/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-18 10:09:28,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 10:09:28,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 10:09:28,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-18 10:09:28,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-18 10:09:28,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-18 10:09:28,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-18 10:09:28,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-18 10:09:28,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-18 10:09:28,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-18 10:09:28,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-18 10:09:28,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-18 10:09:28,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 10:09:28,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 10:09:28,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 10:09:28,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 10:09:28,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 10:09:28,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 10:09:28,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 10:09:28,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 10:09:28,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 10:09:28,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 10:09:28,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 10:09:28,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 10:09:28,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-18 10:09:28,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 10:09:28,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 10:09:28,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 10:09:28,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf [2022-01-18 10:09:28,882 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 10:09:28,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 10:09:28,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-18 10:09:28,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-18 10:09:28,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 10:09:28,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 10:09:28,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 10:09:28,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 10:09:28,885 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 10:09:28,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 10:09:28,886 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 10:09:28,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 10:09:28,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 10:09:28,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 10:09:28,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 10:09:28,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 10:09:28,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 10:09:28,886 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 10:09:28,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 10:09:28,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 10:09:28,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 10:09:28,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 10:09:28,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 10:09:28,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 10:09:28,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 10:09:28,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 10:09:28,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 10:09:28,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 10:09:28,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 10:09:28,889 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 10:09:28,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 10:09:28,890 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 10:09:28,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-18 10:09:28,890 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2022-01-18 10:09:28,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 10:09:29,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 10:09:29,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 10:09:29,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 10:09:29,138 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 10:09:29,139 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 10:09:29,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i [2022-01-18 10:09:29,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f100e2419/ca651b054a8d47eabc9529b111c36dea/FLAG089bb1344 [2022-01-18 10:09:29,678 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 10:09:29,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i [2022-01-18 10:09:29,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f100e2419/ca651b054a8d47eabc9529b111c36dea/FLAG089bb1344 [2022-01-18 10:09:30,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f100e2419/ca651b054a8d47eabc9529b111c36dea [2022-01-18 10:09:30,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 10:09:30,172 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 10:09:30,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 10:09:30,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 10:09:30,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 10:09:30,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55a6a043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30, skipping insertion in model container [2022-01-18 10:09:30,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 10:09:30,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 10:09:30,584 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_28-funptr_racefree.i[41323,41336] [2022-01-18 10:09:30,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 10:09:30,606 INFO L203 MainTranslator]: Completed pre-run [2022-01-18 10:09:30,631 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_28-funptr_racefree.i[41323,41336] [2022-01-18 10:09:30,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 10:09:30,692 INFO L208 MainTranslator]: Completed translation [2022-01-18 10:09:30,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30 WrapperNode [2022-01-18 10:09:30,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 10:09:30,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-18 10:09:30,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-18 10:09:30,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-18 10:09:30,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,734 INFO L137 Inliner]: procedures = 273, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 122 [2022-01-18 10:09:30,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-18 10:09:30,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-18 10:09:30,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-18 10:09:30,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-18 10:09:30,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-18 10:09:30,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-18 10:09:30,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-18 10:09:30,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-18 10:09:30,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (1/1) ... [2022-01-18 10:09:30,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 10:09:30,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:09:30,802 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) [2022-01-18 10:09:30,808 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 [2022-01-18 10:09:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-18 10:09:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-18 10:09:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-18 10:09:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-18 10:09:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-18 10:09:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-18 10:09:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-01-18 10:09:30,839 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-01-18 10:09:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-18 10:09:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-18 10:09:30,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-18 10:09:30,840 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-18 10:09:30,939 INFO L234 CfgBuilder]: Building ICFG [2022-01-18 10:09:30,941 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-18 10:09:31,227 INFO L275 CfgBuilder]: Performing block encoding [2022-01-18 10:09:31,234 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-18 10:09:31,234 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2022-01-18 10:09:31,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 10:09:31 BoogieIcfgContainer [2022-01-18 10:09:31,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-18 10:09:31,237 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-18 10:09:31,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-18 10:09:31,242 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-18 10:09:31,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.01 10:09:30" (1/3) ... [2022-01-18 10:09:31,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3674a85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 10:09:31, skipping insertion in model container [2022-01-18 10:09:31,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:09:30" (2/3) ... [2022-01-18 10:09:31,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3674a85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 10:09:31, skipping insertion in model container [2022-01-18 10:09:31,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 10:09:31" (3/3) ... [2022-01-18 10:09:31,245 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_28-funptr_racefree.i [2022-01-18 10:09:31,253 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-18 10:09:31,253 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-18 10:09:31,253 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-18 10:09:31,254 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-18 10:09:31,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,313 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,314 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,316 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:31,338 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-01-18 10:09:31,377 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 10:09:31,383 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-18 10:09:31,383 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-18 10:09:31,393 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 119 places, 128 transitions, 264 flow [2022-01-18 10:09:31,483 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1047 states, 1044 states have (on average 2.1542145593869733) internal successors, (2249), 1046 states have internal predecessors, (2249), 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) [2022-01-18 10:09:31,487 INFO L276 IsEmpty]: Start isEmpty. Operand has 1047 states, 1044 states have (on average 2.1542145593869733) internal successors, (2249), 1046 states have internal predecessors, (2249), 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) [2022-01-18 10:09:31,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-18 10:09:31,495 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:09:31,496 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:09:31,496 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 10:09:31,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:09:31,501 INFO L85 PathProgramCache]: Analyzing trace with hash -734083898, now seen corresponding path program 1 times [2022-01-18 10:09:31,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:09:31,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249427712] [2022-01-18 10:09:31,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:09:31,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:09:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:09:31,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:09:31,669 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:09:31,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249427712] [2022-01-18 10:09:31,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249427712] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:09:31,670 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:09:31,670 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-18 10:09:31,671 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394548157] [2022-01-18 10:09:31,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:09:31,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-18 10:09:31,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:09:31,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-18 10:09:31,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 10:09:31,700 INFO L87 Difference]: Start difference. First operand has 1047 states, 1044 states have (on average 2.1542145593869733) internal successors, (2249), 1046 states have internal predecessors, (2249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2022-01-18 10:09:31,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:09:31,741 INFO L93 Difference]: Finished difference Result 1012 states and 1902 transitions. [2022-01-18 10:09:31,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-18 10:09:31,745 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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 52 [2022-01-18 10:09:31,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:09:31,763 INFO L225 Difference]: With dead ends: 1012 [2022-01-18 10:09:31,763 INFO L226 Difference]: Without dead ends: 771 [2022-01-18 10:09:31,765 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 10:09:31,767 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 10:09:31,768 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 10:09:31,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2022-01-18 10:09:31,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 771. [2022-01-18 10:09:31,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 771 states, 769 states have (on average 1.859557867360208) internal successors, (1430), 770 states have internal predecessors, (1430), 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) [2022-01-18 10:09:31,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 1430 transitions. [2022-01-18 10:09:31,865 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 1430 transitions. Word has length 52 [2022-01-18 10:09:31,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:09:31,865 INFO L470 AbstractCegarLoop]: Abstraction has 771 states and 1430 transitions. [2022-01-18 10:09:31,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2022-01-18 10:09:31,866 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1430 transitions. [2022-01-18 10:09:31,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-18 10:09:31,871 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:09:31,872 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:09:31,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-18 10:09:31,872 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 10:09:31,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:09:31,875 INFO L85 PathProgramCache]: Analyzing trace with hash 773467911, now seen corresponding path program 1 times [2022-01-18 10:09:31,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:09:31,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908711676] [2022-01-18 10:09:31,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:09:31,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:09:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:09:31,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:09:31,974 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:09:31,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908711676] [2022-01-18 10:09:31,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908711676] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:09:31,975 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:09:31,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 10:09:31,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086383806] [2022-01-18 10:09:31,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:09:31,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 10:09:31,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:09:31,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 10:09:31,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 10:09:31,977 INFO L87 Difference]: Start difference. First operand 771 states and 1430 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-01-18 10:09:31,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:09:31,999 INFO L93 Difference]: Finished difference Result 756 states and 1415 transitions. [2022-01-18 10:09:31,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 10:09:31,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 52 [2022-01-18 10:09:32,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:09:32,003 INFO L225 Difference]: With dead ends: 756 [2022-01-18 10:09:32,003 INFO L226 Difference]: Without dead ends: 756 [2022-01-18 10:09:32,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 10:09:32,005 INFO L933 BasicCegarLoop]: 91 mSDtfsCounter, 41 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 10:09:32,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 174 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 10:09:32,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2022-01-18 10:09:32,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 756. [2022-01-18 10:09:32,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 755 states have (on average 1.8741721854304636) internal successors, (1415), 755 states have internal predecessors, (1415), 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) [2022-01-18 10:09:32,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1415 transitions. [2022-01-18 10:09:32,029 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 1415 transitions. Word has length 52 [2022-01-18 10:09:32,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:09:32,029 INFO L470 AbstractCegarLoop]: Abstraction has 756 states and 1415 transitions. [2022-01-18 10:09:32,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-01-18 10:09:32,029 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1415 transitions. [2022-01-18 10:09:32,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-01-18 10:09:32,032 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:09:32,032 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:09:32,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-18 10:09:32,033 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 10:09:32,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:09:32,033 INFO L85 PathProgramCache]: Analyzing trace with hash -54000293, now seen corresponding path program 1 times [2022-01-18 10:09:32,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:09:32,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49498693] [2022-01-18 10:09:32,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:09:32,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:09:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:09:32,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:09:32,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:09:32,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49498693] [2022-01-18 10:09:32,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49498693] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:09:32,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672311119] [2022-01-18 10:09:32,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:09:32,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:09:32,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:09:32,134 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) [2022-01-18 10:09:32,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-18 10:09:32,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:09:32,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-18 10:09:32,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:09:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:09:32,393 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 10:09:32,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:09:32,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1672311119] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 10:09:32,530 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 10:09:32,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-18 10:09:32,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552467724] [2022-01-18 10:09:32,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 10:09:32,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-18 10:09:32,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:09:32,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-18 10:09:32,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-18 10:09:32,534 INFO L87 Difference]: Start difference. First operand 756 states and 1415 transitions. Second operand has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 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) [2022-01-18 10:09:32,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:09:32,592 INFO L93 Difference]: Finished difference Result 246 states and 410 transitions. [2022-01-18 10:09:32,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-18 10:09:32,592 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 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 62 [2022-01-18 10:09:32,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:09:32,593 INFO L225 Difference]: With dead ends: 246 [2022-01-18 10:09:32,593 INFO L226 Difference]: Without dead ends: 0 [2022-01-18 10:09:32,593 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2022-01-18 10:09:32,594 INFO L933 BasicCegarLoop]: 108 mSDtfsCounter, 308 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 10:09:32,594 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [308 Valid, 431 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 10:09:32,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-18 10:09:32,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-18 10:09:32,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-01-18 10:09:32,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-18 10:09:32,595 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2022-01-18 10:09:32,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:09:32,595 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-18 10:09:32,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 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) [2022-01-18 10:09:32,596 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-18 10:09:32,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-18 10:09:32,598 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-18 10:09:32,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-18 10:09:32,821 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 [2022-01-18 10:09:32,823 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-01-18 10:09:32,824 INFO L308 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was SAFE (1/2) [2022-01-18 10:09:32,826 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == InUseError ======== [2022-01-18 10:09:32,827 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-18 10:09:32,827 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-18 10:09:32,829 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 119 places, 128 transitions, 264 flow [2022-01-18 10:09:32,841 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 416 states, 415 states have (on average 1.9542168674698794) internal successors, (811), 415 states have internal predecessors, (811), 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) [2022-01-18 10:09:32,842 INFO L276 IsEmpty]: Start isEmpty. Operand has 416 states, 415 states have (on average 1.9542168674698794) internal successors, (811), 415 states have internal predecessors, (811), 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) [2022-01-18 10:09:32,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-18 10:09:32,844 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:09:32,844 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:09:32,844 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-18 10:09:32,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:09:32,845 INFO L85 PathProgramCache]: Analyzing trace with hash 349975661, now seen corresponding path program 1 times [2022-01-18 10:09:32,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:09:32,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323406292] [2022-01-18 10:09:32,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:09:32,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:09:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 10:09:32,868 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-18 10:09:32,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 10:09:32,903 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-18 10:09:32,903 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-18 10:09:32,904 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 1 remaining) [2022-01-18 10:09:32,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-18 10:09:32,904 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-01-18 10:09:32,904 INFO L308 ceAbstractionStarter]: Result for error location InUseError was UNSAFE (2/2) [2022-01-18 10:09:32,905 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-01-18 10:09:32,905 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-01-18 10:09:32,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:32,941 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-18 10:09:32,942 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 10:09:32,943 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-18 10:09:32,943 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-18 10:09:32,945 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 155 places, 169 transitions, 356 flow [2022-01-18 10:09:34,061 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 34571 states, 34567 states have (on average 3.3276535423959266) internal successors, (115027), 34570 states have internal predecessors, (115027), 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) [2022-01-18 10:09:34,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 34571 states, 34567 states have (on average 3.3276535423959266) internal successors, (115027), 34570 states have internal predecessors, (115027), 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) [2022-01-18 10:09:34,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-18 10:09:34,145 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:09:34,145 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:09:34,145 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 10:09:34,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:09:34,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1017315846, now seen corresponding path program 1 times [2022-01-18 10:09:34,147 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:09:34,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212309426] [2022-01-18 10:09:34,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:09:34,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:09:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:09:34,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:09:34,305 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:09:34,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212309426] [2022-01-18 10:09:34,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212309426] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:09:34,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:09:34,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-18 10:09:34,306 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897385959] [2022-01-18 10:09:34,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:09:34,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-18 10:09:34,306 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:09:34,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-18 10:09:34,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 10:09:34,369 INFO L87 Difference]: Start difference. First operand has 34571 states, 34567 states have (on average 3.3276535423959266) internal successors, (115027), 34570 states have internal predecessors, (115027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2022-01-18 10:09:34,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:09:34,877 INFO L93 Difference]: Finished difference Result 33380 states and 95980 transitions. [2022-01-18 10:09:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-18 10:09:34,877 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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 52 [2022-01-18 10:09:34,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:09:35,042 INFO L225 Difference]: With dead ends: 33380 [2022-01-18 10:09:35,042 INFO L226 Difference]: Without dead ends: 25183 [2022-01-18 10:09:35,043 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 10:09:35,046 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 10:09:35,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 10:09:35,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25183 states. [2022-01-18 10:09:35,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25183 to 25183. [2022-01-18 10:09:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25183 states, 25180 states have (on average 2.8584590945194597) internal successors, (71976), 25182 states have internal predecessors, (71976), 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) [2022-01-18 10:09:36,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25183 states to 25183 states and 71976 transitions. [2022-01-18 10:09:36,112 INFO L78 Accepts]: Start accepts. Automaton has 25183 states and 71976 transitions. Word has length 52 [2022-01-18 10:09:36,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:09:36,114 INFO L470 AbstractCegarLoop]: Abstraction has 25183 states and 71976 transitions. [2022-01-18 10:09:36,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2022-01-18 10:09:36,114 INFO L276 IsEmpty]: Start isEmpty. Operand 25183 states and 71976 transitions. [2022-01-18 10:09:36,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-18 10:09:36,115 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:09:36,117 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:09:36,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-18 10:09:36,122 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 10:09:36,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:09:36,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1770099641, now seen corresponding path program 1 times [2022-01-18 10:09:36,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:09:36,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756097384] [2022-01-18 10:09:36,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:09:36,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:09:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:09:36,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:09:36,175 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:09:36,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756097384] [2022-01-18 10:09:36,175 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756097384] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:09:36,175 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:09:36,175 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 10:09:36,175 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621059845] [2022-01-18 10:09:36,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:09:36,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 10:09:36,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:09:36,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 10:09:36,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 10:09:36,177 INFO L87 Difference]: Start difference. First operand 25183 states and 71976 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-01-18 10:09:36,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:09:36,302 INFO L93 Difference]: Finished difference Result 25168 states and 71961 transitions. [2022-01-18 10:09:36,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 10:09:36,302 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 52 [2022-01-18 10:09:36,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:09:36,477 INFO L225 Difference]: With dead ends: 25168 [2022-01-18 10:09:36,477 INFO L226 Difference]: Without dead ends: 25168 [2022-01-18 10:09:36,477 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 10:09:36,478 INFO L933 BasicCegarLoop]: 124 mSDtfsCounter, 41 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 10:09:36,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 244 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 10:09:36,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25168 states. [2022-01-18 10:09:37,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25168 to 25168. [2022-01-18 10:09:37,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25168 states, 25166 states have (on average 2.859453230549154) internal successors, (71961), 25167 states have internal predecessors, (71961), 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) [2022-01-18 10:09:37,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25168 states to 25168 states and 71961 transitions. [2022-01-18 10:09:37,302 INFO L78 Accepts]: Start accepts. Automaton has 25168 states and 71961 transitions. Word has length 52 [2022-01-18 10:09:37,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:09:37,302 INFO L470 AbstractCegarLoop]: Abstraction has 25168 states and 71961 transitions. [2022-01-18 10:09:37,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-01-18 10:09:37,303 INFO L276 IsEmpty]: Start isEmpty. Operand 25168 states and 71961 transitions. [2022-01-18 10:09:37,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-01-18 10:09:37,305 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:09:37,305 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:09:37,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-18 10:09:37,305 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 10:09:37,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:09:37,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1433750814, now seen corresponding path program 1 times [2022-01-18 10:09:37,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:09:37,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184783044] [2022-01-18 10:09:37,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:09:37,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:09:37,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:09:37,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:09:37,366 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:09:37,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184783044] [2022-01-18 10:09:37,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184783044] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 10:09:37,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1761528704] [2022-01-18 10:09:37,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:09:37,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 10:09:37,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 10:09:37,368 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) [2022-01-18 10:09:37,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-18 10:09:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:09:37,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-18 10:09:37,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 10:09:37,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:09:37,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 10:09:37,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:09:37,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1761528704] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 10:09:37,682 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 10:09:37,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-18 10:09:37,683 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680750810] [2022-01-18 10:09:37,683 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 10:09:37,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-18 10:09:37,683 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:09:37,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-18 10:09:37,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-18 10:09:37,685 INFO L87 Difference]: Start difference. First operand 25168 states and 71961 transitions. Second operand has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 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) [2022-01-18 10:09:37,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:09:37,777 INFO L93 Difference]: Finished difference Result 7318 states and 19956 transitions. [2022-01-18 10:09:37,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-18 10:09:37,777 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 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 62 [2022-01-18 10:09:37,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:09:37,777 INFO L225 Difference]: With dead ends: 7318 [2022-01-18 10:09:37,778 INFO L226 Difference]: Without dead ends: 0 [2022-01-18 10:09:37,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2022-01-18 10:09:37,779 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 547 mSDsluCounter, 692 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 861 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 10:09:37,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [547 Valid, 861 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 10:09:37,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-18 10:09:37,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-18 10:09:37,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-01-18 10:09:37,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-18 10:09:37,780 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2022-01-18 10:09:37,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:09:37,780 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-18 10:09:37,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 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) [2022-01-18 10:09:37,781 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-18 10:09:37,781 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-18 10:09:37,781 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-18 10:09:37,807 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-18 10:09:38,002 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,SelfDestructingSolverStorable6 [2022-01-18 10:09:38,003 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-01-18 10:09:38,003 INFO L308 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was SAFE (1/2) [2022-01-18 10:09:38,004 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == InUseError ======== [2022-01-18 10:09:38,005 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-18 10:09:38,005 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-18 10:09:38,007 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 155 places, 169 transitions, 356 flow [2022-01-18 10:09:38,336 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 13098 states, 13097 states have (on average 3.168969993128197) internal successors, (41504), 13097 states have internal predecessors, (41504), 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) [2022-01-18 10:09:38,357 INFO L276 IsEmpty]: Start isEmpty. Operand has 13098 states, 13097 states have (on average 3.168969993128197) internal successors, (41504), 13097 states have internal predecessors, (41504), 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) [2022-01-18 10:09:38,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-01-18 10:09:38,359 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:09:38,359 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:09:38,360 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-18 10:09:38,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:09:38,360 INFO L85 PathProgramCache]: Analyzing trace with hash -720853353, now seen corresponding path program 1 times [2022-01-18 10:09:38,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:09:38,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337173779] [2022-01-18 10:09:38,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:09:38,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:09:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 10:09:38,386 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-18 10:09:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 10:09:38,417 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-18 10:09:38,417 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-18 10:09:38,417 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 1 remaining) [2022-01-18 10:09:38,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-18 10:09:38,418 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-01-18 10:09:38,418 INFO L308 ceAbstractionStarter]: Result for error location InUseError was UNSAFE (2/2) [2022-01-18 10:09:38,418 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-01-18 10:09:38,418 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-01-18 10:09:38,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_good_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 10:09:38,462 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-01-18 10:09:38,464 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 10:09:38,465 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-18 10:09:38,465 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-18 10:09:38,467 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 191 places, 210 transitions, 450 flow [2022-01-18 10:10:11,542 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1174387 states, 1174382 states have (on average 4.4763245690073585) internal successors, (5256915), 1174386 states have internal predecessors, (5256915), 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) [2022-01-18 10:10:16,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 1174387 states, 1174382 states have (on average 4.4763245690073585) internal successors, (5256915), 1174386 states have internal predecessors, (5256915), 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) [2022-01-18 10:10:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-18 10:10:16,973 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:10:16,973 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:10:16,973 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 10:10:16,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:10:16,974 INFO L85 PathProgramCache]: Analyzing trace with hash 423484550, now seen corresponding path program 1 times [2022-01-18 10:10:16,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:10:16,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361784031] [2022-01-18 10:10:16,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:10:16,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:10:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:10:16,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:10:16,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:10:16,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361784031] [2022-01-18 10:10:16,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361784031] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:10:16,994 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:10:16,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-18 10:10:16,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353750282] [2022-01-18 10:10:16,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:10:16,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-18 10:10:16,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:10:16,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-18 10:10:16,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 10:10:19,429 INFO L87 Difference]: Start difference. First operand has 1174387 states, 1174382 states have (on average 4.4763245690073585) internal successors, (5256915), 1174386 states have internal predecessors, (5256915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2022-01-18 10:10:38,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 10:10:38,588 INFO L93 Difference]: Finished difference Result 1133892 states and 4362776 transitions. [2022-01-18 10:10:38,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-18 10:10:38,588 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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 52 [2022-01-18 10:10:38,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 10:10:49,200 INFO L225 Difference]: With dead ends: 1133892 [2022-01-18 10:10:49,200 INFO L226 Difference]: Without dead ends: 855191 [2022-01-18 10:10:49,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-18 10:10:49,201 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 10:10:49,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 163 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 10:10:52,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855191 states. [2022-01-18 10:11:37,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855191 to 855191. [2022-01-18 10:11:41,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 855191 states, 855187 states have (on average 3.8309001423080566) internal successors, (3276136), 855190 states have internal predecessors, (3276136), 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) [2022-01-18 10:11:53,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855191 states to 855191 states and 3276136 transitions. [2022-01-18 10:11:53,088 INFO L78 Accepts]: Start accepts. Automaton has 855191 states and 3276136 transitions. Word has length 52 [2022-01-18 10:11:53,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 10:11:53,088 INFO L470 AbstractCegarLoop]: Abstraction has 855191 states and 3276136 transitions. [2022-01-18 10:11:53,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2022-01-18 10:11:53,088 INFO L276 IsEmpty]: Start isEmpty. Operand 855191 states and 3276136 transitions. [2022-01-18 10:11:53,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-18 10:11:53,089 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 10:11:53,089 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 10:11:53,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-18 10:11:53,089 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-18 10:11:53,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 10:11:53,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1931036359, now seen corresponding path program 1 times [2022-01-18 10:11:53,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 10:11:53,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249338585] [2022-01-18 10:11:53,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 10:11:53,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 10:11:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 10:11:53,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 10:11:53,113 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 10:11:53,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249338585] [2022-01-18 10:11:53,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249338585] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 10:11:53,113 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 10:11:53,114 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 10:11:53,114 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733908918] [2022-01-18 10:11:53,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 10:11:53,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 10:11:53,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 10:11:53,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 10:11:53,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 10:11:53,115 INFO L87 Difference]: Start difference. First operand 855191 states and 3276136 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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)