/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/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-20 17:20:51,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-20 17:20:51,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-20 17:20:51,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-20 17:20:51,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-20 17:20:51,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-20 17:20:51,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-20 17:20:51,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-20 17:20:51,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-20 17:20:51,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-20 17:20:51,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-20 17:20:51,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-20 17:20:51,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-20 17:20:51,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-20 17:20:51,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-20 17:20:51,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-20 17:20:51,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-20 17:20:51,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-20 17:20:51,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-20 17:20:51,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-20 17:20:51,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-20 17:20:51,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-20 17:20:51,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-20 17:20:51,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-20 17:20:51,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-20 17:20:51,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-20 17:20:51,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-20 17:20:51,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-20 17:20:51,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-20 17:20:51,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-20 17:20:51,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-20 17:20:51,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-20 17:20:51,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-20 17:20:51,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-20 17:20:51,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-20 17:20:51,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-20 17:20:51,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-20 17:20:51,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-20 17:20:51,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-20 17:20:51,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-20 17:20:51,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-20 17:20:51,421 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 [2021-01-20 17:20:51,473 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-20 17:20:51,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-20 17:20:51,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-20 17:20:51,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-20 17:20:51,477 INFO L138 SettingsManager]: * Use SBE=true [2021-01-20 17:20:51,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-20 17:20:51,478 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-20 17:20:51,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-20 17:20:51,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-20 17:20:51,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-20 17:20:51,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-20 17:20:51,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-20 17:20:51,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-20 17:20:51,480 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-20 17:20:51,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-20 17:20:51,481 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-20 17:20:51,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-20 17:20:51,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-20 17:20:51,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-20 17:20:51,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-20 17:20:51,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-20 17:20:51,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-20 17:20:51,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-20 17:20:51,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-20 17:20:51,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-20 17:20:51,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-20 17:20:51,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-20 17:20:51,483 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-20 17:20:51,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-20 17:20:51,484 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-20 17:20:51,484 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-20 17:20:51,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-20 17:20:51,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-20 17:20:51,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-20 17:20:51,884 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-20 17:20:51,884 INFO L275 PluginConnector]: CDTParser initialized [2021-01-20 17:20:51,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2021-01-20 17:20:51,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9402e5f5/288bca5c104d4788b93e40f1fa38a27f/FLAG9e20ec03c [2021-01-20 17:20:52,678 INFO L306 CDTParser]: Found 1 translation units. [2021-01-20 17:20:52,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2021-01-20 17:20:52,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9402e5f5/288bca5c104d4788b93e40f1fa38a27f/FLAG9e20ec03c [2021-01-20 17:20:52,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9402e5f5/288bca5c104d4788b93e40f1fa38a27f [2021-01-20 17:20:52,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-20 17:20:52,991 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-20 17:20:52,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-20 17:20:52,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-20 17:20:52,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-20 17:20:53,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 05:20:52" (1/1) ... [2021-01-20 17:20:53,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f401b65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:53, skipping insertion in model container [2021-01-20 17:20:53,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 05:20:52" (1/1) ... [2021-01-20 17:20:53,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-20 17:20:53,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-20 17:20:53,765 WARN L1500 CHandler]: Possible shadowing of function new [2021-01-20 17:20:53,766 WARN L1500 CHandler]: Possible shadowing of function new [2021-01-20 17:20:53,767 WARN L1500 CHandler]: Possible shadowing of function new [2021-01-20 17:20:53,769 WARN L1500 CHandler]: Possible shadowing of function new [2021-01-20 17:20:53,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 17:20:53,845 INFO L203 MainTranslator]: Completed pre-run [2021-01-20 17:20:53,907 WARN L1500 CHandler]: Possible shadowing of function new [2021-01-20 17:20:53,908 WARN L1500 CHandler]: Possible shadowing of function new [2021-01-20 17:20:53,908 WARN L1500 CHandler]: Possible shadowing of function new [2021-01-20 17:20:53,909 WARN L1500 CHandler]: Possible shadowing of function new [2021-01-20 17:20:53,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 17:20:54,183 INFO L208 MainTranslator]: Completed translation [2021-01-20 17:20:54,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54 WrapperNode [2021-01-20 17:20:54,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-20 17:20:54,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-20 17:20:54,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-20 17:20:54,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-20 17:20:54,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (1/1) ... [2021-01-20 17:20:54,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (1/1) ... [2021-01-20 17:20:54,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-20 17:20:54,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-20 17:20:54,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-20 17:20:54,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-20 17:20:54,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (1/1) ... [2021-01-20 17:20:54,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (1/1) ... [2021-01-20 17:20:54,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (1/1) ... [2021-01-20 17:20:54,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (1/1) ... [2021-01-20 17:20:54,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (1/1) ... [2021-01-20 17:20:54,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (1/1) ... [2021-01-20 17:20:54,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (1/1) ... [2021-01-20 17:20:54,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-20 17:20:54,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-20 17:20:54,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-20 17:20:54,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-20 17:20:54,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (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 [2021-01-20 17:20:54,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-20 17:20:54,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-01-20 17:20:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-20 17:20:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-20 17:20:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-20 17:20:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-20 17:20:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-01-20 17:20:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-01-20 17:20:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-01-20 17:20:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-01-20 17:20:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-20 17:20:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-20 17:20:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-20 17:20:54,389 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-20 17:20:55,012 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-20 17:20:55,012 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2021-01-20 17:20:55,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 05:20:55 BoogieIcfgContainer [2021-01-20 17:20:55,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-20 17:20:55,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-20 17:20:55,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-20 17:20:55,020 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-20 17:20:55,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.01 05:20:52" (1/3) ... [2021-01-20 17:20:55,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24bf49e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 05:20:55, skipping insertion in model container [2021-01-20 17:20:55,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 05:20:54" (2/3) ... [2021-01-20 17:20:55,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24bf49e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 05:20:55, skipping insertion in model container [2021-01-20 17:20:55,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 05:20:55" (3/3) ... [2021-01-20 17:20:55,023 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2021-01-20 17:20:55,038 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-20 17:20:55,038 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-20 17:20:55,042 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-20 17:20:55,043 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-20 17:20:55,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,096 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,101 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,101 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,101 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,101 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,101 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,102 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,102 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,102 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,102 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,102 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,103 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,103 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,103 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,103 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,103 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,104 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,104 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,105 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,106 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,106 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,107 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,107 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,108 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,108 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,127 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,133 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,134 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,134 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,136 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,136 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,139 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 17:20:55,146 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-20 17:20:55,158 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-20 17:20:55,181 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-20 17:20:55,181 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-20 17:20:55,181 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-20 17:20:55,181 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-20 17:20:55,181 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-20 17:20:55,182 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-20 17:20:55,182 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-20 17:20:55,182 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-20 17:20:55,197 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 158 places, 180 transitions, 368 flow [2021-01-20 17:20:55,271 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1375 states, 1368 states have (on average 2.2339181286549707) internal successors, (3056), 1374 states have internal predecessors, (3056), 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) [2021-01-20 17:20:55,278 INFO L276 IsEmpty]: Start isEmpty. Operand has 1375 states, 1368 states have (on average 2.2339181286549707) internal successors, (3056), 1374 states have internal predecessors, (3056), 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) [2021-01-20 17:20:55,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-01-20 17:20:55,287 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 17:20:55,288 INFO L504 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 17:20:55,289 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 17:20:55,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 17:20:55,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1143806409, now seen corresponding path program 1 times [2021-01-20 17:20:55,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 17:20:55,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014771969] [2021-01-20 17:20:55,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 17:20:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 17:20:55,544 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-20 17:20:55,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014771969] [2021-01-20 17:20:55,548 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 17:20:55,548 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-20 17:20:55,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105115535] [2021-01-20 17:20:55,554 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-20 17:20:55,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 17:20:55,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-20 17:20:55,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-20 17:20:55,582 INFO L87 Difference]: Start difference. First operand has 1375 states, 1368 states have (on average 2.2339181286549707) internal successors, (3056), 1374 states have internal predecessors, (3056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2021-01-20 17:20:55,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 17:20:55,650 INFO L93 Difference]: Finished difference Result 1339 states and 2568 transitions. [2021-01-20 17:20:55,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-20 17:20:55,652 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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 32 [2021-01-20 17:20:55,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 17:20:55,684 INFO L225 Difference]: With dead ends: 1339 [2021-01-20 17:20:55,684 INFO L226 Difference]: Without dead ends: 1285 [2021-01-20 17:20:55,685 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-20 17:20:55,686 INFO L78 Accepts]: Start accepts. Automaton has 1285 states. Word has length 32 [2021-01-20 17:20:55,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 17:20:55,687 INFO L481 AbstractCegarLoop]: Abstraction has 1285 states. [2021-01-20 17:20:55,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2021-01-20 17:20:55,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states. [2021-01-20 17:20:55,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-01-20 17:20:55,691 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 17:20:55,692 INFO L504 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 17:20:55,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-20 17:20:55,692 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 17:20:55,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 17:20:55,695 INFO L82 PathProgramCache]: Analyzing trace with hash 850403402, now seen corresponding path program 1 times [2021-01-20 17:20:55,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 17:20:55,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246260531] [2021-01-20 17:20:55,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 17:20:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 17:20:55,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-20 17:20:55,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246260531] [2021-01-20 17:20:55,805 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 17:20:55,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-20 17:20:55,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479282814] [2021-01-20 17:20:55,807 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-20 17:20:55,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 17:20:55,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-20 17:20:55,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 17:20:55,809 INFO L87 Difference]: Start difference. First operand 1285 states. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2021-01-20 17:20:55,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 17:20:55,867 INFO L93 Difference]: Finished difference Result 1325 states and 2514 transitions. [2021-01-20 17:20:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-20 17:20:55,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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 32 [2021-01-20 17:20:55,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 17:20:55,876 INFO L225 Difference]: With dead ends: 1325 [2021-01-20 17:20:55,877 INFO L226 Difference]: Without dead ends: 1325 [2021-01-20 17:20:55,877 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 [2021-01-20 17:20:55,878 INFO L78 Accepts]: Start accepts. Automaton has 1325 states. Word has length 32 [2021-01-20 17:20:55,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 17:20:55,878 INFO L481 AbstractCegarLoop]: Abstraction has 1325 states. [2021-01-20 17:20:55,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2021-01-20 17:20:55,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states. [2021-01-20 17:20:55,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-20 17:20:55,881 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 17:20:55,881 INFO L504 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 17:20:55,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-20 17:20:55,881 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 17:20:55,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 17:20:55,882 INFO L82 PathProgramCache]: Analyzing trace with hash -1506051643, now seen corresponding path program 1 times [2021-01-20 17:20:55,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 17:20:55,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171086341] [2021-01-20 17:20:55,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 17:20:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 17:20:56,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-20 17:20:56,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171086341] [2021-01-20 17:20:56,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 17:20:56,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-20 17:20:56,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355151877] [2021-01-20 17:20:56,012 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-20 17:20:56,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 17:20:56,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-20 17:20:56,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 17:20:56,015 INFO L87 Difference]: Start difference. First operand 1325 states. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-01-20 17:20:56,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 17:20:56,074 INFO L93 Difference]: Finished difference Result 1383 states and 2572 transitions. [2021-01-20 17:20:56,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-20 17:20:56,075 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 44 [2021-01-20 17:20:56,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 17:20:56,083 INFO L225 Difference]: With dead ends: 1383 [2021-01-20 17:20:56,084 INFO L226 Difference]: Without dead ends: 1383 [2021-01-20 17:20:56,084 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 [2021-01-20 17:20:56,084 INFO L78 Accepts]: Start accepts. Automaton has 1383 states. Word has length 44 [2021-01-20 17:20:56,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 17:20:56,085 INFO L481 AbstractCegarLoop]: Abstraction has 1383 states. [2021-01-20 17:20:56,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-01-20 17:20:56,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states. [2021-01-20 17:20:56,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-01-20 17:20:56,095 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 17:20:56,096 INFO L504 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 17:20:56,096 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-20 17:20:56,096 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 17:20:56,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 17:20:56,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1112239596, now seen corresponding path program 1 times [2021-01-20 17:20:56,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 17:20:56,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737892378] [2021-01-20 17:20:56,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 17:20:56,149 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-20 17:20:56,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [996459096] [2021-01-20 17:20:56,149 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 [2021-01-20 17:20:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 17:20:56,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-20 17:20:56,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 17:20:56,461 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-20 17:20:56,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737892378] [2021-01-20 17:20:56,462 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-20 17:20:56,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [996459096] [2021-01-20 17:20:56,462 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-01-20 17:20:56,462 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-01-20 17:20:56,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966869929] [2021-01-20 17:20:56,463 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-20 17:20:56,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 17:20:56,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-20 17:20:56,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-20 17:20:56,465 INFO L87 Difference]: Start difference. First operand 1383 states. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 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) [2021-01-20 17:20:56,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 17:20:56,539 INFO L93 Difference]: Finished difference Result 1443 states and 2632 transitions. [2021-01-20 17:20:56,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-20 17:20:56,540 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 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 74 [2021-01-20 17:20:56,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 17:20:56,548 INFO L225 Difference]: With dead ends: 1443 [2021-01-20 17:20:56,548 INFO L226 Difference]: Without dead ends: 1443 [2021-01-20 17:20:56,549 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-01-20 17:20:56,549 INFO L78 Accepts]: Start accepts. Automaton has 1443 states. Word has length 74 [2021-01-20 17:20:56,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 17:20:56,551 INFO L481 AbstractCegarLoop]: Abstraction has 1443 states. [2021-01-20 17:20:56,552 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 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) [2021-01-20 17:20:56,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states. [2021-01-20 17:20:56,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-01-20 17:20:56,556 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 17:20:56,556 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 17:20:56,770 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 17:20:56,770 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 17:20:56,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 17:20:56,772 INFO L82 PathProgramCache]: Analyzing trace with hash -2113309149, now seen corresponding path program 2 times [2021-01-20 17:20:56,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 17:20:56,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28045218] [2021-01-20 17:20:56,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 17:20:56,799 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-20 17:20:56,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1578092480] [2021-01-20 17:20:56,801 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 [2021-01-20 17:20:57,004 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-20 17:20:57,004 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-20 17:20:57,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-20 17:20:57,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 17:20:57,202 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-20 17:20:57,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28045218] [2021-01-20 17:20:57,204 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-20 17:20:57,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1578092480] [2021-01-20 17:20:57,205 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-01-20 17:20:57,205 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-01-20 17:20:57,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504050873] [2021-01-20 17:20:57,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-20 17:20:57,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 17:20:57,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-20 17:20:57,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-20 17:20:57,208 INFO L87 Difference]: Start difference. First operand 1443 states. Second operand has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 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) [2021-01-20 17:20:57,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 17:20:57,306 INFO L93 Difference]: Finished difference Result 1503 states and 2692 transitions. [2021-01-20 17:20:57,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 17:20:57,307 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 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 104 [2021-01-20 17:20:57,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 17:20:57,315 INFO L225 Difference]: With dead ends: 1503 [2021-01-20 17:20:57,316 INFO L226 Difference]: Without dead ends: 1503 [2021-01-20 17:20:57,316 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-01-20 17:20:57,316 INFO L78 Accepts]: Start accepts. Automaton has 1503 states. Word has length 104 [2021-01-20 17:20:57,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 17:20:57,317 INFO L481 AbstractCegarLoop]: Abstraction has 1503 states. [2021-01-20 17:20:57,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 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) [2021-01-20 17:20:57,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states. [2021-01-20 17:20:57,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-01-20 17:20:57,319 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 17:20:57,319 INFO L504 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-01-20 17:20:57,532 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 17:20:57,533 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 17:20:57,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 17:20:57,534 INFO L82 PathProgramCache]: Analyzing trace with hash -2024073742, now seen corresponding path program 3 times [2021-01-20 17:20:57,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 17:20:57,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520752795] [2021-01-20 17:20:57,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 17:20:57,553 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-20 17:20:57,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2006472965] [2021-01-20 17:20:57,554 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 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 [2021-01-20 17:20:57,675 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-01-20 17:20:57,675 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-20 17:20:57,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-20 17:20:57,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 17:20:57,767 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-01-20 17:20:57,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520752795] [2021-01-20 17:20:57,767 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-20 17:20:57,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006472965] [2021-01-20 17:20:57,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-01-20 17:20:57,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-01-20 17:20:57,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749419970] [2021-01-20 17:20:57,774 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-20 17:20:57,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 17:20:57,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-20 17:20:57,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-20 17:20:57,781 INFO L87 Difference]: Start difference. First operand 1503 states. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 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) [2021-01-20 17:20:57,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 17:20:57,859 INFO L93 Difference]: Finished difference Result 1633 states and 2823 transitions. [2021-01-20 17:20:57,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-20 17:20:57,859 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 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 134 [2021-01-20 17:20:57,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 17:20:57,868 INFO L225 Difference]: With dead ends: 1633 [2021-01-20 17:20:57,868 INFO L226 Difference]: Without dead ends: 1633 [2021-01-20 17:20:57,869 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-01-20 17:20:57,869 INFO L78 Accepts]: Start accepts. Automaton has 1633 states. Word has length 134 [2021-01-20 17:20:57,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 17:20:57,869 INFO L481 AbstractCegarLoop]: Abstraction has 1633 states. [2021-01-20 17:20:57,870 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 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) [2021-01-20 17:20:57,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states. [2021-01-20 17:20:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-01-20 17:20:57,872 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 17:20:57,873 INFO L504 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2021-01-20 17:20:58,078 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 17:20:58,079 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 17:20:58,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 17:20:58,081 INFO L82 PathProgramCache]: Analyzing trace with hash 3624346, now seen corresponding path program 4 times [2021-01-20 17:20:58,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 17:20:58,082 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695070150] [2021-01-20 17:20:58,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 17:20:58,101 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-20 17:20:58,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2098975654] [2021-01-20 17:20:58,102 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-01-20 17:20:58,343 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-01-20 17:20:58,343 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-20 17:20:58,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-20 17:20:58,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 17:20:58,489 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2021-01-20 17:20:58,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695070150] [2021-01-20 17:20:58,490 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-20 17:20:58,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098975654] [2021-01-20 17:20:58,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-01-20 17:20:58,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-01-20 17:20:58,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000468767] [2021-01-20 17:20:58,491 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-20 17:20:58,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 17:20:58,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-20 17:20:58,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-20 17:20:58,493 INFO L87 Difference]: Start difference. First operand 1633 states. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 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) [2021-01-20 17:20:58,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 17:20:58,602 INFO L93 Difference]: Finished difference Result 1763 states and 2954 transitions. [2021-01-20 17:20:58,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 17:20:58,602 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 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 236 [2021-01-20 17:20:58,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 17:20:58,611 INFO L225 Difference]: With dead ends: 1763 [2021-01-20 17:20:58,612 INFO L226 Difference]: Without dead ends: 1763 [2021-01-20 17:20:58,612 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-01-20 17:20:58,612 INFO L78 Accepts]: Start accepts. Automaton has 1763 states. Word has length 236 [2021-01-20 17:20:58,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 17:20:58,613 INFO L481 AbstractCegarLoop]: Abstraction has 1763 states. [2021-01-20 17:20:58,613 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 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) [2021-01-20 17:20:58,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states. [2021-01-20 17:20:58,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-01-20 17:20:58,618 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 17:20:58,619 INFO L504 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-01-20 17:20:58,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 17:20:58,826 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 17:20:58,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 17:20:58,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1362315074, now seen corresponding path program 5 times [2021-01-20 17:20:58,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 17:20:58,828 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93323207] [2021-01-20 17:20:58,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 17:20:58,849 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-20 17:20:58,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1493382728] [2021-01-20 17:20:58,850 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown