/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.epf -i ../../../trunk/examples/svcomp/pthread/stack-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 14:37:38,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 14:37:38,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 14:37:38,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 14:37:38,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 14:37:38,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 14:37:38,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 14:37:38,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 14:37:38,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 14:37:38,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 14:37:38,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 14:37:38,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 14:37:38,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 14:37:38,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 14:37:38,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 14:37:38,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 14:37:38,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 14:37:38,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 14:37:38,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 14:37:38,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 14:37:38,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 14:37:38,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 14:37:38,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 14:37:38,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 14:37:38,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-26 14:37:38,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 14:37:38,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 14:37:38,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 14:37:38,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 14:37:38,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 14:37:38,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 14:37:38,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 14:37:38,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 14:37:38,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 14:37:38,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 14:37:38,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 14:37:38,304 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.epf [2021-01-26 14:37:38,334 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 14:37:38,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 14:37:38,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 14:37:38,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 14:37:38,337 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 14:37:38,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 14:37:38,338 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 14:37:38,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 14:37:38,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 14:37:38,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 14:37:38,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 14:37:38,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 14:37:38,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 14:37:38,339 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 14:37:38,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 14:37:38,340 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 14:37:38,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 14:37:38,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 14:37:38,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 14:37:38,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 14:37:38,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 14:37:38,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 14:37:38,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 14:37:38,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 14:37:38,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 14:37:38,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 14:37:38,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 14:37:38,342 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 14:37:38,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 14:37:38,343 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 14:37:38,343 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 14:37:38,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 14:37:38,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 14:37:38,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 14:37:38,811 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 14:37:38,812 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 14:37:38,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack-1.i [2021-01-26 14:37:38,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cbd49f98/4fa2bf18db6146e98f2fa737cef3771a/FLAGbb1891faa [2021-01-26 14:37:39,718 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 14:37:39,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-1.i [2021-01-26 14:37:39,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cbd49f98/4fa2bf18db6146e98f2fa737cef3771a/FLAGbb1891faa [2021-01-26 14:37:39,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cbd49f98/4fa2bf18db6146e98f2fa737cef3771a [2021-01-26 14:37:39,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 14:37:39,978 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 14:37:39,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 14:37:39,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 14:37:39,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 14:37:39,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 02:37:39" (1/1) ... [2021-01-26 14:37:40,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f30ddb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:39, skipping insertion in model container [2021-01-26 14:37:40,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 02:37:39" (1/1) ... [2021-01-26 14:37:40,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 14:37:40,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 14:37:40,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 14:37:40,893 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 14:37:40,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 14:37:41,198 INFO L208 MainTranslator]: Completed translation [2021-01-26 14:37:41,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41 WrapperNode [2021-01-26 14:37:41,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 14:37:41,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 14:37:41,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 14:37:41,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 14:37:41,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (1/1) ... [2021-01-26 14:37:41,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (1/1) ... [2021-01-26 14:37:41,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 14:37:41,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 14:37:41,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 14:37:41,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 14:37:41,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (1/1) ... [2021-01-26 14:37:41,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (1/1) ... [2021-01-26 14:37:41,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (1/1) ... [2021-01-26 14:37:41,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (1/1) ... [2021-01-26 14:37:41,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (1/1) ... [2021-01-26 14:37:41,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (1/1) ... [2021-01-26 14:37:41,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (1/1) ... [2021-01-26 14:37:41,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 14:37:41,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 14:37:41,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 14:37:41,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 14:37:41,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (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 [2021-01-26 14:37:41,423 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-01-26 14:37:41,423 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-01-26 14:37:41,423 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-01-26 14:37:41,424 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-01-26 14:37:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 14:37:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 14:37:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-26 14:37:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 14:37:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-26 14:37:41,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 14:37:41,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 14:37:41,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 14:37:41,427 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 14:37:42,171 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 14:37:42,171 INFO L298 CfgBuilder]: Removed 28 assume(true) statements. [2021-01-26 14:37:42,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 02:37:42 BoogieIcfgContainer [2021-01-26 14:37:42,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 14:37:42,177 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 14:37:42,177 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 14:37:42,181 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 14:37:42,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 02:37:39" (1/3) ... [2021-01-26 14:37:42,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a0bf5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 02:37:42, skipping insertion in model container [2021-01-26 14:37:42,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:37:41" (2/3) ... [2021-01-26 14:37:42,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a0bf5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 02:37:42, skipping insertion in model container [2021-01-26 14:37:42,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 02:37:42" (3/3) ... [2021-01-26 14:37:42,185 INFO L111 eAbstractionObserver]: Analyzing ICFG stack-1.i [2021-01-26 14:37:42,206 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 14:37:42,206 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 14:37:42,212 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-26 14:37:42,214 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 14:37:42,284 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,285 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,285 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,286 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,287 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,287 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,288 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,289 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,289 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,289 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,289 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,290 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,290 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,291 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,292 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,292 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,292 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,293 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,293 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,293 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,293 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,294 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,296 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,296 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,297 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,297 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,297 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,298 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,298 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,298 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,300 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,300 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,301 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,301 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,303 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,303 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,304 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,305 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,305 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,305 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,305 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,306 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,306 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,306 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,309 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,309 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,309 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,309 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,310 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,310 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,310 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,310 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,311 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,311 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,311 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,311 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,312 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,312 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,312 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,312 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,313 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,314 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,314 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,314 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,315 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,316 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,316 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,316 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,317 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,317 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,317 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,317 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,318 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,319 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,321 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,326 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,326 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,326 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,327 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,327 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,327 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,327 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,328 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,328 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,328 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,328 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,329 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,330 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,331 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,334 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,335 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,337 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,337 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,343 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,344 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,346 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,346 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,346 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,349 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,350 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,350 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,350 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,351 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,351 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,351 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,352 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,352 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,352 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,352 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,352 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,353 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,356 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,357 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,357 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,357 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,357 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,358 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,358 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,358 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,362 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,363 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,367 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,368 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,368 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,369 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,369 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,369 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,370 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,370 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,371 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,371 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,371 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,372 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,372 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,372 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,372 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,373 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,373 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,373 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,373 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,374 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,374 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,375 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,375 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,377 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,378 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,378 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,382 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,382 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,382 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,382 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,383 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,383 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,383 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,383 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,383 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,383 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,383 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,384 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,384 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,387 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,388 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,388 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,388 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,388 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,388 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,389 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,389 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,389 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,389 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,389 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,390 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,390 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,390 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,390 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,390 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,391 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,391 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,391 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,391 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,392 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,392 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,392 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,392 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,392 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,393 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,393 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,393 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,393 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,394 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,394 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,394 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,394 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,395 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,395 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,395 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,395 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,395 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,396 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,396 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,396 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,396 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,397 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,397 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,397 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,399 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,404 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,404 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,405 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,405 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,407 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,416 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,416 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,417 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,417 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,417 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,417 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,418 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,418 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,419 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,422 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,423 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,423 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,423 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,423 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,423 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,424 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,424 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,424 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,424 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,425 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,425 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,426 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,426 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,426 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,426 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,427 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,427 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,427 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,431 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,432 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,432 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,432 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,432 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,433 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,433 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,433 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,433 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,433 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,434 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,434 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,434 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,434 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,434 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,435 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,435 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,435 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,435 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,435 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,442 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,443 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,443 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,444 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,444 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,444 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,444 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,444 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,445 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,446 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,446 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,446 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,446 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,446 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,447 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 14:37:42,474 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-01-26 14:37:42,492 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-01-26 14:37:42,534 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 14:37:42,534 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 14:37:42,534 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 14:37:42,535 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 14:37:42,535 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 14:37:42,535 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 14:37:42,535 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 14:37:42,535 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-26 14:37:42,566 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 149 places, 156 transitions, 334 flow [2021-01-26 14:37:43,071 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7209 states, 7205 states have (on average 2.822761970853574) internal successors, (20338), 7208 states have internal predecessors, (20338), 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) [2021-01-26 14:37:43,105 INFO L276 IsEmpty]: Start isEmpty. Operand has 7209 states, 7205 states have (on average 2.822761970853574) internal successors, (20338), 7208 states have internal predecessors, (20338), 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) [2021-01-26 14:37:43,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-01-26 14:37:43,142 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:37:43,144 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-26 14:37:43,144 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:37:43,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:37:43,152 INFO L82 PathProgramCache]: Analyzing trace with hash -1225966159, now seen corresponding path program 1 times [2021-01-26 14:37:43,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:37:43,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950790312] [2021-01-26 14:37:43,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:37:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:37:43,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:37:43,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950790312] [2021-01-26 14:37:43,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:37:43,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-26 14:37:43,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665803515] [2021-01-26 14:37:43,642 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-26 14:37:43,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:37:43,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-26 14:37:43,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-26 14:37:43,689 INFO L87 Difference]: Start difference. First operand has 7209 states, 7205 states have (on average 2.822761970853574) internal successors, (20338), 7208 states have internal predecessors, (20338), 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 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2021-01-26 14:37:43,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:37:43,908 INFO L93 Difference]: Finished difference Result 9822 states and 26046 transitions. [2021-01-26 14:37:43,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-26 14:37:43,911 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 54 [2021-01-26 14:37:43,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:37:44,018 INFO L225 Difference]: With dead ends: 9822 [2021-01-26 14:37:44,019 INFO L226 Difference]: Without dead ends: 9498 [2021-01-26 14:37:44,022 INFO L769 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 [2021-01-26 14:37:44,022 INFO L78 Accepts]: Start accepts. Automaton has 9498 states. Word has length 54 [2021-01-26 14:37:44,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:37:44,025 INFO L481 AbstractCegarLoop]: Abstraction has 9498 states. [2021-01-26 14:37:44,025 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2021-01-26 14:37:44,025 INFO L276 IsEmpty]: Start isEmpty. Operand 9498 states. [2021-01-26 14:37:44,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-26 14:37:44,041 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:37:44,042 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, 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] [2021-01-26 14:37:44,042 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 14:37:44,043 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:37:44,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:37:44,047 INFO L82 PathProgramCache]: Analyzing trace with hash -970169628, now seen corresponding path program 1 times [2021-01-26 14:37:44,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:37:44,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26494801] [2021-01-26 14:37:44,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:37:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:37:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:37:44,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26494801] [2021-01-26 14:37:44,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:37:44,223 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-26 14:37:44,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495263491] [2021-01-26 14:37:44,226 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-26 14:37:44,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:37:44,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-26 14:37:44,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-26 14:37:44,229 INFO L87 Difference]: Start difference. First operand 9498 states. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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) [2021-01-26 14:37:44,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:37:44,436 INFO L93 Difference]: Finished difference Result 14064 states and 37340 transitions. [2021-01-26 14:37:44,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-26 14:37:44,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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 67 [2021-01-26 14:37:44,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:37:44,553 INFO L225 Difference]: With dead ends: 14064 [2021-01-26 14:37:44,554 INFO L226 Difference]: Without dead ends: 14064 [2021-01-26 14:37:44,555 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-26 14:37:44,555 INFO L78 Accepts]: Start accepts. Automaton has 14064 states. Word has length 67 [2021-01-26 14:37:44,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:37:44,556 INFO L481 AbstractCegarLoop]: Abstraction has 14064 states. [2021-01-26 14:37:44,556 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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) [2021-01-26 14:37:44,557 INFO L276 IsEmpty]: Start isEmpty. Operand 14064 states. [2021-01-26 14:37:44,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-01-26 14:37:44,567 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:37:44,567 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, 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, 1, 1] [2021-01-26 14:37:44,567 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 14:37:44,568 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:37:44,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:37:44,569 INFO L82 PathProgramCache]: Analyzing trace with hash 651930841, now seen corresponding path program 1 times [2021-01-26 14:37:44,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:37:44,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117302320] [2021-01-26 14:37:44,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:37:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:37:44,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:37:44,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117302320] [2021-01-26 14:37:44,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:37:44,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-26 14:37:44,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303383115] [2021-01-26 14:37:44,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-26 14:37:44,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:37:44,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-26 14:37:44,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-26 14:37:44,667 INFO L87 Difference]: Start difference. First operand 14064 states. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2021-01-26 14:37:44,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:37:44,742 INFO L93 Difference]: Finished difference Result 6447 states and 16168 transitions. [2021-01-26 14:37:44,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-26 14:37:44,743 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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 82 [2021-01-26 14:37:44,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:37:44,769 INFO L225 Difference]: With dead ends: 6447 [2021-01-26 14:37:44,769 INFO L226 Difference]: Without dead ends: 6393 [2021-01-26 14:37:44,770 INFO L769 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 [2021-01-26 14:37:44,770 INFO L78 Accepts]: Start accepts. Automaton has 6393 states. Word has length 82 [2021-01-26 14:37:44,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:37:44,770 INFO L481 AbstractCegarLoop]: Abstraction has 6393 states. [2021-01-26 14:37:44,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2021-01-26 14:37:44,771 INFO L276 IsEmpty]: Start isEmpty. Operand 6393 states. [2021-01-26 14:37:44,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-01-26 14:37:44,781 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:37:44,782 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-26 14:37:44,782 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 14:37:44,782 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:37:44,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:37:44,783 INFO L82 PathProgramCache]: Analyzing trace with hash 1584592082, now seen corresponding path program 1 times [2021-01-26 14:37:44,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:37:44,784 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69032633] [2021-01-26 14:37:44,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:37:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:37:45,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:37:45,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69032633] [2021-01-26 14:37:45,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:37:45,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-26 14:37:45,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266081474] [2021-01-26 14:37:45,103 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-26 14:37:45,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:37:45,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-26 14:37:45,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-26 14:37:45,105 INFO L87 Difference]: Start difference. First operand 6393 states. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2021-01-26 14:37:45,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:37:45,206 INFO L93 Difference]: Finished difference Result 6291 states and 15781 transitions. [2021-01-26 14:37:45,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-26 14:37:45,207 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 89 [2021-01-26 14:37:45,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:37:45,234 INFO L225 Difference]: With dead ends: 6291 [2021-01-26 14:37:45,235 INFO L226 Difference]: Without dead ends: 6291 [2021-01-26 14:37:45,236 INFO L769 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 [2021-01-26 14:37:45,236 INFO L78 Accepts]: Start accepts. Automaton has 6291 states. Word has length 89 [2021-01-26 14:37:45,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:37:45,237 INFO L481 AbstractCegarLoop]: Abstraction has 6291 states. [2021-01-26 14:37:45,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2021-01-26 14:37:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 6291 states. [2021-01-26 14:37:45,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-26 14:37:45,251 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:37:45,251 INFO L504 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2021-01-26 14:37:45,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 14:37:45,252 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:37:45,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:37:45,255 INFO L82 PathProgramCache]: Analyzing trace with hash 892922449, now seen corresponding path program 1 times [2021-01-26 14:37:45,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:37:45,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207391553] [2021-01-26 14:37:45,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:37:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:37:45,552 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:37:45,552 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207391553] [2021-01-26 14:37:45,552 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1682164615] [2021-01-26 14:37:45,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:37:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:37:45,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-26 14:37:45,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-26 14:37:45,878 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:37:45,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-26 14:37:45,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-26 14:37:45,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692466400] [2021-01-26 14:37:45,881 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 14:37:45,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:37:45,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 14:37:45,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-26 14:37:45,883 INFO L87 Difference]: Start difference. First operand 6291 states. Second operand has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 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) [2021-01-26 14:37:46,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:37:46,146 INFO L93 Difference]: Finished difference Result 9408 states and 23595 transitions. [2021-01-26 14:37:46,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-26 14:37:46,147 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 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 92 [2021-01-26 14:37:46,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:37:46,186 INFO L225 Difference]: With dead ends: 9408 [2021-01-26 14:37:46,186 INFO L226 Difference]: Without dead ends: 9216 [2021-01-26 14:37:46,188 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-01-26 14:37:46,189 INFO L78 Accepts]: Start accepts. Automaton has 9216 states. Word has length 92 [2021-01-26 14:37:46,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:37:46,191 INFO L481 AbstractCegarLoop]: Abstraction has 9216 states. [2021-01-26 14:37:46,191 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 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) [2021-01-26 14:37:46,192 INFO L276 IsEmpty]: Start isEmpty. Operand 9216 states. [2021-01-26 14:37:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-01-26 14:37:46,208 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:37:46,208 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-26 14:37:46,409 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:37:46,410 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:37:46,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:37:46,411 INFO L82 PathProgramCache]: Analyzing trace with hash 651415046, now seen corresponding path program 1 times [2021-01-26 14:37:46,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:37:46,411 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357784421] [2021-01-26 14:37:46,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:37:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:37:48,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:37:48,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357784421] [2021-01-26 14:37:48,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 14:37:48,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-01-26 14:37:48,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451520319] [2021-01-26 14:37:48,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-01-26 14:37:48,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:37:48,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-01-26 14:37:48,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=483, Unknown=0, NotChecked=0, Total=552 [2021-01-26 14:37:48,119 INFO L87 Difference]: Start difference. First operand 9216 states. Second operand has 24 states, 24 states have (on average 4.125) internal successors, (99), 24 states have internal predecessors, (99), 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) [2021-01-26 14:37:51,241 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2021-01-26 14:37:52,139 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-01-26 14:37:52,472 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2021-01-26 14:37:52,726 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-01-26 14:37:52,932 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2021-01-26 14:37:53,208 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2021-01-26 14:37:53,450 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-01-26 14:37:53,788 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-01-26 14:37:54,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:37:54,300 INFO L93 Difference]: Finished difference Result 18636 states and 46668 transitions. [2021-01-26 14:37:54,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-01-26 14:37:54,304 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.125) internal successors, (99), 24 states have internal predecessors, (99), 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 99 [2021-01-26 14:37:54,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:37:54,378 INFO L225 Difference]: With dead ends: 18636 [2021-01-26 14:37:54,378 INFO L226 Difference]: Without dead ends: 17859 [2021-01-26 14:37:54,382 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 686 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=566, Invalid=2856, Unknown=0, NotChecked=0, Total=3422 [2021-01-26 14:37:54,383 INFO L78 Accepts]: Start accepts. Automaton has 17859 states. Word has length 99 [2021-01-26 14:37:54,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:37:54,383 INFO L481 AbstractCegarLoop]: Abstraction has 17859 states. [2021-01-26 14:37:54,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 4.125) internal successors, (99), 24 states have internal predecessors, (99), 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) [2021-01-26 14:37:54,384 INFO L276 IsEmpty]: Start isEmpty. Operand 17859 states. [2021-01-26 14:37:54,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-01-26 14:37:54,410 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:37:54,410 INFO L504 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-26 14:37:54,411 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-26 14:37:54,412 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:37:54,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:37:54,420 INFO L82 PathProgramCache]: Analyzing trace with hash -1348231338, now seen corresponding path program 2 times [2021-01-26 14:37:54,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:37:54,421 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034161822] [2021-01-26 14:37:54,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:37:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:37:54,673 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:37:54,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034161822] [2021-01-26 14:37:54,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [784903457] [2021-01-26 14:37:54,674 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:37:54,821 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-26 14:37:54,822 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-26 14:37:54,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-26 14:37:54,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-26 14:37:54,910 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:37:54,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-26 14:37:54,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-01-26 14:37:54,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814163653] [2021-01-26 14:37:54,912 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-26 14:37:54,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:37:54,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-26 14:37:54,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-01-26 14:37:54,914 INFO L87 Difference]: Start difference. First operand 17859 states. Second operand has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 states have internal predecessors, (175), 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) [2021-01-26 14:37:55,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:37:55,176 INFO L93 Difference]: Finished difference Result 20646 states and 51724 transitions. [2021-01-26 14:37:55,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-26 14:37:55,177 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 states have internal predecessors, (175), 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 126 [2021-01-26 14:37:55,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:37:55,215 INFO L225 Difference]: With dead ends: 20646 [2021-01-26 14:37:55,216 INFO L226 Difference]: Without dead ends: 20646 [2021-01-26 14:37:55,217 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210 [2021-01-26 14:37:55,217 INFO L78 Accepts]: Start accepts. Automaton has 20646 states. Word has length 126 [2021-01-26 14:37:55,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:37:55,218 INFO L481 AbstractCegarLoop]: Abstraction has 20646 states. [2021-01-26 14:37:55,218 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 states have internal predecessors, (175), 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) [2021-01-26 14:37:55,218 INFO L276 IsEmpty]: Start isEmpty. Operand 20646 states. [2021-01-26 14:37:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-01-26 14:37:55,242 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:37:55,243 INFO L504 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2021-01-26 14:37:55,456 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:37:55,457 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:37:55,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:37:55,459 INFO L82 PathProgramCache]: Analyzing trace with hash -693711541, now seen corresponding path program 1 times [2021-01-26 14:37:55,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:37:55,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221518907] [2021-01-26 14:37:55,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:37:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:37:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:37:57,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221518907] [2021-01-26 14:37:57,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98800231] [2021-01-26 14:37:57,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:37:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:37:57,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 50 conjunts are in the unsatisfiable core [2021-01-26 14:37:57,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-26 14:37:57,478 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-01-26 14:37:57,478 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-26 14:37:57,560 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-26 14:37:58,375 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-01-26 14:37:58,376 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-26 14:37:58,420 INFO L625 ElimStorePlain]: treesize reduction 13, result has 78.3 percent of original size [2021-01-26 14:37:58,425 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-26 14:37:58,425 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:64, output treesize:52 [2021-01-26 14:37:59,276 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 23 [2021-01-26 14:37:59,278 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-26 14:37:59,288 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-26 14:37:59,289 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-26 14:37:59,289 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:63, output treesize:20 [2021-01-26 14:37:59,346 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-26 14:37:59,869 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-01-26 14:37:59,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-26 14:37:59,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [26] total 45 [2021-01-26 14:37:59,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514899038] [2021-01-26 14:37:59,871 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-01-26 14:37:59,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:37:59,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-01-26 14:37:59,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1858, Unknown=0, NotChecked=0, Total=1980 [2021-01-26 14:37:59,873 INFO L87 Difference]: Start difference. First operand 20646 states. Second operand has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 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) [2021-01-26 14:38:01,129 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2021-01-26 14:38:01,427 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2021-01-26 14:38:01,718 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2021-01-26 14:38:02,069 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2021-01-26 14:38:02,368 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2021-01-26 14:38:02,860 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2021-01-26 14:38:03,251 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2021-01-26 14:38:03,672 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2021-01-26 14:38:04,771 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2021-01-26 14:38:05,034 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-01-26 14:38:05,651 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 84 [2021-01-26 14:38:05,891 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2021-01-26 14:38:06,168 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2021-01-26 14:38:06,750 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 96 [2021-01-26 14:38:07,200 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2021-01-26 14:38:07,563 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2021-01-26 14:38:07,944 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2021-01-26 14:38:08,358 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2021-01-26 14:38:08,708 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2021-01-26 14:38:09,353 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 83 [2021-01-26 14:38:10,106 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2021-01-26 14:38:10,775 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2021-01-26 14:38:11,179 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2021-01-26 14:38:11,836 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2021-01-26 14:38:12,742 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 97 [2021-01-26 14:38:13,374 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 82 [2021-01-26 14:38:13,892 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 85 [2021-01-26 14:38:14,595 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 97 [2021-01-26 14:38:15,150 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-01-26 14:38:15,548 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-01-26 14:38:15,997 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-01-26 14:38:16,493 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2021-01-26 14:38:16,924 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2021-01-26 14:38:17,537 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-01-26 14:38:18,089 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2021-01-26 14:38:18,867 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-01-26 14:38:19,549 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 98 [2021-01-26 14:38:20,442 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2021-01-26 14:38:21,198 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2021-01-26 14:38:21,768 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-01-26 14:38:22,453 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-01-26 14:38:23,161 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-01-26 14:38:23,731 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2021-01-26 14:38:24,109 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-01-26 14:38:24,648 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-01-26 14:38:25,197 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2021-01-26 14:38:25,658 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 78 [2021-01-26 14:38:26,377 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2021-01-26 14:38:27,081 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 91 [2021-01-26 14:38:27,927 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 101 [2021-01-26 14:38:28,573 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2021-01-26 14:38:29,475 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 111 [2021-01-26 14:38:30,296 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-01-26 14:38:30,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:38:30,471 INFO L93 Difference]: Finished difference Result 33840 states and 84919 transitions. [2021-01-26 14:38:30,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-01-26 14:38:30,472 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 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 133 [2021-01-26 14:38:30,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:38:30,613 INFO L225 Difference]: With dead ends: 33840 [2021-01-26 14:38:30,613 INFO L226 Difference]: Without dead ends: 33840 [2021-01-26 14:38:30,616 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 174 SyntacticMatches, 2 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2854 ImplicationChecksByTransitivity, 28.2s TimeCoverageRelationStatistics Valid=1475, Invalid=9655, Unknown=0, NotChecked=0, Total=11130 [2021-01-26 14:38:30,617 INFO L78 Accepts]: Start accepts. Automaton has 33840 states. Word has length 133 [2021-01-26 14:38:30,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:38:30,617 INFO L481 AbstractCegarLoop]: Abstraction has 33840 states. [2021-01-26 14:38:30,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 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) [2021-01-26 14:38:30,618 INFO L276 IsEmpty]: Start isEmpty. Operand 33840 states. [2021-01-26 14:38:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-01-26 14:38:30,650 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:38:30,650 INFO L504 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1] [2021-01-26 14:38:30,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:38:30,866 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:38:30,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:38:30,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1824550551, now seen corresponding path program 1 times [2021-01-26 14:38:30,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:38:30,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192996973] [2021-01-26 14:38:30,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:38:30,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:38:31,067 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-01-26 14:38:31,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192996973] [2021-01-26 14:38:31,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1638965469] [2021-01-26 14:38:31,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:38:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:38:31,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjunts are in the unsatisfiable core [2021-01-26 14:38:31,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-26 14:38:31,326 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-01-26 14:38:31,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-26 14:38:31,328 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2021-01-26 14:38:31,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347658868] [2021-01-26 14:38:31,329 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-26 14:38:31,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:38:31,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-26 14:38:31,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-01-26 14:38:31,332 INFO L87 Difference]: Start difference. First operand 33840 states. Second operand has 10 states, 10 states have (on average 20.1) internal successors, (201), 10 states have internal predecessors, (201), 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) [2021-01-26 14:38:31,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:38:31,881 INFO L93 Difference]: Finished difference Result 39183 states and 98302 transitions. [2021-01-26 14:38:31,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-01-26 14:38:31,882 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 20.1) internal successors, (201), 10 states have internal predecessors, (201), 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 158 [2021-01-26 14:38:31,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:38:31,964 INFO L225 Difference]: With dead ends: 39183 [2021-01-26 14:38:31,964 INFO L226 Difference]: Without dead ends: 39183 [2021-01-26 14:38:31,965 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2021-01-26 14:38:31,965 INFO L78 Accepts]: Start accepts. Automaton has 39183 states. Word has length 158 [2021-01-26 14:38:31,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:38:31,966 INFO L481 AbstractCegarLoop]: Abstraction has 39183 states. [2021-01-26 14:38:31,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 20.1) internal successors, (201), 10 states have internal predecessors, (201), 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) [2021-01-26 14:38:31,967 INFO L276 IsEmpty]: Start isEmpty. Operand 39183 states. [2021-01-26 14:38:32,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-01-26 14:38:32,005 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:38:32,005 INFO L504 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1] [2021-01-26 14:38:32,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:38:32,220 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:38:32,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:38:32,221 INFO L82 PathProgramCache]: Analyzing trace with hash 1365037851, now seen corresponding path program 3 times [2021-01-26 14:38:32,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:38:32,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636193707] [2021-01-26 14:38:32,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:38:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:38:32,478 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 9 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:38:32,478 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636193707] [2021-01-26 14:38:32,478 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986301824] [2021-01-26 14:38:32,479 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:38:32,680 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-01-26 14:38:32,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-26 14:38:32,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjunts are in the unsatisfiable core [2021-01-26 14:38:32,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-26 14:38:32,784 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 9 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:38:32,785 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-26 14:38:32,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-01-26 14:38:32,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557680233] [2021-01-26 14:38:32,786 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-26 14:38:32,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:38:32,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-26 14:38:32,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-01-26 14:38:32,788 INFO L87 Difference]: Start difference. First operand 39183 states. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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) [2021-01-26 14:38:33,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-26 14:38:33,249 INFO L93 Difference]: Finished difference Result 43083 states and 108077 transitions. [2021-01-26 14:38:33,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-26 14:38:33,250 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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 160 [2021-01-26 14:38:33,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-26 14:38:33,312 INFO L225 Difference]: With dead ends: 43083 [2021-01-26 14:38:33,312 INFO L226 Difference]: Without dead ends: 43083 [2021-01-26 14:38:33,313 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=121, Invalid=221, Unknown=0, NotChecked=0, Total=342 [2021-01-26 14:38:33,313 INFO L78 Accepts]: Start accepts. Automaton has 43083 states. Word has length 160 [2021-01-26 14:38:33,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-26 14:38:33,314 INFO L481 AbstractCegarLoop]: Abstraction has 43083 states. [2021-01-26 14:38:33,314 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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) [2021-01-26 14:38:33,314 INFO L276 IsEmpty]: Start isEmpty. Operand 43083 states. [2021-01-26 14:38:33,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-01-26 14:38:33,344 INFO L496 BasicCegarLoop]: Found error trace [2021-01-26 14:38:33,345 INFO L504 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-26 14:38:33,558 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-01-26 14:38:33,558 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 14:38:33,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 14:38:33,559 INFO L82 PathProgramCache]: Analyzing trace with hash 755642763, now seen corresponding path program 1 times [2021-01-26 14:38:33,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 14:38:33,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466293295] [2021-01-26 14:38:33,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 14:38:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:38:34,599 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2021-01-26 14:38:36,127 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:38:36,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466293295] [2021-01-26 14:38:36,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164994424] [2021-01-26 14:38:36,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:38:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 14:38:36,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 77 conjunts are in the unsatisfiable core [2021-01-26 14:38:36,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-26 14:38:36,603 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-01-26 14:38:36,604 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-26 14:38:36,713 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-26 14:38:37,166 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 25 [2021-01-26 14:38:37,860 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-01-26 14:38:37,861 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-26 14:38:37,924 INFO L625 ElimStorePlain]: treesize reduction 13, result has 79.4 percent of original size [2021-01-26 14:38:37,927 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-26 14:38:37,928 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:67, output treesize:55 [2021-01-26 14:38:38,987 INFO L348 Elim1Store]: treesize reduction 40, result has 23.1 percent of original size [2021-01-26 14:38:38,987 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 43 [2021-01-26 14:38:38,989 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-26 14:38:39,020 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-26 14:38:39,024 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-26 14:38:39,024 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:74, output treesize:59 [2021-01-26 14:38:46,886 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-26 14:38:46,886 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 40 [2021-01-26 14:38:46,902 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-26 14:38:46,916 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-26 14:38:46,925 INFO L547 ElimStorePlain]: Start of recursive call 2: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-01-26 14:38:47,012 INFO L625 ElimStorePlain]: treesize reduction 27, result has 68.2 percent of original size [2021-01-26 14:38:47,019 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-26 14:38:47,019 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:80, output treesize:19 [2021-01-26 14:38:47,119 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-26 14:38:47,630 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 21 [2021-01-26 14:38:48,050 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 14:38:48,051 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-26 14:38:48,051 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 34] total 62 [2021-01-26 14:38:48,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347194225] [2021-01-26 14:38:48,052 INFO L461 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-01-26 14:38:48,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 14:38:48,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-01-26 14:38:48,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=3541, Unknown=2, NotChecked=0, Total=3782 [2021-01-26 14:38:48,055 INFO L87 Difference]: Start difference. First operand 43083 states. Second operand has 62 states, 62 states have (on average 5.016129032258065) internal successors, (311), 62 states have internal predecessors, (311), 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) [2021-01-26 14:38:49,797 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2021-01-26 14:38:50,484 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 31 [2021-01-26 14:38:51,150 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 35 [2021-01-26 14:38:51,545 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2021-01-26 14:38:52,174 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2021-01-26 14:38:52,569 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-01-26 14:38:53,467 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-01-26 14:38:55,014 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 31 [2021-01-26 14:38:55,592 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 38 [2021-01-26 14:38:56,212 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2021-01-26 14:38:56,613 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 26 [2021-01-26 14:38:57,341 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 26 [2021-01-26 14:38:57,697 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 24 [2021-01-26 14:38:58,044 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2021-01-26 14:38:58,472 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 45 [2021-01-26 14:38:59,552 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 50 [2021-01-26 14:39:00,342 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 64 [2021-01-26 14:39:01,027 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 59 [2021-01-26 14:39:01,366 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2021-01-26 14:39:01,921 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 42 [2021-01-26 14:39:02,657 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2021-01-26 14:39:04,080 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 53 [2021-01-26 14:39:04,905 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 59 [2021-01-26 14:39:05,481 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2021-01-26 14:39:06,264 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 58 [2021-01-26 14:39:07,390 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 62 [2021-01-26 14:39:08,077 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 65 [2021-01-26 14:39:09,269 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 67 [2021-01-26 14:39:10,335 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 69 [2021-01-26 14:39:12,253 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 69 [2021-01-26 14:39:12,841 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 57 [2021-01-26 14:39:13,376 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 53 [2021-01-26 14:39:14,522 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-01-26 14:39:14,865 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2021-01-26 14:39:15,195 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 41 [2021-01-26 14:39:15,769 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 32 [2021-01-26 14:39:16,380 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-01-26 14:39:16,835 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 35 [2021-01-26 14:39:17,315 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 49 [2021-01-26 14:39:18,961 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 66 [2021-01-26 14:39:19,469 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 30 [2021-01-26 14:39:20,249 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 68 [2021-01-26 14:39:20,751 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 32 [2021-01-26 14:39:22,569 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 60 [2021-01-26 14:39:23,020 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 35 [2021-01-26 14:39:23,246 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2021-01-26 14:39:23,760 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-01-26 14:39:24,451 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2021-01-26 14:39:24,873 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2021-01-26 14:39:25,370 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2021-01-26 14:39:26,097 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2021-01-26 14:39:26,515 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2021-01-26 14:39:33,313 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2021-01-26 14:39:42,139 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2021-01-26 14:39:59,212 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2021-01-26 14:40:11,855 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 49 [2021-01-26 14:40:26,831 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2021-01-26 14:40:48,510 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 73 [2021-01-26 14:40:53,331 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 38 [2021-01-26 14:40:53,794 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-01-26 14:40:54,383 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2021-01-26 14:40:55,506 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 68 [2021-01-26 14:40:56,560 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 71 [2021-01-26 14:40:57,435 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 50 [2021-01-26 14:40:58,163 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 47 [2021-01-26 14:40:58,666 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2021-01-26 14:40:59,430 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 49 [2021-01-26 14:41:00,445 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2021-01-26 14:41:01,364 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 57 [2021-01-26 14:41:01,889 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2021-01-26 14:41:02,918 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2021-01-26 14:41:03,986 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-01-26 14:41:04,284 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-01-26 14:41:05,924 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-01-26 14:41:06,544 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2021-01-26 14:41:07,712 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-01-26 14:41:09,062 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 65 [2021-01-26 14:41:10,023 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2021-01-26 14:41:11,390 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 77 [2021-01-26 14:41:12,038 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-01-26 14:41:18,142 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 61 [2021-01-26 14:41:19,427 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2021-01-26 14:41:21,420 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2021-01-26 14:41:22,773 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 71 [2021-01-26 14:41:28,902 WARN L193 SmtUtils]: Spent 5.16 s on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2021-01-26 14:41:29,947 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-01-26 14:41:31,357 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-01-26 14:41:32,156 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-01-26 14:41:33,789 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 82 [2021-01-26 14:41:34,370 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2021-01-26 14:41:35,731 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 73 [2021-01-26 14:41:44,956 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2021-01-26 14:41:46,712 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 86 [2021-01-26 14:41:47,892 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2021-01-26 14:41:49,647 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 88 [2021-01-26 14:41:50,699 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2021-01-26 14:41:52,786 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 129 DAG size of output: 97 [2021-01-26 14:41:54,715 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2021-01-26 14:41:56,786 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 131 DAG size of output: 99 [2021-01-26 14:41:57,421 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2021-01-26 14:41:58,581 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2021-01-26 14:42:00,752 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 133 DAG size of output: 101 [2021-01-26 14:42:19,804 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2021-01-26 14:42:32,286 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2021-01-26 14:42:44,969 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-01-26 14:42:59,672 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2021-01-26 14:43:21,565 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-01-26 14:43:23,919 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 158 DAG size of output: 112 [2021-01-26 14:43:38,735 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2021-01-26 14:44:05,020 WARN L193 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2021-01-26 14:44:07,862 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 63 [2021-01-26 14:44:13,386 WARN L193 SmtUtils]: Spent 4.80 s on a formula simplification. DAG size of input: 101 DAG size of output: 87 [2021-01-26 14:44:18,206 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-01-26 14:44:19,374 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 71 [2021-01-26 14:44:38,455 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 56 [2021-01-26 14:44:53,793 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 65 [2021-01-26 14:45:11,408 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 67 [2021-01-26 14:45:16,610 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2021-01-26 14:45:28,370 WARN L193 SmtUtils]: Spent 4.93 s on a formula simplification. DAG size of input: 89 DAG size of output: 80 [2021-01-26 14:45:29,728 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 48 [2021-01-26 14:45:30,700 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2021-01-26 14:45:32,206 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 72 [2021-01-26 14:45:33,648 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 71 [2021-01-26 14:45:34,124 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-01-26 14:45:34,656 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-01-26 14:45:35,934 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 67 [2021-01-26 14:45:37,561 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 86 [2021-01-26 14:45:38,207 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2021-01-26 14:45:39,874 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 72 [2021-01-26 14:45:40,889 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2021-01-26 14:45:42,140 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2021-01-26 14:45:42,805 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-01-26 14:45:44,364 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 67 [2021-01-26 14:45:45,694 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-01-26 14:45:47,261 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 82 [2021-01-26 14:45:48,016 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2021-01-26 14:45:50,308 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-01-26 14:45:52,210 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2021-01-26 14:45:53,195 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2021-01-26 14:45:54,393 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2021-01-26 14:45:54,999 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-01-26 14:45:56,608 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2021-01-26 14:45:57,939 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2021-01-26 14:45:58,695 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-01-26 14:46:00,617 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 64 [2021-01-26 14:46:01,353 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-01-26 14:46:03,416 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2021-01-26 14:46:04,840 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 75 [2021-01-26 14:46:06,036 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 55 [2021-01-26 14:46:08,408 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2021-01-26 14:46:10,344 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-01-26 14:46:11,719 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2021-01-26 14:46:13,313 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 51 [2021-01-26 14:46:14,501 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2021-01-26 14:46:16,609 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2021-01-26 14:46:19,129 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 121 DAG size of output: 97 [2021-01-26 14:46:20,674 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 68 [2021-01-26 14:46:21,812 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-01-26 14:46:23,413 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 55 [2021-01-26 14:46:28,936 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-01-26 14:46:30,158 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-01-26 14:46:32,735 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-01-26 14:46:41,768 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-01-26 14:46:44,564 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 123 DAG size of output: 99 [2021-01-26 14:46:45,717 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-01-26 14:46:47,532 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 70 [2021-01-26 14:46:49,845 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 87 DAG size of output: 77 [2021-01-26 14:46:52,754 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 125 DAG size of output: 101 [2021-01-26 14:46:54,586 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2021-01-26 14:46:59,380 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2021-01-26 14:47:03,189 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 135 DAG size of output: 111 [2021-01-26 14:47:09,575 WARN L193 SmtUtils]: Spent 5.21 s on a formula simplification. DAG size of input: 96 DAG size of output: 83 [2021-01-26 14:47:12,610 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-01-26 14:47:16,508 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 133 DAG size of output: 109 [2021-01-26 14:47:22,992 WARN L193 SmtUtils]: Spent 5.50 s on a formula simplification. DAG size of input: 94 DAG size of output: 81 [2021-01-26 14:47:32,153 WARN L193 SmtUtils]: Spent 6.85 s on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2021-01-26 14:47:39,071 WARN L193 SmtUtils]: Spent 4.93 s on a formula simplification. DAG size of input: 149 DAG size of output: 122 [2021-01-26 14:47:51,510 WARN L193 SmtUtils]: Spent 10.94 s on a formula simplification. DAG size of input: 121 DAG size of output: 92 [2021-01-26 14:47:57,916 WARN L193 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 68 DAG size of output: 51 [2021-01-26 14:48:00,234 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2021-01-26 14:48:10,714 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-01-26 14:48:11,904 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-01-26 14:48:14,265 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 40 [2021-01-26 14:48:15,467 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 35 [2021-01-26 14:48:24,742 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-01-26 14:48:26,134 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-01-26 14:48:35,772 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-01-26 14:48:37,327 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-01-26 14:48:46,997 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 53 [2021-01-26 14:48:48,557 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 55 [2021-01-26 14:48:58,937 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2021-01-26 14:49:01,030 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2021-01-26 14:49:02,952 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2021-01-26 14:49:13,341 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2021-01-26 14:49:15,503 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2021-01-26 14:49:26,142 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 88 DAG size of output: 79 [2021-01-26 14:49:28,887 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 90 DAG size of output: 81 [2021-01-26 14:49:30,326 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 46 [2021-01-26 14:49:32,648 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2021-01-26 14:49:43,602 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 90 DAG size of output: 81 [2021-01-26 14:49:46,424 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 92 DAG size of output: 83 [2021-01-26 14:49:47,697 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 43 [2021-01-26 14:49:49,066 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 37 [2021-01-26 14:49:53,875 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 92 DAG size of output: 83 [2021-01-26 14:49:56,986 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 94 DAG size of output: 85 [2021-01-26 14:49:58,882 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 52 [2021-01-26 14:50:00,133 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 39 [2021-01-26 14:50:08,805 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 103 DAG size of output: 76 [2021-01-26 14:50:16,859 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 105 DAG size of output: 78 [2021-01-26 14:50:18,694 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 48 [2021-01-26 14:50:31,382 WARN L193 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 103 DAG size of output: 94 [2021-01-26 14:50:33,575 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 88 DAG size of output: 61 [2021-01-26 14:50:55,926 WARN L193 SmtUtils]: Spent 6.37 s on a formula simplification. DAG size of input: 116 DAG size of output: 107 [2021-01-26 14:50:57,568 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 41 [2021-01-26 14:51:12,952 WARN L193 SmtUtils]: Spent 7.31 s on a formula simplification. DAG size of input: 130 DAG size of output: 104 [2021-01-26 14:51:20,394 WARN L193 SmtUtils]: Spent 5.41 s on a formula simplification. DAG size of input: 82 DAG size of output: 65 [2021-01-26 14:51:26,114 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-01-26 14:51:28,894 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 49 [2021-01-26 14:51:31,048 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2021-01-26 14:51:33,418 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 92 DAG size of output: 65 [2021-01-26 14:51:37,005 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2021-01-26 14:51:40,412 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 100 DAG size of output: 73 Received shutdown request... [2021-01-26 14:51:50,619 WARN L210 SmtUtils]: Removed 15 from assertion stack [2021-01-26 14:51:50,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 259 states. [2021-01-26 14:51:50,820 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 14:51:50,821 WARN L546 AbstractCegarLoop]: Verification canceled [2021-01-26 14:51:50,826 WARN L250 ceAbstractionStarter]: Timeout [2021-01-26 14:51:50,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 02:51:50 BasicIcfg [2021-01-26 14:51:50,827 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 14:51:50,828 INFO L168 Benchmark]: Toolchain (without parser) took 850866.91 ms. Allocated memory was 302.0 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 275.1 MB in the beginning and 677.8 MB in the end (delta: -402.8 MB). Peak memory consumption was 633.2 MB. Max. memory is 16.0 GB. [2021-01-26 14:51:50,829 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 302.0 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 14:51:50,829 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1217.39 ms. Allocated memory is still 302.0 MB. Free memory was 273.9 MB in the beginning and 247.1 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.0 GB. [2021-01-26 14:51:50,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.91 ms. Allocated memory is still 302.0 MB. Free memory was 247.1 MB in the beginning and 244.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 14:51:50,829 INFO L168 Benchmark]: Boogie Preprocessor took 54.54 ms. Allocated memory is still 302.0 MB. Free memory was 244.9 MB in the beginning and 242.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 14:51:50,830 INFO L168 Benchmark]: RCFGBuilder took 842.02 ms. Allocated memory is still 302.0 MB. Free memory was 242.9 MB in the beginning and 208.3 MB in the end (delta: 34.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.0 GB. [2021-01-26 14:51:50,830 INFO L168 Benchmark]: TraceAbstraction took 848650.21 ms. Allocated memory was 302.0 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 207.3 MB in the beginning and 677.8 MB in the end (delta: -470.6 MB). Peak memory consumption was 564.4 MB. Max. memory is 16.0 GB. [2021-01-26 14:51:50,832 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 302.0 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1217.39 ms. Allocated memory is still 302.0 MB. Free memory was 273.9 MB in the beginning and 247.1 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 75.91 ms. Allocated memory is still 302.0 MB. Free memory was 247.1 MB in the beginning and 244.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 54.54 ms. Allocated memory is still 302.0 MB. Free memory was 244.9 MB in the beginning and 242.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 842.02 ms. Allocated memory is still 302.0 MB. Free memory was 242.9 MB in the beginning and 208.3 MB in the end (delta: 34.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 848650.21 ms. Allocated memory was 302.0 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 207.3 MB in the beginning and 677.8 MB in the end (delta: -470.6 MB). Peak memory consumption was 564.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 20]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 20). Cancelled while BasicCegarLoop was constructing difference of abstraction (43083states) and FLOYD_HOARE automaton (currently 259 states, 62 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 116 for 5939ms.. - TimeoutResultAtElement [Line: 20]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 20). Cancelled while BasicCegarLoop was constructing difference of abstraction (43083states) and FLOYD_HOARE automaton (currently 259 states, 62 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 116 for 5939ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 143 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 848.2s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 822.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.5s, HoareTripleCheckerStatistics: 3698 SDtfs, 10061 SDslu, 54531 SDs, 0 SdLazy, 15638 SolverSat, 355 SolverUnsat, 51 SolverUnknown, 0 SolverNotchecked, 137.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1392 GetRequests, 858 SyntacticMatches, 5 SemanticMatches, 528 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39256 ImplicationChecksByTransitivity, 668.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43083occurred in iteration=10, 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: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 21.2s InterpolantComputationTime, 2053 NumberOfCodeBlocks, 2053 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 2036 ConstructedInterpolants, 54 QuantifiedInterpolants, 2564923 SizeOfPredicates, 93 NumberOfNonLiveVariables, 1834 ConjunctsInSsa, 153 ConjunctsInUnsatCore, 17 InterpolantComputations, 6 PerfectInterpolantSequences, 111/800 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