/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-keepdead.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_37-indirect_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 01:45:17,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 01:45:17,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 01:45:17,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 01:45:17,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 01:45:17,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 01:45:17,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 01:45:17,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 01:45:17,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 01:45:17,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 01:45:17,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 01:45:17,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 01:45:17,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 01:45:17,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 01:45:17,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 01:45:17,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 01:45:17,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 01:45:17,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 01:45:17,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 01:45:17,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 01:45:17,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 01:45:17,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 01:45:17,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 01:45:17,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 01:45:17,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 01:45:17,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 01:45:17,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 01:45:17,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 01:45:17,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 01:45:17,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 01:45:17,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 01:45:17,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 01:45:17,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 01:45:17,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 01:45:17,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 01:45:17,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 01:45:17,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-keepdead.epf [2020-12-18 01:45:17,436 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 01:45:17,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 01:45:17,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 01:45:17,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 01:45:17,442 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 01:45:17,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 01:45:17,443 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 01:45:17,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 01:45:17,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 01:45:17,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 01:45:17,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 01:45:17,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 01:45:17,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 01:45:17,445 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 01:45:17,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 01:45:17,445 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 01:45:17,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 01:45:17,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 01:45:17,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 01:45:17,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 01:45:17,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 01:45:17,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 01:45:17,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 01:45:17,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 01:45:17,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 01:45:17,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 01:45:17,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 01:45:17,448 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 01:45:17,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 01:45:17,449 INFO L138 SettingsManager]: * Remove dead ends from automaton=false [2020-12-18 01:45:17,449 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 01:45:17,449 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 01:45:17,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 01:45:17,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 01:45:17,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 01:45:17,908 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 01:45:17,909 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 01:45:17,910 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_37-indirect_racing.i [2020-12-18 01:45:17,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83c2b2bc8/f156c1b2dfcc427cbc2c4053d0ddb434/FLAG986173299 [2020-12-18 01:45:18,767 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 01:45:18,768 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_37-indirect_racing.i [2020-12-18 01:45:18,792 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83c2b2bc8/f156c1b2dfcc427cbc2c4053d0ddb434/FLAG986173299 [2020-12-18 01:45:19,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83c2b2bc8/f156c1b2dfcc427cbc2c4053d0ddb434 [2020-12-18 01:45:19,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 01:45:19,050 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 01:45:19,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 01:45:19,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 01:45:19,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 01:45:19,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45fa1683 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19, skipping insertion in model container [2020-12-18 01:45:19,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 01:45:19,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 01:45:19,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 01:45:19,526 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 01:45:19,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 01:45:19,736 INFO L208 MainTranslator]: Completed translation [2020-12-18 01:45:19,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19 WrapperNode [2020-12-18 01:45:19,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 01:45:19,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 01:45:19,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 01:45:19,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 01:45:19,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 01:45:19,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 01:45:19,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 01:45:19,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 01:45:19,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (1/1) ... [2020-12-18 01:45:19,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 01:45:19,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 01:45:19,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 01:45:19,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 01:45:19,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (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 [2020-12-18 01:45:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-18 01:45:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 01:45:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-18 01:45:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 01:45:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-12-18 01:45:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-12-18 01:45:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 01:45:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 01:45:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 01:45:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 01:45:19,937 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-18 01:45:20,579 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 01:45:20,580 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-18 01:45:20,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:45:20 BoogieIcfgContainer [2020-12-18 01:45:20,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 01:45:20,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 01:45:20,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 01:45:20,589 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 01:45:20,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 01:45:19" (1/3) ... [2020-12-18 01:45:20,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48aff770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:45:20, skipping insertion in model container [2020-12-18 01:45:20,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:45:19" (2/3) ... [2020-12-18 01:45:20,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48aff770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:45:20, skipping insertion in model container [2020-12-18 01:45:20,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:45:20" (3/3) ... [2020-12-18 01:45:20,594 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_37-indirect_racing.i [2020-12-18 01:45:20,612 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 01:45:20,612 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 01:45:20,616 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 01:45:20,617 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 01:45:20,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,668 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,693 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:20,704 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-12-18 01:45:20,721 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-18 01:45:20,759 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 01:45:20,759 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 01:45:20,759 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 01:45:20,759 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 01:45:20,759 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 01:45:20,759 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 01:45:20,759 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 01:45:20,760 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 01:45:20,773 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 96 places, 106 transitions, 220 flow [2020-12-18 01:45:20,833 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 980 states, 974 states have (on average 2.268993839835729) internal successors, (2210), 979 states have internal predecessors, (2210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 01:45:20,839 INFO L276 IsEmpty]: Start isEmpty. Operand has 980 states, 974 states have (on average 2.268993839835729) internal successors, (2210), 979 states have internal predecessors, (2210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 01:45:20,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-18 01:45:20,850 INFO L496 BasicCegarLoop]: Found error trace [2020-12-18 01:45:20,851 INFO L504 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-18 01:45:20,851 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 01:45:20,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 01:45:20,857 INFO L82 PathProgramCache]: Analyzing trace with hash 1331564161, now seen corresponding path program 1 times [2020-12-18 01:45:20,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 01:45:20,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255706820] [2020-12-18 01:45:20,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 01:45:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-18 01:45:21,097 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-18 01:45:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-18 01:45:21,188 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-18 01:45:21,244 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-18 01:45:21,245 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2020-12-18 01:45:21,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 01:45:21,246 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-12-18 01:45:21,246 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-12-18 01:45:21,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,265 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,266 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,266 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,267 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,271 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,271 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,271 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,271 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,272 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,272 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,272 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,272 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,272 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,273 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,273 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,273 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,273 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,273 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,274 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,274 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,274 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,274 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,274 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,276 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,277 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,277 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,277 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,287 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,288 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,293 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,293 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,293 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:21,301 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2020-12-18 01:45:21,301 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-18 01:45:21,303 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 01:45:21,303 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 01:45:21,304 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 01:45:21,304 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 01:45:21,304 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 01:45:21,304 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 01:45:21,304 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 01:45:21,304 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 01:45:21,309 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 125 places, 140 transitions, 298 flow [2020-12-18 01:45:24,616 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26198 states, 26189 states have (on average 3.4525564168162206) internal successors, (90419), 26197 states have internal predecessors, (90419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 01:45:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand has 26198 states, 26189 states have (on average 3.4525564168162206) internal successors, (90419), 26197 states have internal predecessors, (90419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 01:45:24,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-18 01:45:24,678 INFO L496 BasicCegarLoop]: Found error trace [2020-12-18 01:45:24,678 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-18 01:45:24,679 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 01:45:24,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 01:45:24,680 INFO L82 PathProgramCache]: Analyzing trace with hash 301680772, now seen corresponding path program 1 times [2020-12-18 01:45:24,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 01:45:24,681 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134504410] [2020-12-18 01:45:24,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 01:45:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 01:45:24,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 01:45:24,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134504410] [2020-12-18 01:45:24,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 01:45:24,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 01:45:24,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468707929] [2020-12-18 01:45:24,878 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 01:45:24,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 01:45:24,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 01:45:24,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 01:45:24,977 INFO L87 Difference]: Start difference. First operand has 26198 states, 26189 states have (on average 3.4525564168162206) internal successors, (90419), 26197 states have internal predecessors, (90419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 01:45:25,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-18 01:45:25,458 INFO L93 Difference]: Finished difference Result 24684 states and 70160 transitions. [2020-12-18 01:45:25,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-18 01:45:25,460 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2020-12-18 01:45:25,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-18 01:45:25,462 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 01:45:25,462 INFO L78 Accepts]: Start accepts. Automaton has 24684 states and 70160 transitions. Word has length 40 [2020-12-18 01:45:25,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-18 01:45:25,464 INFO L481 AbstractCegarLoop]: Abstraction has 24684 states and 70160 transitions. [2020-12-18 01:45:25,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 01:45:25,464 INFO L276 IsEmpty]: Start isEmpty. Operand 24684 states and 70160 transitions. [2020-12-18 01:45:25,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-18 01:45:25,475 INFO L496 BasicCegarLoop]: Found error trace [2020-12-18 01:45:25,476 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-18 01:45:25,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 01:45:25,476 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 01:45:25,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 01:45:25,478 INFO L82 PathProgramCache]: Analyzing trace with hash -1495270587, now seen corresponding path program 1 times [2020-12-18 01:45:25,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 01:45:25,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450525585] [2020-12-18 01:45:25,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 01:45:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 01:45:25,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 01:45:25,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450525585] [2020-12-18 01:45:25,608 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 01:45:25,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-18 01:45:25,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651832866] [2020-12-18 01:45:25,610 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-18 01:45:25,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 01:45:25,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-18 01:45:25,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-18 01:45:25,611 INFO L87 Difference]: Start difference. First operand 24684 states and 70160 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 01:45:25,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-18 01:45:25,962 INFO L93 Difference]: Finished difference Result 24669 states and 70144 transitions. [2020-12-18 01:45:25,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-18 01:45:25,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2020-12-18 01:45:25,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-18 01:45:25,964 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-18 01:45:25,964 INFO L78 Accepts]: Start accepts. Automaton has 24669 states and 70144 transitions. Word has length 40 [2020-12-18 01:45:25,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-18 01:45:25,965 INFO L481 AbstractCegarLoop]: Abstraction has 24669 states and 70144 transitions. [2020-12-18 01:45:25,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-12-18 01:45:25,965 INFO L276 IsEmpty]: Start isEmpty. Operand 24669 states and 70144 transitions. [2020-12-18 01:45:25,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-18 01:45:25,967 INFO L496 BasicCegarLoop]: Found error trace [2020-12-18 01:45:25,967 INFO L504 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-18 01:45:25,968 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-18 01:45:25,968 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 01:45:25,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 01:45:25,969 INFO L82 PathProgramCache]: Analyzing trace with hash 1039788634, now seen corresponding path program 1 times [2020-12-18 01:45:25,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 01:45:25,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361346734] [2020-12-18 01:45:25,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 01:45:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-18 01:45:26,001 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-18 01:45:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-18 01:45:26,025 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-18 01:45:26,038 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-18 01:45:26,039 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2020-12-18 01:45:26,039 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-18 01:45:26,039 WARN L386 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-12-18 01:45:26,040 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-12-18 01:45:26,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,058 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,058 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,058 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,058 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,058 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,059 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,059 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,062 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,063 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,063 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,063 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,063 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,064 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,064 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,064 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,064 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,065 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,065 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,068 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,069 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,069 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,069 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,069 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,069 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,070 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,070 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,070 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,070 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,071 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,071 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,103 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,105 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,112 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 01:45:26,126 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2020-12-18 01:45:26,126 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-18 01:45:26,127 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 01:45:26,128 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 01:45:26,128 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 01:45:26,129 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 01:45:26,129 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 01:45:26,129 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 01:45:26,129 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 01:45:26,129 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 01:45:26,140 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 154 places, 174 transitions, 378 flow Received shutdown request... [2020-12-18 01:59:27,051 WARN L546 AbstractCegarLoop]: Verification canceled [2020-12-18 01:59:27,062 WARN L250 ceAbstractionStarter]: Timeout [2020-12-18 01:59:27,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 01:59:27 BasicIcfg [2020-12-18 01:59:27,063 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-18 01:59:27,068 INFO L168 Benchmark]: Toolchain (without parser) took 848015.02 ms. Allocated memory was 302.0 MB in the beginning and 7.0 GB in the end (delta: 6.7 GB). Free memory was 277.3 MB in the beginning and 4.8 GB in the end (delta: -4.5 GB). Peak memory consumption was 3.1 GB. Max. memory is 16.0 GB. [2020-12-18 01:59:27,069 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 01:59:27,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.39 ms. Allocated memory is still 302.0 MB. Free memory was 277.0 MB in the beginning and 247.4 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-12-18 01:59:27,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.94 ms. Allocated memory is still 302.0 MB. Free memory was 247.4 MB in the beginning and 245.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 01:59:27,074 INFO L168 Benchmark]: Boogie Preprocessor took 49.68 ms. Allocated memory is still 302.0 MB. Free memory was 245.5 MB in the beginning and 284.7 MB in the end (delta: -39.2 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.0 GB. [2020-12-18 01:59:27,076 INFO L168 Benchmark]: RCFGBuilder took 737.64 ms. Allocated memory is still 302.0 MB. Free memory was 284.7 MB in the beginning and 257.3 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2020-12-18 01:59:27,080 INFO L168 Benchmark]: TraceAbstraction took 846478.40 ms. Allocated memory was 302.0 MB in the beginning and 7.0 GB in the end (delta: 6.7 GB). Free memory was 257.3 MB in the beginning and 4.8 GB in the end (delta: -4.5 GB). Peak memory consumption was 3.1 GB. Max. memory is 16.0 GB. [2020-12-18 01:59:27,097 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 302.0 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 684.39 ms. Allocated memory is still 302.0 MB. Free memory was 277.0 MB in the beginning and 247.4 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 55.94 ms. Allocated memory is still 302.0 MB. Free memory was 247.4 MB in the beginning and 245.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 49.68 ms. Allocated memory is still 302.0 MB. Free memory was 245.5 MB in the beginning and 284.7 MB in the end (delta: -39.2 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.0 GB. * RCFGBuilder took 737.64 ms. Allocated memory is still 302.0 MB. Free memory was 284.7 MB in the beginning and 257.3 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 846478.40 ms. Allocated memory was 302.0 MB in the beginning and 7.0 GB in the end (delta: 6.7 GB). Free memory was 257.3 MB in the beginning and 4.8 GB in the end (delta: -4.5 GB). Peak memory consumption was 3.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 683]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 683). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 154 places, 174 transitions, 378 flow. Already constructed 641164 states. Currently 20829 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 3 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 846.1s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 844.3s, HoareTripleCheckerStatistics: 237 SDtfs, 31 SDslu, 112 SDs, 0 SdLazy, 9 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26198occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 165 NumberOfCodeBlocks, 165 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 3120 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown