/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 20:01:10,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 20:01:10,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 20:01:10,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-16 20:01:10,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-16 20:01:10,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-16 20:01:10,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-16 20:01:10,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-16 20:01:10,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-16 20:01:10,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-16 20:01:10,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-16 20:01:10,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-16 20:01:10,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-16 20:01:10,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-16 20:01:10,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-16 20:01:10,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-16 20:01:10,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-16 20:01:10,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-16 20:01:10,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-16 20:01:10,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-16 20:01:10,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-16 20:01:10,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-16 20:01:10,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-16 20:01:10,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-16 20:01:10,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-16 20:01:10,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-16 20:01:10,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-16 20:01:10,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-16 20:01:10,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-16 20:01:10,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-16 20:01:10,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-16 20:01:10,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-16 20:01:10,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-16 20:01:10,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-16 20:01:10,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-16 20:01:10,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-16 20:01:10,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-16 20:01:10,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-16 20:01:10,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-16 20:01:10,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-16 20:01:10,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-16 20:01:10,800 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-POR-NewStatesSleep-NoLbe-Symm.epf [2021-06-16 20:01:10,831 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 20:01:10,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 20:01:10,831 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-16 20:01:10,832 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-16 20:01:10,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 20:01:10,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 20:01:10,833 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 20:01:10,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 20:01:10,833 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 20:01:10,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 20:01:10,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 20:01:10,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 20:01:10,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 20:01:10,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 20:01:10,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 20:01:10,833 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 20:01:10,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 20:01:10,836 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 20:01:10,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 20:01:10,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 20:01:10,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 20:01:10,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 20:01:10,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 20:01:10,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 20:01:10,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 20:01:10,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 20:01:10,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 20:01:10,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 20:01:10,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 20:01:10,844 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 20:01:10,845 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-16 20:01:10,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 20:01:10,845 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-16 20:01:10,845 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-06-16 20:01:10,845 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 20:01:11,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 20:01:11,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 20:01:11,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 20:01:11,107 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 20:01:11,108 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 20:01:11,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i [2021-06-16 20:01:11,157 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fc4cbba8/d5100e78e174423b924b1b96666557d3/FLAG4d95ae2a5 [2021-06-16 20:01:11,617 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 20:01:11,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i [2021-06-16 20:01:11,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fc4cbba8/d5100e78e174423b924b1b96666557d3/FLAG4d95ae2a5 [2021-06-16 20:01:11,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fc4cbba8/d5100e78e174423b924b1b96666557d3 [2021-06-16 20:01:11,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 20:01:11,642 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 20:01:11,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 20:01:11,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 20:01:11,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 20:01:11,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 08:01:11" (1/1) ... [2021-06-16 20:01:11,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b33ff16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:11, skipping insertion in model container [2021-06-16 20:01:11,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 08:01:11" (1/1) ... [2021-06-16 20:01:11,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 20:01:11,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 20:01:11,967 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i[46775,46788] [2021-06-16 20:01:11,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 20:01:12,033 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 20:01:12,053 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i[46775,46788] [2021-06-16 20:01:12,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 20:01:12,163 INFO L208 MainTranslator]: Completed translation [2021-06-16 20:01:12,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12 WrapperNode [2021-06-16 20:01:12,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 20:01:12,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 20:01:12,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 20:01:12,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 20:01:12,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (1/1) ... [2021-06-16 20:01:12,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (1/1) ... [2021-06-16 20:01:12,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 20:01:12,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 20:01:12,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 20:01:12,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 20:01:12,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (1/1) ... [2021-06-16 20:01:12,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (1/1) ... [2021-06-16 20:01:12,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (1/1) ... [2021-06-16 20:01:12,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (1/1) ... [2021-06-16 20:01:12,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (1/1) ... [2021-06-16 20:01:12,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (1/1) ... [2021-06-16 20:01:12,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (1/1) ... [2021-06-16 20:01:12,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 20:01:12,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 20:01:12,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 20:01:12,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 20:01:12,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (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 [2021-06-16 20:01:12,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 20:01:12,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-06-16 20:01:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-06-16 20:01:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-06-16 20:01:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 20:01:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-16 20:01:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-06-16 20:01:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-06-16 20:01:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 20:01:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-16 20:01:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-06-16 20:01:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-06-16 20:01:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-16 20:01:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 20:01:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 20:01:12,334 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 20:01:12,857 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 20:01:12,858 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-06-16 20:01:12,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 08:01:12 BoogieIcfgContainer [2021-06-16 20:01:12,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 20:01:12,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 20:01:12,860 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 20:01:12,862 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 20:01:12,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 08:01:11" (1/3) ... [2021-06-16 20:01:12,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5044751f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 08:01:12, skipping insertion in model container [2021-06-16 20:01:12,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 08:01:12" (2/3) ... [2021-06-16 20:01:12,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5044751f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 08:01:12, skipping insertion in model container [2021-06-16 20:01:12,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 08:01:12" (3/3) ... [2021-06-16 20:01:12,866 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_86-lists_racing.i [2021-06-16 20:01:12,870 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 20:01:12,870 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 20:01:12,870 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-16 20:01:12,871 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 20:01:12,922 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,922 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,922 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,922 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,923 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,923 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,923 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,923 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,923 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,923 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,923 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,924 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,924 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,924 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,924 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,924 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,924 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,924 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,924 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,924 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,924 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,925 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,925 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,925 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,925 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,925 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,925 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,925 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,925 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,925 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,926 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,927 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,928 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,929 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,930 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,931 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,931 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,931 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,931 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,931 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,931 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,931 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,931 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,931 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,931 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,932 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,933 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,934 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,935 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,936 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,937 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,938 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,939 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,940 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,940 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,940 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,940 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,940 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,940 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,940 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,940 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,940 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,940 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,941 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,941 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,941 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,941 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,941 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,941 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,941 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,941 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,941 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,941 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,942 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,943 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,944 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,944 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,944 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,944 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,944 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,944 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,944 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,944 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,945 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,945 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,945 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,945 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,945 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,945 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,945 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,945 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,945 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,946 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,947 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,947 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,947 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,947 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,947 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,947 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,947 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,947 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,948 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,948 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,948 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,948 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,948 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,948 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,948 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,949 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,950 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,951 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,952 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,952 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,952 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,952 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,952 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,952 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,952 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,952 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,952 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,956 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,956 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,956 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,957 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,959 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,960 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,960 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,960 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,961 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,962 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,962 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,962 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,962 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,962 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,962 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,962 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,962 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,963 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,964 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,965 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,966 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,967 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,988 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,989 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,989 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,989 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,989 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,989 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,989 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,989 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,989 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,990 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,990 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,990 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,990 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,990 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,990 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,990 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,990 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,992 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,992 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,992 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,992 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,992 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,992 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,992 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,993 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,993 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,993 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,993 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,993 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,993 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,993 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,993 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,993 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,993 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,994 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,995 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,996 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:12,996 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,000 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,000 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,000 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,000 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,001 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,002 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,003 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,003 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,003 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,003 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,003 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,003 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,003 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,003 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,003 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,003 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,004 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,004 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,004 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 20:01:13,011 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-16 20:01:13,027 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-16 20:01:13,082 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 20:01:13,082 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 20:01:13,082 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 20:01:13,082 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 20:01:13,082 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 20:01:13,082 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 20:01:13,082 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 20:01:13,083 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t2_fun======== [2021-06-16 20:02:06,134 INFO L301 ceAbstractionStarter]: Result for error location t2_fun was SAFE (1/3) [2021-06-16 20:02:06,135 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-16 20:02:06,146 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 20:02:06,146 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 20:02:06,146 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 20:02:06,146 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 20:02:06,146 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 20:02:06,146 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 20:02:06,146 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 20:02:06,146 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t2_funThread1of1ForFork0======== [2021-06-16 20:02:06,153 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 20:02:06,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:06,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1350171019, now seen corresponding path program 1 times [2021-06-16 20:02:06,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:06,163 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789820851] [2021-06-16 20:02:06,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:06,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-16 20:02:06,329 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:06,329 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789820851] [2021-06-16 20:02:06,330 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789820851] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 20:02:06,330 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 20:02:06,330 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 20:02:06,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390012791] [2021-06-16 20:02:06,335 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-16 20:02:06,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:06,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-16 20:02:06,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-16 20:02:06,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:06,345 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:06,346 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 44.5) internal successors, (89), 2 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 20:02:06,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:06,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:06,354 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 20:02:06,354 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 20:02:06,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:06,355 INFO L82 PathProgramCache]: Analyzing trace with hash -626544800, now seen corresponding path program 1 times [2021-06-16 20:02:06,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:06,355 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249103207] [2021-06-16 20:02:06,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:06,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-16 20:02:06,447 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:06,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249103207] [2021-06-16 20:02:06,448 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249103207] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 20:02:06,448 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 20:02:06,448 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 20:02:06,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714010049] [2021-06-16 20:02:06,449 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 20:02:06,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:06,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 20:02:06,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 20:02:06,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:06,450 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:06,450 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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) [2021-06-16 20:02:06,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:06,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:06,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:06,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:06,489 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-16 20:02:06,489 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 20:02:06,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:06,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1575099204, now seen corresponding path program 1 times [2021-06-16 20:02:06,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:06,490 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138276447] [2021-06-16 20:02:06,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:06,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-16 20:02:06,584 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:06,584 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138276447] [2021-06-16 20:02:06,584 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138276447] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:06,584 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1949872957] [2021-06-16 20:02:06,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:06,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 2 conjunts are in the unsatisfiable core [2021-06-16 20:02:06,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:06,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-16 20:02:06,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1949872957] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 20:02:06,947 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-16 20:02:06,947 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-06-16 20:02:06,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319157490] [2021-06-16 20:02:06,948 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 20:02:06,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:06,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 20:02:06,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-16 20:02:06,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:06,950 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:06,950 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 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) [2021-06-16 20:02:06,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:06,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:06,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:07,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:07,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:07,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:07,242 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:07,244 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 20:02:07,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:07,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1449621264, now seen corresponding path program 1 times [2021-06-16 20:02:07,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:07,244 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788667094] [2021-06-16 20:02:07,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-16 20:02:07,310 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:07,310 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788667094] [2021-06-16 20:02:07,310 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788667094] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:07,310 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2075364108] [2021-06-16 20:02:07,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:07,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 2 conjunts are in the unsatisfiable core [2021-06-16 20:02:07,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:07,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-16 20:02:07,655 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2075364108] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 20:02:07,655 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-16 20:02:07,655 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-06-16 20:02:07,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820525757] [2021-06-16 20:02:07,656 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 20:02:07,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:07,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 20:02:07,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-16 20:02:07,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:07,657 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:07,657 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 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) [2021-06-16 20:02:07,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:07,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:07,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:07,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:07,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:07,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:07,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:07,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:07,996 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:07,997 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 20:02:07,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:07,997 INFO L82 PathProgramCache]: Analyzing trace with hash -82578240, now seen corresponding path program 1 times [2021-06-16 20:02:07,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:07,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555622292] [2021-06-16 20:02:07,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:08,107 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-16 20:02:08,107 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:08,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555622292] [2021-06-16 20:02:08,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555622292] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:08,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484465804] [2021-06-16 20:02:08,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:08,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-16 20:02:08,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-16 20:02:08,469 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1484465804] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:08,469 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:02:08,469 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-16 20:02:08,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064732557] [2021-06-16 20:02:08,470 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 20:02:08,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:08,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 20:02:08,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-16 20:02:08,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:08,471 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:08,471 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 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) [2021-06-16 20:02:08,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:08,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:08,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:08,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:08,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:08,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:08,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:08,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:08,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:08,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:08,744 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:08,745 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 20:02:08,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:08,745 INFO L82 PathProgramCache]: Analyzing trace with hash -25446628, now seen corresponding path program 2 times [2021-06-16 20:02:08,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:08,746 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287605896] [2021-06-16 20:02:08,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:08,844 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-16 20:02:08,844 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:08,844 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287605896] [2021-06-16 20:02:08,844 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287605896] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:08,844 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2141213447] [2021-06-16 20:02:08,844 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:08,984 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:02:08,984 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:02:08,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-16 20:02:08,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:09,153 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-16 20:02:09,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2141213447] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:09,154 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:02:09,154 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-06-16 20:02:09,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881803949] [2021-06-16 20:02:09,154 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-16 20:02:09,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:09,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-16 20:02:09,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-06-16 20:02:09,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:09,155 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:09,155 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.0) internal successors, (180), 10 states have internal predecessors, (180), 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) [2021-06-16 20:02:09,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:09,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:09,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:09,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:09,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:09,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:02:28,347 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:28,351 INFO L301 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork0 was SAFE (2/3) [2021-06-16 20:02:28,352 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-16 20:02:28,357 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 20:02:28,357 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 20:02:28,357 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 20:02:28,357 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 20:02:28,357 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 20:02:28,357 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 20:02:28,358 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 20:02:28,358 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 20:02:28,452 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:02:28,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:28,453 INFO L82 PathProgramCache]: Analyzing trace with hash 1798114124, now seen corresponding path program 1 times [2021-06-16 20:02:28,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:28,454 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794297707] [2021-06-16 20:02:28,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:28,489 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:28,489 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:28,490 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794297707] [2021-06-16 20:02:28,490 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794297707] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 20:02:28,490 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 20:02:28,490 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 20:02:28,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448780710] [2021-06-16 20:02:28,490 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-16 20:02:28,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:28,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-16 20:02:28,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-16 20:02:28,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,491 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:28,491 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2021-06-16 20:02:28,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,505 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-16 20:02:28,505 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:02:28,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:28,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1012392684, now seen corresponding path program 1 times [2021-06-16 20:02:28,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:28,506 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576347937] [2021-06-16 20:02:28,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:28,525 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:28,526 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:28,526 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576347937] [2021-06-16 20:02:28,526 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576347937] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 20:02:28,526 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 20:02:28,526 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 20:02:28,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813668034] [2021-06-16 20:02:28,526 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 20:02:28,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:28,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 20:02:28,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 20:02:28,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,527 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:28,527 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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) [2021-06-16 20:02:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:28,553 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-16 20:02:28,553 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:02:28,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:28,553 INFO L82 PathProgramCache]: Analyzing trace with hash -898078904, now seen corresponding path program 1 times [2021-06-16 20:02:28,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:28,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588936144] [2021-06-16 20:02:28,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:28,604 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:28,604 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:28,604 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588936144] [2021-06-16 20:02:28,604 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588936144] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:28,604 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1973709717] [2021-06-16 20:02:28,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:28,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2021-06-16 20:02:28,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:28,932 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-16 20:02:28,933 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1973709717] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 20:02:28,933 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-16 20:02:28,933 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-06-16 20:02:28,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503735917] [2021-06-16 20:02:28,933 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 20:02:28,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:28,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 20:02:28,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-16 20:02:28,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,934 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:28,934 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2021-06-16 20:02:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:29,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:29,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:29,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:29,336 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-16 20:02:29,337 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:02:29,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:29,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1698826596, now seen corresponding path program 1 times [2021-06-16 20:02:29,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:29,337 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763317741] [2021-06-16 20:02:29,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:29,371 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-16 20:02:29,372 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:29,372 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763317741] [2021-06-16 20:02:29,372 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763317741] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:29,372 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997459991] [2021-06-16 20:02:29,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:29,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-16 20:02:29,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:29,578 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-16 20:02:29,578 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1997459991] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:29,578 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:02:29,578 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-16 20:02:29,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026622935] [2021-06-16 20:02:29,581 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 20:02:29,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:29,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 20:02:29,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-16 20:02:29,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:29,582 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:29,583 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 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) [2021-06-16 20:02:29,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:29,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:29,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:29,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:29,918 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:29,918 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:02:29,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:29,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1647586296, now seen corresponding path program 2 times [2021-06-16 20:02:29,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:29,918 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135458894] [2021-06-16 20:02:29,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:30,012 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-06-16 20:02:30,012 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:30,012 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135458894] [2021-06-16 20:02:30,012 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135458894] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:30,012 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [154689990] [2021-06-16 20:02:30,012 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:30,184 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:02:30,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:02:30,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-16 20:02:30,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:30,391 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-16 20:02:30,391 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [154689990] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:30,391 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:02:30,391 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-06-16 20:02:30,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480035160] [2021-06-16 20:02:30,392 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-16 20:02:30,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:30,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-16 20:02:30,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-06-16 20:02:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:30,392 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:30,393 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 13.4) internal successors, (134), 10 states have internal predecessors, (134), 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) [2021-06-16 20:02:30,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:30,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:30,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:30,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:30,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:30,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:30,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:30,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:30,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:30,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:02:30,695 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:30,696 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:02:30,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:30,696 INFO L82 PathProgramCache]: Analyzing trace with hash 676929598, now seen corresponding path program 1 times [2021-06-16 20:02:30,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:30,697 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610272064] [2021-06-16 20:02:30,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:30,841 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:30,841 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:30,842 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610272064] [2021-06-16 20:02:30,842 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610272064] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:30,842 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [726717177] [2021-06-16 20:02:30,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:30,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-16 20:02:30,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:31,053 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:31,053 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [726717177] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:31,054 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:02:31,054 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-06-16 20:02:31,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38083954] [2021-06-16 20:02:31,054 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-16 20:02:31,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:31,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-16 20:02:31,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-06-16 20:02:31,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:31,055 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:31,055 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 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) [2021-06-16 20:02:31,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:31,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:31,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:31,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:31,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:02:31,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:31,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:31,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:31,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:31,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:31,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:02:31,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:02:31,340 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-06-16 20:02:31,341 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:02:31,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:31,341 INFO L82 PathProgramCache]: Analyzing trace with hash -1076386150, now seen corresponding path program 2 times [2021-06-16 20:02:31,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:31,341 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248487576] [2021-06-16 20:02:31,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:31,430 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:31,431 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:31,431 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248487576] [2021-06-16 20:02:31,431 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248487576] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:31,431 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307119925] [2021-06-16 20:02:31,431 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:31,544 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:02:31,544 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:02:31,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-16 20:02:31,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:31,737 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:31,737 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1307119925] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:31,737 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:02:31,737 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-06-16 20:02:31,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615825279] [2021-06-16 20:02:31,738 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 20:02:31,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:31,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 20:02:31,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-06-16 20:02:31,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:31,738 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:31,738 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 8.076923076923077) internal successors, (105), 13 states have internal predecessors, (105), 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) [2021-06-16 20:02:31,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:31,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:31,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:31,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:31,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:02:31,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:02:31,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:31,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:31,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:31,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:31,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:31,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:02:31,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:02:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:02:32,055 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-16 20:02:32,055 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:02:32,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:32,056 INFO L82 PathProgramCache]: Analyzing trace with hash 139941310, now seen corresponding path program 3 times [2021-06-16 20:02:32,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:32,056 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30614548] [2021-06-16 20:02:32,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:32,195 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:32,196 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:32,196 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30614548] [2021-06-16 20:02:32,196 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30614548] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:32,196 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10868940] [2021-06-16 20:02:32,196 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:35,724 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-16 20:02:35,724 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:02:35,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-16 20:02:35,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:35,910 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [10868940] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:35,910 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:02:35,910 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-06-16 20:02:35,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132629391] [2021-06-16 20:02:35,910 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-16 20:02:35,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:35,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-16 20:02:35,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-16 20:02:35,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:35,911 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:35,911 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 7.866666666666666) internal successors, (118), 15 states have internal predecessors, (118), 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) [2021-06-16 20:02:35,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:35,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:35,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:35,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:35,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:02:35,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:02:35,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:02:35,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:36,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:36,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:36,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:36,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:36,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:02:36,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:02:36,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:02:36,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:02:36,244 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-16 20:02:36,245 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:02:36,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:36,245 INFO L82 PathProgramCache]: Analyzing trace with hash 641491226, now seen corresponding path program 4 times [2021-06-16 20:02:36,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:36,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375276703] [2021-06-16 20:02:36,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:36,352 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:36,353 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:36,353 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375276703] [2021-06-16 20:02:36,353 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375276703] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:36,353 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [877192102] [2021-06-16 20:02:36,353 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:39,288 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 20:02:39,289 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:02:39,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-16 20:02:39,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:02:39,551 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:39,551 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [877192102] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:39,551 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:02:39,551 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-06-16 20:02:39,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299002767] [2021-06-16 20:02:39,552 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-16 20:02:39,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:02:39,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-16 20:02:39,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-06-16 20:02:39,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:39,552 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:02:39,553 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 7.705882352941177) internal successors, (131), 17 states have internal predecessors, (131), 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) [2021-06-16 20:02:39,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:39,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:39,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:39,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:39,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:02:39,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:02:39,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:02:39,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:02:39,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:02:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:02:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:02:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:02:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:02:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:02:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:02:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-16 20:02:39,951 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:02:39,951 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:02:39,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:02:39,951 INFO L82 PathProgramCache]: Analyzing trace with hash 936749886, now seen corresponding path program 5 times [2021-06-16 20:02:39,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:02:39,951 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721098203] [2021-06-16 20:02:39,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:02:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:02:40,131 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:02:40,132 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:02:40,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721098203] [2021-06-16 20:02:40,132 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721098203] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:02:40,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [118891037] [2021-06-16 20:02:40,132 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:04:13,885 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-16 20:04:13,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:04:13,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-16 20:04:13,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:04:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:04:14,121 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [118891037] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:04:14,121 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:04:14,121 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-06-16 20:04:14,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696386373] [2021-06-16 20:04:14,122 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-16 20:04:14,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:04:14,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-16 20:04:14,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-06-16 20:04:14,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:04:14,123 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:04:14,123 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 7.578947368421052) internal successors, (144), 19 states have internal predecessors, (144), 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) [2021-06-16 20:04:14,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:04:14,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:04:14,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:04:14,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:04:14,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:04:14,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:04:14,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:04:14,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:04:14,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-16 20:04:14,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:04:14,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:04:14,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:04:14,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:04:14,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:04:14,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:04:14,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:04:14,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:04:14,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:04:14,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-16 20:04:14,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 20:04:14,513 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-16 20:04:14,513 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:04:14,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:04:14,514 INFO L82 PathProgramCache]: Analyzing trace with hash 643103642, now seen corresponding path program 6 times [2021-06-16 20:04:14,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:04:14,514 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818937692] [2021-06-16 20:04:14,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:04:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:04:14,730 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 372 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:04:14,731 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:04:14,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818937692] [2021-06-16 20:04:14,731 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818937692] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:04:14,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [818686118] [2021-06-16 20:04:14,731 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:07:53,788 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-06-16 20:07:53,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:07:53,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-16 20:07:53,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:07:54,088 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 372 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:07:54,088 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [818686118] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:07:54,088 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:07:54,088 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-06-16 20:07:54,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585133570] [2021-06-16 20:07:54,089 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-16 20:07:54,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:07:54,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-16 20:07:54,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-06-16 20:07:54,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:54,090 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:07:54,090 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 7.476190476190476) internal successors, (157), 21 states have internal predecessors, (157), 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) [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-16 20:07:54,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:07:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:07:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:07:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:07:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:07:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-16 20:07:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 20:07:54,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-16 20:07:54,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-16 20:07:54,553 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:07:54,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:07:54,553 INFO L82 PathProgramCache]: Analyzing trace with hash 2028740798, now seen corresponding path program 7 times [2021-06-16 20:07:54,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:07:54,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728962610] [2021-06-16 20:07:54,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:07:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:07:54,735 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:07:54,736 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:07:54,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728962610] [2021-06-16 20:07:54,736 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728962610] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:07:54,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2080258597] [2021-06-16 20:07:54,736 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:07:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:07:54,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-16 20:07:54,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:07:55,120 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:07:55,120 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2080258597] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:07:55,120 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:07:55,120 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-06-16 20:07:55,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506444173] [2021-06-16 20:07:55,121 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-16 20:07:55,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:07:55,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-16 20:07:55,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-06-16 20:07:55,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:55,123 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:07:55,124 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 7.391304347826087) internal successors, (170), 23 states have internal predecessors, (170), 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) [2021-06-16 20:07:55,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:55,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:55,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:55,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:07:55,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:07:55,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:07:55,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:07:55,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:07:55,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-16 20:07:55,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-16 20:07:55,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-16 20:07:55,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:55,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-16 20:07:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 20:07:55,688 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-16 20:07:55,688 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:07:55,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:07:55,689 INFO L82 PathProgramCache]: Analyzing trace with hash 621377050, now seen corresponding path program 8 times [2021-06-16 20:07:55,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:07:55,689 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3749880] [2021-06-16 20:07:55,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:07:55,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:07:55,915 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:07:55,915 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:07:55,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3749880] [2021-06-16 20:07:55,915 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3749880] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:07:55,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [925949921] [2021-06-16 20:07:55,915 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:07:56,043 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 20:07:56,044 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 20:07:56,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-16 20:07:56,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 20:07:56,267 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:07:56,267 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [925949921] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:07:56,267 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 20:07:56,268 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 25 [2021-06-16 20:07:56,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109882741] [2021-06-16 20:07:56,268 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-16 20:07:56,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 20:07:56,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-16 20:07:56,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2021-06-16 20:07:56,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:56,269 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 20:07:56,269 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 7.32) internal successors, (183), 25 states have internal predecessors, (183), 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) [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 20:07:56,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:56,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 20:07:56,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:56,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 20:07:56,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 20:07:56,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 20:07:56,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 20:07:56,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 20:07:56,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 20:07:56,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-16 20:07:56,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 20:07:56,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-16 20:07:56,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 20:07:56,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-16 20:07:56,872 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 20:07:56,873 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-16 20:07:56,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 20:07:56,873 INFO L82 PathProgramCache]: Analyzing trace with hash -1615677890, now seen corresponding path program 9 times [2021-06-16 20:07:56,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 20:07:56,873 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913712977] [2021-06-16 20:07:56,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 20:07:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 20:07:57,141 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 726 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-16 20:07:57,141 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 20:07:57,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913712977] [2021-06-16 20:07:57,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913712977] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 20:07:57,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [972106013] [2021-06-16 20:07:57,141 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown