/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_92-evilcollapse_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 18:21:39,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 18:21:39,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 18:21:39,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 18:21:39,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 18:21:39,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 18:21:39,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 18:21:39,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 18:21:39,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 18:21:39,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 18:21:39,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 18:21:39,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 18:21:39,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 18:21:39,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 18:21:39,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 18:21:39,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 18:21:39,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 18:21:39,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 18:21:39,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 18:21:39,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 18:21:39,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 18:21:39,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 18:21:39,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 18:21:39,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 18:21:39,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-15 18:21:39,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 18:21:39,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 18:21:39,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 18:21:39,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 18:21:39,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 18:21:39,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 18:21:39,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 18:21:39,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 18:21:39,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 18:21:39,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 18:21:39,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 18:21:39,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 18:21:39,815 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 18:21:39,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 18:21:39,816 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 18:21:39,816 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 18:21:39,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 18:21:39,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 18:21:39,817 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 18:21:39,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 18:21:39,817 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 18:21:39,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 18:21:39,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 18:21:39,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 18:21:39,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 18:21:39,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 18:21:39,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 18:21:39,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 18:21:39,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 18:21:39,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 18:21:39,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 18:21:39,819 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 18:21:39,819 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 18:21:39,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 18:21:39,819 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-15 18:21:39,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 18:21:39,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 18:21:39,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 18:21:40,000 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 18:21:40,001 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 18:21:40,002 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2022-03-15 18:21:40,053 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675db51f5/533192dd316a4ecc8a828b98775e0f96/FLAG9c6e4a505 [2022-03-15 18:21:40,432 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 18:21:40,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2022-03-15 18:21:40,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675db51f5/533192dd316a4ecc8a828b98775e0f96/FLAG9c6e4a505 [2022-03-15 18:21:40,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675db51f5/533192dd316a4ecc8a828b98775e0f96 [2022-03-15 18:21:40,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 18:21:40,824 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 18:21:40,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 18:21:40,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 18:21:40,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 18:21:40,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 06:21:40" (1/1) ... [2022-03-15 18:21:40,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7a1092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:40, skipping insertion in model container [2022-03-15 18:21:40,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 06:21:40" (1/1) ... [2022-03-15 18:21:40,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 18:21:40,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 18:21:41,142 WARN L230 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_92-evilcollapse_racing.i[47038,47051] [2022-03-15 18:21:41,157 WARN L1545 CHandler]: Possible shadowing of function new [2022-03-15 18:21:41,157 WARN L1545 CHandler]: Possible shadowing of function new [2022-03-15 18:21:41,158 WARN L1545 CHandler]: Possible shadowing of function new [2022-03-15 18:21:41,158 WARN L1545 CHandler]: Possible shadowing of function new [2022-03-15 18:21:41,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 18:21:41,189 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 18:21:41,213 WARN L230 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_92-evilcollapse_racing.i[47038,47051] [2022-03-15 18:21:41,215 WARN L1545 CHandler]: Possible shadowing of function new [2022-03-15 18:21:41,215 WARN L1545 CHandler]: Possible shadowing of function new [2022-03-15 18:21:41,215 WARN L1545 CHandler]: Possible shadowing of function new [2022-03-15 18:21:41,216 WARN L1545 CHandler]: Possible shadowing of function new [2022-03-15 18:21:41,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 18:21:41,258 INFO L208 MainTranslator]: Completed translation [2022-03-15 18:21:41,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41 WrapperNode [2022-03-15 18:21:41,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 18:21:41,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 18:21:41,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 18:21:41,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 18:21:41,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (1/1) ... [2022-03-15 18:21:41,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (1/1) ... [2022-03-15 18:21:41,296 INFO L137 Inliner]: procedures = 278, calls = 51, calls flagged for inlining = 11, calls inlined = 12, statements flattened = 221 [2022-03-15 18:21:41,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 18:21:41,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 18:21:41,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 18:21:41,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 18:21:41,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (1/1) ... [2022-03-15 18:21:41,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (1/1) ... [2022-03-15 18:21:41,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (1/1) ... [2022-03-15 18:21:41,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (1/1) ... [2022-03-15 18:21:41,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (1/1) ... [2022-03-15 18:21:41,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (1/1) ... [2022-03-15 18:21:41,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (1/1) ... [2022-03-15 18:21:41,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 18:21:41,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 18:21:41,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 18:21:41,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 18:21:41,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (1/1) ... [2022-03-15 18:21:41,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 18:21:41,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:21:41,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 18:21:41,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 18:21:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 18:21:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-15 18:21:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 18:21:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 18:21:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 18:21:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 18:21:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-15 18:21:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 18:21:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 18:21:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-15 18:21:41,385 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-15 18:21:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 18:21:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 18:21:41,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 18:21:41,386 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 18:21:41,490 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 18:21:41,491 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 18:21:41,759 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 18:21:41,766 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 18:21:41,767 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2022-03-15 18:21:41,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 06:21:41 BoogieIcfgContainer [2022-03-15 18:21:41,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 18:21:41,769 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 18:21:41,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 18:21:41,777 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 18:21:41,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 06:21:40" (1/3) ... [2022-03-15 18:21:41,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc3aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 06:21:41, skipping insertion in model container [2022-03-15 18:21:41,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:21:41" (2/3) ... [2022-03-15 18:21:41,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc3aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 06:21:41, skipping insertion in model container [2022-03-15 18:21:41,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 06:21:41" (3/3) ... [2022-03-15 18:21:41,780 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_92-evilcollapse_racing.i [2022-03-15 18:21:41,784 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 18:21:41,784 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 18:21:41,785 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-15 18:21:41,785 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 18:21:41,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:21:41,899 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-03-15 18:21:41,925 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 18:21:41,934 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 18:21:41,934 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-03-15 18:21:41,944 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 18:21:41,949 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 230 places, 253 transitions, 514 flow [2022-03-15 18:21:41,950 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 230 places, 253 transitions, 514 flow [2022-03-15 18:21:41,951 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 253 transitions, 514 flow [2022-03-15 18:21:42,002 INFO L129 PetriNetUnfolder]: 28/270 cut-off events. [2022-03-15 18:21:42,002 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-03-15 18:21:42,007 INFO L84 FinitePrefix]: Finished finitePrefix Result has 276 conditions, 270 events. 28/270 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 407 event pairs, 0 based on Foata normal form. 0/238 useless extension candidates. Maximal degree in co-relation 152. Up to 4 conditions per place. [2022-03-15 18:21:42,011 INFO L116 LiptonReduction]: Number of co-enabled transitions 4094 [2022-03-15 18:22:10,904 WARN L228 SmtUtils]: Spent 5.65s on a formula simplification that was a NOOP. DAG size: 172 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 18:22:10,906 INFO L131 LiptonReduction]: Checked pairs total: 3996 [2022-03-15 18:22:10,906 INFO L133 LiptonReduction]: Total number of compositions: 252 [2022-03-15 18:22:10,914 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 39 transitions, 86 flow [2022-03-15 18:22:10,929 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 100 states, 96 states have (on average 2.7083333333333335) internal successors, (260), 99 states have internal predecessors, (260), 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) [2022-03-15 18:22:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 96 states have (on average 2.7083333333333335) internal successors, (260), 99 states have internal predecessors, (260), 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) [2022-03-15 18:22:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-03-15 18:22:10,934 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:22:10,935 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2022-03-15 18:22:10,935 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-15 18:22:10,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:22:10,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1637449161, now seen corresponding path program 1 times [2022-03-15 18:22:10,959 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:22:10,959 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961146537] [2022-03-15 18:22:10,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:22:10,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:22:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:22:11,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:22:11,158 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:22:11,158 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961146537] [2022-03-15 18:22:11,158 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961146537] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 18:22:11,158 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 18:22:11,158 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 18:22:11,159 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1795516698] [2022-03-15 18:22:11,160 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:22:11,162 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:22:11,168 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2022-03-15 18:22:11,168 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:22:11,170 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:22:11,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 18:22:11,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:22:11,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 18:22:11,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 18:22:11,190 INFO L87 Difference]: Start difference. First operand has 100 states, 96 states have (on average 2.7083333333333335) internal successors, (260), 99 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-03-15 18:22:11,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:22:11,327 INFO L93 Difference]: Finished difference Result 102 states and 200 transitions. [2022-03-15 18:22:11,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 18:22:11,330 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-03-15 18:22:11,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:22:11,335 INFO L225 Difference]: With dead ends: 102 [2022-03-15 18:22:11,335 INFO L226 Difference]: Without dead ends: 102 [2022-03-15 18:22:11,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 18:22:11,338 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:22:11,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 8 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:22:11,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2022-03-15 18:22:11,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 101. [2022-03-15 18:22:11,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 97 states have (on average 2.0412371134020617) internal successors, (198), 100 states have internal predecessors, (198), 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) [2022-03-15 18:22:11,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 198 transitions. [2022-03-15 18:22:11,366 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 198 transitions. Word has length 7 [2022-03-15 18:22:11,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:22:11,366 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 198 transitions. [2022-03-15 18:22:11,366 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-03-15 18:22:11,366 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 198 transitions. [2022-03-15 18:22:11,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-03-15 18:22:11,367 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:22:11,367 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:22:11,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 18:22:11,367 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-15 18:22:11,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:22:11,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1917817121, now seen corresponding path program 1 times [2022-03-15 18:22:11,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:22:11,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157832582] [2022-03-15 18:22:11,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:22:11,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:22:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:22:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:22:11,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:22:11,449 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157832582] [2022-03-15 18:22:11,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157832582] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 18:22:11,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 18:22:11,449 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 18:22:11,449 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [484103377] [2022-03-15 18:22:11,449 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:22:11,450 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:22:11,453 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2022-03-15 18:22:11,453 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:22:11,454 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:22:11,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 18:22:11,454 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:22:11,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 18:22:11,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-03-15 18:22:11,455 INFO L87 Difference]: Start difference. First operand 101 states and 198 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-03-15 18:22:11,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:22:11,605 INFO L93 Difference]: Finished difference Result 103 states and 201 transitions. [2022-03-15 18:22:11,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 18:22:11,606 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-03-15 18:22:11,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:22:11,607 INFO L225 Difference]: With dead ends: 103 [2022-03-15 18:22:11,607 INFO L226 Difference]: Without dead ends: 103 [2022-03-15 18:22:11,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-03-15 18:22:11,608 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:22:11,608 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 12 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:22:11,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2022-03-15 18:22:11,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 102. [2022-03-15 18:22:11,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 98 states have (on average 2.0306122448979593) internal successors, (199), 101 states have internal predecessors, (199), 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) [2022-03-15 18:22:11,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 199 transitions. [2022-03-15 18:22:11,615 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 199 transitions. Word has length 9 [2022-03-15 18:22:11,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:22:11,615 INFO L470 AbstractCegarLoop]: Abstraction has 102 states and 199 transitions. [2022-03-15 18:22:11,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-03-15 18:22:11,616 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 199 transitions. [2022-03-15 18:22:11,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 18:22:11,616 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:22:11,616 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:22:11,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 18:22:11,616 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-15 18:22:11,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:22:11,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1780830281, now seen corresponding path program 1 times [2022-03-15 18:22:11,617 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:22:11,617 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726024345] [2022-03-15 18:22:11,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:22:11,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:22:11,641 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-03-15 18:22:11,642 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1633395302] [2022-03-15 18:22:11,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:22:11,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:22:11,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:22:11,645 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:22:11,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-15 18:22:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:22:11,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-15 18:22:11,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:22:11,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:22:11,810 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:22:11,835 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:22:11,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:22:11,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726024345] [2022-03-15 18:22:11,835 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-03-15 18:22:11,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1633395302] [2022-03-15 18:22:11,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1633395302] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:22:11,836 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-03-15 18:22:11,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-03-15 18:22:11,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [797816301] [2022-03-15 18:22:11,836 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:22:11,837 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:22:11,838 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2022-03-15 18:22:11,838 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:22:11,839 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:22:11,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 18:22:11,839 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:22:11,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 18:22:11,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 18:22:11,840 INFO L87 Difference]: Start difference. First operand 102 states and 199 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2022-03-15 18:22:11,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:22:11,961 INFO L93 Difference]: Finished difference Result 104 states and 201 transitions. [2022-03-15 18:22:11,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 18:22:11,961 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-03-15 18:22:11,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:22:11,962 INFO L225 Difference]: With dead ends: 104 [2022-03-15 18:22:11,962 INFO L226 Difference]: Without dead ends: 104 [2022-03-15 18:22:11,962 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 18:22:11,963 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 0 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:22:11,963 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:22:11,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2022-03-15 18:22:11,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 103. [2022-03-15 18:22:11,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 99 states have (on average 2.0202020202020203) internal successors, (200), 102 states have internal predecessors, (200), 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) [2022-03-15 18:22:11,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 200 transitions. [2022-03-15 18:22:11,969 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 200 transitions. Word has length 10 [2022-03-15 18:22:11,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:22:11,969 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 200 transitions. [2022-03-15 18:22:11,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2022-03-15 18:22:11,969 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 200 transitions. [2022-03-15 18:22:11,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 18:22:11,970 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:22:11,970 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:22:11,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-15 18:22:12,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:22:12,180 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-15 18:22:12,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:22:12,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1829205537, now seen corresponding path program 2 times [2022-03-15 18:22:12,183 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:22:12,183 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645729909] [2022-03-15 18:22:12,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:22:12,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:22:12,222 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-03-15 18:22:12,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2133214154] [2022-03-15 18:22:12,223 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 18:22:12,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:22:12,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:22:12,240 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:22:12,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-15 18:22:12,415 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 18:22:12,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:22:12,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-15 18:22:12,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:22:12,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:22:12,451 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:22:12,491 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:22:12,491 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:22:12,491 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645729909] [2022-03-15 18:22:12,491 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-03-15 18:22:12,492 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2133214154] [2022-03-15 18:22:12,492 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2133214154] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:22:12,493 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-03-15 18:22:12,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-03-15 18:22:12,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1332180766] [2022-03-15 18:22:12,493 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:22:12,494 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:22:12,496 INFO L252 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2022-03-15 18:22:12,496 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:22:12,497 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:22:12,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 18:22:12,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:22:12,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 18:22:12,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-03-15 18:22:12,498 INFO L87 Difference]: Start difference. First operand 103 states and 200 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2022-03-15 18:22:12,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:22:12,623 INFO L93 Difference]: Finished difference Result 104 states and 201 transitions. [2022-03-15 18:22:12,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 18:22:12,623 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-03-15 18:22:12,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:22:12,624 INFO L225 Difference]: With dead ends: 104 [2022-03-15 18:22:12,624 INFO L226 Difference]: Without dead ends: 104 [2022-03-15 18:22:12,624 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-03-15 18:22:12,625 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 0 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:22:12,625 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 12 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:22:12,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2022-03-15 18:22:12,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2022-03-15 18:22:12,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 100 states have (on average 2.01) internal successors, (201), 103 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 18:22:12,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 201 transitions. [2022-03-15 18:22:12,630 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 201 transitions. Word has length 11 [2022-03-15 18:22:12,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:22:12,630 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 201 transitions. [2022-03-15 18:22:12,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2022-03-15 18:22:12,630 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 201 transitions. [2022-03-15 18:22:12,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-03-15 18:22:12,631 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:22:12,631 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:22:12,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-15 18:22:12,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-03-15 18:22:12,849 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-15 18:22:12,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:22:12,850 INFO L85 PathProgramCache]: Analyzing trace with hash 966128823, now seen corresponding path program 3 times [2022-03-15 18:22:12,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:22:12,851 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372944743] [2022-03-15 18:22:12,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:22:12,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:22:12,900 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-03-15 18:22:12,900 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [164016561] [2022-03-15 18:22:12,900 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 18:22:12,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:22:12,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:22:12,902 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:22:12,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-15 18:22:13,084 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-03-15 18:22:13,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:22:13,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-15 18:22:13,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:22:13,120 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:22:13,120 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:22:13,149 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:22:13,149 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:22:13,149 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372944743] [2022-03-15 18:22:13,149 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-03-15 18:22:13,149 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164016561] [2022-03-15 18:22:13,149 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [164016561] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:22:13,149 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-03-15 18:22:13,149 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2022-03-15 18:22:13,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [947550380] [2022-03-15 18:22:13,150 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:22:13,151 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:22:13,153 INFO L252 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2022-03-15 18:22:13,153 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:22:13,153 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:22:13,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 18:22:13,153 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:22:13,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 18:22:13,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 18:22:13,154 INFO L87 Difference]: Start difference. First operand 104 states and 201 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-03-15 18:22:13,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:22:13,293 INFO L93 Difference]: Finished difference Result 113 states and 212 transitions. [2022-03-15 18:22:13,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 18:22:13,293 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-03-15 18:22:13,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:22:13,294 INFO L225 Difference]: With dead ends: 113 [2022-03-15 18:22:13,294 INFO L226 Difference]: Without dead ends: 113 [2022-03-15 18:22:13,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 18:22:13,295 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 4 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:22:13,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 8 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:22:13,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-03-15 18:22:13,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 109. [2022-03-15 18:22:13,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 105 states have (on average 1.9714285714285715) internal successors, (207), 108 states have internal predecessors, (207), 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) [2022-03-15 18:22:13,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 207 transitions. [2022-03-15 18:22:13,304 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 207 transitions. Word has length 12 [2022-03-15 18:22:13,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:22:13,304 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 207 transitions. [2022-03-15 18:22:13,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-03-15 18:22:13,304 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 207 transitions. [2022-03-15 18:22:13,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-03-15 18:22:13,305 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:22:13,305 INFO L514 BasicCegarLoop]: trace histogram [6, 2, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:22:13,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-15 18:22:13,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:22:13,507 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-15 18:22:13,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:22:13,508 INFO L85 PathProgramCache]: Analyzing trace with hash -250305911, now seen corresponding path program 4 times [2022-03-15 18:22:13,509 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:22:13,509 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373764198] [2022-03-15 18:22:13,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:22:13,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:22:13,561 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-03-15 18:22:13,563 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1024846153] [2022-03-15 18:22:13,564 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 18:22:13,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:22:13,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:22:13,572 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:22:13,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-15 18:22:13,988 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 18:22:13,988 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:22:13,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 1613 conjuncts, 5 conjunts are in the unsatisfiable core [2022-03-15 18:22:14,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:22:14,034 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-03-15 18:22:14,034 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:22:14,084 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-03-15 18:22:14,084 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:22:14,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373764198] [2022-03-15 18:22:14,084 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-03-15 18:22:14,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024846153] [2022-03-15 18:22:14,084 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024846153] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:22:14,084 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-03-15 18:22:14,084 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-03-15 18:22:14,084 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [497917863] [2022-03-15 18:22:14,085 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:22:14,087 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:22:14,091 INFO L252 McrAutomatonBuilder]: Finished intersection with 18 states and 17 transitions. [2022-03-15 18:22:14,091 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:22:14,092 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:22:14,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 18:22:14,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:22:14,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 18:22:14,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-03-15 18:22:14,093 INFO L87 Difference]: Start difference. First operand 109 states and 207 transitions. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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) [2022-03-15 18:22:14,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:22:14,275 INFO L93 Difference]: Finished difference Result 111 states and 209 transitions. [2022-03-15 18:22:14,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 18:22:14,276 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-03-15 18:22:14,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:22:14,276 INFO L225 Difference]: With dead ends: 111 [2022-03-15 18:22:14,276 INFO L226 Difference]: Without dead ends: 111 [2022-03-15 18:22:14,276 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-03-15 18:22:14,277 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 0 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 18:22:14,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 12 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 18:22:14,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2022-03-15 18:22:14,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2022-03-15 18:22:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 107 states have (on average 1.9532710280373833) internal successors, (209), 110 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 18:22:14,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 209 transitions. [2022-03-15 18:22:14,281 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 209 transitions. Word has length 17 [2022-03-15 18:22:14,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:22:14,281 INFO L470 AbstractCegarLoop]: Abstraction has 111 states and 209 transitions. [2022-03-15 18:22:14,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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) [2022-03-15 18:22:14,281 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 209 transitions. [2022-03-15 18:22:14,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 18:22:14,282 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:22:14,282 INFO L514 BasicCegarLoop]: trace histogram [8, 2, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:22:14,303 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-03-15 18:22:14,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:22:14,491 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-15 18:22:14,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:22:14,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1605229707, now seen corresponding path program 5 times [2022-03-15 18:22:14,493 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:22:14,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740037732] [2022-03-15 18:22:14,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:22:14,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:22:14,558 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-03-15 18:22:14,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1184604008] [2022-03-15 18:22:14,558 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-15 18:22:14,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:22:14,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:22:14,560 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:22:14,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process Received shutdown request... [2022-03-15 18:36:27,947 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-15 18:36:27,947 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-15 18:36:29,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2022-03-15 18:36:29,155 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forcibly destroying the process [2022-03-15 18:36:29,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 137 [2022-03-15 18:36:29,219 ERROR L252 FreeRefinementEngine]: Caught known exception: Timeout or Toolchain cancelled by user [2022-03-15 18:36:29,220 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 3 remaining) [2022-03-15 18:36:29,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 18:36:29,221 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was analyzing trace of length 20 with TraceHistMax 8,while AutomatonFreeRefinementEngine was Timeout during CAMEL. [2022-03-15 18:36:29,221 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-03-15 18:36:29,222 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-03-15 18:36:29,224 INFO L732 BasicCegarLoop]: Path program histogram: [5, 1, 1] [2022-03-15 18:36:29,226 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 18:36:29,226 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 18:36:29,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 06:36:29 BasicIcfg [2022-03-15 18:36:29,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 18:36:29,228 INFO L158 Benchmark]: Toolchain (without parser) took 888404.02ms. Allocated memory was 199.2MB in the beginning and 239.1MB in the end (delta: 39.8MB). Free memory was 146.8MB in the beginning and 104.5MB in the end (delta: 42.3MB). Peak memory consumption was 82.6MB. Max. memory is 8.0GB. [2022-03-15 18:36:29,228 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 199.2MB. Free memory is still 165.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 18:36:29,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.49ms. Allocated memory is still 199.2MB. Free memory was 146.6MB in the beginning and 154.7MB in the end (delta: -8.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-03-15 18:36:29,228 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.33ms. Allocated memory is still 199.2MB. Free memory was 154.7MB in the beginning and 152.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 18:36:29,228 INFO L158 Benchmark]: Boogie Preprocessor took 23.16ms. Allocated memory is still 199.2MB. Free memory was 151.5MB in the beginning and 149.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 18:36:29,229 INFO L158 Benchmark]: RCFGBuilder took 447.91ms. Allocated memory is still 199.2MB. Free memory was 149.4MB in the beginning and 128.0MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2022-03-15 18:36:29,229 INFO L158 Benchmark]: TraceAbstraction took 887458.10ms. Allocated memory was 199.2MB in the beginning and 239.1MB in the end (delta: 39.8MB). Free memory was 127.4MB in the beginning and 104.5MB in the end (delta: 22.9MB). Peak memory consumption was 63.7MB. Max. memory is 8.0GB. [2022-03-15 18:36:29,230 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 199.2MB. Free memory is still 165.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 434.49ms. Allocated memory is still 199.2MB. Free memory was 146.6MB in the beginning and 154.7MB in the end (delta: -8.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.33ms. Allocated memory is still 199.2MB. Free memory was 154.7MB in the beginning and 152.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.16ms. Allocated memory is still 199.2MB. Free memory was 151.5MB in the beginning and 149.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 447.91ms. Allocated memory is still 199.2MB. Free memory was 149.4MB in the beginning and 128.0MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 887458.10ms. Allocated memory was 199.2MB in the beginning and 239.1MB in the end (delta: 39.8MB). Free memory was 127.4MB in the beginning and 104.5MB in the end (delta: 22.9MB). Peak memory consumption was 63.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 29.0s, 230 PlacesBefore, 27 PlacesAfterwards, 253 TransitionsBefore, 39 TransitionsAfterwards, 4094 CoEnabledTransitionPairs, 7 FixpointIterations, 128 TrivialSequentialCompositions, 77 ConcurrentSequentialCompositions, 16 TrivialYvCompositions, 20 ConcurrentYvCompositions, 11 ChoiceCompositions, 252 TotalNumberOfCompositions, 3996 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3225, positive: 3141, positive conditional: 0, positive unconditional: 3141, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2139, positive: 2113, positive conditional: 0, positive unconditional: 2113, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3225, positive: 1028, positive conditional: 0, positive unconditional: 1028, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 2139, unknown conditional: 0, unknown unconditional: 2139] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 67, Positive conditional cache size: 0, Positive unconditional cache size: 67, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1072]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 20 with TraceHistMax 8,while AutomatonFreeRefinementEngine was Timeout during CAMEL. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 20 with TraceHistMax 8,while AutomatonFreeRefinementEngine was Timeout during CAMEL. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 301 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 887.3s, OverallIterations: 7, TraceHistogramMax: 8, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 29.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 60 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 212 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 359 IncrementalHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 24 mSDtfsCounter, 359 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=6, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 7 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 66 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 106 ConstructedInterpolants, 0 QuantifiedInterpolants, 180 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2873 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 87/109 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown