/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/reducercommutativity/avg40-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 14:52:18,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 14:52:18,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 14:52:18,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 14:52:18,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 14:52:18,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 14:52:18,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 14:52:18,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 14:52:18,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 14:52:18,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 14:52:18,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 14:52:18,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 14:52:18,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 14:52:18,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 14:52:18,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 14:52:18,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 14:52:18,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 14:52:18,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 14:52:18,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 14:52:18,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 14:52:18,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 14:52:18,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 14:52:18,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 14:52:18,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 14:52:18,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 14:52:18,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 14:52:18,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 14:52:18,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 14:52:18,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 14:52:18,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 14:52:18,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 14:52:18,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 14:52:18,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 14:52:18,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 14:52:18,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 14:52:18,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 14:52:18,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 14:52:18,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 14:52:18,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 14:52:18,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 14:52:18,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 14:52:18,900 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 14:52:18,959 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 14:52:18,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 14:52:18,960 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 14:52:18,960 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 14:52:18,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 14:52:18,963 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 14:52:18,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 14:52:18,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 14:52:18,967 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 14:52:18,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 14:52:18,968 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 14:52:18,968 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 14:52:18,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 14:52:18,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 14:52:18,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 14:52:18,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 14:52:18,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 14:52:18,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 14:52:18,970 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 14:52:18,970 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 14:52:18,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 14:52:18,971 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 14:52:18,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 14:52:18,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 14:52:18,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 14:52:18,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 14:52:18,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:52:18,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 14:52:18,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 14:52:18,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 14:52:18,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 14:52:18,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 14:52:18,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 14:52:18,974 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 14:52:19,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 14:52:19,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 14:52:19,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 14:52:19,404 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 14:52:19,405 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 14:52:19,407 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg40-2.i [2022-10-16 14:52:19,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/487e66028/c3e1d970a8e0464a9b3af1c783309e59/FLAG45dac0b00 [2022-10-16 14:52:20,187 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 14:52:20,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg40-2.i [2022-10-16 14:52:20,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/487e66028/c3e1d970a8e0464a9b3af1c783309e59/FLAG45dac0b00 [2022-10-16 14:52:20,572 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/487e66028/c3e1d970a8e0464a9b3af1c783309e59 [2022-10-16 14:52:20,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 14:52:20,585 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 14:52:20,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 14:52:20,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 14:52:20,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 14:52:20,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:20,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6c2b3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20, skipping insertion in model container [2022-10-16 14:52:20,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:20,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 14:52:20,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 14:52:20,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg40-2.i[1282,1295] [2022-10-16 14:52:20,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:52:20,895 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 14:52:20,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg40-2.i[1282,1295] [2022-10-16 14:52:20,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:52:20,964 INFO L208 MainTranslator]: Completed translation [2022-10-16 14:52:20,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20 WrapperNode [2022-10-16 14:52:20,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 14:52:20,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 14:52:20,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 14:52:20,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 14:52:20,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:20,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:21,008 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 73 [2022-10-16 14:52:21,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 14:52:21,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 14:52:21,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 14:52:21,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 14:52:21,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:21,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:21,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:21,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:21,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:21,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:21,037 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:21,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:21,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 14:52:21,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 14:52:21,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 14:52:21,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 14:52:21,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (1/1) ... [2022-10-16 14:52:21,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:52:21,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:52:21,089 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) [2022-10-16 14:52:21,104 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 [2022-10-16 14:52:21,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 14:52:21,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 14:52:21,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 14:52:21,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 14:52:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2022-10-16 14:52:21,156 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2022-10-16 14:52:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 14:52:21,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 14:52:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 14:52:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 14:52:21,246 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 14:52:21,249 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 14:52:21,744 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 14:52:21,760 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 14:52:21,764 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-16 14:52:21,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:52:21 BoogieIcfgContainer [2022-10-16 14:52:21,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 14:52:21,773 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 14:52:21,774 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 14:52:21,791 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 14:52:21,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:52:20" (1/3) ... [2022-10-16 14:52:21,793 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f287aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:52:21, skipping insertion in model container [2022-10-16 14:52:21,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:52:20" (2/3) ... [2022-10-16 14:52:21,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f287aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:52:21, skipping insertion in model container [2022-10-16 14:52:21,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:52:21" (3/3) ... [2022-10-16 14:52:21,808 INFO L112 eAbstractionObserver]: Analyzing ICFG avg40-2.i [2022-10-16 14:52:21,831 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 14:52:21,832 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2022-10-16 14:52:21,938 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 14:52:21,949 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@46a43c73, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 14:52:21,951 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2022-10-16 14:52:21,957 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 30 states have (on average 1.6333333333333333) internal successors, (49), 42 states have internal predecessors, (49), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-10-16 14:52:21,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-16 14:52:21,966 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:52:21,967 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-10-16 14:52:21,969 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:52:21,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:52:21,978 INFO L85 PathProgramCache]: Analyzing trace with hash 54464963, now seen corresponding path program 1 times [2022-10-16 14:52:21,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:52:21,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329660901] [2022-10-16 14:52:21,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:21,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:52:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:22,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:22,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:52:22,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329660901] [2022-10-16 14:52:22,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329660901] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:52:22,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:52:22,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 14:52:22,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313124516] [2022-10-16 14:52:22,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:52:22,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:52:22,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:52:22,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:52:22,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 14:52:22,447 INFO L87 Difference]: Start difference. First operand has 47 states, 30 states have (on average 1.6333333333333333) internal successors, (49), 42 states have internal predecessors, (49), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-10-16 14:52:22,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:52:22,523 INFO L93 Difference]: Finished difference Result 92 states and 111 transitions. [2022-10-16 14:52:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 14:52:22,526 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 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 5 [2022-10-16 14:52:22,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:52:22,535 INFO L225 Difference]: With dead ends: 92 [2022-10-16 14:52:22,536 INFO L226 Difference]: Without dead ends: 45 [2022-10-16 14:52:22,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 14:52:22,545 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 3 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:52:22,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 137 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:52:22,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2022-10-16 14:52:22,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2022-10-16 14:52:22,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 29 states have (on average 1.5172413793103448) internal successors, (44), 41 states have internal predecessors, (44), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 14:52:22,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 49 transitions. [2022-10-16 14:52:22,592 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 49 transitions. Word has length 5 [2022-10-16 14:52:22,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:52:22,593 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 49 transitions. [2022-10-16 14:52:22,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-10-16 14:52:22,593 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 49 transitions. [2022-10-16 14:52:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-16 14:52:22,594 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:52:22,594 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2022-10-16 14:52:22,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 14:52:22,595 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:52:22,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:52:22,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1177332607, now seen corresponding path program 1 times [2022-10-16 14:52:22,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:52:22,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18029878] [2022-10-16 14:52:22,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:22,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:52:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:22,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-16 14:52:22,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:52:22,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18029878] [2022-10-16 14:52:22,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18029878] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:52:22,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:52:22,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 14:52:22,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368842520] [2022-10-16 14:52:22,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:52:22,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:52:22,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:52:22,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:52:22,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 14:52:22,673 INFO L87 Difference]: Start difference. First operand 45 states and 49 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:22,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:52:22,703 INFO L93 Difference]: Finished difference Result 45 states and 49 transitions. [2022-10-16 14:52:22,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 14:52:22,703 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-10-16 14:52:22,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:52:22,705 INFO L225 Difference]: With dead ends: 45 [2022-10-16 14:52:22,705 INFO L226 Difference]: Without dead ends: 44 [2022-10-16 14:52:22,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 14:52:22,707 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 5 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:52:22,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 114 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:52:22,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-10-16 14:52:22,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2022-10-16 14:52:22,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 40 states have internal predecessors, (43), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 14:52:22,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 48 transitions. [2022-10-16 14:52:22,718 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 48 transitions. Word has length 9 [2022-10-16 14:52:22,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:52:22,718 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 48 transitions. [2022-10-16 14:52:22,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:22,719 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2022-10-16 14:52:22,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-16 14:52:22,719 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:52:22,719 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:52:22,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 14:52:22,720 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting avgErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:52:22,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:52:22,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1839721591, now seen corresponding path program 1 times [2022-10-16 14:52:22,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:52:22,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292506329] [2022-10-16 14:52:22,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:22,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:52:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:22,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:52:22,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292506329] [2022-10-16 14:52:22,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292506329] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:52:22,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1391689307] [2022-10-16 14:52:22,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:22,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:22,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:52:22,857 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) [2022-10-16 14:52:22,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 14:52:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:22,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-16 14:52:22,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:52:22,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-16 14:52:22,972 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:52:22,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1391689307] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:52:22,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:52:22,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-10-16 14:52:22,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206816916] [2022-10-16 14:52:22,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:52:22,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 14:52:22,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:52:22,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 14:52:22,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-16 14:52:22,976 INFO L87 Difference]: Start difference. First operand 44 states and 48 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:23,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:52:23,001 INFO L93 Difference]: Finished difference Result 86 states and 95 transitions. [2022-10-16 14:52:23,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 14:52:23,006 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-10-16 14:52:23,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:52:23,007 INFO L225 Difference]: With dead ends: 86 [2022-10-16 14:52:23,007 INFO L226 Difference]: Without dead ends: 54 [2022-10-16 14:52:23,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-16 14:52:23,012 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 9 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:52:23,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 81 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:52:23,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-10-16 14:52:23,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 45. [2022-10-16 14:52:23,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 41 states have internal predecessors, (44), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 14:52:23,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 49 transitions. [2022-10-16 14:52:23,031 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 49 transitions. Word has length 11 [2022-10-16 14:52:23,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:52:23,033 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 49 transitions. [2022-10-16 14:52:23,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:23,034 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 49 transitions. [2022-10-16 14:52:23,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-16 14:52:23,034 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:52:23,034 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:52:23,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 14:52:23,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:23,250 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:52:23,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:52:23,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1839721640, now seen corresponding path program 1 times [2022-10-16 14:52:23,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:52:23,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935448951] [2022-10-16 14:52:23,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:23,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:52:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:23,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:23,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:52:23,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935448951] [2022-10-16 14:52:23,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935448951] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:52:23,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [727504713] [2022-10-16 14:52:23,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:23,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:23,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:52:23,393 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) [2022-10-16 14:52:23,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 14:52:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:23,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 14:52:23,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:52:23,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:23,546 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:52:23,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:23,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [727504713] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:52:23,617 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:52:23,617 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-10-16 14:52:23,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487008078] [2022-10-16 14:52:23,620 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:52:23,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 14:52:23,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:52:23,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 14:52:23,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-10-16 14:52:23,627 INFO L87 Difference]: Start difference. First operand 45 states and 49 transitions. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:23,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:52:23,745 INFO L93 Difference]: Finished difference Result 85 states and 94 transitions. [2022-10-16 14:52:23,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 14:52:23,745 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-10-16 14:52:23,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:52:23,747 INFO L225 Difference]: With dead ends: 85 [2022-10-16 14:52:23,747 INFO L226 Difference]: Without dead ends: 51 [2022-10-16 14:52:23,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2022-10-16 14:52:23,749 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 13 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:52:23,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 230 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:52:23,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-10-16 14:52:23,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2022-10-16 14:52:23,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 46 states have internal predecessors, (50), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 14:52:23,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 55 transitions. [2022-10-16 14:52:23,759 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 55 transitions. Word has length 11 [2022-10-16 14:52:23,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:52:23,760 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 55 transitions. [2022-10-16 14:52:23,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:23,760 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2022-10-16 14:52:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-16 14:52:23,761 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:52:23,761 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1] [2022-10-16 14:52:23,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 14:52:23,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-10-16 14:52:23,976 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:52:23,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:52:23,978 INFO L85 PathProgramCache]: Analyzing trace with hash 2137572522, now seen corresponding path program 1 times [2022-10-16 14:52:23,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:52:23,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821980064] [2022-10-16 14:52:23,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:23,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:52:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:24,140 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:24,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:52:24,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821980064] [2022-10-16 14:52:24,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821980064] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:52:24,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286666933] [2022-10-16 14:52:24,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:24,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:24,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:52:24,144 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) [2022-10-16 14:52:24,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 14:52:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:24,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-16 14:52:24,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:52:24,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:24,236 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:52:24,236 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [286666933] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:52:24,236 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:52:24,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-10-16 14:52:24,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906215427] [2022-10-16 14:52:24,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:52:24,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 14:52:24,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:52:24,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 14:52:24,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-16 14:52:24,239 INFO L87 Difference]: Start difference. First operand 50 states and 55 transitions. Second operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:24,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:52:24,300 INFO L93 Difference]: Finished difference Result 50 states and 55 transitions. [2022-10-16 14:52:24,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 14:52:24,301 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-10-16 14:52:24,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:52:24,302 INFO L225 Difference]: With dead ends: 50 [2022-10-16 14:52:24,302 INFO L226 Difference]: Without dead ends: 49 [2022-10-16 14:52:24,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-10-16 14:52:24,304 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 34 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:52:24,305 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 133 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:52:24,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-10-16 14:52:24,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2022-10-16 14:52:24,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 35 states have (on average 1.3714285714285714) internal successors, (48), 45 states have internal predecessors, (48), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 14:52:24,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 53 transitions. [2022-10-16 14:52:24,313 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 53 transitions. Word has length 10 [2022-10-16 14:52:24,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:52:24,314 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 53 transitions. [2022-10-16 14:52:24,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2022-10-16 14:52:24,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-16 14:52:24,333 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:52:24,334 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:52:24,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 14:52:24,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:24,545 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:52:24,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:52:24,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1027086304, now seen corresponding path program 2 times [2022-10-16 14:52:24,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:52:24,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723435335] [2022-10-16 14:52:24,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:24,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:52:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:24,691 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:24,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:52:24,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723435335] [2022-10-16 14:52:24,692 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723435335] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:52:24,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1961575490] [2022-10-16 14:52:24,693 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-16 14:52:24,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:24,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:52:24,698 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) [2022-10-16 14:52:24,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-16 14:52:24,777 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-16 14:52:24,778 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 14:52:24,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-16 14:52:24,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:52:24,871 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:24,874 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:52:24,980 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:24,981 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1961575490] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:52:24,981 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:52:24,981 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-10-16 14:52:24,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941839271] [2022-10-16 14:52:24,982 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:52:24,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-10-16 14:52:24,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:52:24,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-10-16 14:52:24,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-10-16 14:52:24,984 INFO L87 Difference]: Start difference. First operand 49 states and 53 transitions. Second operand has 18 states, 18 states have (on average 2.0555555555555554) internal successors, (37), 18 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:25,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:52:25,128 INFO L93 Difference]: Finished difference Result 99 states and 110 transitions. [2022-10-16 14:52:25,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-16 14:52:25,129 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.0555555555555554) internal successors, (37), 18 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-10-16 14:52:25,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:52:25,134 INFO L225 Difference]: With dead ends: 99 [2022-10-16 14:52:25,134 INFO L226 Difference]: Without dead ends: 65 [2022-10-16 14:52:25,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=171, Invalid=381, Unknown=0, NotChecked=0, Total=552 [2022-10-16 14:52:25,142 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 29 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:52:25,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 264 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:52:25,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2022-10-16 14:52:25,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2022-10-16 14:52:25,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 51 states have (on average 1.2549019607843137) internal successors, (64), 61 states have internal predecessors, (64), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 14:52:25,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 69 transitions. [2022-10-16 14:52:25,169 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 69 transitions. Word has length 19 [2022-10-16 14:52:25,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:52:25,169 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 69 transitions. [2022-10-16 14:52:25,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.0555555555555554) internal successors, (37), 18 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:25,170 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 69 transitions. [2022-10-16 14:52:25,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-16 14:52:25,174 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:52:25,174 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:52:25,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-10-16 14:52:25,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:25,389 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:52:25,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:52:25,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1254426864, now seen corresponding path program 3 times [2022-10-16 14:52:25,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:52:25,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605319673] [2022-10-16 14:52:25,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:25,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:52:25,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:25,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:52:25,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605319673] [2022-10-16 14:52:25,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605319673] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:52:25,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110109798] [2022-10-16 14:52:25,816 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-16 14:52:25,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:25,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:52:25,820 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) [2022-10-16 14:52:25,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-10-16 14:52:25,921 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-10-16 14:52:25,921 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 14:52:25,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-16 14:52:25,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:52:26,061 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:26,061 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:52:26,369 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:26,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [110109798] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:52:26,370 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:52:26,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2022-10-16 14:52:26,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269697698] [2022-10-16 14:52:26,371 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:52:26,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-10-16 14:52:26,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:52:26,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-10-16 14:52:26,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2022-10-16 14:52:26,374 INFO L87 Difference]: Start difference. First operand 65 states and 69 transitions. Second operand has 34 states, 34 states have (on average 2.0294117647058822) internal successors, (69), 34 states have internal predecessors, (69), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:26,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:52:26,720 INFO L93 Difference]: Finished difference Result 131 states and 146 transitions. [2022-10-16 14:52:26,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-10-16 14:52:26,721 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 2.0294117647058822) internal successors, (69), 34 states have internal predecessors, (69), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2022-10-16 14:52:26,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:52:26,722 INFO L225 Difference]: With dead ends: 131 [2022-10-16 14:52:26,722 INFO L226 Difference]: Without dead ends: 97 [2022-10-16 14:52:26,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 479 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=659, Invalid=1597, Unknown=0, NotChecked=0, Total=2256 [2022-10-16 14:52:26,725 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 83 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:52:26,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 340 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:52:26,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-10-16 14:52:26,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2022-10-16 14:52:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 83 states have (on average 1.1566265060240963) internal successors, (96), 93 states have internal predecessors, (96), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 14:52:26,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 101 transitions. [2022-10-16 14:52:26,736 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 101 transitions. Word has length 35 [2022-10-16 14:52:26,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:52:26,737 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 101 transitions. [2022-10-16 14:52:26,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 2.0294117647058822) internal successors, (69), 34 states have internal predecessors, (69), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 101 transitions. [2022-10-16 14:52:26,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-16 14:52:26,739 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:52:26,740 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:52:26,769 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-10-16 14:52:26,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:26,955 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:52:26,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:52:26,956 INFO L85 PathProgramCache]: Analyzing trace with hash 2014147824, now seen corresponding path program 4 times [2022-10-16 14:52:26,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:52:26,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236505641] [2022-10-16 14:52:26,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:26,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:52:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:27,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:52:27,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236505641] [2022-10-16 14:52:27,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236505641] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:52:27,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [659438121] [2022-10-16 14:52:27,938 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-10-16 14:52:27,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:27,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:52:27,939 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:52:27,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-10-16 14:52:28,040 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-10-16 14:52:28,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 14:52:28,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 32 conjunts are in the unsatisfiable core [2022-10-16 14:52:28,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:52:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:28,213 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:52:29,222 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:29,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [659438121] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:52:29,222 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:52:29,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 66 [2022-10-16 14:52:29,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242207318] [2022-10-16 14:52:29,223 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:52:29,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2022-10-16 14:52:29,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:52:29,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2022-10-16 14:52:29,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1122, Invalid=3168, Unknown=0, NotChecked=0, Total=4290 [2022-10-16 14:52:29,228 INFO L87 Difference]: Start difference. First operand 97 states and 101 transitions. Second operand has 66 states, 66 states have (on average 2.015151515151515) internal successors, (133), 66 states have internal predecessors, (133), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:30,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:52:30,174 INFO L93 Difference]: Finished difference Result 195 states and 218 transitions. [2022-10-16 14:52:30,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-10-16 14:52:30,175 INFO L78 Accepts]: Start accepts. Automaton has has 66 states, 66 states have (on average 2.015151515151515) internal successors, (133), 66 states have internal predecessors, (133), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2022-10-16 14:52:30,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:52:30,176 INFO L225 Difference]: With dead ends: 195 [2022-10-16 14:52:30,176 INFO L226 Difference]: Without dead ends: 161 [2022-10-16 14:52:30,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1991 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=2595, Invalid=6525, Unknown=0, NotChecked=0, Total=9120 [2022-10-16 14:52:30,182 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 227 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 14:52:30,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 378 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 14:52:30,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2022-10-16 14:52:30,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2022-10-16 14:52:30,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 147 states have (on average 1.08843537414966) internal successors, (160), 157 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 14:52:30,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 165 transitions. [2022-10-16 14:52:30,197 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 165 transitions. Word has length 67 [2022-10-16 14:52:30,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:52:30,198 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 165 transitions. [2022-10-16 14:52:30,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 2.015151515151515) internal successors, (133), 66 states have internal predecessors, (133), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:30,198 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 165 transitions. [2022-10-16 14:52:30,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-16 14:52:30,203 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:52:30,203 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:52:30,246 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-10-16 14:52:30,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:30,417 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:52:30,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:52:30,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1637617488, now seen corresponding path program 5 times [2022-10-16 14:52:30,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:52:30,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858588378] [2022-10-16 14:52:30,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:30,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:52:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:52:33,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:33,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:52:33,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858588378] [2022-10-16 14:52:33,535 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858588378] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:52:33,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575903480] [2022-10-16 14:52:33,536 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-10-16 14:52:33,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:33,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:52:33,537 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:52:33,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-10-16 14:52:34,991 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2022-10-16 14:52:34,991 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 14:52:34,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 64 conjunts are in the unsatisfiable core [2022-10-16 14:52:35,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:52:35,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:35,239 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:52:37,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:52:37,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575903480] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:52:37,356 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:52:37,357 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 65, 65] total 83 [2022-10-16 14:52:37,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556091146] [2022-10-16 14:52:37,360 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:52:37,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2022-10-16 14:52:37,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:52:37,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2022-10-16 14:52:37,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1763, Invalid=5043, Unknown=0, NotChecked=0, Total=6806 [2022-10-16 14:52:37,366 INFO L87 Difference]: Start difference. First operand 161 states and 165 transitions. Second operand has 83 states, 83 states have (on average 2.036144578313253) internal successors, (169), 83 states have internal predecessors, (169), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:38,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:52:38,763 INFO L93 Difference]: Finished difference Result 231 states and 247 transitions. [2022-10-16 14:52:38,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-10-16 14:52:38,771 INFO L78 Accepts]: Start accepts. Automaton has has 83 states, 83 states have (on average 2.036144578313253) internal successors, (169), 83 states have internal predecessors, (169), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-10-16 14:52:38,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:52:38,777 INFO L225 Difference]: With dead ends: 231 [2022-10-16 14:52:38,777 INFO L226 Difference]: Without dead ends: 197 [2022-10-16 14:52:38,782 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 197 SyntacticMatches, 47 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5529 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=4183, Invalid=10579, Unknown=0, NotChecked=0, Total=14762 [2022-10-16 14:52:38,786 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 246 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 14:52:38,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 338 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 14:52:38,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2022-10-16 14:52:38,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2022-10-16 14:52:38,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 183 states have (on average 1.0710382513661203) internal successors, (196), 193 states have internal predecessors, (196), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-16 14:52:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 201 transitions. [2022-10-16 14:52:38,820 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 201 transitions. Word has length 131 [2022-10-16 14:52:38,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:52:38,822 INFO L495 AbstractCegarLoop]: Abstraction has 197 states and 201 transitions. [2022-10-16 14:52:38,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 2.036144578313253) internal successors, (169), 83 states have internal predecessors, (169), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 14:52:38,822 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 201 transitions. [2022-10-16 14:52:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-10-16 14:52:38,828 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:52:38,828 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:52:38,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-10-16 14:52:39,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:52:39,047 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [avgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, avgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:52:39,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:52:39,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1215240012, now seen corresponding path program 6 times [2022-10-16 14:52:39,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:52:39,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029883373] [2022-10-16 14:52:39,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:52:39,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:52:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:53:02,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 2812 proven. 348 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:53:02,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:53:02,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029883373] [2022-10-16 14:53:02,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029883373] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:53:02,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013521243] [2022-10-16 14:53:02,512 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-10-16 14:53:02,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:53:02,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:53:02,514 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:53:02,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-10-16 14:54:01,416 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 41 check-sat command(s) [2022-10-16 14:54:01,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 14:54:01,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 178 conjunts are in the unsatisfiable core [2022-10-16 14:54:01,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:54:01,563 INFO L390 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 15 treesize of output 11 [2022-10-16 14:54:01,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:01,646 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:01,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:01,696 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:01,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:01,740 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:01,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:01,786 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:01,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:01,831 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:01,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:01,880 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:01,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:01,925 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:01,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:01,967 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,012 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,054 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,098 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,138 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,182 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,225 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,271 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,315 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,364 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,410 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,450 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,492 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,530 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,576 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,618 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,662 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 14:54:02,705 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-16 14:54:02,737 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:02,737 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 23 treesize of output 30 [2022-10-16 14:54:02,877 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:02,877 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:03,009 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:03,009 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:03,191 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:03,191 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:03,315 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:03,315 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:03,468 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:03,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:03,601 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:03,602 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:03,735 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:03,736 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:03,871 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:03,871 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:04,046 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:04,046 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:04,193 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:04,194 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:04,394 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:04,395 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:04,565 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:04,565 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:04,720 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-10-16 14:54:04,726 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 33 treesize of output 40 [2022-10-16 14:54:05,060 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-16 14:54:05,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 1176 proven. 1984 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:54:05,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:55:23,160 WARN L833 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~i~1#1_84| Int)) (or (forall ((v_ArrVal_494 Int)) (< (select (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#x~0#1.base|) (+ |c_ULTIMATE.start_main_~#x~0#1.offset| (* |v_ULTIMATE.start_main_~i~1#1_84| 4)) v_ArrVal_494) |c_ULTIMATE.start_main_~#x~0#1.offset|) 9223372036854775808)) (not (<= (+ |c_ULTIMATE.start_main_#t~post3#1| 1) |v_ULTIMATE.start_main_~i~1#1_84|)))) is different from false [2022-10-16 14:55:50,069 WARN L833 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~i~1#1_85| Int)) (or (not (<= (+ |c_ULTIMATE.start_main_#t~post3#1| 1) |v_ULTIMATE.start_main_~i~1#1_85|)) (forall ((v_ArrVal_494 Int) (v_ArrVal_491 Int) (|v_ULTIMATE.start_main_~i~1#1_84| Int)) (or (< |v_ULTIMATE.start_main_~i~1#1_84| (+ |v_ULTIMATE.start_main_~i~1#1_85| 1)) (< (select (store (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#x~0#1.base|) (+ (* |v_ULTIMATE.start_main_~i~1#1_85| 4) |c_ULTIMATE.start_main_~#x~0#1.offset|) v_ArrVal_491) (+ |c_ULTIMATE.start_main_~#x~0#1.offset| (* |v_ULTIMATE.start_main_~i~1#1_84| 4)) v_ArrVal_494) |c_ULTIMATE.start_main_~#x~0#1.offset|) 9223372036854775808))))) is different from false