/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe013_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 14:39:08,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 14:39:08,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 14:39:08,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 14:39:08,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 14:39:08,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 14:39:08,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 14:39:08,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 14:39:08,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 14:39:08,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 14:39:08,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 14:39:08,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 14:39:08,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 14:39:08,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 14:39:08,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 14:39:08,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 14:39:08,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 14:39:08,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 14:39:08,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 14:39:08,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 14:39:08,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 14:39:08,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 14:39:08,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 14:39:08,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 14:39:08,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-18 14:39:08,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-18 14:39:08,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-18 14:39:08,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-18 14:39:08,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-18 14:39:08,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-18 14:39:08,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 14:39:08,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 14:39:08,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 14:39:08,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 14:39:08,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 14:39:08,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 14:39:08,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 14:39:08,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 14:39:08,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 14:39:08,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 14:39:08,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 14:39:08,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-18 14:39:08,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 14:39:08,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 14:39:08,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 14:39:08,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 14:39:08,294 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 14:39:08,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 14:39:08,295 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 14:39:08,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 14:39:08,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 14:39:08,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 14:39:08,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 14:39:08,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 14:39:08,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 14:39:08,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 14:39:08,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 14:39:08,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 14:39:08,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 14:39:08,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 14:39:08,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 14:39:08,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 14:39:08,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 14:39:08,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 14:39:08,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 14:39:08,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 14:39:08,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 14:39:08,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 14:39:08,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 14:39:08,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 14:39:08,299 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-18 14:39:08,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 14:39:08,583 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 14:39:08,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 14:39:08,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 14:39:08,606 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 14:39:08,607 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 14:39:08,608 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_pso.opt.i [2019-12-18 14:39:08,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebad5d554/93a2a1563eec4d70bc32d849c8d7eea5/FLAGe73ae7ef2 [2019-12-18 14:39:09,238 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 14:39:09,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_pso.opt.i [2019-12-18 14:39:09,255 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebad5d554/93a2a1563eec4d70bc32d849c8d7eea5/FLAGe73ae7ef2 [2019-12-18 14:39:09,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebad5d554/93a2a1563eec4d70bc32d849c8d7eea5 [2019-12-18 14:39:09,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 14:39:09,547 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 14:39:09,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 14:39:09,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 14:39:09,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 14:39:09,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:39:09" (1/1) ... [2019-12-18 14:39:09,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5479c855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:09, skipping insertion in model container [2019-12-18 14:39:09,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:39:09" (1/1) ... [2019-12-18 14:39:09,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 14:39:09,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 14:39:10,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 14:39:10,306 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 14:39:10,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 14:39:10,488 INFO L208 MainTranslator]: Completed translation [2019-12-18 14:39:10,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10 WrapperNode [2019-12-18 14:39:10,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 14:39:10,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 14:39:10,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 14:39:10,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 14:39:10,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (1/1) ... [2019-12-18 14:39:10,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (1/1) ... [2019-12-18 14:39:10,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 14:39:10,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 14:39:10,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 14:39:10,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 14:39:10,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (1/1) ... [2019-12-18 14:39:10,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (1/1) ... [2019-12-18 14:39:10,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (1/1) ... [2019-12-18 14:39:10,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (1/1) ... [2019-12-18 14:39:10,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (1/1) ... [2019-12-18 14:39:10,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (1/1) ... [2019-12-18 14:39:10,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (1/1) ... [2019-12-18 14:39:10,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 14:39:10,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 14:39:10,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 14:39:10,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 14:39:10,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (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 14:39:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 14:39:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 14:39:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 14:39:10,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 14:39:10,685 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 14:39:10,686 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 14:39:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 14:39:10,687 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 14:39:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 14:39:10,688 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 14:39:10,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 14:39:10,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 14:39:10,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 14:39:10,691 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 14:39:11,454 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 14:39:11,454 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 14:39:11,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:39:11 BoogieIcfgContainer [2019-12-18 14:39:11,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 14:39:11,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 14:39:11,458 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 14:39:11,461 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 14:39:11,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 02:39:09" (1/3) ... [2019-12-18 14:39:11,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9ebdbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:39:11, skipping insertion in model container [2019-12-18 14:39:11,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:39:10" (2/3) ... [2019-12-18 14:39:11,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9ebdbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:39:11, skipping insertion in model container [2019-12-18 14:39:11,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:39:11" (3/3) ... [2019-12-18 14:39:11,465 INFO L109 eAbstractionObserver]: Analyzing ICFG safe013_pso.opt.i [2019-12-18 14:39:11,476 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 14:39:11,476 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 14:39:11,486 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 14:39:11,488 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 14:39:11,542 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,542 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,542 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,542 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,542 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,543 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,543 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,543 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,543 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,544 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,544 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,544 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,544 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,545 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,545 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,545 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,545 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,546 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,546 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,546 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,546 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,547 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,547 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,547 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,547 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,548 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,548 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,548 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,548 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,549 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,549 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,549 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,549 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,550 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,550 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,550 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,550 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,551 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,551 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,551 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,551 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,552 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,552 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,552 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,552 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,553 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,553 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,553 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,553 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,554 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,554 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,554 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,554 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,555 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,555 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,555 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,555 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,556 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,556 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,556 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,556 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,556 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,557 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,557 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,557 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,557 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,558 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,558 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,558 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,558 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,559 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,559 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,559 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,559 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,560 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,560 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,560 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,560 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,561 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,561 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,561 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,561 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,562 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,562 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,562 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,562 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,563 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,563 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,563 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,563 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,564 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,564 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,564 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,564 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,565 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,565 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,566 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,566 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,566 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,566 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,567 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,567 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,567 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,568 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,568 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,568 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,568 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,569 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,569 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,569 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,569 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,570 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,570 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,570 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,570 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,571 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,571 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,571 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,571 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,572 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,572 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,572 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,572 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,572 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,573 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,573 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,573 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,573 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,574 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,574 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,574 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,575 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,575 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,575 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,575 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,576 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,576 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,576 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,576 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,577 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,578 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,578 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,578 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,578 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,579 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,580 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,580 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,580 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,580 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,581 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,584 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,585 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,585 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,585 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,586 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,586 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,605 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,605 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,605 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,605 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,605 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,606 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,609 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,610 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,610 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,610 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,610 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,610 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,611 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,611 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,611 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,611 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,614 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,615 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,615 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,615 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,615 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,615 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,615 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,616 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,616 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,616 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,616 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,616 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,617 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,617 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,617 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,617 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,617 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,617 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,618 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,618 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,618 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,618 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,618 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,619 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,619 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,619 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,619 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:39:11,634 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 14:39:11,654 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 14:39:11,655 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 14:39:11,655 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 14:39:11,655 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 14:39:11,655 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 14:39:11,655 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 14:39:11,655 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 14:39:11,656 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 14:39:11,672 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-18 14:39:11,674 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 14:39:11,753 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 14:39:11,753 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 14:39:11,770 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 447 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 14:39:11,796 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 14:39:11,840 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 14:39:11,840 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 14:39:11,848 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 447 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 14:39:11,868 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-18 14:39:11,869 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 14:39:17,247 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-18 14:39:17,354 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-18 14:39:17,487 INFO L206 etLargeBlockEncoding]: Checked pairs total: 66094 [2019-12-18 14:39:17,487 INFO L214 etLargeBlockEncoding]: Total number of compositions: 112 [2019-12-18 14:39:17,491 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 83 places, 92 transitions [2019-12-18 14:39:28,776 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 86132 states. [2019-12-18 14:39:28,778 INFO L276 IsEmpty]: Start isEmpty. Operand 86132 states. [2019-12-18 14:39:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-18 14:39:29,810 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:39:29,811 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-18 14:39:29,811 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 14:39:29,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:39:29,818 INFO L82 PathProgramCache]: Analyzing trace with hash 794637732, now seen corresponding path program 1 times [2019-12-18 14:39:29,827 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:39:29,828 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151509522] [2019-12-18 14:39:29,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:39:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:39:30,052 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 14:39:30,054 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151509522] [2019-12-18 14:39:30,054 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:39:30,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 14:39:30,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553074405] [2019-12-18 14:39:30,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 14:39:30,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:39:30,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 14:39:30,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:39:30,074 INFO L87 Difference]: Start difference. First operand 86132 states. Second operand 3 states. [2019-12-18 14:39:31,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:39:31,107 INFO L93 Difference]: Finished difference Result 85012 states and 367904 transitions. [2019-12-18 14:39:31,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 14:39:31,109 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-18 14:39:31,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:39:31,678 INFO L225 Difference]: With dead ends: 85012 [2019-12-18 14:39:31,679 INFO L226 Difference]: Without dead ends: 80140 [2019-12-18 14:39:31,682 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 14:39:36,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80140 states. [2019-12-18 14:39:39,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80140 to 80140. [2019-12-18 14:39:39,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80140 states. [2019-12-18 14:39:42,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80140 states to 80140 states and 346330 transitions. [2019-12-18 14:39:42,414 INFO L78 Accepts]: Start accepts. Automaton has 80140 states and 346330 transitions. Word has length 5 [2019-12-18 14:39:42,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:39:42,415 INFO L462 AbstractCegarLoop]: Abstraction has 80140 states and 346330 transitions. [2019-12-18 14:39:42,415 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 14:39:42,415 INFO L276 IsEmpty]: Start isEmpty. Operand 80140 states and 346330 transitions. [2019-12-18 14:39:42,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 14:39:42,423 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:39:42,423 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:39:42,423 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 14:39:42,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:39:42,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1795694344, now seen corresponding path program 1 times [2019-12-18 14:39:42,424 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:39:42,424 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077596508] [2019-12-18 14:39:42,425 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:39:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:39:42,513 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 14:39:42,513 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077596508] [2019-12-18 14:39:42,513 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:39:42,514 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:39:42,514 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058793193] [2019-12-18 14:39:42,515 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:39:42,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:39:42,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:39:42,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:39:42,516 INFO L87 Difference]: Start difference. First operand 80140 states and 346330 transitions. Second operand 4 states. [2019-12-18 14:39:47,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:39:47,081 INFO L93 Difference]: Finished difference Result 123388 states and 510822 transitions. [2019-12-18 14:39:47,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 14:39:47,082 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 14:39:47,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:39:47,699 INFO L225 Difference]: With dead ends: 123388 [2019-12-18 14:39:47,699 INFO L226 Difference]: Without dead ends: 123290 [2019-12-18 14:39:47,700 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 14:39:50,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123290 states. [2019-12-18 14:39:53,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123290 to 114218. [2019-12-18 14:39:53,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114218 states. [2019-12-18 14:39:58,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114218 states to 114218 states and 477794 transitions. [2019-12-18 14:39:58,568 INFO L78 Accepts]: Start accepts. Automaton has 114218 states and 477794 transitions. Word has length 13 [2019-12-18 14:39:58,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:39:58,569 INFO L462 AbstractCegarLoop]: Abstraction has 114218 states and 477794 transitions. [2019-12-18 14:39:58,570 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:39:58,570 INFO L276 IsEmpty]: Start isEmpty. Operand 114218 states and 477794 transitions. [2019-12-18 14:39:58,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 14:39:58,573 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:39:58,573 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:39:58,574 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 14:39:58,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:39:58,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1307118492, now seen corresponding path program 1 times [2019-12-18 14:39:58,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:39:58,575 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444842249] [2019-12-18 14:39:58,575 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:39:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:39:58,661 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 14:39:58,662 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444842249] [2019-12-18 14:39:58,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:39:58,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:39:58,662 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803111164] [2019-12-18 14:39:58,663 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:39:58,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:39:58,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:39:58,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:39:58,663 INFO L87 Difference]: Start difference. First operand 114218 states and 477794 transitions. Second operand 4 states. [2019-12-18 14:40:00,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:40:00,779 INFO L93 Difference]: Finished difference Result 159677 states and 652290 transitions. [2019-12-18 14:40:00,779 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 14:40:00,779 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 14:40:00,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:40:01,262 INFO L225 Difference]: With dead ends: 159677 [2019-12-18 14:40:01,262 INFO L226 Difference]: Without dead ends: 159565 [2019-12-18 14:40:01,263 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 14:40:05,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159565 states. [2019-12-18 14:40:14,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159565 to 136035. [2019-12-18 14:40:14,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136035 states. [2019-12-18 14:40:15,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136035 states to 136035 states and 564894 transitions. [2019-12-18 14:40:15,228 INFO L78 Accepts]: Start accepts. Automaton has 136035 states and 564894 transitions. Word has length 13 [2019-12-18 14:40:15,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:40:15,228 INFO L462 AbstractCegarLoop]: Abstraction has 136035 states and 564894 transitions. [2019-12-18 14:40:15,228 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:40:15,228 INFO L276 IsEmpty]: Start isEmpty. Operand 136035 states and 564894 transitions. [2019-12-18 14:40:15,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 14:40:15,232 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:40:15,232 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:40:15,233 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 14:40:15,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:40:15,233 INFO L82 PathProgramCache]: Analyzing trace with hash 2137171342, now seen corresponding path program 1 times [2019-12-18 14:40:15,233 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:40:15,234 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340035187] [2019-12-18 14:40:15,234 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:40:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:40:15,302 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 14:40:15,303 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340035187] [2019-12-18 14:40:15,303 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:40:15,303 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 14:40:15,304 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008972141] [2019-12-18 14:40:15,304 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 14:40:15,304 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:40:15,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 14:40:15,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:40:15,305 INFO L87 Difference]: Start difference. First operand 136035 states and 564894 transitions. Second operand 3 states. [2019-12-18 14:40:16,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:40:16,794 INFO L93 Difference]: Finished difference Result 181618 states and 742473 transitions. [2019-12-18 14:40:16,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 14:40:16,795 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-18 14:40:16,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:40:17,344 INFO L225 Difference]: With dead ends: 181618 [2019-12-18 14:40:17,345 INFO L226 Difference]: Without dead ends: 181618 [2019-12-18 14:40:17,345 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 14:40:22,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181618 states. [2019-12-18 14:40:30,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181618 to 152081. [2019-12-18 14:40:30,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152081 states. [2019-12-18 14:40:31,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152081 states to 152081 states and 628919 transitions. [2019-12-18 14:40:31,426 INFO L78 Accepts]: Start accepts. Automaton has 152081 states and 628919 transitions. Word has length 14 [2019-12-18 14:40:31,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:40:31,426 INFO L462 AbstractCegarLoop]: Abstraction has 152081 states and 628919 transitions. [2019-12-18 14:40:31,426 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 14:40:31,426 INFO L276 IsEmpty]: Start isEmpty. Operand 152081 states and 628919 transitions. [2019-12-18 14:40:31,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 14:40:31,430 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:40:31,430 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:40:31,431 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 14:40:31,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:40:31,431 INFO L82 PathProgramCache]: Analyzing trace with hash 2137037670, now seen corresponding path program 1 times [2019-12-18 14:40:31,431 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:40:31,432 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043561699] [2019-12-18 14:40:31,432 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:40:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:40:31,505 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 14:40:31,506 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043561699] [2019-12-18 14:40:31,506 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:40:31,506 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:40:31,506 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943939492] [2019-12-18 14:40:31,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:40:31,507 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:40:31,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:40:31,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:40:31,508 INFO L87 Difference]: Start difference. First operand 152081 states and 628919 transitions. Second operand 4 states. [2019-12-18 14:40:37,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:40:37,518 INFO L93 Difference]: Finished difference Result 179622 states and 732719 transitions. [2019-12-18 14:40:37,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 14:40:37,518 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 14:40:37,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:40:38,119 INFO L225 Difference]: With dead ends: 179622 [2019-12-18 14:40:38,119 INFO L226 Difference]: Without dead ends: 179542 [2019-12-18 14:40:38,120 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 14:40:41,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179542 states. [2019-12-18 14:40:44,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179542 to 157787. [2019-12-18 14:40:44,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157787 states. [2019-12-18 14:40:45,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157787 states to 157787 states and 651479 transitions. [2019-12-18 14:40:45,778 INFO L78 Accepts]: Start accepts. Automaton has 157787 states and 651479 transitions. Word has length 14 [2019-12-18 14:40:45,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:40:45,779 INFO L462 AbstractCegarLoop]: Abstraction has 157787 states and 651479 transitions. [2019-12-18 14:40:45,779 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:40:45,779 INFO L276 IsEmpty]: Start isEmpty. Operand 157787 states and 651479 transitions. [2019-12-18 14:40:45,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 14:40:45,784 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:40:45,784 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:40:45,784 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 14:40:45,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:40:45,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1997758702, now seen corresponding path program 1 times [2019-12-18 14:40:45,785 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:40:45,785 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544154616] [2019-12-18 14:40:45,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:40:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:40:45,888 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 14:40:45,888 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544154616] [2019-12-18 14:40:45,889 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:40:45,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:40:45,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056575756] [2019-12-18 14:40:45,890 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:40:45,890 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:40:45,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:40:45,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:40:45,890 INFO L87 Difference]: Start difference. First operand 157787 states and 651479 transitions. Second operand 4 states. [2019-12-18 14:40:53,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:40:53,045 INFO L93 Difference]: Finished difference Result 189091 states and 772001 transitions. [2019-12-18 14:40:53,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 14:40:53,045 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 14:40:53,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:40:53,614 INFO L225 Difference]: With dead ends: 189091 [2019-12-18 14:40:53,615 INFO L226 Difference]: Without dead ends: 188995 [2019-12-18 14:40:53,615 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 14:40:57,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188995 states. [2019-12-18 14:40:59,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188995 to 161868. [2019-12-18 14:40:59,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161868 states. [2019-12-18 14:41:00,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161868 states to 161868 states and 668265 transitions. [2019-12-18 14:41:00,480 INFO L78 Accepts]: Start accepts. Automaton has 161868 states and 668265 transitions. Word has length 14 [2019-12-18 14:41:00,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:41:00,480 INFO L462 AbstractCegarLoop]: Abstraction has 161868 states and 668265 transitions. [2019-12-18 14:41:00,480 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:41:00,480 INFO L276 IsEmpty]: Start isEmpty. Operand 161868 states and 668265 transitions. [2019-12-18 14:41:00,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 14:41:00,498 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:41:00,498 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 14:41:00,498 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 14:41:00,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:41:00,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1754746770, now seen corresponding path program 1 times [2019-12-18 14:41:00,499 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:41:00,499 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395547930] [2019-12-18 14:41:00,499 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:41:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:41:00,545 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 14:41:00,546 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395547930] [2019-12-18 14:41:00,546 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:41:00,546 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 14:41:00,546 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561135878] [2019-12-18 14:41:00,547 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 14:41:00,547 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:41:00,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 14:41:00,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:41:00,548 INFO L87 Difference]: Start difference. First operand 161868 states and 668265 transitions. Second operand 3 states. [2019-12-18 14:41:02,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:41:02,419 INFO L93 Difference]: Finished difference Result 160940 states and 664422 transitions. [2019-12-18 14:41:02,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 14:41:02,420 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 14:41:02,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:41:02,871 INFO L225 Difference]: With dead ends: 160940 [2019-12-18 14:41:02,871 INFO L226 Difference]: Without dead ends: 160940 [2019-12-18 14:41:02,872 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 14:41:12,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160940 states. [2019-12-18 14:41:14,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160940 to 160940. [2019-12-18 14:41:14,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160940 states. [2019-12-18 14:41:15,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160940 states to 160940 states and 664422 transitions. [2019-12-18 14:41:15,939 INFO L78 Accepts]: Start accepts. Automaton has 160940 states and 664422 transitions. Word has length 18 [2019-12-18 14:41:15,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:41:15,939 INFO L462 AbstractCegarLoop]: Abstraction has 160940 states and 664422 transitions. [2019-12-18 14:41:15,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 14:41:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 160940 states and 664422 transitions. [2019-12-18 14:41:15,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 14:41:15,959 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:41:15,959 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 14:41:15,960 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 14:41:15,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:41:15,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1406595818, now seen corresponding path program 1 times [2019-12-18 14:41:15,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:41:15,960 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004056286] [2019-12-18 14:41:15,960 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:41:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:41:16,054 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 14:41:16,055 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004056286] [2019-12-18 14:41:16,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:41:16,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:41:16,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773891609] [2019-12-18 14:41:16,056 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:41:16,056 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:41:16,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:41:16,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:41:16,057 INFO L87 Difference]: Start difference. First operand 160940 states and 664422 transitions. Second operand 4 states. [2019-12-18 14:41:23,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:41:23,006 INFO L93 Difference]: Finished difference Result 255238 states and 1058186 transitions. [2019-12-18 14:41:23,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 14:41:23,007 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-18 14:41:23,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:41:23,479 INFO L225 Difference]: With dead ends: 255238 [2019-12-18 14:41:23,479 INFO L226 Difference]: Without dead ends: 128270 [2019-12-18 14:41:23,479 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 14:41:26,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128270 states. [2019-12-18 14:41:29,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128270 to 128270. [2019-12-18 14:41:29,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128270 states. [2019-12-18 14:41:29,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128270 states to 128270 states and 523459 transitions. [2019-12-18 14:41:29,795 INFO L78 Accepts]: Start accepts. Automaton has 128270 states and 523459 transitions. Word has length 19 [2019-12-18 14:41:29,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:41:29,795 INFO L462 AbstractCegarLoop]: Abstraction has 128270 states and 523459 transitions. [2019-12-18 14:41:29,795 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:41:29,795 INFO L276 IsEmpty]: Start isEmpty. Operand 128270 states and 523459 transitions. [2019-12-18 14:41:29,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 14:41:29,808 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:41:29,808 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 14:41:29,808 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 14:41:29,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:41:29,809 INFO L82 PathProgramCache]: Analyzing trace with hash -2069277611, now seen corresponding path program 1 times [2019-12-18 14:41:29,809 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:41:29,809 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389873410] [2019-12-18 14:41:29,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:41:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:41:29,897 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 14:41:29,897 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389873410] [2019-12-18 14:41:29,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:41:29,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 14:41:29,898 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962527264] [2019-12-18 14:41:29,899 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 14:41:29,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:41:29,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 14:41:29,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 14:41:29,899 INFO L87 Difference]: Start difference. First operand 128270 states and 523459 transitions. Second operand 5 states. [2019-12-18 14:41:32,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:41:32,358 INFO L93 Difference]: Finished difference Result 169569 states and 676181 transitions. [2019-12-18 14:41:32,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-18 14:41:32,358 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 14:41:32,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:41:32,825 INFO L225 Difference]: With dead ends: 169569 [2019-12-18 14:41:32,826 INFO L226 Difference]: Without dead ends: 167273 [2019-12-18 14:41:32,826 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-18 14:41:37,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167273 states. [2019-12-18 14:41:44,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167273 to 132643. [2019-12-18 14:41:44,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132643 states. [2019-12-18 14:41:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132643 states to 132643 states and 541600 transitions. [2019-12-18 14:41:45,340 INFO L78 Accepts]: Start accepts. Automaton has 132643 states and 541600 transitions. Word has length 19 [2019-12-18 14:41:45,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:41:45,340 INFO L462 AbstractCegarLoop]: Abstraction has 132643 states and 541600 transitions. [2019-12-18 14:41:45,340 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 14:41:45,340 INFO L276 IsEmpty]: Start isEmpty. Operand 132643 states and 541600 transitions. [2019-12-18 14:41:45,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 14:41:45,359 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:41:45,359 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 14:41:45,359 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 14:41:45,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:41:45,359 INFO L82 PathProgramCache]: Analyzing trace with hash 1494619507, now seen corresponding path program 1 times [2019-12-18 14:41:45,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:41:45,360 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416480642] [2019-12-18 14:41:45,360 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:41:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:41:45,403 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 14:41:45,404 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416480642] [2019-12-18 14:41:45,404 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:41:45,404 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:41:45,405 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022099765] [2019-12-18 14:41:45,405 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 14:41:45,405 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:41:45,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 14:41:45,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:41:45,406 INFO L87 Difference]: Start difference. First operand 132643 states and 541600 transitions. Second operand 3 states. [2019-12-18 14:41:47,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:41:47,411 INFO L93 Difference]: Finished difference Result 225373 states and 923689 transitions. [2019-12-18 14:41:47,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 14:41:47,411 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-18 14:41:47,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:41:47,731 INFO L225 Difference]: With dead ends: 225373 [2019-12-18 14:41:47,731 INFO L226 Difference]: Without dead ends: 114993 [2019-12-18 14:41:47,732 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 14:41:56,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114993 states. [2019-12-18 14:41:58,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114993 to 105754. [2019-12-18 14:41:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105754 states. [2019-12-18 14:41:58,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105754 states to 105754 states and 434218 transitions. [2019-12-18 14:41:58,699 INFO L78 Accepts]: Start accepts. Automaton has 105754 states and 434218 transitions. Word has length 20 [2019-12-18 14:41:58,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:41:58,699 INFO L462 AbstractCegarLoop]: Abstraction has 105754 states and 434218 transitions. [2019-12-18 14:41:58,700 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 14:41:58,700 INFO L276 IsEmpty]: Start isEmpty. Operand 105754 states and 434218 transitions. [2019-12-18 14:41:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-18 14:41:58,716 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:41:58,716 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:41:58,716 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 14:41:58,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:41:58,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1548802701, now seen corresponding path program 1 times [2019-12-18 14:41:58,717 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:41:58,717 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122335380] [2019-12-18 14:41:58,717 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:41:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:41:58,810 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 14:41:58,811 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122335380] [2019-12-18 14:41:58,811 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:41:58,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:41:58,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549071502] [2019-12-18 14:41:58,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 14:41:58,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:41:58,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 14:41:58,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:41:58,813 INFO L87 Difference]: Start difference. First operand 105754 states and 434218 transitions. Second operand 3 states. [2019-12-18 14:41:59,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:41:59,492 INFO L93 Difference]: Finished difference Result 100628 states and 407277 transitions. [2019-12-18 14:41:59,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 14:41:59,493 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-12-18 14:41:59,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:42:00,784 INFO L225 Difference]: With dead ends: 100628 [2019-12-18 14:42:00,785 INFO L226 Difference]: Without dead ends: 100628 [2019-12-18 14:42:00,785 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:42:07,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100628 states. [2019-12-18 14:42:08,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100628 to 100628. [2019-12-18 14:42:08,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100628 states. [2019-12-18 14:42:09,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100628 states to 100628 states and 407277 transitions. [2019-12-18 14:42:09,258 INFO L78 Accepts]: Start accepts. Automaton has 100628 states and 407277 transitions. Word has length 21 [2019-12-18 14:42:09,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:42:09,258 INFO L462 AbstractCegarLoop]: Abstraction has 100628 states and 407277 transitions. [2019-12-18 14:42:09,258 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 14:42:09,258 INFO L276 IsEmpty]: Start isEmpty. Operand 100628 states and 407277 transitions. [2019-12-18 14:42:09,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-18 14:42:09,272 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:42:09,272 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:42:09,272 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:42:09,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:42:09,273 INFO L82 PathProgramCache]: Analyzing trace with hash -1918737222, now seen corresponding path program 1 times [2019-12-18 14:42:09,273 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:42:09,273 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700994640] [2019-12-18 14:42:09,273 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:42:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:42:09,344 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 14:42:09,345 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700994640] [2019-12-18 14:42:09,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:42:09,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 14:42:09,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399701001] [2019-12-18 14:42:09,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 14:42:09,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:42:09,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 14:42:09,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 14:42:09,346 INFO L87 Difference]: Start difference. First operand 100628 states and 407277 transitions. Second operand 5 states. [2019-12-18 14:42:10,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:42:10,046 INFO L93 Difference]: Finished difference Result 104069 states and 416887 transitions. [2019-12-18 14:42:10,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-18 14:42:10,046 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-12-18 14:42:10,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:42:11,336 INFO L225 Difference]: With dead ends: 104069 [2019-12-18 14:42:11,336 INFO L226 Difference]: Without dead ends: 102827 [2019-12-18 14:42:11,336 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-18 14:42:17,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102827 states. Received shutdown request... [2019-12-18 14:42:18,268 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 14:42:18,271 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 14:42:18,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 02:42:18 BasicIcfg [2019-12-18 14:42:18,272 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 14:42:18,273 INFO L168 Benchmark]: Toolchain (without parser) took 188726.46 ms. Allocated memory was 135.3 MB in the beginning and 4.0 GB in the end (delta: 3.9 GB). Free memory was 98.5 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2019-12-18 14:42:18,274 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 135.3 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-18 14:42:18,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 941.09 ms. Allocated memory was 135.3 MB in the beginning and 198.7 MB in the end (delta: 63.4 MB). Free memory was 98.3 MB in the beginning and 150.2 MB in the end (delta: -51.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-12-18 14:42:18,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.54 ms. Allocated memory is still 198.7 MB. Free memory was 150.2 MB in the beginning and 148.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-12-18 14:42:18,277 INFO L168 Benchmark]: Boogie Preprocessor took 55.08 ms. Allocated memory is still 198.7 MB. Free memory was 148.0 MB in the beginning and 145.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-12-18 14:42:18,278 INFO L168 Benchmark]: RCFGBuilder took 844.21 ms. Allocated memory is still 198.7 MB. Free memory was 145.2 MB in the beginning and 99.0 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. [2019-12-18 14:42:18,286 INFO L168 Benchmark]: TraceAbstraction took 186814.42 ms. Allocated memory was 198.7 MB in the beginning and 4.0 GB in the end (delta: 3.8 GB). Free memory was 98.3 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2019-12-18 14:42:18,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 135.3 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 941.09 ms. Allocated memory was 135.3 MB in the beginning and 198.7 MB in the end (delta: 63.4 MB). Free memory was 98.3 MB in the beginning and 150.2 MB in the end (delta: -51.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.54 ms. Allocated memory is still 198.7 MB. Free memory was 150.2 MB in the beginning and 148.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.08 ms. Allocated memory is still 198.7 MB. Free memory was 148.0 MB in the beginning and 145.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 844.21 ms. Allocated memory is still 198.7 MB. Free memory was 145.2 MB in the beginning and 99.0 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 186814.42 ms. Allocated memory was 198.7 MB in the beginning and 4.0 GB in the end (delta: 3.8 GB). Free memory was 98.3 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.8s, 163 ProgramPointsBefore, 83 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 35 ConcurrentYvCompositions, 26 ChoiceCompositions, 6709 VarBasedMoverChecksPositive, 292 VarBasedMoverChecksNegative, 116 SemBasedMoverChecksPositive, 259 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.9s, 0 MoverChecksTotal, 66094 CheckedPairsTotal, 112 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 186.6s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 44.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1601 SDtfs, 1376 SDslu, 1870 SDs, 0 SdLazy, 1141 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 11 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161868occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 122.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 154890 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 192 NumberOfCodeBlocks, 192 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 10742 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown