/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 22:47:28,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 22:47:28,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 22:47:28,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 22:47:28,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 22:47:28,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 22:47:28,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 22:47:28,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 22:47:28,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 22:47:28,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 22:47:28,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 22:47:28,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 22:47:28,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 22:47:28,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 22:47:28,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 22:47:28,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 22:47:28,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 22:47:28,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 22:47:28,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 22:47:28,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 22:47:28,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 22:47:28,098 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 22:47:28,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 22:47:28,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 22:47:28,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 22:47:28,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 22:47:28,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 22:47:28,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 22:47:28,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 22:47:28,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-10 22:47:28,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-10 22:47:28,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-10 22:47:28,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-10 22:47:28,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-10 22:47:28,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-10 22:47:28,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-10 22:47:28,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-10 22:47:28,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-10 22:47:28,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 22:47:28,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 22:47:28,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 22:47:28,113 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 22:47:28,137 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 22:47:28,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 22:47:28,137 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 22:47:28,137 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 22:47:28,137 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 22:47:28,138 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 22:47:28,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 22:47:28,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 22:47:28,138 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 22:47:28,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 22:47:28,138 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 22:47:28,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 22:47:28,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 22:47:28,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 22:47:28,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 22:47:28,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 22:47:28,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 22:47:28,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 22:47:28,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 22:47:28,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 22:47:28,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 22:47:28,140 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 22:47:28,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 22:47:28,140 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 22:47:28,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 22:47:28,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 22:47:28,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 22:47:28,371 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 22:47:28,373 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 22:47:28,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-array-sum.wvr.c [2022-02-10 22:47:28,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc4c42fc1/1f13127880e34b91a79d6242460b054a/FLAG74bee2a19 [2022-02-10 22:47:28,777 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 22:47:28,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum.wvr.c [2022-02-10 22:47:28,784 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc4c42fc1/1f13127880e34b91a79d6242460b054a/FLAG74bee2a19 [2022-02-10 22:47:28,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc4c42fc1/1f13127880e34b91a79d6242460b054a [2022-02-10 22:47:28,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 22:47:28,796 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 22:47:28,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 22:47:28,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 22:47:28,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 22:47:28,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 10:47:28" (1/1) ... [2022-02-10 22:47:28,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5596cb9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:28, skipping insertion in model container [2022-02-10 22:47:28,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 10:47:28" (1/1) ... [2022-02-10 22:47:28,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 22:47:28,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 22:47:29,006 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum.wvr.c[2835,2848] [2022-02-10 22:47:29,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 22:47:29,027 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 22:47:29,057 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum.wvr.c[2835,2848] [2022-02-10 22:47:29,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 22:47:29,074 INFO L208 MainTranslator]: Completed translation [2022-02-10 22:47:29,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29 WrapperNode [2022-02-10 22:47:29,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 22:47:29,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 22:47:29,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 22:47:29,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 22:47:29,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (1/1) ... [2022-02-10 22:47:29,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (1/1) ... [2022-02-10 22:47:29,130 INFO L137 Inliner]: procedures = 25, calls = 58, calls flagged for inlining = 16, calls inlined = 28, statements flattened = 280 [2022-02-10 22:47:29,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 22:47:29,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 22:47:29,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 22:47:29,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 22:47:29,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (1/1) ... [2022-02-10 22:47:29,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (1/1) ... [2022-02-10 22:47:29,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (1/1) ... [2022-02-10 22:47:29,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (1/1) ... [2022-02-10 22:47:29,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (1/1) ... [2022-02-10 22:47:29,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (1/1) ... [2022-02-10 22:47:29,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (1/1) ... [2022-02-10 22:47:29,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 22:47:29,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 22:47:29,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 22:47:29,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 22:47:29,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (1/1) ... [2022-02-10 22:47:29,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 22:47:29,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:47:29,194 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) [2022-02-10 22:47:29,223 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 [2022-02-10 22:47:29,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 22:47:29,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 22:47:29,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 22:47:29,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 22:47:29,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-10 22:47:29,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-10 22:47:29,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-10 22:47:29,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-10 22:47:29,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-10 22:47:29,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-10 22:47:29,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 22:47:29,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-10 22:47:29,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-10 22:47:29,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-10 22:47:29,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 22:47:29,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 22:47:29,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 22:47:29,243 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 22:47:29,337 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 22:47:29,338 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 22:47:29,712 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 22:47:29,922 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 22:47:29,923 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-02-10 22:47:29,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:47:29 BoogieIcfgContainer [2022-02-10 22:47:29,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 22:47:29,925 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 22:47:29,925 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 22:47:29,929 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 22:47:29,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 10:47:28" (1/3) ... [2022-02-10 22:47:29,929 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1686914a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 10:47:29, skipping insertion in model container [2022-02-10 22:47:29,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 10:47:29" (2/3) ... [2022-02-10 22:47:29,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1686914a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 10:47:29, skipping insertion in model container [2022-02-10 22:47:29,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:47:29" (3/3) ... [2022-02-10 22:47:29,931 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum.wvr.c [2022-02-10 22:47:29,934 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 22:47:29,934 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 22:47:29,934 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-10 22:47:29,934 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 22:47:29,987 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,987 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,988 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,988 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,988 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,988 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,988 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,988 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,988 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,988 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,989 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,989 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,989 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,989 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,989 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,989 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,989 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,989 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,990 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,990 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,990 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,990 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,990 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,991 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,992 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,992 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,992 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,992 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,992 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,992 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,993 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,993 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,993 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,993 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,993 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,993 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,995 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,995 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,995 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,995 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,995 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,995 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,996 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,996 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,996 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,996 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,996 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,996 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,997 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,997 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,997 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,997 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,997 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,998 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,998 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,998 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,998 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:29,999 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,000 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,000 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~tmp~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,000 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,000 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,001 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,001 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,001 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,001 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,001 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,001 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,002 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,002 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,002 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,002 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,002 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~tmp~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,002 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,002 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,003 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,003 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,003 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,003 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,003 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,003 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,003 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,004 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,005 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,006 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~tmp~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,006 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~tmp~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,007 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,009 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,013 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,013 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,013 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,013 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,013 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,013 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,013 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,014 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,016 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,016 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,017 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,017 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,017 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,017 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,017 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,017 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,017 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,017 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,017 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,017 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~tmp~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,018 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~tmp~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,019 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,020 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~tmp~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,020 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~tmp~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,020 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,020 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,020 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,020 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,020 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,021 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,021 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,021 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,028 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,029 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,031 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,031 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,031 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,031 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,031 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,031 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,031 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,031 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,031 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,032 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,032 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,032 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,032 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,032 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_~tmp~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,032 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,032 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_~tmp~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,033 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,034 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,035 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,035 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,035 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,035 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,035 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,035 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,035 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,035 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 22:47:30,037 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-10 22:47:30,079 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 22:47:30,085 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 [2022-02-10 22:47:30,086 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-10 22:47:30,101 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 190 places, 196 transitions, 416 flow [2022-02-10 22:47:30,333 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 5108 states, 5107 states have (on average 3.7981202271392207) internal successors, (19397), 5107 states have internal predecessors, (19397), 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) [2022-02-10 22:47:30,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 5108 states, 5107 states have (on average 3.7981202271392207) internal successors, (19397), 5107 states have internal predecessors, (19397), 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) [2022-02-10 22:47:30,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 22:47:30,393 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:47:30,394 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:47:30,395 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 22:47:30,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:47:30,399 INFO L85 PathProgramCache]: Analyzing trace with hash 409801599, now seen corresponding path program 1 times [2022-02-10 22:47:30,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:47:30,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611323643] [2022-02-10 22:47:30,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:30,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:47:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:30,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:47:30,607 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:47:30,607 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611323643] [2022-02-10 22:47:30,608 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611323643] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:47:30,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:47:30,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 22:47:30,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846854057] [2022-02-10 22:47:30,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:47:30,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-10 22:47:30,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:47:30,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-10 22:47:30,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-10 22:47:30,660 INFO L87 Difference]: Start difference. First operand has 5108 states, 5107 states have (on average 3.7981202271392207) internal successors, (19397), 5107 states have internal predecessors, (19397), 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 66.5) internal successors, (133), 2 states have internal predecessors, (133), 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) [2022-02-10 22:47:30,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:47:30,752 INFO L93 Difference]: Finished difference Result 5108 states and 18000 transitions. [2022-02-10 22:47:30,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 22:47:30,754 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 66.5) internal successors, (133), 2 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-02-10 22:47:30,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:47:30,799 INFO L225 Difference]: With dead ends: 5108 [2022-02-10 22:47:30,799 INFO L226 Difference]: Without dead ends: 5102 [2022-02-10 22:47:30,800 INFO L933 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 [2022-02-10 22:47:30,805 INFO L934 BasicCegarLoop]: 162 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 22:47:30,806 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 162 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:47:30,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5102 states. [2022-02-10 22:47:30,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5102 to 5102. [2022-02-10 22:47:31,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5102 states, 5101 states have (on average 3.5275436188982554) internal successors, (17994), 5101 states have internal predecessors, (17994), 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) [2022-02-10 22:47:31,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5102 states to 5102 states and 17994 transitions. [2022-02-10 22:47:31,039 INFO L78 Accepts]: Start accepts. Automaton has 5102 states and 17994 transitions. Word has length 133 [2022-02-10 22:47:31,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:47:31,039 INFO L470 AbstractCegarLoop]: Abstraction has 5102 states and 17994 transitions. [2022-02-10 22:47:31,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 66.5) internal successors, (133), 2 states have internal predecessors, (133), 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) [2022-02-10 22:47:31,040 INFO L276 IsEmpty]: Start isEmpty. Operand 5102 states and 17994 transitions. [2022-02-10 22:47:31,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 22:47:31,057 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:47:31,057 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:47:31,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 22:47:31,058 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 22:47:31,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:47:31,059 INFO L85 PathProgramCache]: Analyzing trace with hash -609903492, now seen corresponding path program 1 times [2022-02-10 22:47:31,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:47:31,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084533878] [2022-02-10 22:47:31,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:31,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:47:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:31,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:47:31,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:47:31,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084533878] [2022-02-10 22:47:31,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084533878] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:47:31,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:47:31,279 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-10 22:47:31,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236964747] [2022-02-10 22:47:31,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:47:31,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 22:47:31,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:47:31,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 22:47:31,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-10 22:47:31,281 INFO L87 Difference]: Start difference. First operand 5102 states and 17994 transitions. Second operand has 6 states, 6 states have (on average 22.166666666666668) internal successors, (133), 6 states have internal predecessors, (133), 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) [2022-02-10 22:47:31,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:47:31,539 INFO L93 Difference]: Finished difference Result 10004 states and 35391 transitions. [2022-02-10 22:47:31,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 22:47:31,539 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.166666666666668) internal successors, (133), 6 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-02-10 22:47:31,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:47:31,668 INFO L225 Difference]: With dead ends: 10004 [2022-02-10 22:47:31,668 INFO L226 Difference]: Without dead ends: 9854 [2022-02-10 22:47:31,668 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-02-10 22:47:31,669 INFO L934 BasicCegarLoop]: 157 mSDtfsCounter, 215 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:47:31,670 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 590 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:47:31,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9854 states. [2022-02-10 22:47:31,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9854 to 5712. [2022-02-10 22:47:31,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5712 states, 5711 states have (on average 3.516897215899142) internal successors, (20085), 5711 states have internal predecessors, (20085), 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) [2022-02-10 22:47:31,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5712 states to 5712 states and 20085 transitions. [2022-02-10 22:47:31,914 INFO L78 Accepts]: Start accepts. Automaton has 5712 states and 20085 transitions. Word has length 133 [2022-02-10 22:47:31,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:47:31,915 INFO L470 AbstractCegarLoop]: Abstraction has 5712 states and 20085 transitions. [2022-02-10 22:47:31,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.166666666666668) internal successors, (133), 6 states have internal predecessors, (133), 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) [2022-02-10 22:47:31,916 INFO L276 IsEmpty]: Start isEmpty. Operand 5712 states and 20085 transitions. [2022-02-10 22:47:31,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-02-10 22:47:31,931 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:47:31,932 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:47:31,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 22:47:31,932 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 22:47:31,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:47:31,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1220064888, now seen corresponding path program 1 times [2022-02-10 22:47:31,933 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:47:31,933 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890890048] [2022-02-10 22:47:31,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:31,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:47:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:32,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:47:32,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:47:32,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890890048] [2022-02-10 22:47:32,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890890048] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:47:32,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:47:32,029 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 22:47:32,029 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531010680] [2022-02-10 22:47:32,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:47:32,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 22:47:32,029 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:47:32,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 22:47:32,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-10 22:47:32,030 INFO L87 Difference]: Start difference. First operand 5712 states and 20085 transitions. Second operand has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 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) [2022-02-10 22:47:32,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:47:32,293 INFO L93 Difference]: Finished difference Result 12217 states and 41660 transitions. [2022-02-10 22:47:32,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-10 22:47:32,293 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 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 139 [2022-02-10 22:47:32,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:47:32,332 INFO L225 Difference]: With dead ends: 12217 [2022-02-10 22:47:32,332 INFO L226 Difference]: Without dead ends: 12073 [2022-02-10 22:47:32,332 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2022-02-10 22:47:32,333 INFO L934 BasicCegarLoop]: 163 mSDtfsCounter, 858 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 858 SdHoareTripleChecker+Valid, 568 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:47:32,333 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [858 Valid, 568 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:47:32,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12073 states. [2022-02-10 22:47:32,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12073 to 6862. [2022-02-10 22:47:32,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6862 states, 6861 states have (on average 3.514939513190497) internal successors, (24116), 6861 states have internal predecessors, (24116), 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) [2022-02-10 22:47:32,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6862 states to 6862 states and 24116 transitions. [2022-02-10 22:47:32,600 INFO L78 Accepts]: Start accepts. Automaton has 6862 states and 24116 transitions. Word has length 139 [2022-02-10 22:47:32,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:47:32,601 INFO L470 AbstractCegarLoop]: Abstraction has 6862 states and 24116 transitions. [2022-02-10 22:47:32,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 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) [2022-02-10 22:47:32,601 INFO L276 IsEmpty]: Start isEmpty. Operand 6862 states and 24116 transitions. [2022-02-10 22:47:32,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-02-10 22:47:32,618 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:47:32,618 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:47:32,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 22:47:32,619 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 22:47:32,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:47:32,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1027660168, now seen corresponding path program 1 times [2022-02-10 22:47:32,619 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:47:32,619 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265265435] [2022-02-10 22:47:32,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:32,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:47:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:32,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:47:32,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:47:32,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265265435] [2022-02-10 22:47:32,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265265435] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:47:32,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 22:47:32,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-02-10 22:47:32,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863746003] [2022-02-10 22:47:32,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:47:32,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-10 22:47:32,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:47:32,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-10 22:47:32,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-02-10 22:47:32,796 INFO L87 Difference]: Start difference. First operand 6862 states and 24116 transitions. Second operand has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 9 states have internal predecessors, (139), 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) [2022-02-10 22:47:33,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:47:33,051 INFO L93 Difference]: Finished difference Result 5767 states and 20142 transitions. [2022-02-10 22:47:33,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-10 22:47:33,058 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 9 states have internal predecessors, (139), 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 139 [2022-02-10 22:47:33,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:47:33,093 INFO L225 Difference]: With dead ends: 5767 [2022-02-10 22:47:33,093 INFO L226 Difference]: Without dead ends: 5724 [2022-02-10 22:47:33,093 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2022-02-10 22:47:33,100 INFO L934 BasicCegarLoop]: 159 mSDtfsCounter, 416 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 541 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:47:33,102 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [416 Valid, 541 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:47:33,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5724 states. [2022-02-10 22:47:33,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5724 to 5714. [2022-02-10 22:47:33,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5714 states, 5713 states have (on average 3.5160161036233153) internal successors, (20087), 5713 states have internal predecessors, (20087), 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) [2022-02-10 22:47:33,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5714 states to 5714 states and 20087 transitions. [2022-02-10 22:47:33,230 INFO L78 Accepts]: Start accepts. Automaton has 5714 states and 20087 transitions. Word has length 139 [2022-02-10 22:47:33,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:47:33,230 INFO L470 AbstractCegarLoop]: Abstraction has 5714 states and 20087 transitions. [2022-02-10 22:47:33,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 9 states have internal predecessors, (139), 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) [2022-02-10 22:47:33,231 INFO L276 IsEmpty]: Start isEmpty. Operand 5714 states and 20087 transitions. [2022-02-10 22:47:33,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-02-10 22:47:33,242 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:47:33,243 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:47:33,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 22:47:33,243 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 22:47:33,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:47:33,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1506658478, now seen corresponding path program 1 times [2022-02-10 22:47:33,243 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:47:33,244 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112200085] [2022-02-10 22:47:33,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:33,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:47:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:33,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:47:33,425 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:47:33,426 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112200085] [2022-02-10 22:47:33,426 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112200085] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:47:33,426 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199353845] [2022-02-10 22:47:33,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:33,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:47:33,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:47:33,458 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) [2022-02-10 22:47:33,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-10 22:47:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:33,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-10 22:47:33,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:47:33,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:47:33,930 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:47:34,273 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:47:34,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199353845] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-10 22:47:34,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-10 22:47:34,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 18 [2022-02-10 22:47:34,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539444008] [2022-02-10 22:47:34,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:47:34,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-10 22:47:34,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:47:34,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-10 22:47:34,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2022-02-10 22:47:34,276 INFO L87 Difference]: Start difference. First operand 5714 states and 20087 transitions. Second operand has 9 states, 9 states have (on average 17.0) internal successors, (153), 9 states have internal predecessors, (153), 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) [2022-02-10 22:47:34,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:47:34,518 INFO L93 Difference]: Finished difference Result 9825 states and 34818 transitions. [2022-02-10 22:47:34,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-10 22:47:34,521 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.0) internal successors, (153), 9 states have internal predecessors, (153), 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 153 [2022-02-10 22:47:34,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:47:34,555 INFO L225 Difference]: With dead ends: 9825 [2022-02-10 22:47:34,555 INFO L226 Difference]: Without dead ends: 9825 [2022-02-10 22:47:34,556 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 296 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2022-02-10 22:47:34,556 INFO L934 BasicCegarLoop]: 219 mSDtfsCounter, 437 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 873 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:47:34,556 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [437 Valid, 873 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:47:34,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9825 states. [2022-02-10 22:47:34,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9825 to 6041. [2022-02-10 22:47:34,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6041 states, 6040 states have (on average 3.5149006622516556) internal successors, (21230), 6040 states have internal predecessors, (21230), 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) [2022-02-10 22:47:34,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6041 states to 6041 states and 21230 transitions. [2022-02-10 22:47:34,762 INFO L78 Accepts]: Start accepts. Automaton has 6041 states and 21230 transitions. Word has length 153 [2022-02-10 22:47:34,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:47:34,762 INFO L470 AbstractCegarLoop]: Abstraction has 6041 states and 21230 transitions. [2022-02-10 22:47:34,762 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.0) internal successors, (153), 9 states have internal predecessors, (153), 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) [2022-02-10 22:47:34,762 INFO L276 IsEmpty]: Start isEmpty. Operand 6041 states and 21230 transitions. [2022-02-10 22:47:34,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-02-10 22:47:34,775 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:47:34,775 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:47:34,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-02-10 22:47:34,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:47:34,992 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 22:47:34,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:47:34,992 INFO L85 PathProgramCache]: Analyzing trace with hash 209854894, now seen corresponding path program 2 times [2022-02-10 22:47:34,993 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:47:34,993 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912653814] [2022-02-10 22:47:34,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:34,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:47:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:35,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:47:35,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:47:35,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912653814] [2022-02-10 22:47:35,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912653814] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:47:35,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750716991] [2022-02-10 22:47:35,139 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-10 22:47:35,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:47:35,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:47:35,140 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) [2022-02-10 22:47:35,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-10 22:47:35,248 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-10 22:47:35,248 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 22:47:35,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-10 22:47:35,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:47:35,586 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-10 22:47:35,587 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-10 22:47:35,587 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [750716991] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 22:47:35,587 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-10 22:47:35,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2022-02-10 22:47:35,587 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062915680] [2022-02-10 22:47:35,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:47:35,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 22:47:35,588 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:47:35,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 22:47:35,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-02-10 22:47:35,588 INFO L87 Difference]: Start difference. First operand 6041 states and 21230 transitions. Second operand has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 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) [2022-02-10 22:47:35,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:47:35,867 INFO L93 Difference]: Finished difference Result 6260 states and 22037 transitions. [2022-02-10 22:47:35,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-10 22:47:35,868 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 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 153 [2022-02-10 22:47:35,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:47:35,887 INFO L225 Difference]: With dead ends: 6260 [2022-02-10 22:47:35,888 INFO L226 Difference]: Without dead ends: 6260 [2022-02-10 22:47:35,888 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 22:47:35,889 INFO L934 BasicCegarLoop]: 167 mSDtfsCounter, 195 mSDsluCounter, 403 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 22:47:35,889 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [195 Valid, 563 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 22:47:35,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6260 states. [2022-02-10 22:47:36,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6260 to 5537. [2022-02-10 22:47:36,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5537 states, 5536 states have (on average 3.5390173410404624) internal successors, (19592), 5536 states have internal predecessors, (19592), 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) [2022-02-10 22:47:36,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5537 states to 5537 states and 19592 transitions. [2022-02-10 22:47:36,038 INFO L78 Accepts]: Start accepts. Automaton has 5537 states and 19592 transitions. Word has length 153 [2022-02-10 22:47:36,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:47:36,039 INFO L470 AbstractCegarLoop]: Abstraction has 5537 states and 19592 transitions. [2022-02-10 22:47:36,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 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) [2022-02-10 22:47:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 5537 states and 19592 transitions. [2022-02-10 22:47:36,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-02-10 22:47:36,055 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:47:36,056 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:47:36,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-10 22:47:36,279 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,SelfDestructingSolverStorable5 [2022-02-10 22:47:36,280 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 22:47:36,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:47:36,280 INFO L85 PathProgramCache]: Analyzing trace with hash 540583762, now seen corresponding path program 1 times [2022-02-10 22:47:36,281 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:47:36,281 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442112612] [2022-02-10 22:47:36,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:36,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:47:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:36,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:47:36,349 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:47:36,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442112612] [2022-02-10 22:47:36,349 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442112612] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:47:36,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776329275] [2022-02-10 22:47:36,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:36,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:47:36,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:47:36,350 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 22:47:36,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-10 22:47:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:36,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-10 22:47:36,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:47:36,662 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:47:36,662 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:47:36,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-10 22:47:36,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776329275] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-10 22:47:36,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-10 22:47:36,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2022-02-10 22:47:36,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243368790] [2022-02-10 22:47:36,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 22:47:36,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 22:47:36,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:47:36,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 22:47:36,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2022-02-10 22:47:36,914 INFO L87 Difference]: Start difference. First operand 5537 states and 19592 transitions. Second operand has 7 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 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) [2022-02-10 22:47:37,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:47:37,001 INFO L93 Difference]: Finished difference Result 6043 states and 21434 transitions. [2022-02-10 22:47:37,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-10 22:47:37,001 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 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 153 [2022-02-10 22:47:37,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:47:37,017 INFO L225 Difference]: With dead ends: 6043 [2022-02-10 22:47:37,018 INFO L226 Difference]: Without dead ends: 6043 [2022-02-10 22:47:37,018 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 298 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-02-10 22:47:37,019 INFO L934 BasicCegarLoop]: 174 mSDtfsCounter, 296 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 22:47:37,019 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [296 Valid, 446 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 22:47:37,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6043 states. [2022-02-10 22:47:37,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6043 to 6043. [2022-02-10 22:47:37,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6043 states, 6042 states have (on average 3.5475008275405493) internal successors, (21434), 6042 states have internal predecessors, (21434), 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) [2022-02-10 22:47:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6043 states to 6043 states and 21434 transitions. [2022-02-10 22:47:37,183 INFO L78 Accepts]: Start accepts. Automaton has 6043 states and 21434 transitions. Word has length 153 [2022-02-10 22:47:37,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:47:37,183 INFO L470 AbstractCegarLoop]: Abstraction has 6043 states and 21434 transitions. [2022-02-10 22:47:37,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 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) [2022-02-10 22:47:37,183 INFO L276 IsEmpty]: Start isEmpty. Operand 6043 states and 21434 transitions. [2022-02-10 22:47:37,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-02-10 22:47:37,198 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:47:37,198 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:47:37,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-10 22:47:37,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:47:37,412 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 22:47:37,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:47:37,412 INFO L85 PathProgramCache]: Analyzing trace with hash 744868046, now seen corresponding path program 1 times [2022-02-10 22:47:37,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:47:37,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586019138] [2022-02-10 22:47:37,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:37,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:47:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:39,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:47:39,312 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:47:39,312 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586019138] [2022-02-10 22:47:39,312 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586019138] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:47:39,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090302901] [2022-02-10 22:47:39,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:47:39,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:47:39,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:47:39,324 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 22:47:39,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-10 22:47:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:47:39,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 91 conjunts are in the unsatisfiable core [2022-02-10 22:47:39,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:47:42,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 22:47:42,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 22:47:42,313 INFO L353 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-02-10 22:47:42,314 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 25 [2022-02-10 22:47:42,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 22:47:42,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 22:47:42,624 INFO L353 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-02-10 22:47:42,624 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 25 [2022-02-10 22:47:42,801 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:47:42,802 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 38 treesize of output 98 [2022-02-10 22:47:43,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-10 22:47:43,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:47:43,748 WARN L838 $PredicateComparison]: unable to prove that (forall ((~M~0 Int)) (or (<= (+ 2 ~M~0) c_~N~0) (and (forall ((v_ArrVal_226 (Array Int Int))) (<= (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_226)) (.cse1 (* ~M~0 4))) (+ c_~res2~0 (select (select .cse0 c_~A~0.base) (+ c_~A~0.offset .cse1)) (select (select .cse0 c_~B~0.base) (+ .cse1 c_~B~0.offset)))) c_~res1~0)) (forall ((v_ArrVal_226 (Array Int Int))) (<= c_~res1~0 (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_226)) (.cse3 (* ~M~0 4))) (+ c_~res2~0 (select (select .cse2 c_~A~0.base) (+ c_~A~0.offset .cse3)) (select (select .cse2 c_~B~0.base) (+ .cse3 c_~B~0.offset))))))) (not (< ~M~0 c_~N~0)))) is different from false [2022-02-10 22:47:44,130 WARN L838 $PredicateComparison]: unable to prove that (forall ((~M~0 Int)) (or (<= (+ 2 ~M~0) c_~N~0) (not (< ~M~0 c_~N~0)) (and (forall ((v_ArrVal_226 (Array Int Int)) (v_ArrVal_225 (Array Int Int))) (<= c_~res1~0 (let ((.cse0 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_225) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_226)) (.cse1 (* ~M~0 4))) (+ (select (select .cse0 c_~B~0.base) (+ .cse1 c_~B~0.offset)) (select (select .cse0 c_~A~0.base) (+ c_~A~0.offset .cse1)) c_~res2~0)))) (forall ((v_ArrVal_226 (Array Int Int)) (v_ArrVal_225 (Array Int Int))) (<= (let ((.cse2 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_225) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_226)) (.cse3 (* ~M~0 4))) (+ (select (select .cse2 c_~B~0.base) (+ .cse3 c_~B~0.offset)) (select (select .cse2 c_~A~0.base) (+ c_~A~0.offset .cse3)) c_~res2~0)) c_~res1~0))))) is different from false [2022-02-10 22:47:44,249 WARN L838 $PredicateComparison]: unable to prove that (forall ((~M~0 Int)) (or (<= (+ 2 ~M~0) c_~N~0) (not (< ~M~0 c_~N~0)) (and (forall ((v_ArrVal_226 (Array Int Int)) (v_ArrVal_225 (Array Int Int))) (<= |c_thread1Thread1of1ForFork2_~tmp~0#1| (let ((.cse0 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_225) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_226)) (.cse1 (* ~M~0 4))) (+ (select (select .cse0 c_~B~0.base) (+ .cse1 c_~B~0.offset)) (select (select .cse0 c_~A~0.base) (+ c_~A~0.offset .cse1)) c_~res2~0)))) (forall ((v_ArrVal_226 (Array Int Int)) (v_ArrVal_225 (Array Int Int))) (<= (let ((.cse2 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_225) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_226)) (.cse3 (* ~M~0 4))) (+ (select (select .cse2 c_~B~0.base) (+ .cse3 c_~B~0.offset)) (select (select .cse2 c_~A~0.base) (+ c_~A~0.offset .cse3)) c_~res2~0)) |c_thread1Thread1of1ForFork2_~tmp~0#1|))))) is different from false [2022-02-10 22:47:44,293 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:47:44,294 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 3053 treesize of output 1882 [2022-02-10 22:47:44,314 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:47:44,315 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1773 treesize of output 1598 [2022-02-10 22:47:44,335 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:47:44,335 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1581 treesize of output 1502 [2022-02-10 22:47:44,421 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:47:44,422 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1485 treesize of output 1310 [2022-02-10 22:47:44,448 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:47:44,449 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1293 treesize of output 1214 [2022-02-10 22:48:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 1 not checked. [2022-02-10 22:48:37,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090302901] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 22:48:37,459 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 22:48:37,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 36, 36] total 96 [2022-02-10 22:48:37,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526729919] [2022-02-10 22:48:37,459 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 22:48:37,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2022-02-10 22:48:37,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 22:48:37,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2022-02-10 22:48:37,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=761, Invalid=7804, Unknown=3, NotChecked=552, Total=9120 [2022-02-10 22:48:37,463 INFO L87 Difference]: Start difference. First operand 6043 states and 21434 transitions. Second operand has 96 states, 96 states have (on average 4.197916666666667) internal successors, (403), 96 states have internal predecessors, (403), 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) [2022-02-10 22:48:55,923 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse4 (+ (select (select |c_#memory_int| c_~A~0.base) 0) (select (select |c_#memory_int| c_~B~0.base) 0)))) (and (= c_~res2~0 0) (not (= |c_ULTIMATE.start_main_~#t3~0#1.base| c_~B~0.base)) (not (= |c_ULTIMATE.start_main_~#t2~0#1.base| c_~A~0.base)) (forall ((~M~0 Int)) (or (<= (+ 2 ~M~0) c_~N~0) (and (forall ((v_ArrVal_226 (Array Int Int))) (<= (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_226)) (.cse1 (* ~M~0 4))) (+ c_~res2~0 (select (select .cse0 c_~A~0.base) (+ c_~A~0.offset .cse1)) (select (select .cse0 c_~B~0.base) (+ .cse1 c_~B~0.offset)))) c_~res1~0)) (forall ((v_ArrVal_226 (Array Int Int))) (<= c_~res1~0 (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_226)) (.cse3 (* ~M~0 4))) (+ c_~res2~0 (select (select .cse2 c_~A~0.base) (+ c_~A~0.offset .cse3)) (select (select .cse2 c_~B~0.base) (+ .cse3 c_~B~0.offset))))))) (not (< ~M~0 c_~N~0)))) (<= .cse4 c_~res1~0) (forall ((~M~0 Int)) (or (<= (+ 2 ~M~0) c_~N~0) (let ((.cse5 (let ((.cse6 (* ~M~0 4))) (+ (select (select |c_#memory_int| c_~B~0.base) (+ .cse6 c_~B~0.offset)) c_~res2~0 (select (select |c_#memory_int| c_~A~0.base) (+ c_~A~0.offset .cse6)))))) (and (<= .cse5 c_~res1~0) (<= c_~res1~0 .cse5))) (not (< ~M~0 c_~N~0)))) (not (= c_~B~0.base |c_ULTIMATE.start_main_~#t2~0#1.base|)) (<= c_~res1~0 .cse4) (<= 1 c_~N~0) (= c_~B~0.offset 0) (= c_~A~0.offset 0) (not (= |c_ULTIMATE.start_main_~#t3~0#1.base| c_~A~0.base)) (= |c_thread2Thread1of1ForFork0_~i~1#1| 0))) is different from false [2022-02-10 22:49:09,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 22:49:09,575 INFO L93 Difference]: Finished difference Result 38422 states and 136202 transitions. [2022-02-10 22:49:09,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 196 states. [2022-02-10 22:49:09,576 INFO L78 Accepts]: Start accepts. Automaton has has 96 states, 96 states have (on average 4.197916666666667) internal successors, (403), 96 states have internal predecessors, (403), 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 159 [2022-02-10 22:49:09,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 22:49:09,694 INFO L225 Difference]: With dead ends: 38422 [2022-02-10 22:49:09,694 INFO L226 Difference]: Without dead ends: 38122 [2022-02-10 22:49:09,705 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 266 SyntacticMatches, 31 SemanticMatches, 273 ConstructedPredicates, 4 IntricatePredicates, 2 DeprecatedPredicates, 30282 ImplicationChecksByTransitivity, 28.8s TimeCoverageRelationStatistics Valid=7514, Invalid=65665, Unknown=7, NotChecked=2164, Total=75350 [2022-02-10 22:49:09,706 INFO L934 BasicCegarLoop]: 437 mSDtfsCounter, 7513 mSDsluCounter, 15437 mSDsCounter, 0 mSdLazyCounter, 10636 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7513 SdHoareTripleChecker+Valid, 14365 SdHoareTripleChecker+Invalid, 14357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 10636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3432 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-02-10 22:49:09,706 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [7513 Valid, 14365 Invalid, 14357 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [289 Valid, 10636 Invalid, 0 Unknown, 3432 Unchecked, 5.4s Time] [2022-02-10 22:49:09,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38122 states. [2022-02-10 22:49:10,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38122 to 10230. [2022-02-10 22:49:10,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10230 states, 10229 states have (on average 3.5184279988268647) internal successors, (35990), 10229 states have internal predecessors, (35990), 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) [2022-02-10 22:49:10,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10230 states to 10230 states and 35990 transitions. [2022-02-10 22:49:10,165 INFO L78 Accepts]: Start accepts. Automaton has 10230 states and 35990 transitions. Word has length 159 [2022-02-10 22:49:10,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 22:49:10,165 INFO L470 AbstractCegarLoop]: Abstraction has 10230 states and 35990 transitions. [2022-02-10 22:49:10,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 96 states have (on average 4.197916666666667) internal successors, (403), 96 states have internal predecessors, (403), 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) [2022-02-10 22:49:10,166 INFO L276 IsEmpty]: Start isEmpty. Operand 10230 states and 35990 transitions. [2022-02-10 22:49:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-02-10 22:49:10,187 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 22:49:10,187 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 22:49:10,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-10 22:49:10,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:49:10,405 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 22:49:10,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 22:49:10,405 INFO L85 PathProgramCache]: Analyzing trace with hash 424863100, now seen corresponding path program 2 times [2022-02-10 22:49:10,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 22:49:10,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648399766] [2022-02-10 22:49:10,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 22:49:10,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 22:49:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 22:49:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 22:49:11,964 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 22:49:11,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648399766] [2022-02-10 22:49:11,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648399766] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 22:49:11,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1799932260] [2022-02-10 22:49:11,965 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-10 22:49:11,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:49:11,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 22:49:11,992 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 22:49:12,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-10 22:49:12,105 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-10 22:49:12,105 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 22:49:12,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 95 conjunts are in the unsatisfiable core [2022-02-10 22:49:12,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 22:49:13,462 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-10 22:49:14,067 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-10 22:49:14,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 22:49:14,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 22:49:14,431 INFO L353 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-02-10 22:49:14,431 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 25 [2022-02-10 22:49:14,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 22:49:14,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 22:49:14,722 INFO L353 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-02-10 22:49:14,722 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 25 [2022-02-10 22:49:14,841 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:49:14,841 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 38 treesize of output 98 [2022-02-10 22:49:15,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-10 22:49:15,162 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 22:49:15,344 WARN L838 $PredicateComparison]: unable to prove that (or (<= (+ 2 c_~M~0) c_~N~0) (and (forall ((v_ArrVal_271 (Array Int Int))) (<= (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_271)) (.cse1 (* 4 c_~M~0))) (+ (select (select .cse0 c_~B~0.base) (+ .cse1 c_~B~0.offset)) c_~res2~0 (select (select .cse0 c_~A~0.base) (+ c_~A~0.offset .cse1)))) c_~res1~0)) (forall ((v_ArrVal_271 (Array Int Int))) (<= c_~res1~0 (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_271)) (.cse3 (* 4 c_~M~0))) (+ (select (select .cse2 c_~B~0.base) (+ .cse3 c_~B~0.offset)) c_~res2~0 (select (select .cse2 c_~A~0.base) (+ c_~A~0.offset .cse3)))))))) is different from false [2022-02-10 22:49:17,571 WARN L838 $PredicateComparison]: unable to prove that (forall ((~M~0 Int)) (or (<= (+ 2 ~M~0) c_~N~0) (< 0 ~M~0) (and (forall ((v_ArrVal_270 (Array Int Int)) (v_ArrVal_271 (Array Int Int)) (v_ArrVal_269 (Array Int Int))) (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_269))) (<= (+ c_~res1~0 (select (select .cse0 c_~A~0.base) c_~A~0.offset) (select (select .cse0 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) (let ((.cse1 (store (store .cse0 |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_270) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_271)) (.cse2 (* ~M~0 4))) (+ (select (select .cse1 c_~A~0.base) (+ c_~A~0.offset .cse2)) c_~res2~0 (select (select .cse1 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ .cse2 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))))))) (forall ((v_ArrVal_270 (Array Int Int)) (v_ArrVal_271 (Array Int Int)) (v_ArrVal_269 (Array Int Int))) (let ((.cse5 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_269))) (<= (let ((.cse3 (store (store .cse5 |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_270) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_271)) (.cse4 (* ~M~0 4))) (+ (select (select .cse3 c_~A~0.base) (+ c_~A~0.offset .cse4)) c_~res2~0 (select (select .cse3 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ .cse4 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)))) (+ c_~res1~0 (select (select .cse5 c_~A~0.base) c_~A~0.offset) (select (select .cse5 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)))))))) is different from false [2022-02-10 22:49:17,969 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:49:17,969 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 211 treesize of output 128 [2022-02-10 22:49:18,069 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:49:18,071 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47994 treesize of output 40452 [2022-02-10 22:49:18,446 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:49:18,447 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40301 treesize of output 37246 [2022-02-10 22:49:18,586 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:49:18,587 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37229 treesize of output 31102 [2022-02-10 22:49:18,762 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:49:18,763 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 31085 treesize of output 27574 [2022-02-10 22:49:18,919 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:49:18,921 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27501 treesize of output 25982 [2022-02-10 22:49:19,078 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:49:19,080 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25965 treesize of output 25214 [2022-02-10 22:49:19,272 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-10 22:49:19,273 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 25197 treesize of output 24374 [2022-02-10 22:49:19,413 WARN L325 FreeRefinementEngine]: Global settings require throwing the following exception [2022-02-10 22:49:19,497 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-10 22:49:19,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 22:49:19,631 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.computeDerApplicabilityScore(QuantifierPusher.java:685) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.selectBestEliminatee(QuantifierPusher.java:668) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.doit(QuantifierPusher.java:604) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:446) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:65) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:261) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:247) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:611) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:64) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:308) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-10 22:49:19,634 INFO L158 Benchmark]: Toolchain (without parser) took 110837.46ms. Allocated memory was 201.3MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 151.3MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2022-02-10 22:49:19,634 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 201.3MB. Free memory is still 167.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 22:49:19,634 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.98ms. Allocated memory is still 201.3MB. Free memory was 151.0MB in the beginning and 176.1MB in the end (delta: -25.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-02-10 22:49:19,634 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.33ms. Allocated memory is still 201.3MB. Free memory was 176.1MB in the beginning and 173.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 22:49:19,636 INFO L158 Benchmark]: Boogie Preprocessor took 30.74ms. Allocated memory is still 201.3MB. Free memory was 173.5MB in the beginning and 171.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 22:49:19,636 INFO L158 Benchmark]: RCFGBuilder took 762.49ms. Allocated memory is still 201.3MB. Free memory was 171.5MB in the beginning and 123.7MB in the end (delta: 47.7MB). Peak memory consumption was 48.2MB. Max. memory is 8.0GB. [2022-02-10 22:49:19,637 INFO L158 Benchmark]: TraceAbstraction took 109708.02ms. Allocated memory was 201.3MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 123.2MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2022-02-10 22:49:19,637 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 201.3MB. Free memory is still 167.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 276.98ms. Allocated memory is still 201.3MB. Free memory was 151.0MB in the beginning and 176.1MB in the end (delta: -25.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 55.33ms. Allocated memory is still 201.3MB. Free memory was 176.1MB in the beginning and 173.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.74ms. Allocated memory is still 201.3MB. Free memory was 173.5MB in the beginning and 171.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 762.49ms. Allocated memory is still 201.3MB. Free memory was 171.5MB in the beginning and 123.7MB in the end (delta: 47.7MB). Peak memory consumption was 48.2MB. Max. memory is 8.0GB. * TraceAbstraction took 109708.02ms. Allocated memory was 201.3MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 123.2MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-02-10 22:49:19,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...