/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/mix033_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-26 22:20:31,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-26 22:20:31,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-26 22:20:31,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-26 22:20:31,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-26 22:20:31,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-26 22:20:31,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-26 22:20:31,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-26 22:20:31,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-26 22:20:31,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-26 22:20:31,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-26 22:20:31,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-26 22:20:31,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-26 22:20:31,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-26 22:20:31,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-26 22:20:31,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-26 22:20:31,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-26 22:20:31,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-26 22:20:31,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-26 22:20:31,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-26 22:20:31,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-26 22:20:31,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-26 22:20:31,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-26 22:20:31,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-26 22:20:31,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-26 22:20:31,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-26 22:20:31,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-26 22:20:31,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-26 22:20:31,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-26 22:20:31,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-26 22:20:31,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-26 22:20:31,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-26 22:20:31,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-26 22:20:31,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-26 22:20:31,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-26 22:20:31,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-26 22:20:31,406 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 [2019-12-26 22:20:31,419 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-26 22:20:31,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-26 22:20:31,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-26 22:20:31,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-26 22:20:31,421 INFO L138 SettingsManager]: * Use SBE=true [2019-12-26 22:20:31,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-26 22:20:31,421 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-26 22:20:31,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-26 22:20:31,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-26 22:20:31,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-26 22:20:31,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-26 22:20:31,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-26 22:20:31,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-26 22:20:31,423 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-26 22:20:31,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-26 22:20:31,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-26 22:20:31,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-26 22:20:31,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-26 22:20:31,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-26 22:20:31,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-26 22:20:31,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-26 22:20:31,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-26 22:20:31,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-26 22:20:31,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-26 22:20:31,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-26 22:20:31,425 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-26 22:20:31,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-26 22:20:31,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-26 22:20:31,425 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-26 22:20:31,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-26 22:20:31,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-26 22:20:31,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-26 22:20:31,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-26 22:20:31,730 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-26 22:20:31,730 INFO L275 PluginConnector]: CDTParser initialized [2019-12-26 22:20:31,732 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix033_pso.oepc.i [2019-12-26 22:20:31,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f9b9b0fa/b593c6d118d64e05bb1bf26c1000f2fb/FLAG6167e497d [2019-12-26 22:20:32,325 INFO L306 CDTParser]: Found 1 translation units. [2019-12-26 22:20:32,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix033_pso.oepc.i [2019-12-26 22:20:32,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f9b9b0fa/b593c6d118d64e05bb1bf26c1000f2fb/FLAG6167e497d [2019-12-26 22:20:32,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f9b9b0fa/b593c6d118d64e05bb1bf26c1000f2fb [2019-12-26 22:20:32,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-26 22:20:32,615 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-26 22:20:32,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-26 22:20:32,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-26 22:20:32,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-26 22:20:32,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.12 10:20:32" (1/1) ... [2019-12-26 22:20:32,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e400b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:32, skipping insertion in model container [2019-12-26 22:20:32,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.12 10:20:32" (1/1) ... [2019-12-26 22:20:32,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-26 22:20:32,706 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-26 22:20:33,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-26 22:20:33,268 INFO L203 MainTranslator]: Completed pre-run [2019-12-26 22:20:33,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-26 22:20:33,436 INFO L208 MainTranslator]: Completed translation [2019-12-26 22:20:33,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33 WrapperNode [2019-12-26 22:20:33,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-26 22:20:33,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-26 22:20:33,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-26 22:20:33,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-26 22:20:33,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (1/1) ... [2019-12-26 22:20:33,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (1/1) ... [2019-12-26 22:20:33,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-26 22:20:33,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-26 22:20:33,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-26 22:20:33,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-26 22:20:33,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (1/1) ... [2019-12-26 22:20:33,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (1/1) ... [2019-12-26 22:20:33,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (1/1) ... [2019-12-26 22:20:33,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (1/1) ... [2019-12-26 22:20:33,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (1/1) ... [2019-12-26 22:20:33,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (1/1) ... [2019-12-26 22:20:33,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (1/1) ... [2019-12-26 22:20:33,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-26 22:20:33,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-26 22:20:33,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-26 22:20:33,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-26 22:20:33,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (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 [2019-12-26 22:20:33,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-26 22:20:33,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-26 22:20:33,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-26 22:20:33,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-26 22:20:33,626 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-26 22:20:33,626 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-26 22:20:33,627 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-26 22:20:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-26 22:20:33,627 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-26 22:20:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-26 22:20:33,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-26 22:20:33,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-26 22:20:33,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-26 22:20:33,629 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-26 22:20:34,356 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-26 22:20:34,357 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-26 22:20:34,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.12 10:20:34 BoogieIcfgContainer [2019-12-26 22:20:34,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-26 22:20:34,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-26 22:20:34,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-26 22:20:34,363 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-26 22:20:34,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.12 10:20:32" (1/3) ... [2019-12-26 22:20:34,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@368e684a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.12 10:20:34, skipping insertion in model container [2019-12-26 22:20:34,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:20:33" (2/3) ... [2019-12-26 22:20:34,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@368e684a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.12 10:20:34, skipping insertion in model container [2019-12-26 22:20:34,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.12 10:20:34" (3/3) ... [2019-12-26 22:20:34,369 INFO L109 eAbstractionObserver]: Analyzing ICFG mix033_pso.oepc.i [2019-12-26 22:20:34,380 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-26 22:20:34,380 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-26 22:20:34,392 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-26 22:20:34,393 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-26 22:20:34,450 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,451 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,451 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,451 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,451 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,452 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,452 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,452 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,453 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,453 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,453 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,453 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,454 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,454 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,454 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,455 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,455 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,455 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,455 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,456 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,456 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,456 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,457 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,457 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,457 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,457 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,459 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,460 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,460 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,461 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,461 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,461 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,462 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,462 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,463 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,464 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,464 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,465 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,465 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,466 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,466 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,466 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,467 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,467 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,481 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,483 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,483 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,483 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,483 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,483 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,484 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,484 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,485 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,485 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,486 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,486 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,486 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,486 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,486 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,487 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,487 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,488 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,488 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,488 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,495 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,495 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,496 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,496 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,496 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,496 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,496 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,496 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,497 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,497 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,497 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,497 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,497 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,498 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,498 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,498 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,498 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,498 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,499 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,499 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,499 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,499 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,499 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,500 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,500 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,500 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,500 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,501 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,501 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,501 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,501 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,501 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,502 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,502 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,502 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,502 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,502 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,502 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,503 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,503 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,503 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,503 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,503 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,504 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,504 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,504 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,504 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,505 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,505 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,505 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,505 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,505 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,506 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,506 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,506 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,506 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,506 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,506 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,507 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,507 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,507 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,507 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,507 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,508 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,508 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,508 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,508 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,508 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,508 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,509 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,509 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,509 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,509 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,509 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,510 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,510 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,510 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,510 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,510 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,511 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,511 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,511 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,511 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,511 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,512 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,512 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,512 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,512 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,512 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,513 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,513 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,513 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,513 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,513 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,513 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,514 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,514 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,514 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,514 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,514 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,515 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,515 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,515 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,515 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,515 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,515 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,516 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,516 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,516 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,516 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,517 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,517 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,517 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,517 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,517 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,518 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,518 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,518 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,521 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,521 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,522 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,522 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,522 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,522 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,522 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,523 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,523 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,523 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,523 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,523 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,523 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,524 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,524 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,524 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,524 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,524 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,525 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,525 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,525 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,525 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,525 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,526 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,526 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,526 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,526 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,526 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,526 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,527 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,527 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,527 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,527 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,530 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,530 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,531 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,531 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,531 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,531 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,531 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,532 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,532 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,532 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,532 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,532 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,537 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,538 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,538 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,538 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,538 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,538 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,539 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,539 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,539 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,539 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:20:34,558 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-26 22:20:34,577 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-26 22:20:34,578 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-26 22:20:34,578 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-26 22:20:34,578 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-26 22:20:34,578 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-26 22:20:34,578 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-26 22:20:34,578 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-26 22:20:34,578 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-26 22:20:34,593 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 179 places, 216 transitions [2019-12-26 22:20:34,595 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 179 places, 216 transitions [2019-12-26 22:20:34,710 INFO L132 PetriNetUnfolder]: 47/213 cut-off events. [2019-12-26 22:20:34,710 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-26 22:20:34,728 INFO L76 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 213 events. 47/213 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 431 event pairs. 0/164 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-26 22:20:34,751 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 179 places, 216 transitions [2019-12-26 22:20:34,849 INFO L132 PetriNetUnfolder]: 47/213 cut-off events. [2019-12-26 22:20:34,850 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-26 22:20:34,861 INFO L76 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 213 events. 47/213 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 431 event pairs. 0/164 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-26 22:20:34,885 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 19004 [2019-12-26 22:20:34,886 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-26 22:20:39,790 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2019-12-26 22:20:40,419 WARN L192 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2019-12-26 22:20:40,550 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-12-26 22:20:40,662 INFO L206 etLargeBlockEncoding]: Checked pairs total: 80691 [2019-12-26 22:20:40,662 INFO L214 etLargeBlockEncoding]: Total number of compositions: 120 [2019-12-26 22:20:40,666 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 93 places, 102 transitions [2019-12-26 22:20:55,703 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 109594 states. [2019-12-26 22:20:55,705 INFO L276 IsEmpty]: Start isEmpty. Operand 109594 states. [2019-12-26 22:20:55,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-26 22:20:55,709 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:20:55,710 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-26 22:20:55,710 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:20:55,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:20:55,715 INFO L82 PathProgramCache]: Analyzing trace with hash 925663, now seen corresponding path program 1 times [2019-12-26 22:20:55,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:20:55,722 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956648428] [2019-12-26 22:20:55,722 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:20:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:20:55,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:20:55,960 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956648428] [2019-12-26 22:20:55,960 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:20:55,961 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-26 22:20:55,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080335366] [2019-12-26 22:20:55,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 22:20:55,968 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:20:55,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 22:20:55,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:20:55,990 INFO L87 Difference]: Start difference. First operand 109594 states. Second operand 3 states. [2019-12-26 22:20:58,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:20:58,642 INFO L93 Difference]: Finished difference Result 108584 states and 463030 transitions. [2019-12-26 22:20:58,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 22:20:58,644 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-26 22:20:58,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:20:59,377 INFO L225 Difference]: With dead ends: 108584 [2019-12-26 22:20:59,378 INFO L226 Difference]: Without dead ends: 102344 [2019-12-26 22:20:59,379 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 [2019-12-26 22:21:07,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102344 states. [2019-12-26 22:21:09,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102344 to 102344. [2019-12-26 22:21:09,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102344 states. [2019-12-26 22:21:09,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102344 states to 102344 states and 435834 transitions. [2019-12-26 22:21:09,881 INFO L78 Accepts]: Start accepts. Automaton has 102344 states and 435834 transitions. Word has length 3 [2019-12-26 22:21:09,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:21:09,881 INFO L462 AbstractCegarLoop]: Abstraction has 102344 states and 435834 transitions. [2019-12-26 22:21:09,881 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 22:21:09,881 INFO L276 IsEmpty]: Start isEmpty. Operand 102344 states and 435834 transitions. [2019-12-26 22:21:09,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-26 22:21:09,884 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:21:09,884 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:21:09,885 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:21:09,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:21:09,885 INFO L82 PathProgramCache]: Analyzing trace with hash 295188242, now seen corresponding path program 1 times [2019-12-26 22:21:09,885 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:21:09,886 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542713380] [2019-12-26 22:21:09,886 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:21:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:21:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:21:10,021 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542713380] [2019-12-26 22:21:10,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:21:10,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 22:21:10,022 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951145141] [2019-12-26 22:21:10,023 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 22:21:10,024 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:21:10,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 22:21:10,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 22:21:10,024 INFO L87 Difference]: Start difference. First operand 102344 states and 435834 transitions. Second operand 4 states. [2019-12-26 22:21:14,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:21:14,701 INFO L93 Difference]: Finished difference Result 162816 states and 664963 transitions. [2019-12-26 22:21:14,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 22:21:14,702 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-26 22:21:14,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:21:15,296 INFO L225 Difference]: With dead ends: 162816 [2019-12-26 22:21:15,296 INFO L226 Difference]: Without dead ends: 162767 [2019-12-26 22:21:15,297 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 [2019-12-26 22:21:20,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162767 states. [2019-12-26 22:21:24,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162767 to 148375. [2019-12-26 22:21:24,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148375 states. [2019-12-26 22:21:24,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148375 states to 148375 states and 613985 transitions. [2019-12-26 22:21:24,843 INFO L78 Accepts]: Start accepts. Automaton has 148375 states and 613985 transitions. Word has length 11 [2019-12-26 22:21:24,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:21:24,843 INFO L462 AbstractCegarLoop]: Abstraction has 148375 states and 613985 transitions. [2019-12-26 22:21:24,843 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 22:21:24,844 INFO L276 IsEmpty]: Start isEmpty. Operand 148375 states and 613985 transitions. [2019-12-26 22:21:24,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-26 22:21:24,853 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:21:24,853 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:21:24,853 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:21:24,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:21:24,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1979345710, now seen corresponding path program 1 times [2019-12-26 22:21:24,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:21:24,854 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208176255] [2019-12-26 22:21:24,855 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:21:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:21:24,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:21:24,965 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208176255] [2019-12-26 22:21:24,965 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:21:24,965 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 22:21:24,965 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179433843] [2019-12-26 22:21:24,967 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 22:21:24,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:21:24,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 22:21:24,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 22:21:24,968 INFO L87 Difference]: Start difference. First operand 148375 states and 613985 transitions. Second operand 4 states. [2019-12-26 22:21:31,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:21:31,283 INFO L93 Difference]: Finished difference Result 208037 states and 841937 transitions. [2019-12-26 22:21:31,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 22:21:31,284 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-26 22:21:31,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:21:31,883 INFO L225 Difference]: With dead ends: 208037 [2019-12-26 22:21:31,883 INFO L226 Difference]: Without dead ends: 207981 [2019-12-26 22:21:31,884 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 [2019-12-26 22:21:38,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207981 states. [2019-12-26 22:21:42,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207981 to 175449. [2019-12-26 22:21:42,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175449 states. [2019-12-26 22:21:42,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175449 states to 175449 states and 722246 transitions. [2019-12-26 22:21:42,890 INFO L78 Accepts]: Start accepts. Automaton has 175449 states and 722246 transitions. Word has length 13 [2019-12-26 22:21:42,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:21:42,891 INFO L462 AbstractCegarLoop]: Abstraction has 175449 states and 722246 transitions. [2019-12-26 22:21:42,891 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 22:21:42,891 INFO L276 IsEmpty]: Start isEmpty. Operand 175449 states and 722246 transitions. [2019-12-26 22:21:42,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-26 22:21:42,901 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:21:42,901 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:21:42,901 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:21:42,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:21:42,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1850281775, now seen corresponding path program 1 times [2019-12-26 22:21:42,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:21:42,902 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284818512] [2019-12-26 22:21:42,902 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:21:42,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:21:42,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:21:42,951 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284818512] [2019-12-26 22:21:42,951 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:21:42,952 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 22:21:42,955 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147073664] [2019-12-26 22:21:42,955 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 22:21:42,956 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:21:42,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 22:21:42,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:21:42,956 INFO L87 Difference]: Start difference. First operand 175449 states and 722246 transitions. Second operand 3 states. [2019-12-26 22:21:50,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:21:50,273 INFO L93 Difference]: Finished difference Result 259190 states and 1053818 transitions. [2019-12-26 22:21:50,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 22:21:50,274 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-12-26 22:21:50,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:21:51,045 INFO L225 Difference]: With dead ends: 259190 [2019-12-26 22:21:51,046 INFO L226 Difference]: Without dead ends: 259190 [2019-12-26 22:21:51,046 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 [2019-12-26 22:22:03,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259190 states. [2019-12-26 22:22:06,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259190 to 195219. [2019-12-26 22:22:06,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195219 states. [2019-12-26 22:22:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195219 states to 195219 states and 799392 transitions. [2019-12-26 22:22:08,222 INFO L78 Accepts]: Start accepts. Automaton has 195219 states and 799392 transitions. Word has length 16 [2019-12-26 22:22:08,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:22:08,222 INFO L462 AbstractCegarLoop]: Abstraction has 195219 states and 799392 transitions. [2019-12-26 22:22:08,222 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 22:22:08,223 INFO L276 IsEmpty]: Start isEmpty. Operand 195219 states and 799392 transitions. [2019-12-26 22:22:08,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-26 22:22:08,232 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:22:08,232 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:22:08,232 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:22:08,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:22:08,233 INFO L82 PathProgramCache]: Analyzing trace with hash -1985443542, now seen corresponding path program 1 times [2019-12-26 22:22:08,233 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:22:08,233 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647454598] [2019-12-26 22:22:08,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:22:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:22:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:22:08,309 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647454598] [2019-12-26 22:22:08,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:22:08,309 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 22:22:08,310 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064066106] [2019-12-26 22:22:08,310 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 22:22:08,310 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:22:08,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 22:22:08,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 22:22:08,311 INFO L87 Difference]: Start difference. First operand 195219 states and 799392 transitions. Second operand 4 states. [2019-12-26 22:22:16,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:22:16,448 INFO L93 Difference]: Finished difference Result 227593 states and 924546 transitions. [2019-12-26 22:22:16,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 22:22:16,448 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-12-26 22:22:16,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:22:17,110 INFO L225 Difference]: With dead ends: 227593 [2019-12-26 22:22:17,110 INFO L226 Difference]: Without dead ends: 227593 [2019-12-26 22:22:17,111 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 [2019-12-26 22:22:23,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227593 states. [2019-12-26 22:22:26,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227593 to 204638. [2019-12-26 22:22:26,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204638 states. [2019-12-26 22:22:28,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204638 states to 204638 states and 837381 transitions. [2019-12-26 22:22:28,172 INFO L78 Accepts]: Start accepts. Automaton has 204638 states and 837381 transitions. Word has length 16 [2019-12-26 22:22:28,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:22:28,172 INFO L462 AbstractCegarLoop]: Abstraction has 204638 states and 837381 transitions. [2019-12-26 22:22:28,172 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 22:22:28,172 INFO L276 IsEmpty]: Start isEmpty. Operand 204638 states and 837381 transitions. [2019-12-26 22:22:28,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-26 22:22:28,182 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:22:28,182 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:22:28,182 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:22:28,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:22:28,183 INFO L82 PathProgramCache]: Analyzing trace with hash -32753983, now seen corresponding path program 1 times [2019-12-26 22:22:28,183 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:22:28,183 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938183573] [2019-12-26 22:22:28,184 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:22:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:22:28,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:22:28,262 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938183573] [2019-12-26 22:22:28,262 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:22:28,262 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 22:22:28,263 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245371002] [2019-12-26 22:22:28,263 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 22:22:28,263 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:22:28,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 22:22:28,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 22:22:28,264 INFO L87 Difference]: Start difference. First operand 204638 states and 837381 transitions. Second operand 4 states. [2019-12-26 22:22:36,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:22:36,052 INFO L93 Difference]: Finished difference Result 239634 states and 974592 transitions. [2019-12-26 22:22:36,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 22:22:36,053 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-12-26 22:22:36,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:22:36,759 INFO L225 Difference]: With dead ends: 239634 [2019-12-26 22:22:36,759 INFO L226 Difference]: Without dead ends: 239634 [2019-12-26 22:22:36,760 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 [2019-12-26 22:22:43,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239634 states. [2019-12-26 22:22:47,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239634 to 207981. [2019-12-26 22:22:47,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207981 states. [2019-12-26 22:22:47,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207981 states to 207981 states and 851409 transitions. [2019-12-26 22:22:47,991 INFO L78 Accepts]: Start accepts. Automaton has 207981 states and 851409 transitions. Word has length 16 [2019-12-26 22:22:47,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:22:47,991 INFO L462 AbstractCegarLoop]: Abstraction has 207981 states and 851409 transitions. [2019-12-26 22:22:47,991 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 22:22:47,992 INFO L276 IsEmpty]: Start isEmpty. Operand 207981 states and 851409 transitions. [2019-12-26 22:22:48,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-26 22:22:48,006 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:22:48,006 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:22:48,006 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:22:48,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:22:48,007 INFO L82 PathProgramCache]: Analyzing trace with hash -486126770, now seen corresponding path program 1 times [2019-12-26 22:22:48,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:22:48,007 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272774175] [2019-12-26 22:22:48,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:22:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:22:48,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:22:48,060 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272774175] [2019-12-26 22:22:48,060 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:22:48,060 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-26 22:22:48,061 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503694341] [2019-12-26 22:22:48,061 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 22:22:48,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:22:48,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 22:22:48,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:22:48,062 INFO L87 Difference]: Start difference. First operand 207981 states and 851409 transitions. Second operand 3 states. [2019-12-26 22:22:55,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:22:55,222 INFO L93 Difference]: Finished difference Result 207617 states and 849982 transitions. [2019-12-26 22:22:55,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 22:22:55,222 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-26 22:22:55,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:22:55,863 INFO L225 Difference]: With dead ends: 207617 [2019-12-26 22:22:55,863 INFO L226 Difference]: Without dead ends: 207617 [2019-12-26 22:22:55,863 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 [2019-12-26 22:23:02,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207617 states. [2019-12-26 22:23:08,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207617 to 207617. [2019-12-26 22:23:08,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207617 states. [2019-12-26 22:23:10,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207617 states to 207617 states and 849982 transitions. [2019-12-26 22:23:10,083 INFO L78 Accepts]: Start accepts. Automaton has 207617 states and 849982 transitions. Word has length 18 [2019-12-26 22:23:10,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:23:10,083 INFO L462 AbstractCegarLoop]: Abstraction has 207617 states and 849982 transitions. [2019-12-26 22:23:10,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 22:23:10,084 INFO L276 IsEmpty]: Start isEmpty. Operand 207617 states and 849982 transitions. [2019-12-26 22:23:10,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-26 22:23:10,098 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:23:10,098 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:23:10,098 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:23:10,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:23:10,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1539660278, now seen corresponding path program 1 times [2019-12-26 22:23:10,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:23:10,099 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914380946] [2019-12-26 22:23:10,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:23:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:23:10,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:23:10,173 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914380946] [2019-12-26 22:23:10,173 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:23:10,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 22:23:10,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761052628] [2019-12-26 22:23:10,174 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-26 22:23:10,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:23:10,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-26 22:23:10,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-26 22:23:10,175 INFO L87 Difference]: Start difference. First operand 207617 states and 849982 transitions. Second operand 5 states. [2019-12-26 22:23:18,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:23:18,066 INFO L93 Difference]: Finished difference Result 298601 states and 1194764 transitions. [2019-12-26 22:23:18,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-26 22:23:18,066 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-26 22:23:18,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:23:19,697 INFO L225 Difference]: With dead ends: 298601 [2019-12-26 22:23:19,698 INFO L226 Difference]: Without dead ends: 298510 [2019-12-26 22:23:19,698 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-26 22:23:31,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298510 states. [2019-12-26 22:23:35,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298510 to 222319. [2019-12-26 22:23:35,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222319 states. [2019-12-26 22:23:36,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222319 states to 222319 states and 906915 transitions. [2019-12-26 22:23:36,656 INFO L78 Accepts]: Start accepts. Automaton has 222319 states and 906915 transitions. Word has length 19 [2019-12-26 22:23:36,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:23:36,656 INFO L462 AbstractCegarLoop]: Abstraction has 222319 states and 906915 transitions. [2019-12-26 22:23:36,656 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-26 22:23:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 222319 states and 906915 transitions. [2019-12-26 22:23:36,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-26 22:23:36,676 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:23:36,676 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:23:36,676 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:23:36,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:23:36,677 INFO L82 PathProgramCache]: Analyzing trace with hash -434257907, now seen corresponding path program 1 times [2019-12-26 22:23:36,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:23:36,677 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629338318] [2019-12-26 22:23:36,677 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:23:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:23:36,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:23:36,732 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629338318] [2019-12-26 22:23:36,732 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:23:36,732 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-26 22:23:36,732 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479422508] [2019-12-26 22:23:36,733 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 22:23:36,733 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:23:36,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 22:23:36,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:23:36,733 INFO L87 Difference]: Start difference. First operand 222319 states and 906915 transitions. Second operand 3 states. [2019-12-26 22:23:39,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:23:39,161 INFO L93 Difference]: Finished difference Result 222098 states and 906008 transitions. [2019-12-26 22:23:39,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 22:23:39,162 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-12-26 22:23:39,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. Received shutdown request... [2019-12-26 22:23:48,216 INFO L225 Difference]: With dead ends: 222098 [2019-12-26 22:23:48,216 INFO L226 Difference]: Without dead ends: 222098 [2019-12-26 22:23:48,216 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 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown