/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 11:33:46,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 11:33:46,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 11:33:46,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 11:33:46,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 11:33:46,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 11:33:46,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 11:33:46,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 11:33:46,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 11:33:46,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 11:33:46,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 11:33:46,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 11:33:46,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 11:33:46,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 11:33:46,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 11:33:46,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 11:33:46,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 11:33:46,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 11:33:46,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 11:33:46,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 11:33:46,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 11:33:46,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 11:33:46,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 11:33:46,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 11:33:46,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 11:33:46,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 11:33:46,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 11:33:46,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 11:33:46,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 11:33:46,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 11:33:46,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 11:33:46,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 11:33:46,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 11:33:46,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 11:33:46,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 11:33:46,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 11:33:46,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 11:33:46,711 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 11:33:46,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 11:33:46,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 11:33:46,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 11:33:46,713 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 11:33:46,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 11:33:46,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 11:33:46,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 11:33:46,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 11:33:46,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 11:33:46,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 11:33:46,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 11:33:46,716 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 11:33:46,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 11:33:46,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 11:33:46,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 11:33:46,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 11:33:46,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 11:33:46,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 11:33:46,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 11:33:46,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 11:33:46,718 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 11:33:46,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 11:33:46,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 11:33:46,719 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 11:33:46,719 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 11:33:47,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 11:33:47,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 11:33:47,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 11:33:47,194 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 11:33:47,195 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 11:33:47,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i [2020-12-22 11:33:47,281 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d35a99b34/fd88ed8ffc474213b94df2014fa3900f/FLAG580703c33 [2020-12-22 11:33:48,077 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 11:33:48,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i [2020-12-22 11:33:48,110 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d35a99b34/fd88ed8ffc474213b94df2014fa3900f/FLAG580703c33 [2020-12-22 11:33:48,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d35a99b34/fd88ed8ffc474213b94df2014fa3900f [2020-12-22 11:33:48,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 11:33:48,355 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 11:33:48,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 11:33:48,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 11:33:48,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 11:33:48,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 11:33:48" (1/1) ... [2020-12-22 11:33:48,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18909ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:48, skipping insertion in model container [2020-12-22 11:33:48,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 11:33:48" (1/1) ... [2020-12-22 11:33:48,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 11:33:48,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 11:33:49,088 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i[41060,41073] [2020-12-22 11:33:49,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 11:33:49,165 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 11:33:49,204 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i[41060,41073] [2020-12-22 11:33:49,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 11:33:49,390 INFO L208 MainTranslator]: Completed translation [2020-12-22 11:33:49,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49 WrapperNode [2020-12-22 11:33:49,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 11:33:49,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 11:33:49,393 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 11:33:49,393 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 11:33:49,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (1/1) ... [2020-12-22 11:33:49,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (1/1) ... [2020-12-22 11:33:49,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 11:33:49,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 11:33:49,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 11:33:49,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 11:33:49,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (1/1) ... [2020-12-22 11:33:49,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (1/1) ... [2020-12-22 11:33:49,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (1/1) ... [2020-12-22 11:33:49,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (1/1) ... [2020-12-22 11:33:49,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (1/1) ... [2020-12-22 11:33:49,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (1/1) ... [2020-12-22 11:33:49,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (1/1) ... [2020-12-22 11:33:49,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 11:33:49,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 11:33:49,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 11:33:49,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 11:33:49,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 11:33:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 11:33:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 11:33:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 11:33:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 11:33:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-22 11:33:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-12-22 11:33:49,676 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-12-22 11:33:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 11:33:49,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 11:33:49,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 11:33:49,680 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-22 11:33:50,328 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 11:33:50,328 INFO L299 CfgBuilder]: Removed 35 assume(true) statements. [2020-12-22 11:33:50,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:33:50 BoogieIcfgContainer [2020-12-22 11:33:50,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 11:33:50,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 11:33:50,333 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 11:33:50,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 11:33:50,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 11:33:48" (1/3) ... [2020-12-22 11:33:50,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dd0eca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 11:33:50, skipping insertion in model container [2020-12-22 11:33:50,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:33:49" (2/3) ... [2020-12-22 11:33:50,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dd0eca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 11:33:50, skipping insertion in model container [2020-12-22 11:33:50,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:33:50" (3/3) ... [2020-12-22 11:33:50,340 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_75-tricky_address2_racefree.i [2020-12-22 11:33:50,349 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-22 11:33:50,349 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 11:33:50,355 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-22 11:33:50,356 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-22 11:33:50,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,396 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,396 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,397 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,397 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,398 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,399 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,399 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,400 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,400 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,400 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,401 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,401 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,401 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,402 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,402 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,402 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,402 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,402 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,404 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,404 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,404 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,404 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,407 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,407 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,407 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,407 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,412 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,413 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,413 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,414 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,416 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,417 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,417 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,420 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,420 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,421 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,421 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,427 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,428 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,428 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,428 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,429 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,429 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,429 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,429 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,429 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:33:50,438 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-12-22 11:33:50,462 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-22 11:33:50,485 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 11:33:50,486 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 11:33:50,486 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 11:33:50,486 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 11:33:50,486 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 11:33:50,486 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 11:33:50,486 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 11:33:50,487 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 11:33:50,503 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-12-22 11:33:50,505 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 152 places, 180 transitions, 368 flow [2020-12-22 11:33:50,509 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 152 places, 180 transitions, 368 flow [2020-12-22 11:33:50,511 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 152 places, 180 transitions, 368 flow [2020-12-22 11:33:50,648 INFO L129 PetriNetUnfolder]: 45/247 cut-off events. [2020-12-22 11:33:50,649 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2020-12-22 11:33:50,661 INFO L84 FinitePrefix]: Finished finitePrefix Result has 253 conditions, 247 events. 45/247 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 830 event pairs, 0 based on Foata normal form. 0/196 useless extension candidates. Maximal degree in co-relation 137. Up to 8 conditions per place. [2020-12-22 11:33:50,674 INFO L116 LiptonReduction]: Number of co-enabled transitions 9504 [2020-12-22 11:33:55,619 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2020-12-22 11:33:55,745 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-22 11:33:55,978 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2020-12-22 11:33:56,102 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-22 11:33:56,251 INFO L131 LiptonReduction]: Checked pairs total: 15514 [2020-12-22 11:33:56,252 INFO L133 LiptonReduction]: Total number of compositions: 164 [2020-12-22 11:33:56,259 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46 places, 67 transitions, 142 flow [2020-12-22 11:33:56,288 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 438 states. [2020-12-22 11:33:56,290 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states. [2020-12-22 11:33:56,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-22 11:33:56,296 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:33:56,297 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-12-22 11:33:56,298 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:33:56,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:33:56,304 INFO L82 PathProgramCache]: Analyzing trace with hash 484761863, now seen corresponding path program 1 times [2020-12-22 11:33:56,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:33:56,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026373554] [2020-12-22 11:33:56,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:33:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:33:56,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:33:56,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026373554] [2020-12-22 11:33:56,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:33:56,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 11:33:56,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216033664] [2020-12-22 11:33:56,522 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:33:56,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:33:56,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:33:56,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:33:56,541 INFO L87 Difference]: Start difference. First operand 438 states. Second operand 3 states. [2020-12-22 11:33:56,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:33:56,590 INFO L93 Difference]: Finished difference Result 439 states and 856 transitions. [2020-12-22 11:33:56,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:33:56,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-12-22 11:33:56,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:33:56,605 INFO L225 Difference]: With dead ends: 439 [2020-12-22 11:33:56,606 INFO L226 Difference]: Without dead ends: 228 [2020-12-22 11:33:56,607 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:33:56,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-12-22 11:33:56,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2020-12-22 11:33:56,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-12-22 11:33:56,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 420 transitions. [2020-12-22 11:33:56,683 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 420 transitions. Word has length 6 [2020-12-22 11:33:56,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:33:56,683 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 420 transitions. [2020-12-22 11:33:56,684 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:33:56,684 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2020-12-22 11:33:56,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-22 11:33:56,684 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:33:56,684 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:33:56,685 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 11:33:56,685 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:33:56,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:33:56,686 INFO L82 PathProgramCache]: Analyzing trace with hash 2111530085, now seen corresponding path program 1 times [2020-12-22 11:33:56,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:33:56,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411687375] [2020-12-22 11:33:56,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:33:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:33:56,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:33:56,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411687375] [2020-12-22 11:33:56,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295980934] [2020-12-22 11:33:56,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:33:56,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 11:33:56,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:33:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 11:33:56,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 11:33:56,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-12-22 11:33:56,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351636095] [2020-12-22 11:33:56,903 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:33:56,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:33:56,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:33:56,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:33:56,904 INFO L87 Difference]: Start difference. First operand 228 states and 420 transitions. Second operand 3 states. [2020-12-22 11:33:56,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:33:56,922 INFO L93 Difference]: Finished difference Result 224 states and 416 transitions. [2020-12-22 11:33:56,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:33:56,923 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-12-22 11:33:56,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:33:56,925 INFO L225 Difference]: With dead ends: 224 [2020-12-22 11:33:56,926 INFO L226 Difference]: Without dead ends: 224 [2020-12-22 11:33:56,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:33:56,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-12-22 11:33:56,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2020-12-22 11:33:56,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-12-22 11:33:56,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 416 transitions. [2020-12-22 11:33:56,944 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 416 transitions. Word has length 7 [2020-12-22 11:33:56,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:33:56,944 INFO L481 AbstractCegarLoop]: Abstraction has 224 states and 416 transitions. [2020-12-22 11:33:56,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:33:56,945 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 416 transitions. [2020-12-22 11:33:56,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-22 11:33:56,945 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:33:56,946 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-12-22 11:33:57,160 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-12-22 11:33:57,160 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:33:57,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:33:57,162 INFO L82 PathProgramCache]: Analyzing trace with hash 1009433649, now seen corresponding path program 1 times [2020-12-22 11:33:57,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:33:57,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894797048] [2020-12-22 11:33:57,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:33:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:33:57,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:57,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894797048] [2020-12-22 11:33:57,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [659413968] [2020-12-22 11:33:57,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:33:57,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 11:33:57,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:33:57,368 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:57,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:33:57,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2020-12-22 11:33:57,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418051293] [2020-12-22 11:33:57,369 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 11:33:57,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:33:57,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 11:33:57,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:33:57,370 INFO L87 Difference]: Start difference. First operand 224 states and 416 transitions. Second operand 5 states. [2020-12-22 11:33:57,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:33:57,410 INFO L93 Difference]: Finished difference Result 225 states and 417 transitions. [2020-12-22 11:33:57,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 11:33:57,410 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 8 [2020-12-22 11:33:57,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:33:57,413 INFO L225 Difference]: With dead ends: 225 [2020-12-22 11:33:57,413 INFO L226 Difference]: Without dead ends: 225 [2020-12-22 11:33:57,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:33:57,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-12-22 11:33:57,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2020-12-22 11:33:57,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-12-22 11:33:57,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 417 transitions. [2020-12-22 11:33:57,444 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 417 transitions. Word has length 8 [2020-12-22 11:33:57,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:33:57,449 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 417 transitions. [2020-12-22 11:33:57,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 11:33:57,450 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 417 transitions. [2020-12-22 11:33:57,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-22 11:33:57,450 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:33:57,450 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2020-12-22 11:33:57,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:57,667 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:33:57,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:33:57,668 INFO L82 PathProgramCache]: Analyzing trace with hash 965599247, now seen corresponding path program 2 times [2020-12-22 11:33:57,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:33:57,669 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307863831] [2020-12-22 11:33:57,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:33:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:33:57,726 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:57,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307863831] [2020-12-22 11:33:57,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [302313707] [2020-12-22 11:33:57,727 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:57,810 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 11:33:57,810 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:33:57,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-22 11:33:57,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:33:57,842 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:57,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:33:57,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-22 11:33:57,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519653260] [2020-12-22 11:33:57,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 11:33:57,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:33:57,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 11:33:57,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-22 11:33:57,845 INFO L87 Difference]: Start difference. First operand 225 states and 417 transitions. Second operand 6 states. [2020-12-22 11:33:57,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:33:57,861 INFO L93 Difference]: Finished difference Result 226 states and 418 transitions. [2020-12-22 11:33:57,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 11:33:57,866 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2020-12-22 11:33:57,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:33:57,868 INFO L225 Difference]: With dead ends: 226 [2020-12-22 11:33:57,868 INFO L226 Difference]: Without dead ends: 226 [2020-12-22 11:33:57,868 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-22 11:33:57,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-12-22 11:33:57,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2020-12-22 11:33:57,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2020-12-22 11:33:57,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 418 transitions. [2020-12-22 11:33:57,896 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 418 transitions. Word has length 9 [2020-12-22 11:33:57,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:33:57,896 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 418 transitions. [2020-12-22 11:33:57,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 11:33:57,897 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2020-12-22 11:33:57,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-22 11:33:57,897 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:33:57,898 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1] [2020-12-22 11:33:58,112 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:58,113 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:33:58,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:33:58,114 INFO L82 PathProgramCache]: Analyzing trace with hash -393267215, now seen corresponding path program 3 times [2020-12-22 11:33:58,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:33:58,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540760951] [2020-12-22 11:33:58,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:33:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:33:58,203 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:58,203 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540760951] [2020-12-22 11:33:58,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [816136227] [2020-12-22 11:33:58,204 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:58,308 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2020-12-22 11:33:58,308 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:33:58,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 11:33:58,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:33:58,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:58,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:33:58,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-12-22 11:33:58,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256090831] [2020-12-22 11:33:58,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 11:33:58,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:33:58,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 11:33:58,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 11:33:58,359 INFO L87 Difference]: Start difference. First operand 226 states and 418 transitions. Second operand 7 states. [2020-12-22 11:33:58,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:33:58,384 INFO L93 Difference]: Finished difference Result 227 states and 419 transitions. [2020-12-22 11:33:58,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 11:33:58,386 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 10 [2020-12-22 11:33:58,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:33:58,388 INFO L225 Difference]: With dead ends: 227 [2020-12-22 11:33:58,388 INFO L226 Difference]: Without dead ends: 227 [2020-12-22 11:33:58,388 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 11:33:58,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-12-22 11:33:58,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2020-12-22 11:33:58,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-12-22 11:33:58,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 419 transitions. [2020-12-22 11:33:58,396 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 419 transitions. Word has length 10 [2020-12-22 11:33:58,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:33:58,397 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 419 transitions. [2020-12-22 11:33:58,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 11:33:58,397 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2020-12-22 11:33:58,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-22 11:33:58,399 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:33:58,399 INFO L422 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1] [2020-12-22 11:33:58,612 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:58,613 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:33:58,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:33:58,614 INFO L82 PathProgramCache]: Analyzing trace with hash 431545423, now seen corresponding path program 4 times [2020-12-22 11:33:58,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:33:58,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968336410] [2020-12-22 11:33:58,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:33:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:33:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:58,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968336410] [2020-12-22 11:33:58,712 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336897314] [2020-12-22 11:33:58,712 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:58,839 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-22 11:33:58,839 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:33:58,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 11:33:58,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:33:58,864 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:58,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:33:58,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-12-22 11:33:58,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970705001] [2020-12-22 11:33:58,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:33:58,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:33:58,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:33:58,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:33:58,866 INFO L87 Difference]: Start difference. First operand 227 states and 419 transitions. Second operand 8 states. [2020-12-22 11:33:58,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:33:58,883 INFO L93 Difference]: Finished difference Result 228 states and 420 transitions. [2020-12-22 11:33:58,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 11:33:58,886 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 11 [2020-12-22 11:33:58,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:33:58,887 INFO L225 Difference]: With dead ends: 228 [2020-12-22 11:33:58,887 INFO L226 Difference]: Without dead ends: 228 [2020-12-22 11:33:58,890 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:33:58,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-12-22 11:33:58,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2020-12-22 11:33:58,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-12-22 11:33:58,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 420 transitions. [2020-12-22 11:33:58,898 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 420 transitions. Word has length 11 [2020-12-22 11:33:58,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:33:58,899 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 420 transitions. [2020-12-22 11:33:58,899 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:33:58,899 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2020-12-22 11:33:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-22 11:33:58,900 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:33:58,900 INFO L422 BasicCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1] [2020-12-22 11:33:59,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-12-22 11:33:59,115 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:33:59,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:33:59,116 INFO L82 PathProgramCache]: Analyzing trace with hash 230933425, now seen corresponding path program 5 times [2020-12-22 11:33:59,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:33:59,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741537491] [2020-12-22 11:33:59,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:33:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:33:59,250 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:59,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741537491] [2020-12-22 11:33:59,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [906983022] [2020-12-22 11:33:59,251 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:59,324 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2020-12-22 11:33:59,325 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:33:59,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-22 11:33:59,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:33:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:59,356 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:33:59,356 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2020-12-22 11:33:59,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190915101] [2020-12-22 11:33:59,357 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-22 11:33:59,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:33:59,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-22 11:33:59,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2020-12-22 11:33:59,358 INFO L87 Difference]: Start difference. First operand 228 states and 420 transitions. Second operand 9 states. [2020-12-22 11:33:59,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:33:59,377 INFO L93 Difference]: Finished difference Result 229 states and 421 transitions. [2020-12-22 11:33:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 11:33:59,378 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2020-12-22 11:33:59,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:33:59,380 INFO L225 Difference]: With dead ends: 229 [2020-12-22 11:33:59,380 INFO L226 Difference]: Without dead ends: 229 [2020-12-22 11:33:59,380 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2020-12-22 11:33:59,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2020-12-22 11:33:59,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 229. [2020-12-22 11:33:59,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-12-22 11:33:59,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 421 transitions. [2020-12-22 11:33:59,388 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 421 transitions. Word has length 12 [2020-12-22 11:33:59,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:33:59,389 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 421 transitions. [2020-12-22 11:33:59,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-22 11:33:59,389 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 421 transitions. [2020-12-22 11:33:59,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-22 11:33:59,390 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:33:59,390 INFO L422 BasicCegarLoop]: trace histogram [6, 2, 1, 1, 1, 1, 1] [2020-12-22 11:33:59,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:59,604 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:33:59,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:33:59,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1693071217, now seen corresponding path program 6 times [2020-12-22 11:33:59,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:33:59,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965899613] [2020-12-22 11:33:59,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:33:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:33:59,705 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:59,706 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965899613] [2020-12-22 11:33:59,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93101714] [2020-12-22 11:33:59,707 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:33:59,790 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2020-12-22 11:33:59,790 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:33:59,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-22 11:33:59,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:33:59,827 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:33:59,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:33:59,827 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2020-12-22 11:33:59,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858709896] [2020-12-22 11:33:59,828 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 11:33:59,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:33:59,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 11:33:59,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-12-22 11:33:59,829 INFO L87 Difference]: Start difference. First operand 229 states and 421 transitions. Second operand 10 states. [2020-12-22 11:33:59,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:33:59,848 INFO L93 Difference]: Finished difference Result 230 states and 422 transitions. [2020-12-22 11:33:59,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 11:33:59,849 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 13 [2020-12-22 11:33:59,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:33:59,851 INFO L225 Difference]: With dead ends: 230 [2020-12-22 11:33:59,851 INFO L226 Difference]: Without dead ends: 230 [2020-12-22 11:33:59,851 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-12-22 11:33:59,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2020-12-22 11:33:59,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2020-12-22 11:33:59,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2020-12-22 11:33:59,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 422 transitions. [2020-12-22 11:33:59,859 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 422 transitions. Word has length 13 [2020-12-22 11:33:59,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:33:59,859 INFO L481 AbstractCegarLoop]: Abstraction has 230 states and 422 transitions. [2020-12-22 11:33:59,859 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 11:33:59,859 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 422 transitions. [2020-12-22 11:33:59,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-22 11:33:59,860 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:33:59,860 INFO L422 BasicCegarLoop]: trace histogram [7, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:00,073 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:00,074 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:00,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:00,075 INFO L82 PathProgramCache]: Analyzing trace with hash -1207672975, now seen corresponding path program 7 times [2020-12-22 11:34:00,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:00,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342803756] [2020-12-22 11:34:00,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:00,165 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:34:00,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342803756] [2020-12-22 11:34:00,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25410957] [2020-12-22 11:34:00,166 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:00,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-22 11:34:00,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:00,272 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:34:00,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:00,273 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2020-12-22 11:34:00,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647615378] [2020-12-22 11:34:00,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-22 11:34:00,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:00,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-22 11:34:00,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-12-22 11:34:00,275 INFO L87 Difference]: Start difference. First operand 230 states and 422 transitions. Second operand 11 states. [2020-12-22 11:34:00,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:00,291 INFO L93 Difference]: Finished difference Result 231 states and 423 transitions. [2020-12-22 11:34:00,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 11:34:00,291 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 14 [2020-12-22 11:34:00,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:00,295 INFO L225 Difference]: With dead ends: 231 [2020-12-22 11:34:00,295 INFO L226 Difference]: Without dead ends: 231 [2020-12-22 11:34:00,296 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-12-22 11:34:00,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2020-12-22 11:34:00,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2020-12-22 11:34:00,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-12-22 11:34:00,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 423 transitions. [2020-12-22 11:34:00,306 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 423 transitions. Word has length 14 [2020-12-22 11:34:00,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:00,306 INFO L481 AbstractCegarLoop]: Abstraction has 231 states and 423 transitions. [2020-12-22 11:34:00,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-22 11:34:00,306 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 423 transitions. [2020-12-22 11:34:00,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-22 11:34:00,309 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:00,310 INFO L422 BasicCegarLoop]: trace histogram [8, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:00,510 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-12-22 11:34:00,511 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:00,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:00,512 INFO L82 PathProgramCache]: Analyzing trace with hash 954770639, now seen corresponding path program 8 times [2020-12-22 11:34:00,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:00,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737389237] [2020-12-22 11:34:00,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:00,645 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:34:00,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737389237] [2020-12-22 11:34:00,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2012386808] [2020-12-22 11:34:00,646 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:00,719 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 11:34:00,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:34:00,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-22 11:34:00,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:00,756 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:34:00,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:00,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2020-12-22 11:34:00,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929082763] [2020-12-22 11:34:00,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-22 11:34:00,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:00,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-22 11:34:00,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:34:00,758 INFO L87 Difference]: Start difference. First operand 231 states and 423 transitions. Second operand 12 states. [2020-12-22 11:34:00,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:00,780 INFO L93 Difference]: Finished difference Result 232 states and 424 transitions. [2020-12-22 11:34:00,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 11:34:00,781 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2020-12-22 11:34:00,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:00,783 INFO L225 Difference]: With dead ends: 232 [2020-12-22 11:34:00,783 INFO L226 Difference]: Without dead ends: 232 [2020-12-22 11:34:00,783 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:34:00,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2020-12-22 11:34:00,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2020-12-22 11:34:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-12-22 11:34:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 424 transitions. [2020-12-22 11:34:00,791 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 424 transitions. Word has length 15 [2020-12-22 11:34:00,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:00,791 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 424 transitions. [2020-12-22 11:34:00,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-22 11:34:00,791 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 424 transitions. [2020-12-22 11:34:00,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-22 11:34:00,792 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:00,792 INFO L422 BasicCegarLoop]: trace histogram [9, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:01,005 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:01,006 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:01,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:01,007 INFO L82 PathProgramCache]: Analyzing trace with hash -728954063, now seen corresponding path program 9 times [2020-12-22 11:34:01,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:01,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921483987] [2020-12-22 11:34:01,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:01,158 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:34:01,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921483987] [2020-12-22 11:34:01,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2083875715] [2020-12-22 11:34:01,159 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:01,294 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2020-12-22 11:34:01,294 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:34:01,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-22 11:34:01,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:01,359 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 11:34:01,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:01,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2020-12-22 11:34:01,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893897100] [2020-12-22 11:34:01,360 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 11:34:01,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:01,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 11:34:01,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2020-12-22 11:34:01,361 INFO L87 Difference]: Start difference. First operand 232 states and 424 transitions. Second operand 13 states. [2020-12-22 11:34:01,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:01,384 INFO L93 Difference]: Finished difference Result 233 states and 425 transitions. [2020-12-22 11:34:01,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 11:34:01,385 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 16 [2020-12-22 11:34:01,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:01,387 INFO L225 Difference]: With dead ends: 233 [2020-12-22 11:34:01,387 INFO L226 Difference]: Without dead ends: 233 [2020-12-22 11:34:01,388 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2020-12-22 11:34:01,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2020-12-22 11:34:01,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2020-12-22 11:34:01,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-12-22 11:34:01,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 425 transitions. [2020-12-22 11:34:01,396 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 425 transitions. Word has length 16 [2020-12-22 11:34:01,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:01,396 INFO L481 AbstractCegarLoop]: Abstraction has 233 states and 425 transitions. [2020-12-22 11:34:01,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 11:34:01,396 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 425 transitions. [2020-12-22 11:34:01,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 11:34:01,401 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:01,402 INFO L422 BasicCegarLoop]: trace histogram [10, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:01,616 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:01,616 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:01,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:01,618 INFO L82 PathProgramCache]: Analyzing trace with hash -1384812273, now seen corresponding path program 10 times [2020-12-22 11:34:01,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:01,619 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525007501] [2020-12-22 11:34:01,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 11:34:01,675 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 11:34:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 11:34:01,730 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 11:34:01,761 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-22 11:34:01,761 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-22 11:34:01,762 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 11:34:01,762 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-12-22 11:34:01,763 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-12-22 11:34:01,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,793 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,793 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,793 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,794 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,794 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,794 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,796 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,796 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,796 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,796 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,796 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,796 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,801 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,801 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,801 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,802 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,804 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,805 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,805 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,805 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,807 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,808 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,808 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,808 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,808 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,808 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,809 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,814 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,814 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,823 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,824 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,824 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,824 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,825 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,825 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,825 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,826 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,826 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,826 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,826 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,826 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,827 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,827 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,827 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,827 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,827 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,827 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,829 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,829 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,829 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,829 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,829 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,829 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,829 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,829 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,830 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,830 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,830 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,830 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,830 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,830 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,830 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,830 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,830 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,833 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,833 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,833 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,833 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,833 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,833 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,833 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,833 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,835 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,835 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,835 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,835 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,835 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,835 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,835 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,835 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,835 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,836 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,836 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,836 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,836 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,836 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,836 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,836 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,836 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,836 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,837 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,837 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,837 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,837 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,838 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,838 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,838 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,840 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,844 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,844 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,844 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,845 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,845 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,845 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,845 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,845 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,845 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,845 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,846 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,846 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,846 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,849 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,851 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,852 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:01,854 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2020-12-22 11:34:01,854 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-22 11:34:01,855 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 11:34:01,856 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 11:34:01,856 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 11:34:01,856 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 11:34:01,856 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 11:34:01,856 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 11:34:01,856 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 11:34:01,856 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 11:34:01,860 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-12-22 11:34:01,861 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 208 places, 248 transitions, 514 flow [2020-12-22 11:34:01,861 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 208 places, 248 transitions, 514 flow [2020-12-22 11:34:01,861 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 208 places, 248 transitions, 514 flow [2020-12-22 11:34:01,982 INFO L129 PetriNetUnfolder]: 75/405 cut-off events. [2020-12-22 11:34:01,982 INFO L130 PetriNetUnfolder]: For 6/9 co-relation queries the response was YES. [2020-12-22 11:34:01,990 INFO L84 FinitePrefix]: Finished finitePrefix Result has 419 conditions, 405 events. 75/405 cut-off events. For 6/9 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1723 event pairs, 0 based on Foata normal form. 0/321 useless extension candidates. Maximal degree in co-relation 249. Up to 12 conditions per place. [2020-12-22 11:34:02,029 INFO L116 LiptonReduction]: Number of co-enabled transitions 29172 [2020-12-22 11:34:07,832 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 89 [2020-12-22 11:34:07,935 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-22 11:34:08,176 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 89 [2020-12-22 11:34:08,300 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-22 11:34:08,841 INFO L131 LiptonReduction]: Checked pairs total: 50378 [2020-12-22 11:34:08,842 INFO L133 LiptonReduction]: Total number of compositions: 223 [2020-12-22 11:34:08,842 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 68 places, 99 transitions, 216 flow [2020-12-22 11:34:09,554 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 8341 states. [2020-12-22 11:34:09,554 INFO L276 IsEmpty]: Start isEmpty. Operand 8341 states. [2020-12-22 11:34:09,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-22 11:34:09,555 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:09,555 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-12-22 11:34:09,555 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:09,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:09,556 INFO L82 PathProgramCache]: Analyzing trace with hash -954631693, now seen corresponding path program 1 times [2020-12-22 11:34:09,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:09,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13670454] [2020-12-22 11:34:09,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:09,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:34:09,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13670454] [2020-12-22 11:34:09,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:34:09,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 11:34:09,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846321243] [2020-12-22 11:34:09,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:34:09,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:09,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:34:09,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:34:09,581 INFO L87 Difference]: Start difference. First operand 8341 states. Second operand 3 states. [2020-12-22 11:34:09,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:09,707 INFO L93 Difference]: Finished difference Result 8342 states and 24474 transitions. [2020-12-22 11:34:09,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:34:09,708 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-12-22 11:34:09,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:09,766 INFO L225 Difference]: With dead ends: 8342 [2020-12-22 11:34:09,766 INFO L226 Difference]: Without dead ends: 5504 [2020-12-22 11:34:09,767 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:34:09,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5504 states. [2020-12-22 11:34:10,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5504 to 5504. [2020-12-22 11:34:10,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5504 states. [2020-12-22 11:34:10,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5504 states to 5504 states and 15670 transitions. [2020-12-22 11:34:10,037 INFO L78 Accepts]: Start accepts. Automaton has 5504 states and 15670 transitions. Word has length 6 [2020-12-22 11:34:10,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:10,037 INFO L481 AbstractCegarLoop]: Abstraction has 5504 states and 15670 transitions. [2020-12-22 11:34:10,037 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:34:10,038 INFO L276 IsEmpty]: Start isEmpty. Operand 5504 states and 15670 transitions. [2020-12-22 11:34:10,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-22 11:34:10,038 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:10,038 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:34:10,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 11:34:10,039 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:10,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:10,039 INFO L82 PathProgramCache]: Analyzing trace with hash 91400751, now seen corresponding path program 1 times [2020-12-22 11:34:10,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:10,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509907463] [2020-12-22 11:34:10,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:10,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:34:10,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509907463] [2020-12-22 11:34:10,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2069977239] [2020-12-22 11:34:10,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:10,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 11:34:10,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:10,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 11:34:10,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 11:34:10,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-12-22 11:34:10,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76346200] [2020-12-22 11:34:10,151 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:34:10,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:10,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:34:10,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:34:10,153 INFO L87 Difference]: Start difference. First operand 5504 states and 15670 transitions. Second operand 3 states. [2020-12-22 11:34:10,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:10,213 INFO L93 Difference]: Finished difference Result 5500 states and 15666 transitions. [2020-12-22 11:34:10,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:34:10,214 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-12-22 11:34:10,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:10,255 INFO L225 Difference]: With dead ends: 5500 [2020-12-22 11:34:10,256 INFO L226 Difference]: Without dead ends: 5500 [2020-12-22 11:34:10,256 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:34:10,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5500 states. [2020-12-22 11:34:10,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5500 to 5500. [2020-12-22 11:34:10,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5500 states. [2020-12-22 11:34:10,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5500 states to 5500 states and 15666 transitions. [2020-12-22 11:34:10,566 INFO L78 Accepts]: Start accepts. Automaton has 5500 states and 15666 transitions. Word has length 7 [2020-12-22 11:34:10,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:10,566 INFO L481 AbstractCegarLoop]: Abstraction has 5500 states and 15666 transitions. [2020-12-22 11:34:10,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:34:10,567 INFO L276 IsEmpty]: Start isEmpty. Operand 5500 states and 15666 transitions. [2020-12-22 11:34:10,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-22 11:34:10,568 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:10,568 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:34:10,782 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-22 11:34:10,783 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:10,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:10,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1139071867, now seen corresponding path program 1 times [2020-12-22 11:34:10,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:10,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488874894] [2020-12-22 11:34:10,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:34:10,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488874894] [2020-12-22 11:34:10,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904477245] [2020-12-22 11:34:10,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:10,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 11:34:10,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:10,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:34:10,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:10,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2020-12-22 11:34:10,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019338530] [2020-12-22 11:34:10,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 11:34:10,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:10,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 11:34:10,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:34:10,912 INFO L87 Difference]: Start difference. First operand 5500 states and 15666 transitions. Second operand 5 states. [2020-12-22 11:34:10,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:10,980 INFO L93 Difference]: Finished difference Result 5501 states and 15667 transitions. [2020-12-22 11:34:10,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 11:34:10,981 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2020-12-22 11:34:10,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:11,016 INFO L225 Difference]: With dead ends: 5501 [2020-12-22 11:34:11,017 INFO L226 Difference]: Without dead ends: 5501 [2020-12-22 11:34:11,017 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:34:11,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5501 states. [2020-12-22 11:34:11,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5501 to 5501. [2020-12-22 11:34:11,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5501 states. [2020-12-22 11:34:11,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5501 states to 5501 states and 15667 transitions. [2020-12-22 11:34:11,230 INFO L78 Accepts]: Start accepts. Automaton has 5501 states and 15667 transitions. Word has length 9 [2020-12-22 11:34:11,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:11,230 INFO L481 AbstractCegarLoop]: Abstraction has 5501 states and 15667 transitions. [2020-12-22 11:34:11,230 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 11:34:11,231 INFO L276 IsEmpty]: Start isEmpty. Operand 5501 states and 15667 transitions. [2020-12-22 11:34:11,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-22 11:34:11,231 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:11,231 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:34:11,445 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-12-22 11:34:11,446 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:11,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:11,447 INFO L82 PathProgramCache]: Analyzing trace with hash -791088705, now seen corresponding path program 2 times [2020-12-22 11:34:11,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:11,447 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846638375] [2020-12-22 11:34:11,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:11,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:34:11,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846638375] [2020-12-22 11:34:11,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2051417123] [2020-12-22 11:34:11,477 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:11,543 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-12-22 11:34:11,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:34:11,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-22 11:34:11,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:11,659 INFO L348 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-12-22 11:34:11,660 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 18 treesize of output 49 [2020-12-22 11:34:11,662 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 11:34:11,700 INFO L625 ElimStorePlain]: treesize reduction 10, result has 82.1 percent of original size [2020-12-22 11:34:11,711 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2020-12-22 11:34:11,711 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 11:34:11,726 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:34:11,735 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,739 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,740 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,741 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2020-12-22 11:34:11,743 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-22 11:34:11,744 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:26, output treesize:45 [2020-12-22 11:34:11,746 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,747 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,748 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,749 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2020-12-22 11:34:11,778 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,779 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,781 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,782 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2020-12-22 11:34:11,808 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,809 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,811 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,812 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2020-12-22 11:34:11,842 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,844 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,845 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:34:11,848 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 6 disjuncts [2020-12-22 11:34:12,004 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:34:12,005 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2020-12-22 11:34:12,008 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 11:34:12,009 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 11:34:12,011 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 11:34:12,012 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 11:34:12,016 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 11:34:12,082 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:34:12,082 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2020-12-22 11:34:12,087 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 11:34:12,091 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 11:34:12,092 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 11:34:12,093 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 11:34:12,095 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 11:34:12,156 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:34:12,156 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2020-12-22 11:34:12,160 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 11:34:12,161 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 11:34:12,161 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 11:34:12,162 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 11:34:12,166 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 11:34:12,256 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:34:12,257 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 139 [2020-12-22 11:34:12,261 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 11:34:12,263 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 11:34:12,264 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 11:34:12,264 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 11:34:12,266 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 11:34:12,269 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-22 11:34:12,317 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:34:12,317 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2020-12-22 11:34:12,320 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 11:34:12,321 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 11:34:12,323 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 11:34:12,323 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 11:34:12,326 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-22 11:34:12,432 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 26 [2020-12-22 11:34:12,432 INFO L625 ElimStorePlain]: treesize reduction 65, result has 51.9 percent of original size [2020-12-22 11:34:12,439 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2020-12-22 11:34:12,439 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:169, output treesize:27 [2020-12-22 11:34:12,469 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2020-12-22 11:34:12,473 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2020-12-22 11:34:12,474 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 11:34:12,478 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:34:12,479 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 11:34:12,484 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:34:12,486 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-22 11:34:12,487 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:26, output treesize:22 [2020-12-22 11:34:12,526 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 11:34:12,527 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 11:34:12,527 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 7 [2020-12-22 11:34:12,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194909672] [2020-12-22 11:34:12,528 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 11:34:12,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:12,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 11:34:12,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:34:12,529 INFO L87 Difference]: Start difference. First operand 5501 states and 15667 transitions. Second operand 5 states. [2020-12-22 11:34:12,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:12,789 INFO L93 Difference]: Finished difference Result 5878 states and 16336 transitions. [2020-12-22 11:34:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 11:34:12,789 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2020-12-22 11:34:12,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:12,809 INFO L225 Difference]: With dead ends: 5878 [2020-12-22 11:34:12,809 INFO L226 Difference]: Without dead ends: 5618 [2020-12-22 11:34:12,809 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-12-22 11:34:12,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5618 states. [2020-12-22 11:34:13,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5618 to 5570. [2020-12-22 11:34:13,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5570 states. [2020-12-22 11:34:13,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5570 states to 5570 states and 15563 transitions. [2020-12-22 11:34:13,071 INFO L78 Accepts]: Start accepts. Automaton has 5570 states and 15563 transitions. Word has length 10 [2020-12-22 11:34:13,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:13,071 INFO L481 AbstractCegarLoop]: Abstraction has 5570 states and 15563 transitions. [2020-12-22 11:34:13,071 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 11:34:13,071 INFO L276 IsEmpty]: Start isEmpty. Operand 5570 states and 15563 transitions. [2020-12-22 11:34:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-22 11:34:13,076 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:13,076 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:13,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-22 11:34:13,291 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:13,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:13,293 INFO L82 PathProgramCache]: Analyzing trace with hash -2108284215, now seen corresponding path program 1 times [2020-12-22 11:34:13,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:13,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84714686] [2020-12-22 11:34:13,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:13,358 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:13,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84714686] [2020-12-22 11:34:13,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1932737205] [2020-12-22 11:34:13,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:13,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-22 11:34:13,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:13,451 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:13,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:13,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-22 11:34:13,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006241324] [2020-12-22 11:34:13,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 11:34:13,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:13,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 11:34:13,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-22 11:34:13,457 INFO L87 Difference]: Start difference. First operand 5570 states and 15563 transitions. Second operand 6 states. [2020-12-22 11:34:13,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:13,503 INFO L93 Difference]: Finished difference Result 5571 states and 15564 transitions. [2020-12-22 11:34:13,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 11:34:13,504 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2020-12-22 11:34:13,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:13,524 INFO L225 Difference]: With dead ends: 5571 [2020-12-22 11:34:13,524 INFO L226 Difference]: Without dead ends: 5571 [2020-12-22 11:34:13,524 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-22 11:34:13,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5571 states. [2020-12-22 11:34:13,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5571 to 5571. [2020-12-22 11:34:13,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5571 states. [2020-12-22 11:34:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5571 states to 5571 states and 15564 transitions. [2020-12-22 11:34:13,757 INFO L78 Accepts]: Start accepts. Automaton has 5571 states and 15564 transitions. Word has length 14 [2020-12-22 11:34:13,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:13,759 INFO L481 AbstractCegarLoop]: Abstraction has 5571 states and 15564 transitions. [2020-12-22 11:34:13,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 11:34:13,759 INFO L276 IsEmpty]: Start isEmpty. Operand 5571 states and 15564 transitions. [2020-12-22 11:34:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-22 11:34:13,760 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:13,760 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:13,974 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:13,975 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:13,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:13,975 INFO L82 PathProgramCache]: Analyzing trace with hash -326543611, now seen corresponding path program 2 times [2020-12-22 11:34:13,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:13,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038475341] [2020-12-22 11:34:13,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:14,016 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:14,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038475341] [2020-12-22 11:34:14,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1015851877] [2020-12-22 11:34:14,017 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:14,087 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 11:34:14,088 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:34:14,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 11:34:14,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:14,114 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:14,114 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:14,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-12-22 11:34:14,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540421344] [2020-12-22 11:34:14,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 11:34:14,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:14,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 11:34:14,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 11:34:14,118 INFO L87 Difference]: Start difference. First operand 5571 states and 15564 transitions. Second operand 7 states. [2020-12-22 11:34:14,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:14,163 INFO L93 Difference]: Finished difference Result 5572 states and 15565 transitions. [2020-12-22 11:34:14,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 11:34:14,164 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2020-12-22 11:34:14,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:14,183 INFO L225 Difference]: With dead ends: 5572 [2020-12-22 11:34:14,183 INFO L226 Difference]: Without dead ends: 5572 [2020-12-22 11:34:14,183 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 11:34:14,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5572 states. [2020-12-22 11:34:14,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5572 to 5572. [2020-12-22 11:34:14,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5572 states. [2020-12-22 11:34:14,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5572 states to 5572 states and 15565 transitions. [2020-12-22 11:34:14,419 INFO L78 Accepts]: Start accepts. Automaton has 5572 states and 15565 transitions. Word has length 15 [2020-12-22 11:34:14,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:14,419 INFO L481 AbstractCegarLoop]: Abstraction has 5572 states and 15565 transitions. [2020-12-22 11:34:14,419 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 11:34:14,419 INFO L276 IsEmpty]: Start isEmpty. Operand 5572 states and 15565 transitions. [2020-12-22 11:34:14,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-22 11:34:14,420 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:14,420 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:14,628 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-22 11:34:14,629 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:14,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:14,629 INFO L82 PathProgramCache]: Analyzing trace with hash -927159735, now seen corresponding path program 3 times [2020-12-22 11:34:14,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:14,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928609996] [2020-12-22 11:34:14,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:14,672 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:14,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928609996] [2020-12-22 11:34:14,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1476719463] [2020-12-22 11:34:14,672 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:14,744 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2020-12-22 11:34:14,745 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:34:14,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 11:34:14,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:14,767 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:14,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:14,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-12-22 11:34:14,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946319807] [2020-12-22 11:34:14,768 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:34:14,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:14,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:34:14,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:34:14,769 INFO L87 Difference]: Start difference. First operand 5572 states and 15565 transitions. Second operand 8 states. [2020-12-22 11:34:14,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:14,808 INFO L93 Difference]: Finished difference Result 5573 states and 15566 transitions. [2020-12-22 11:34:14,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 11:34:14,809 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2020-12-22 11:34:14,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:14,826 INFO L225 Difference]: With dead ends: 5573 [2020-12-22 11:34:14,827 INFO L226 Difference]: Without dead ends: 5573 [2020-12-22 11:34:14,827 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:34:14,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5573 states. [2020-12-22 11:34:15,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5573 to 5573. [2020-12-22 11:34:15,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5573 states. [2020-12-22 11:34:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5573 states to 5573 states and 15566 transitions. [2020-12-22 11:34:15,033 INFO L78 Accepts]: Start accepts. Automaton has 5573 states and 15566 transitions. Word has length 16 [2020-12-22 11:34:15,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:15,033 INFO L481 AbstractCegarLoop]: Abstraction has 5573 states and 15566 transitions. [2020-12-22 11:34:15,033 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:34:15,033 INFO L276 IsEmpty]: Start isEmpty. Operand 5573 states and 15566 transitions. [2020-12-22 11:34:15,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 11:34:15,034 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:15,034 INFO L422 BasicCegarLoop]: trace histogram [5, 3, 2, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:15,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:15,249 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:15,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:15,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1928576901, now seen corresponding path program 4 times [2020-12-22 11:34:15,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:15,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555537549] [2020-12-22 11:34:15,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:15,313 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:15,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555537549] [2020-12-22 11:34:15,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072396494] [2020-12-22 11:34:15,314 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:15,392 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-12-22 11:34:15,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:34:15,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-22 11:34:15,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:15,413 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:15,414 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:15,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2020-12-22 11:34:15,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071608573] [2020-12-22 11:34:15,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-22 11:34:15,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:15,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-22 11:34:15,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2020-12-22 11:34:15,415 INFO L87 Difference]: Start difference. First operand 5573 states and 15566 transitions. Second operand 9 states. [2020-12-22 11:34:15,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:15,455 INFO L93 Difference]: Finished difference Result 5574 states and 15567 transitions. [2020-12-22 11:34:15,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 11:34:15,456 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2020-12-22 11:34:15,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:15,474 INFO L225 Difference]: With dead ends: 5574 [2020-12-22 11:34:15,474 INFO L226 Difference]: Without dead ends: 5574 [2020-12-22 11:34:15,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2020-12-22 11:34:15,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5574 states. [2020-12-22 11:34:15,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5574 to 5574. [2020-12-22 11:34:15,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5574 states. [2020-12-22 11:34:15,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5574 states to 5574 states and 15567 transitions. [2020-12-22 11:34:15,647 INFO L78 Accepts]: Start accepts. Automaton has 5574 states and 15567 transitions. Word has length 17 [2020-12-22 11:34:15,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:15,647 INFO L481 AbstractCegarLoop]: Abstraction has 5574 states and 15567 transitions. [2020-12-22 11:34:15,647 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-22 11:34:15,647 INFO L276 IsEmpty]: Start isEmpty. Operand 5574 states and 15567 transitions. [2020-12-22 11:34:15,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:34:15,648 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:15,648 INFO L422 BasicCegarLoop]: trace histogram [6, 3, 2, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:15,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:15,862 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:15,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:15,863 INFO L82 PathProgramCache]: Analyzing trace with hash 262099401, now seen corresponding path program 5 times [2020-12-22 11:34:15,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:15,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752552882] [2020-12-22 11:34:15,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:15,923 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:15,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752552882] [2020-12-22 11:34:15,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470332313] [2020-12-22 11:34:15,924 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:16,002 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2020-12-22 11:34:16,002 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:34:16,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-22 11:34:16,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:16,031 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:16,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:16,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2020-12-22 11:34:16,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983441929] [2020-12-22 11:34:16,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 11:34:16,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:16,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 11:34:16,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-12-22 11:34:16,034 INFO L87 Difference]: Start difference. First operand 5574 states and 15567 transitions. Second operand 10 states. [2020-12-22 11:34:16,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:16,072 INFO L93 Difference]: Finished difference Result 5575 states and 15568 transitions. [2020-12-22 11:34:16,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 11:34:16,073 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2020-12-22 11:34:16,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:16,090 INFO L225 Difference]: With dead ends: 5575 [2020-12-22 11:34:16,091 INFO L226 Difference]: Without dead ends: 5575 [2020-12-22 11:34:16,093 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2020-12-22 11:34:16,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5575 states. [2020-12-22 11:34:16,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5575 to 5575. [2020-12-22 11:34:16,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5575 states. [2020-12-22 11:34:16,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5575 states to 5575 states and 15568 transitions. [2020-12-22 11:34:16,259 INFO L78 Accepts]: Start accepts. Automaton has 5575 states and 15568 transitions. Word has length 18 [2020-12-22 11:34:16,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:16,260 INFO L481 AbstractCegarLoop]: Abstraction has 5575 states and 15568 transitions. [2020-12-22 11:34:16,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 11:34:16,260 INFO L276 IsEmpty]: Start isEmpty. Operand 5575 states and 15568 transitions. [2020-12-22 11:34:16,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 11:34:16,263 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:16,263 INFO L422 BasicCegarLoop]: trace histogram [7, 3, 2, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:16,477 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2020-12-22 11:34:16,478 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:16,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:16,479 INFO L82 PathProgramCache]: Analyzing trace with hash 140904453, now seen corresponding path program 6 times [2020-12-22 11:34:16,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:16,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383177310] [2020-12-22 11:34:16,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:16,561 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:16,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383177310] [2020-12-22 11:34:16,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [11206508] [2020-12-22 11:34:16,562 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:16,654 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2020-12-22 11:34:16,654 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:34:16,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-22 11:34:16,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:16,695 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:16,695 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:16,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2020-12-22 11:34:16,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230345786] [2020-12-22 11:34:16,696 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-22 11:34:16,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:16,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-22 11:34:16,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-12-22 11:34:16,697 INFO L87 Difference]: Start difference. First operand 5575 states and 15568 transitions. Second operand 11 states. [2020-12-22 11:34:16,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:16,738 INFO L93 Difference]: Finished difference Result 5576 states and 15569 transitions. [2020-12-22 11:34:16,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 11:34:16,738 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 19 [2020-12-22 11:34:16,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:16,754 INFO L225 Difference]: With dead ends: 5576 [2020-12-22 11:34:16,754 INFO L226 Difference]: Without dead ends: 5576 [2020-12-22 11:34:16,754 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-12-22 11:34:16,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5576 states. [2020-12-22 11:34:16,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5576 to 5576. [2020-12-22 11:34:16,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5576 states. [2020-12-22 11:34:16,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5576 states to 5576 states and 15569 transitions. [2020-12-22 11:34:16,953 INFO L78 Accepts]: Start accepts. Automaton has 5576 states and 15569 transitions. Word has length 19 [2020-12-22 11:34:16,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:16,953 INFO L481 AbstractCegarLoop]: Abstraction has 5576 states and 15569 transitions. [2020-12-22 11:34:16,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-22 11:34:16,953 INFO L276 IsEmpty]: Start isEmpty. Operand 5576 states and 15569 transitions. [2020-12-22 11:34:16,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-22 11:34:16,954 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:16,955 INFO L422 BasicCegarLoop]: trace histogram [8, 3, 2, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:17,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:17,169 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:17,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:17,169 INFO L82 PathProgramCache]: Analyzing trace with hash 678828361, now seen corresponding path program 7 times [2020-12-22 11:34:17,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:17,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361479132] [2020-12-22 11:34:17,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:17,254 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:17,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361479132] [2020-12-22 11:34:17,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1022441227] [2020-12-22 11:34:17,254 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:17,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-22 11:34:17,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:17,366 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:17,366 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2020-12-22 11:34:17,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338504989] [2020-12-22 11:34:17,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-22 11:34:17,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:17,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-22 11:34:17,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:34:17,368 INFO L87 Difference]: Start difference. First operand 5576 states and 15569 transitions. Second operand 12 states. [2020-12-22 11:34:17,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:17,422 INFO L93 Difference]: Finished difference Result 5577 states and 15570 transitions. [2020-12-22 11:34:17,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 11:34:17,423 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 20 [2020-12-22 11:34:17,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:17,438 INFO L225 Difference]: With dead ends: 5577 [2020-12-22 11:34:17,438 INFO L226 Difference]: Without dead ends: 5577 [2020-12-22 11:34:17,438 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:34:17,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5577 states. [2020-12-22 11:34:17,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5577 to 5577. [2020-12-22 11:34:17,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5577 states. [2020-12-22 11:34:17,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5577 states to 5577 states and 15570 transitions. [2020-12-22 11:34:17,609 INFO L78 Accepts]: Start accepts. Automaton has 5577 states and 15570 transitions. Word has length 20 [2020-12-22 11:34:17,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:17,609 INFO L481 AbstractCegarLoop]: Abstraction has 5577 states and 15570 transitions. [2020-12-22 11:34:17,609 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-22 11:34:17,610 INFO L276 IsEmpty]: Start isEmpty. Operand 5577 states and 15570 transitions. [2020-12-22 11:34:17,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-22 11:34:17,610 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:17,611 INFO L422 BasicCegarLoop]: trace histogram [9, 3, 2, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:17,824 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2020-12-22 11:34:17,824 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:17,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:17,825 INFO L82 PathProgramCache]: Analyzing trace with hash 174600325, now seen corresponding path program 8 times [2020-12-22 11:34:17,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:17,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684145362] [2020-12-22 11:34:17,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:34:17,951 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:17,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684145362] [2020-12-22 11:34:17,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221632258] [2020-12-22 11:34:17,952 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:34:18,026 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 11:34:18,027 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:34:18,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-22 11:34:18,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:34:18,056 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 11:34:18,057 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:34:18,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2020-12-22 11:34:18,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255949420] [2020-12-22 11:34:18,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 11:34:18,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:34:18,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 11:34:18,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2020-12-22 11:34:18,058 INFO L87 Difference]: Start difference. First operand 5577 states and 15570 transitions. Second operand 13 states. [2020-12-22 11:34:18,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:34:18,095 INFO L93 Difference]: Finished difference Result 5578 states and 15571 transitions. [2020-12-22 11:34:18,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 11:34:18,096 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 21 [2020-12-22 11:34:18,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:34:18,108 INFO L225 Difference]: With dead ends: 5578 [2020-12-22 11:34:18,108 INFO L226 Difference]: Without dead ends: 5578 [2020-12-22 11:34:18,109 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2020-12-22 11:34:18,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5578 states. [2020-12-22 11:34:18,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5578 to 5578. [2020-12-22 11:34:18,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5578 states. [2020-12-22 11:34:18,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5578 states to 5578 states and 15571 transitions. [2020-12-22 11:34:18,261 INFO L78 Accepts]: Start accepts. Automaton has 5578 states and 15571 transitions. Word has length 21 [2020-12-22 11:34:18,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:34:18,262 INFO L481 AbstractCegarLoop]: Abstraction has 5578 states and 15571 transitions. [2020-12-22 11:34:18,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 11:34:18,262 INFO L276 IsEmpty]: Start isEmpty. Operand 5578 states and 15571 transitions. [2020-12-22 11:34:18,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:34:18,263 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:34:18,263 INFO L422 BasicCegarLoop]: trace histogram [10, 3, 2, 2, 1, 1, 1, 1, 1] [2020-12-22 11:34:18,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2020-12-22 11:34:18,479 INFO L429 AbstractCegarLoop]: === Iteration 13 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:34:18,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:34:18,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1723400393, now seen corresponding path program 9 times [2020-12-22 11:34:18,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:34:18,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372248545] [2020-12-22 11:34:18,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:34:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 11:34:18,528 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 11:34:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 11:34:18,551 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 11:34:18,560 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-22 11:34:18,561 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-22 11:34:18,561 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-22 11:34:18,561 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-12-22 11:34:18,562 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-12-22 11:34:18,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,576 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,578 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,578 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,578 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,578 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,579 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,579 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,579 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,579 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,579 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,579 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,579 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,580 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,580 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,580 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,580 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,580 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,580 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,580 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,580 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,580 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,581 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,582 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,582 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,582 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,582 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,584 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,586 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,586 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,587 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,587 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,587 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,587 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,588 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,588 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,588 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,589 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,589 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,589 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,589 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,589 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,591 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,591 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,591 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,591 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,592 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,592 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,592 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,595 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,595 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,595 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,595 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,599 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,599 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,599 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,599 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,602 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,602 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,603 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,603 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,603 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,603 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,603 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,603 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,604 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,606 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,606 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,606 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,606 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,606 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,607 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,607 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,607 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,607 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,609 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,650 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,650 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,651 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,652 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,652 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,652 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,652 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,654 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,654 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,654 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,655 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,655 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,655 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,656 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,659 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,659 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,659 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,660 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,660 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,661 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,661 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:34:18,664 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2020-12-22 11:34:18,664 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-12-22 11:34:18,665 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 11:34:18,665 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 11:34:18,665 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 11:34:18,665 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 11:34:18,665 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 11:34:18,666 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 11:34:18,666 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 11:34:18,666 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 11:34:18,669 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-12-22 11:34:18,669 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 264 places, 316 transitions, 662 flow [2020-12-22 11:34:18,669 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 264 places, 316 transitions, 662 flow [2020-12-22 11:34:18,669 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 264 places, 316 transitions, 662 flow [2020-12-22 11:34:18,791 INFO L129 PetriNetUnfolder]: 110/594 cut-off events. [2020-12-22 11:34:18,791 INFO L130 PetriNetUnfolder]: For 19/24 co-relation queries the response was YES. [2020-12-22 11:34:18,805 INFO L84 FinitePrefix]: Finished finitePrefix Result has 622 conditions, 594 events. 110/594 cut-off events. For 19/24 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 2814 event pairs, 1 based on Foata normal form. 0/473 useless extension candidates. Maximal degree in co-relation 413. Up to 16 conditions per place. [2020-12-22 11:34:18,852 INFO L116 LiptonReduction]: Number of co-enabled transitions 57420 [2020-12-22 11:34:27,195 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2020-12-22 11:34:27,308 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-22 11:34:27,532 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2020-12-22 11:34:27,649 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-22 11:34:27,928 INFO L131 LiptonReduction]: Checked pairs total: 100281 [2020-12-22 11:34:27,928 INFO L133 LiptonReduction]: Total number of compositions: 281 [2020-12-22 11:34:27,929 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 130 transitions, 290 flow [2020-12-22 11:35:13,499 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 151963 states. [2020-12-22 11:35:13,499 INFO L276 IsEmpty]: Start isEmpty. Operand 151963 states. [2020-12-22 11:35:13,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-22 11:35:13,499 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:35:13,499 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-12-22 11:35:13,500 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:35:13,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:35:13,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1617641480, now seen corresponding path program 1 times [2020-12-22 11:35:13,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:35:13,501 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985731845] [2020-12-22 11:35:13,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:35:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:35:13,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:35:13,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985731845] [2020-12-22 11:35:13,516 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:35:13,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 11:35:13,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229749009] [2020-12-22 11:35:13,516 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:35:13,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:35:13,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:35:13,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:35:13,517 INFO L87 Difference]: Start difference. First operand 151963 states. Second operand 3 states. [2020-12-22 11:35:16,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:35:16,406 INFO L93 Difference]: Finished difference Result 151964 states and 595921 transitions. [2020-12-22 11:35:16,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:35:16,408 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-12-22 11:35:16,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:35:17,155 INFO L225 Difference]: With dead ends: 151964 [2020-12-22 11:35:17,155 INFO L226 Difference]: Without dead ends: 114078 [2020-12-22 11:35:17,155 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:35:24,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114078 states. [2020-12-22 11:35:29,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114078 to 114078. [2020-12-22 11:35:29,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114078 states. [2020-12-22 11:35:30,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114078 states to 114078 states and 438755 transitions. [2020-12-22 11:35:30,171 INFO L78 Accepts]: Start accepts. Automaton has 114078 states and 438755 transitions. Word has length 6 [2020-12-22 11:35:30,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:35:30,172 INFO L481 AbstractCegarLoop]: Abstraction has 114078 states and 438755 transitions. [2020-12-22 11:35:30,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:35:30,172 INFO L276 IsEmpty]: Start isEmpty. Operand 114078 states and 438755 transitions. [2020-12-22 11:35:30,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-22 11:35:30,172 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:35:30,172 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:35:30,172 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-22 11:35:30,172 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:35:30,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:35:30,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1751367397, now seen corresponding path program 1 times [2020-12-22 11:35:30,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:35:30,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708865701] [2020-12-22 11:35:30,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:35:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:35:30,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:35:30,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708865701] [2020-12-22 11:35:30,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [663280815] [2020-12-22 11:35:30,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:35:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:35:30,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 11:35:30,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:35:30,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 11:35:30,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 11:35:30,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-12-22 11:35:30,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414065736] [2020-12-22 11:35:30,686 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:35:30,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:35:30,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:35:30,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:35:30,688 INFO L87 Difference]: Start difference. First operand 114078 states and 438755 transitions. Second operand 3 states. [2020-12-22 11:35:32,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:35:32,186 INFO L93 Difference]: Finished difference Result 114074 states and 438751 transitions. [2020-12-22 11:35:32,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:35:32,187 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-12-22 11:35:32,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:35:32,686 INFO L225 Difference]: With dead ends: 114074 [2020-12-22 11:35:32,686 INFO L226 Difference]: Without dead ends: 114074 [2020-12-22 11:35:32,686 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:35:40,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114074 states. [2020-12-22 11:35:43,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114074 to 114074. [2020-12-22 11:35:43,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114074 states. [2020-12-22 11:35:44,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114074 states to 114074 states and 438751 transitions. [2020-12-22 11:35:44,660 INFO L78 Accepts]: Start accepts. Automaton has 114074 states and 438751 transitions. Word has length 7 [2020-12-22 11:35:44,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:35:44,661 INFO L481 AbstractCegarLoop]: Abstraction has 114074 states and 438751 transitions. [2020-12-22 11:35:44,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:35:44,661 INFO L276 IsEmpty]: Start isEmpty. Operand 114074 states and 438751 transitions. [2020-12-22 11:35:44,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-22 11:35:44,661 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:35:44,661 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:35:44,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:35:44,862 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:35:44,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:35:44,862 INFO L82 PathProgramCache]: Analyzing trace with hash -746423093, now seen corresponding path program 1 times [2020-12-22 11:35:44,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:35:44,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886139978] [2020-12-22 11:35:44,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:35:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:35:44,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:35:44,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886139978] [2020-12-22 11:35:44,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1374988489] [2020-12-22 11:35:44,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:35:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:35:44,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 11:35:44,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:35:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:35:44,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:35:44,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2020-12-22 11:35:44,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125070889] [2020-12-22 11:35:44,965 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 11:35:44,966 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:35:44,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 11:35:44,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:35:44,966 INFO L87 Difference]: Start difference. First operand 114074 states and 438751 transitions. Second operand 5 states. [2020-12-22 11:35:46,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:35:46,358 INFO L93 Difference]: Finished difference Result 114075 states and 438752 transitions. [2020-12-22 11:35:46,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 11:35:46,359 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2020-12-22 11:35:46,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:35:47,400 INFO L225 Difference]: With dead ends: 114075 [2020-12-22 11:35:47,400 INFO L226 Difference]: Without dead ends: 114075 [2020-12-22 11:35:47,401 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:35:54,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114075 states. [2020-12-22 11:35:58,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114075 to 114075. [2020-12-22 11:35:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114075 states. [2020-12-22 11:35:58,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114075 states to 114075 states and 438752 transitions. [2020-12-22 11:35:58,754 INFO L78 Accepts]: Start accepts. Automaton has 114075 states and 438752 transitions. Word has length 9 [2020-12-22 11:35:58,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:35:58,754 INFO L481 AbstractCegarLoop]: Abstraction has 114075 states and 438752 transitions. [2020-12-22 11:35:58,755 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 11:35:58,755 INFO L276 IsEmpty]: Start isEmpty. Operand 114075 states and 438752 transitions. [2020-12-22 11:35:58,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-22 11:35:58,755 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:35:58,755 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:35:58,967 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2020-12-22 11:35:58,968 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:35:58,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:35:58,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1647686862, now seen corresponding path program 2 times [2020-12-22 11:35:58,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:35:58,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349744078] [2020-12-22 11:35:58,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:35:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:35:58,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:35:58,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349744078] [2020-12-22 11:35:58,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [57233848] [2020-12-22 11:35:58,993 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:35:59,066 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-12-22 11:35:59,066 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:35:59,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-22 11:35:59,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:35:59,759 WARN L197 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 24 [2020-12-22 11:35:59,760 INFO L348 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-12-22 11:35:59,761 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 18 treesize of output 49 [2020-12-22 11:35:59,763 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 11:35:59,803 INFO L625 ElimStorePlain]: treesize reduction 10, result has 82.1 percent of original size [2020-12-22 11:35:59,808 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2020-12-22 11:35:59,809 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 11:35:59,829 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:35:59,832 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,833 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,835 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,836 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2020-12-22 11:35:59,838 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-22 11:35:59,838 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:26, output treesize:45 [2020-12-22 11:35:59,841 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,842 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,843 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,844 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2020-12-22 11:35:59,868 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,869 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,870 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,871 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2020-12-22 11:35:59,895 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,896 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,897 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,898 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2020-12-22 11:35:59,922 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,923 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,924 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-12-22 11:35:59,925 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 6 disjuncts [2020-12-22 11:35:59,999 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:35:59,999 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2020-12-22 11:36:00,002 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 11:36:00,003 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 11:36:00,004 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 11:36:00,005 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 11:36:00,008 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-22 11:36:00,071 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:36:00,072 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2020-12-22 11:36:00,075 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 11:36:00,076 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 11:36:00,077 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 11:36:00,078 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 11:36:00,080 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 11:36:00,144 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:36:00,144 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2020-12-22 11:36:00,148 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 11:36:00,149 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 11:36:00,150 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 11:36:00,151 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 11:36:00,153 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-22 11:36:00,215 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:36:00,215 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2020-12-22 11:36:00,218 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 11:36:00,219 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 11:36:00,220 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 11:36:00,221 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 11:36:00,223 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-22 11:36:00,302 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:36:00,302 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 139 [2020-12-22 11:36:00,306 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-22 11:36:00,307 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-22 11:36:00,308 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-22 11:36:00,308 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-22 11:36:00,309 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 11:36:00,311 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-12-22 11:36:00,417 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 26 [2020-12-22 11:36:00,418 INFO L625 ElimStorePlain]: treesize reduction 65, result has 51.9 percent of original size [2020-12-22 11:36:00,421 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2020-12-22 11:36:00,421 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:169, output treesize:27 [2020-12-22 11:36:00,451 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2020-12-22 11:36:00,457 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2020-12-22 11:36:00,458 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-22 11:36:00,464 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:36:00,465 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 11:36:00,470 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:36:00,472 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-22 11:36:00,473 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:26, output treesize:22 [2020-12-22 11:36:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 11:36:00,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 11:36:00,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 7 [2020-12-22 11:36:00,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123440415] [2020-12-22 11:36:00,512 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 11:36:00,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:36:00,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 11:36:00,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:36:00,513 INFO L87 Difference]: Start difference. First operand 114075 states and 438752 transitions. Second operand 5 states. [2020-12-22 11:36:01,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:36:01,923 INFO L93 Difference]: Finished difference Result 121480 states and 460736 transitions. [2020-12-22 11:36:01,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 11:36:01,924 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2020-12-22 11:36:01,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:36:03,435 INFO L225 Difference]: With dead ends: 121480 [2020-12-22 11:36:03,438 INFO L226 Difference]: Without dead ends: 119827 [2020-12-22 11:36:03,439 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-12-22 11:36:12,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119827 states. [2020-12-22 11:36:15,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119827 to 119391. [2020-12-22 11:36:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119391 states. [2020-12-22 11:36:16,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119391 states to 119391 states and 453799 transitions. [2020-12-22 11:36:16,636 INFO L78 Accepts]: Start accepts. Automaton has 119391 states and 453799 transitions. Word has length 10 [2020-12-22 11:36:16,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:36:16,636 INFO L481 AbstractCegarLoop]: Abstraction has 119391 states and 453799 transitions. [2020-12-22 11:36:16,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 11:36:16,637 INFO L276 IsEmpty]: Start isEmpty. Operand 119391 states and 453799 transitions. [2020-12-22 11:36:16,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:36:16,641 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:36:16,641 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:36:16,851 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2020-12-22 11:36:16,852 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:36:16,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:36:16,853 INFO L82 PathProgramCache]: Analyzing trace with hash -762232427, now seen corresponding path program 1 times [2020-12-22 11:36:16,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:36:16,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965391010] [2020-12-22 11:36:16,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:36:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:36:16,885 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 11:36:16,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965391010] [2020-12-22 11:36:16,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [42871394] [2020-12-22 11:36:16,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:36:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:36:16,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-22 11:36:16,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:36:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 11:36:16,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:36:16,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2020-12-22 11:36:16,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563416744] [2020-12-22 11:36:16,986 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 11:36:16,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:36:16,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 11:36:16,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-22 11:36:16,987 INFO L87 Difference]: Start difference. First operand 119391 states and 453799 transitions. Second operand 7 states. [2020-12-22 11:36:18,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:36:18,998 INFO L93 Difference]: Finished difference Result 119289 states and 453605 transitions. [2020-12-22 11:36:19,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 11:36:19,000 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2020-12-22 11:36:19,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:36:19,580 INFO L225 Difference]: With dead ends: 119289 [2020-12-22 11:36:19,580 INFO L226 Difference]: Without dead ends: 119289 [2020-12-22 11:36:19,580 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-22 11:36:27,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119289 states. [2020-12-22 11:36:30,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119289 to 119289. [2020-12-22 11:36:30,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119289 states. [2020-12-22 11:36:31,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119289 states to 119289 states and 453605 transitions. [2020-12-22 11:36:31,220 INFO L78 Accepts]: Start accepts. Automaton has 119289 states and 453605 transitions. Word has length 18 [2020-12-22 11:36:31,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:36:31,220 INFO L481 AbstractCegarLoop]: Abstraction has 119289 states and 453605 transitions. [2020-12-22 11:36:31,220 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 11:36:31,220 INFO L276 IsEmpty]: Start isEmpty. Operand 119289 states and 453605 transitions. [2020-12-22 11:36:31,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 11:36:31,236 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:36:31,236 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2020-12-22 11:36:31,449 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,26 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:36:31,449 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:36:31,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:36:31,450 INFO L82 PathProgramCache]: Analyzing trace with hash -178417240, now seen corresponding path program 1 times [2020-12-22 11:36:31,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:36:31,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194585151] [2020-12-22 11:36:31,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:36:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:36:31,493 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-22 11:36:31,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194585151] [2020-12-22 11:36:31,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091843628] [2020-12-22 11:36:31,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:36:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:36:31,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 11:36:31,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:36:31,585 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-22 11:36:31,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:36:31,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-12-22 11:36:31,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593899301] [2020-12-22 11:36:31,586 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 11:36:31,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:36:31,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 11:36:31,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 11:36:31,586 INFO L87 Difference]: Start difference. First operand 119289 states and 453605 transitions. Second operand 7 states. [2020-12-22 11:36:32,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:36:32,922 INFO L93 Difference]: Finished difference Result 119290 states and 453606 transitions. [2020-12-22 11:36:32,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 11:36:32,923 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2020-12-22 11:36:32,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:36:33,474 INFO L225 Difference]: With dead ends: 119290 [2020-12-22 11:36:33,475 INFO L226 Difference]: Without dead ends: 119290 [2020-12-22 11:36:33,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 11:36:40,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119290 states. [2020-12-22 11:36:43,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119290 to 119290. [2020-12-22 11:36:43,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119290 states. [2020-12-22 11:36:45,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119290 states to 119290 states and 453606 transitions. [2020-12-22 11:36:45,355 INFO L78 Accepts]: Start accepts. Automaton has 119290 states and 453606 transitions. Word has length 19 [2020-12-22 11:36:45,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:36:45,355 INFO L481 AbstractCegarLoop]: Abstraction has 119290 states and 453606 transitions. [2020-12-22 11:36:45,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 11:36:45,355 INFO L276 IsEmpty]: Start isEmpty. Operand 119290 states and 453606 transitions. [2020-12-22 11:36:45,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-22 11:36:45,359 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:36:45,359 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 1, 1, 1, 1, 1, 1] [2020-12-22 11:36:45,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:36:45,573 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:36:45,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:36:45,574 INFO L82 PathProgramCache]: Analyzing trace with hash -971447829, now seen corresponding path program 2 times [2020-12-22 11:36:45,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:36:45,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036230105] [2020-12-22 11:36:45,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:36:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:36:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-22 11:36:45,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036230105] [2020-12-22 11:36:45,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482023469] [2020-12-22 11:36:45,621 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:36:45,763 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-22 11:36:45,764 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:36:45,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 11:36:45,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:36:45,786 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-22 11:36:45,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:36:45,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-12-22 11:36:45,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725193940] [2020-12-22 11:36:45,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:36:45,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:36:45,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:36:45,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:36:45,788 INFO L87 Difference]: Start difference. First operand 119290 states and 453606 transitions. Second operand 8 states. [2020-12-22 11:36:47,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:36:47,654 INFO L93 Difference]: Finished difference Result 119291 states and 453607 transitions. [2020-12-22 11:36:47,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 11:36:47,655 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2020-12-22 11:36:47,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:36:48,617 INFO L225 Difference]: With dead ends: 119291 [2020-12-22 11:36:48,617 INFO L226 Difference]: Without dead ends: 119291 [2020-12-22 11:36:48,619 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:36:58,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119291 states. [2020-12-22 11:37:01,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119291 to 119291. [2020-12-22 11:37:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119291 states. [2020-12-22 11:37:02,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119291 states to 119291 states and 453607 transitions. [2020-12-22 11:37:02,561 INFO L78 Accepts]: Start accepts. Automaton has 119291 states and 453607 transitions. Word has length 20 [2020-12-22 11:37:02,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:37:02,562 INFO L481 AbstractCegarLoop]: Abstraction has 119291 states and 453607 transitions. [2020-12-22 11:37:02,562 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:37:02,562 INFO L276 IsEmpty]: Start isEmpty. Operand 119291 states and 453607 transitions. [2020-12-22 11:37:02,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-22 11:37:02,565 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:37:02,565 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 3, 3, 1, 1, 1, 1, 1, 1] [2020-12-22 11:37:02,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2020-12-22 11:37:02,796 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:37:02,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:37:02,796 INFO L82 PathProgramCache]: Analyzing trace with hash 214407688, now seen corresponding path program 3 times [2020-12-22 11:37:02,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:37:02,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900735549] [2020-12-22 11:37:02,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:37:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:37:02,844 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-22 11:37:02,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900735549] [2020-12-22 11:37:02,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1760911123] [2020-12-22 11:37:02,845 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:37:02,929 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-12-22 11:37:02,929 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 11:37:02,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-22 11:37:02,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:37:02,951 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-22 11:37:02,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:37:02,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2020-12-22 11:37:02,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223587341] [2020-12-22 11:37:02,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-22 11:37:02,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:37:02,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-22 11:37:02,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2020-12-22 11:37:02,952 INFO L87 Difference]: Start difference. First operand 119291 states and 453607 transitions. Second operand 9 states. [2020-12-22 11:37:04,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:37:04,352 INFO L93 Difference]: Finished difference Result 119292 states and 453608 transitions. [2020-12-22 11:37:04,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 11:37:04,353 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 21 [2020-12-22 11:37:04,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:37:04,831 INFO L225 Difference]: With dead ends: 119292 [2020-12-22 11:37:04,831 INFO L226 Difference]: Without dead ends: 119292 [2020-12-22 11:37:04,831 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72