFO L225 Difference]: With dead ends: 189091 [2019-12-18 18:28:07,629 INFO L226 Difference]: Without dead ends: 188995 [2019-12-18 18:28:07,630 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:28:11,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188995 states. [2019-12-18 18:28:14,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188995 to 161868. [2019-12-18 18:28:14,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161868 states. [2019-12-18 18:28:15,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161868 states to 161868 states and 668265 transitions. [2019-12-18 18:28:15,245 INFO L78 Accepts]: Start accepts. Automaton has 161868 states and 668265 transitions. Word has length 14 [2019-12-18 18:28:15,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:28:15,245 INFO L462 AbstractCegarLoop]: Abstraction has 161868 states and 668265 transitions. [2019-12-18 18:28:15,245 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:28:15,245 INFO L276 IsEmpty]: Start isEmpty. Operand 161868 states and 668265 transitions. [2019-12-18 18:28:15,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 18:28:15,265 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:28:15,265 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:28:15,265 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:28:15,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:28:15,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1828891691, now seen corresponding path program 1 times [2019-12-18 18:28:15,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:28:15,266 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099451921] [2019-12-18 18:28:15,266 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:28:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:28:15,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:28:15,332 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099451921] [2019-12-18 18:28:15,332 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:28:15,332 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 18:28:15,332 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777994789] [2019-12-18 18:28:15,333 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:28:15,333 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:28:15,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:28:15,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:28:15,334 INFO L87 Difference]: Start difference. First operand 161868 states and 668265 transitions. Second operand 3 states. [2019-12-18 18:28:21,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:28:21,030 INFO L93 Difference]: Finished difference Result 160940 states and 664422 transitions. [2019-12-18 18:28:21,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:28:21,030 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 18:28:21,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:28:21,544 INFO L225 Difference]: With dead ends: 160940 [2019-12-18 18:28:21,544 INFO L226 Difference]: Without dead ends: 160940 [2019-12-18 18:28:21,544 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:28:25,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160940 states. [2019-12-18 18:28:28,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160940 to 160940. [2019-12-18 18:28:28,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160940 states. [2019-12-18 18:28:30,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160940 states to 160940 states and 664422 transitions. [2019-12-18 18:28:30,074 INFO L78 Accepts]: Start accepts. Automaton has 160940 states and 664422 transitions. Word has length 18 [2019-12-18 18:28:30,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:28:30,075 INFO L462 AbstractCegarLoop]: Abstraction has 160940 states and 664422 transitions. [2019-12-18 18:28:30,075 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:28:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 160940 states and 664422 transitions. [2019-12-18 18:28:30,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 18:28:30,096 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:28:30,096 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:28:30,096 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:28:30,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:28:30,096 INFO L82 PathProgramCache]: Analyzing trace with hash 2025528817, now seen corresponding path program 1 times [2019-12-18 18:28:30,097 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:28:30,097 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959980875] [2019-12-18 18:28:30,097 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:28:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:28:30,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:28:30,156 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959980875] [2019-12-18 18:28:30,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:28:30,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:28:30,156 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612221571] [2019-12-18 18:28:30,157 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:28:30,157 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:28:30,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:28:30,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:28:30,158 INFO L87 Difference]: Start difference. First operand 160940 states and 664422 transitions. Second operand 4 states. [2019-12-18 18:28:38,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:28:38,156 INFO L93 Difference]: Finished difference Result 297697 states and 1230452 transitions. [2019-12-18 18:28:38,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 18:28:38,156 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-18 18:28:38,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:28:38,681 INFO L225 Difference]: With dead ends: 297697 [2019-12-18 18:28:38,681 INFO L226 Difference]: Without dead ends: 170729 [2019-12-18 18:28:38,681 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:28:42,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170729 states. [2019-12-18 18:28:45,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170729 to 169732. [2019-12-18 18:28:45,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169732 states. [2019-12-18 18:28:47,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169732 states to 169732 states and 694021 transitions. [2019-12-18 18:28:47,011 INFO L78 Accepts]: Start accepts. Automaton has 169732 states and 694021 transitions. Word has length 19 [2019-12-18 18:28:47,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:28:47,011 INFO L462 AbstractCegarLoop]: Abstraction has 169732 states and 694021 transitions. [2019-12-18 18:28:47,011 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:28:47,011 INFO L276 IsEmpty]: Start isEmpty. Operand 169732 states and 694021 transitions. [2019-12-18 18:28:47,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 18:28:47,030 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:28:47,030 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:28:47,030 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:28:47,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:28:47,030 INFO L82 PathProgramCache]: Analyzing trace with hash 550104482, now seen corresponding path program 1 times [2019-12-18 18:28:47,030 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:28:47,031 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675286488] [2019-12-18 18:28:47,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:28:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:28:47,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:28:47,103 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675286488] [2019-12-18 18:28:47,103 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:28:47,104 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:28:47,104 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532718577] [2019-12-18 18:28:47,104 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 18:28:47,104 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:28:47,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 18:28:47,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:28:47,105 INFO L87 Difference]: Start difference. First operand 169732 states and 694021 transitions. Second operand 5 states. [2019-12-18 18:28:54,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:28:54,793 INFO L93 Difference]: Finished difference Result 237081 states and 947382 transitions. [2019-12-18 18:28:54,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 18:28:54,793 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 18:28:54,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:28:55,473 INFO L225 Difference]: With dead ends: 237081 [2019-12-18 18:28:55,473 INFO L226 Difference]: Without dead ends: 234785 [2019-12-18 18:28:55,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-18 18:29:00,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234785 states. [2019-12-18 18:29:03,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234785 to 174763. [2019-12-18 18:29:03,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174763 states. [2019-12-18 18:29:04,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174763 states to 174763 states and 713889 transitions. [2019-12-18 18:29:04,542 INFO L78 Accepts]: Start accepts. Automaton has 174763 states and 713889 transitions. Word has length 19 [2019-12-18 18:29:04,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:29:04,543 INFO L462 AbstractCegarLoop]: Abstraction has 174763 states and 713889 transitions. [2019-12-18 18:29:04,543 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 18:29:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 174763 states and 713889 transitions. [2019-12-18 18:29:04,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 18:29:04,567 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:29:04,567 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:29:04,567 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:29:04,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:29:04,567 INFO L82 PathProgramCache]: Analyzing trace with hash 996666519, now seen corresponding path program 1 times [2019-12-18 18:29:04,567 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:29:04,568 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993633033] [2019-12-18 18:29:04,568 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:29:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:29:04,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:29:04,635 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993633033] [2019-12-18 18:29:04,636 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:29:04,636 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:29:04,637 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164609992] [2019-12-18 18:29:04,637 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:29:04,637 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:29:04,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:29:04,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:29:04,638 INFO L87 Difference]: Start difference. First operand 174763 states and 713889 transitions. Second operand 4 states. [2019-12-18 18:29:12,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:29:12,518 INFO L93 Difference]: Finished difference Result 449094 states and 1870510 transitions. [2019-12-18 18:29:12,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:29:12,519 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 18:29:12,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:29:13,237 INFO L225 Difference]: With dead ends: 449094 [2019-12-18 18:29:13,237 INFO L226 Difference]: Without dead ends: 226260 [2019-12-18 18:29:13,238 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:29:24,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226260 states. [2019-12-18 18:29:27,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226260 to 132643. [2019-12-18 18:29:27,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132643 states. [2019-12-18 18:29:27,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132643 states to 132643 states and 541358 transitions. [2019-12-18 18:29:27,849 INFO L78 Accepts]: Start accepts. Automaton has 132643 states and 541358 transitions. Word has length 20 [2019-12-18 18:29:27,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:29:27,850 INFO L462 AbstractCegarLoop]: Abstraction has 132643 states and 541358 transitions. [2019-12-18 18:29:27,850 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:29:27,850 INFO L276 IsEmpty]: Start isEmpty. Operand 132643 states and 541358 transitions. [2019-12-18 18:29:27,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 18:29:27,868 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:29:27,868 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:29:27,868 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:29:27,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:29:27,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1174991168, now seen corresponding path program 1 times [2019-12-18 18:29:27,868 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:29:27,869 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482976227] [2019-12-18 18:29:27,869 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:29:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:29:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:29:27,910 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482976227] [2019-12-18 18:29:27,911 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:29:27,912 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:29:27,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676546872] [2019-12-18 18:29:27,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:29:27,912 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:29:27,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:29:27,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:29:27,913 INFO L87 Difference]: Start difference. First operand 132643 states and 541358 transitions. Second operand 3 states. [2019-12-18 18:29:30,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:29:30,138 INFO L93 Difference]: Finished difference Result 216134 states and 892725 transitions. [2019-12-18 18:29:30,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:29:30,139 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-18 18:29:30,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:29:30,470 INFO L225 Difference]: With dead ends: 216134 [2019-12-18 18:29:30,471 INFO L226 Difference]: Without dead ends: 105754 [2019-12-18 18:29:30,471 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 18:29:35,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105754 states. [2019-12-18 18:29:42,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105754 to 105754. [2019-12-18 18:29:42,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105754 states. Received shutdown request... [2019-12-18 18:29:43,595 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 18:29:43,600 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 18:29:43,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 06:29:43 BasicIcfg [2019-12-18 18:29:43,600 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 18:29:43,602 INFO L168 Benchmark]: Toolchain (without parser) took 193932.38 ms. Allocated memory was 137.9 MB in the beginning and 4.3 GB in the end (delta: 4.1 GB). Free memory was 99.3 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 4.7 GB. Max. memory is 7.1 GB. [2019-12-18 18:29:43,602 INFO L168 Benchmark]: CDTParser took 0.82 ms. Allocated memory is still 137.9 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-18 18:29:43,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.74 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 99.1 MB in the beginning and 156.1 MB in the end (delta: -56.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-12-18 18:29:43,604 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.29 ms. Allocated memory is still 202.4 MB. Free memory was 156.1 MB in the beginning and 153.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-18 18:29:43,604 INFO L168 Benchmark]: Boogie Preprocessor took 39.84 ms. Allocated memory is still 202.4 MB. Free memory was 153.4 MB in the beginning and 151.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-18 18:29:43,605 INFO L168 Benchmark]: RCFGBuilder took 805.19 ms. Allocated memory is still 202.4 MB. Free memory was 151.4 MB in the beginning and 104.7 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 7.1 GB. [2019-12-18 18:29:43,606 INFO L168 Benchmark]: TraceAbstraction took 192324.09 ms. Allocated memory was 202.4 MB in the beginning and 4.3 GB in the end (delta: 4.1 GB). Free memory was 104.1 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 4.7 GB. Max. memory is 7.1 GB. [2019-12-18 18:29:43,610 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 ms. Allocated memory is still 137.9 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.74 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 99.1 MB in the beginning and 156.1 MB in the end (delta: -56.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 57.29 ms. Allocated memory is still 202.4 MB. Free memory was 156.1 MB in the beginning and 153.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.84 ms. Allocated memory is still 202.4 MB. Free memory was 153.4 MB in the beginning and 151.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 805.19 ms. Allocated memory is still 202.4 MB. Free memory was 151.4 MB in the beginning and 104.7 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 192324.09 ms. Allocated memory was 202.4 MB in the beginning and 4.3 GB in the end (delta: 4.1 GB). Free memory was 104.1 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 4.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 6.2s, 163 ProgramPointsBefore, 83 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 36 ConcurrentYvCompositions, 26 ChoiceCompositions, 6760 VarBasedMoverChecksPositive, 302 VarBasedMoverChecksNegative, 126 SemBasedMoverChecksPositive, 261 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 2.0s, 0 MoverChecksTotal, 66367 CheckedPairsTotal, 113 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while ReachableStatesComputation was computing reachable states (81438 states constructedinput type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while ReachableStatesComputation was computing reachable states (81438 states constructedinput type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 192.1s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 68.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1654 SDtfs, 1298 SDslu, 1866 SDs, 0 SdLazy, 1016 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174763occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 104.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 265657 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 169 NumberOfCodeBlocks, 169 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 6912 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown