/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/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 15:00:06,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 15:00:06,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 15:00:06,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 15:00:06,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 15:00:06,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 15:00:06,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 15:00:06,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 15:00:06,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 15:00:06,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 15:00:06,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 15:00:06,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 15:00:06,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 15:00:06,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 15:00:06,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 15:00:06,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 15:00:06,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 15:00:06,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 15:00:06,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 15:00:06,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 15:00:06,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 15:00:06,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 15:00:06,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 15:00:06,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 15:00:06,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-16 15:00:06,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 15:00:06,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 15:00:06,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 15:00:06,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 15:00:06,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 15:00:06,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 15:00:06,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 15:00:06,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 15:00:06,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 15:00:06,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 15:00:06,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 15:00:06,298 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 15:00:06,346 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 15:00:06,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 15:00:06,347 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 15:00:06,347 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 15:00:06,348 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 15:00:06,348 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 15:00:06,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 15:00:06,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 15:00:06,349 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 15:00:06,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 15:00:06,350 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 15:00:06,350 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 15:00:06,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 15:00:06,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 15:00:06,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 15:00:06,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 15:00:06,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 15:00:06,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 15:00:06,351 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 15:00:06,351 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 15:00:06,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 15:00:06,352 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 15:00:06,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 15:00:06,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 15:00:06,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 15:00:06,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 15:00:06,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 15:00:06,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 15:00:06,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 15:00:06,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 15:00:06,354 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 15:00:06,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 15:00:06,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 15:00:06,354 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 15:00:06,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 15:00:06,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 15:00:06,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 15:00:06,804 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 15:00:06,805 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 15:00:06,807 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c [2022-10-16 15:00:06,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/024bb9c12/52a9edb5377b46f3980991b5dd8a46e0/FLAGa1257e07e [2022-10-16 15:00:07,623 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 15:00:07,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c [2022-10-16 15:00:07,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/024bb9c12/52a9edb5377b46f3980991b5dd8a46e0/FLAGa1257e07e [2022-10-16 15:00:07,909 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/024bb9c12/52a9edb5377b46f3980991b5dd8a46e0 [2022-10-16 15:00:07,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 15:00:07,917 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 15:00:07,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 15:00:07,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 15:00:07,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 15:00:07,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:00:07" (1/1) ... [2022-10-16 15:00:07,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@456b17aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:07, skipping insertion in model container [2022-10-16 15:00:07,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:00:07" (1/1) ... [2022-10-16 15:00:07,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 15:00:08,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 15:00:08,278 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/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c[14698,14711] [2022-10-16 15:00:08,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 15:00:08,291 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 15:00:08,408 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/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c[14698,14711] [2022-10-16 15:00:08,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 15:00:08,440 INFO L208 MainTranslator]: Completed translation [2022-10-16 15:00:08,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08 WrapperNode [2022-10-16 15:00:08,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 15:00:08,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 15:00:08,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 15:00:08,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 15:00:08,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,518 INFO L138 Inliner]: procedures = 32, calls = 48, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 540 [2022-10-16 15:00:08,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 15:00:08,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 15:00:08,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 15:00:08,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 15:00:08,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,568 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 15:00:08,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 15:00:08,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 15:00:08,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 15:00:08,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (1/1) ... [2022-10-16 15:00:08,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 15:00:08,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 15:00:08,655 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 15:00:08,658 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 15:00:08,722 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2022-10-16 15:00:08,723 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2022-10-16 15:00:08,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 15:00:08,723 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2022-10-16 15:00:08,724 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2022-10-16 15:00:08,724 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-10-16 15:00:08,726 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-10-16 15:00:08,727 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2022-10-16 15:00:08,727 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2022-10-16 15:00:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 15:00:08,729 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 15:00:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 15:00:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2022-10-16 15:00:08,729 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2022-10-16 15:00:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 15:00:08,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 15:00:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2022-10-16 15:00:08,730 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2022-10-16 15:00:08,947 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 15:00:08,950 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 15:00:09,746 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 15:00:09,761 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 15:00:09,761 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-16 15:00:09,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:00:09 BoogieIcfgContainer [2022-10-16 15:00:09,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 15:00:09,769 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 15:00:09,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 15:00:09,773 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 15:00:09,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:00:07" (1/3) ... [2022-10-16 15:00:09,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@210b916d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:00:09, skipping insertion in model container [2022-10-16 15:00:09,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:08" (2/3) ... [2022-10-16 15:00:09,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@210b916d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:00:09, skipping insertion in model container [2022-10-16 15:00:09,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:00:09" (3/3) ... [2022-10-16 15:00:09,776 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c [2022-10-16 15:00:09,793 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 15:00:09,794 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-10-16 15:00:09,863 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 15:00:09,874 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;@550419e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 15:00:09,875 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-10-16 15:00:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 169 states have (on average 1.5502958579881656) internal successors, (262), 171 states have internal predecessors, (262), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2022-10-16 15:00:09,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-16 15:00:09,910 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:00:09,911 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:00:09,912 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 15:00:09,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:00:09,919 INFO L85 PathProgramCache]: Analyzing trace with hash -576517024, now seen corresponding path program 1 times [2022-10-16 15:00:09,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:00:09,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661975074] [2022-10-16 15:00:09,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:09,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:00:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:10,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 15:00:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:10,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 15:00:10,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:10,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 15:00:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:10,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 15:00:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:10,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 15:00:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:10,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-10-16 15:00:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:10,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-10-16 15:00:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:10,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 15:00:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:10,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-16 15:00:10,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:00:10,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661975074] [2022-10-16 15:00:10,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661975074] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:00:10,361 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:00:10,361 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:00:10,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733912007] [2022-10-16 15:00:10,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:00:10,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-16 15:00:10,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:00:10,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-16 15:00:10,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 15:00:10,412 INFO L87 Difference]: Start difference. First operand has 210 states, 169 states have (on average 1.5502958579881656) internal successors, (262), 171 states have internal predecessors, (262), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 15:00:10,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:00:10,476 INFO L93 Difference]: Finished difference Result 404 states and 648 transitions. [2022-10-16 15:00:10,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-16 15:00:10,487 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) Word has length 87 [2022-10-16 15:00:10,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:00:10,501 INFO L225 Difference]: With dead ends: 404 [2022-10-16 15:00:10,501 INFO L226 Difference]: Without dead ends: 205 [2022-10-16 15:00:10,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 15:00:10,513 INFO L413 NwaCegarLoop]: 315 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:00:10,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:00:10,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2022-10-16 15:00:10,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2022-10-16 15:00:10,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 165 states have (on average 1.503030303030303) internal successors, (248), 166 states have internal predecessors, (248), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2022-10-16 15:00:10,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 310 transitions. [2022-10-16 15:00:10,603 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 310 transitions. Word has length 87 [2022-10-16 15:00:10,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:00:10,603 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 310 transitions. [2022-10-16 15:00:10,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 15:00:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 310 transitions. [2022-10-16 15:00:10,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-16 15:00:10,622 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:00:10,622 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:00:10,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 15:00:10,623 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 15:00:10,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:00:10,625 INFO L85 PathProgramCache]: Analyzing trace with hash -758557980, now seen corresponding path program 1 times [2022-10-16 15:00:10,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:00:10,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118031159] [2022-10-16 15:00:10,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:10,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:00:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:11,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 15:00:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:11,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 15:00:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:11,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 15:00:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:11,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 15:00:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:11,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 15:00:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:11,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-10-16 15:00:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:11,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-10-16 15:00:11,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:11,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 15:00:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:11,232 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-16 15:00:11,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:00:11,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118031159] [2022-10-16 15:00:11,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118031159] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 15:00:11,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1984851206] [2022-10-16 15:00:11,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:11,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 15:00:11,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 15:00:11,245 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 15:00:11,251 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 15:00:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:11,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 15:00:11,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 15:00:11,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:00:11,617 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 15:00:11,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1984851206] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:00:11,617 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 15:00:11,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2022-10-16 15:00:11,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544063157] [2022-10-16 15:00:11,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:00:11,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:00:11,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:00:11,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:00:11,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-10-16 15:00:11,622 INFO L87 Difference]: Start difference. First operand 205 states and 310 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-10-16 15:00:11,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:00:11,975 INFO L93 Difference]: Finished difference Result 604 states and 907 transitions. [2022-10-16 15:00:11,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 15:00:11,975 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 87 [2022-10-16 15:00:11,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:00:11,981 INFO L225 Difference]: With dead ends: 604 [2022-10-16 15:00:11,981 INFO L226 Difference]: Without dead ends: 416 [2022-10-16 15:00:11,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-10-16 15:00:11,985 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 830 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 830 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:00:11,986 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [830 Valid, 822 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:00:11,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2022-10-16 15:00:12,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 280. [2022-10-16 15:00:12,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 233 states have (on average 1.4721030042918455) internal successors, (343), 234 states have internal predecessors, (343), 35 states have call successors, (35), 10 states have call predecessors, (35), 10 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-10-16 15:00:12,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 413 transitions. [2022-10-16 15:00:12,036 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 413 transitions. Word has length 87 [2022-10-16 15:00:12,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:00:12,037 INFO L495 AbstractCegarLoop]: Abstraction has 280 states and 413 transitions. [2022-10-16 15:00:12,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-10-16 15:00:12,037 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 413 transitions. [2022-10-16 15:00:12,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-10-16 15:00:12,040 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:00:12,040 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:00:12,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-10-16 15:00:12,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 15:00:12,255 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 15:00:12,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:00:12,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1307618736, now seen corresponding path program 1 times [2022-10-16 15:00:12,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:00:12,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417478948] [2022-10-16 15:00:12,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:12,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:00:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:12,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 15:00:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:12,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 15:00:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:12,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 15:00:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:12,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-10-16 15:00:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:12,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 15:00:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:12,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 15:00:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:12,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 15:00:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:12,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 15:00:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:12,544 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-16 15:00:12,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:00:12,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417478948] [2022-10-16 15:00:12,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417478948] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 15:00:12,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353640010] [2022-10-16 15:00:12,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:12,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 15:00:12,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 15:00:12,552 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 15:00:12,568 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 15:00:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:12,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 15:00:12,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 15:00:12,828 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:00:12,829 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 15:00:12,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1353640010] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:00:12,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 15:00:12,830 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2022-10-16 15:00:12,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294140904] [2022-10-16 15:00:12,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:00:12,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:00:12,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:00:12,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:00:12,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-10-16 15:00:12,835 INFO L87 Difference]: Start difference. First operand 280 states and 413 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-10-16 15:00:13,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:00:13,176 INFO L93 Difference]: Finished difference Result 605 states and 907 transitions. [2022-10-16 15:00:13,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 15:00:13,176 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 88 [2022-10-16 15:00:13,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:00:13,181 INFO L225 Difference]: With dead ends: 605 [2022-10-16 15:00:13,181 INFO L226 Difference]: Without dead ends: 417 [2022-10-16 15:00:13,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-10-16 15:00:13,184 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 827 mSDsluCounter, 520 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 827 SdHoareTripleChecker+Valid, 824 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 15:00:13,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [827 Valid, 824 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 15:00:13,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2022-10-16 15:00:13,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 282. [2022-10-16 15:00:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 235 states have (on average 1.4680851063829787) internal successors, (345), 236 states have internal predecessors, (345), 35 states have call successors, (35), 10 states have call predecessors, (35), 10 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-10-16 15:00:13,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 415 transitions. [2022-10-16 15:00:13,227 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 415 transitions. Word has length 88 [2022-10-16 15:00:13,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:00:13,228 INFO L495 AbstractCegarLoop]: Abstraction has 282 states and 415 transitions. [2022-10-16 15:00:13,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-10-16 15:00:13,229 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 415 transitions. [2022-10-16 15:00:13,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-16 15:00:13,231 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:00:13,231 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:00:13,272 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 15:00:13,444 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,SelfDestructingSolverStorable2 [2022-10-16 15:00:13,445 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 15:00:13,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:00:13,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1352860286, now seen corresponding path program 1 times [2022-10-16 15:00:13,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:00:13,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459391679] [2022-10-16 15:00:13,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:13,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:00:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:13,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 15:00:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:13,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 15:00:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:13,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-16 15:00:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:13,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-16 15:00:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:13,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-10-16 15:00:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:13,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 15:00:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:13,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-10-16 15:00:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:13,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-10-16 15:00:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-16 15:00:13,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:00:13,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459391679] [2022-10-16 15:00:13,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459391679] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 15:00:13,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989735395] [2022-10-16 15:00:13,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:13,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 15:00:13,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 15:00:13,650 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 15:00:13,655 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 15:00:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:13,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 15:00:13,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 15:00:14,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-16 15:00:14,006 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 15:00:14,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989735395] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:00:14,007 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 15:00:14,007 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2022-10-16 15:00:14,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3719986] [2022-10-16 15:00:14,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:00:14,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 15:00:14,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:00:14,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 15:00:14,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-10-16 15:00:14,010 INFO L87 Difference]: Start difference. First operand 282 states and 415 transitions. Second operand has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 15:00:14,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:00:14,071 INFO L93 Difference]: Finished difference Result 364 states and 548 transitions. [2022-10-16 15:00:14,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:00:14,072 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 90 [2022-10-16 15:00:14,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:00:14,076 INFO L225 Difference]: With dead ends: 364 [2022-10-16 15:00:14,077 INFO L226 Difference]: Without dead ends: 363 [2022-10-16 15:00:14,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-10-16 15:00:14,079 INFO L413 NwaCegarLoop]: 331 mSDtfsCounter, 124 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 963 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:00:14,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 963 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:00:14,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2022-10-16 15:00:14,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 361. [2022-10-16 15:00:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 361 states, 291 states have (on average 1.4742268041237114) internal successors, (429), 292 states have internal predecessors, (429), 58 states have call successors, (58), 10 states have call predecessors, (58), 10 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-10-16 15:00:14,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 545 transitions. [2022-10-16 15:00:14,122 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 545 transitions. Word has length 90 [2022-10-16 15:00:14,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:00:14,123 INFO L495 AbstractCegarLoop]: Abstraction has 361 states and 545 transitions. [2022-10-16 15:00:14,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 15:00:14,124 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 545 transitions. [2022-10-16 15:00:14,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-16 15:00:14,126 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:00:14,126 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:00:14,164 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 15:00:14,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 15:00:14,341 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 15:00:14,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:00:14,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1011004712, now seen corresponding path program 1 times [2022-10-16 15:00:14,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:00:14,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487970264] [2022-10-16 15:00:14,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:14,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:00:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:14,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 15:00:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:14,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 15:00:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:14,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-16 15:00:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:14,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-16 15:00:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:14,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-10-16 15:00:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:14,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 15:00:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:14,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-10-16 15:00:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:14,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-10-16 15:00:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:14,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-16 15:00:14,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:00:14,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487970264] [2022-10-16 15:00:14,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487970264] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 15:00:14,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678109528] [2022-10-16 15:00:14,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:14,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 15:00:14,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 15:00:14,513 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 15:00:14,544 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 15:00:14,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:14,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 15:00:14,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 15:00:14,752 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-16 15:00:14,752 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 15:00:14,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678109528] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:00:14,753 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 15:00:14,753 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2022-10-16 15:00:14,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794709590] [2022-10-16 15:00:14,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:00:14,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 15:00:14,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:00:14,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 15:00:14,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-10-16 15:00:14,755 INFO L87 Difference]: Start difference. First operand 361 states and 545 transitions. Second operand has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 15:00:14,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:00:14,809 INFO L93 Difference]: Finished difference Result 361 states and 545 transitions. [2022-10-16 15:00:14,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 15:00:14,810 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 91 [2022-10-16 15:00:14,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:00:14,814 INFO L225 Difference]: With dead ends: 361 [2022-10-16 15:00:14,814 INFO L226 Difference]: Without dead ends: 360 [2022-10-16 15:00:14,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-10-16 15:00:14,816 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 129 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 714 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:00:14,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 714 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:00:14,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-10-16 15:00:14,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 360. [2022-10-16 15:00:14,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 291 states have (on average 1.470790378006873) internal successors, (428), 291 states have internal predecessors, (428), 58 states have call successors, (58), 10 states have call predecessors, (58), 10 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-10-16 15:00:14,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 544 transitions. [2022-10-16 15:00:14,862 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 544 transitions. Word has length 91 [2022-10-16 15:00:14,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:00:14,863 INFO L495 AbstractCegarLoop]: Abstraction has 360 states and 544 transitions. [2022-10-16 15:00:14,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 15:00:14,864 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 544 transitions. [2022-10-16 15:00:14,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-16 15:00:14,868 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:00:14,869 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:00:14,907 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 15:00:15,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 15:00:15,085 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 15:00:15,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:00:15,086 INFO L85 PathProgramCache]: Analyzing trace with hash -646433233, now seen corresponding path program 1 times [2022-10-16 15:00:15,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:00:15,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244684176] [2022-10-16 15:00:15,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:15,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:00:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 15:00:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 15:00:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-16 15:00:15,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-16 15:00:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-10-16 15:00:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 15:00:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-10-16 15:00:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-10-16 15:00:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 15:00:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 15:00:15,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 15:00:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-10-16 15:00:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 15:00:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-10-16 15:00:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 15:00:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-10-16 15:00:15,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:00:15,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244684176] [2022-10-16 15:00:15,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244684176] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 15:00:15,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620900761] [2022-10-16 15:00:15,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:00:15,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 15:00:15,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 15:00:15,335 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 15:00:15,355 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 15:00:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:00:15,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-16 15:00:15,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 15:00:15,719 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-16 15:00:15,720 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 15:00:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-16 15:00:15,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1620900761] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 15:00:15,954 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 15:00:15,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 14 [2022-10-16 15:00:15,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650136442] [2022-10-16 15:00:15,955 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 15:00:15,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-16 15:00:15,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:00:15,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-16 15:00:15,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2022-10-16 15:00:15,958 INFO L87 Difference]: Start difference. First operand 360 states and 544 transitions. Second operand has 14 states, 13 states have (on average 19.53846153846154) internal successors, (254), 14 states have internal predecessors, (254), 7 states have call successors, (37), 1 states have call predecessors, (37), 2 states have return successors, (37), 6 states have call predecessors, (37), 7 states have call successors, (37) [2022-10-16 15:00:16,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:00:16,348 INFO L93 Difference]: Finished difference Result 848 states and 1288 transitions. [2022-10-16 15:00:16,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-16 15:00:16,349 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 19.53846153846154) internal successors, (254), 14 states have internal predecessors, (254), 7 states have call successors, (37), 1 states have call predecessors, (37), 2 states have return successors, (37), 6 states have call predecessors, (37), 7 states have call successors, (37) Word has length 168 [2022-10-16 15:00:16,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:00:16,350 INFO L225 Difference]: With dead ends: 848 [2022-10-16 15:00:16,350 INFO L226 Difference]: Without dead ends: 0 [2022-10-16 15:00:16,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2022-10-16 15:00:16,355 INFO L413 NwaCegarLoop]: 350 mSDtfsCounter, 1064 mSDsluCounter, 2510 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1128 SdHoareTripleChecker+Valid, 2860 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:00:16,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1128 Valid, 2860 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:00:16,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-16 15:00:16,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-16 15:00:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:00:16,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-16 15:00:16,357 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 168 [2022-10-16 15:00:16,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:00:16,357 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-16 15:00:16,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 19.53846153846154) internal successors, (254), 14 states have internal predecessors, (254), 7 states have call successors, (37), 1 states have call predecessors, (37), 2 states have return successors, (37), 6 states have call predecessors, (37), 7 states have call successors, (37) [2022-10-16 15:00:16,358 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-16 15:00:16,358 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-16 15:00:16,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-10-16 15:00:16,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-10-16 15:00:16,405 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 15:00:16,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 15:00:16,571 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-16 15:00:17,434 INFO L902 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: true [2022-10-16 15:00:17,434 INFO L899 garLoopResultBuilder]: For program point L187-1(line 187) no Hoare annotation was computed. [2022-10-16 15:00:17,435 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 189) no Hoare annotation was computed. [2022-10-16 15:00:17,435 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 189) no Hoare annotation was computed. [2022-10-16 15:00:17,435 INFO L902 garLoopResultBuilder]: At program point read_manual_selection_historyENTRY(lines 173 191) the Hoare annotation is: true [2022-10-16 15:00:17,435 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 189) no Hoare annotation was computed. [2022-10-16 15:00:17,435 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyEXIT(lines 173 191) no Hoare annotation was computed. [2022-10-16 15:00:17,435 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyFINAL(lines 173 191) no Hoare annotation was computed. [2022-10-16 15:00:17,436 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 245) no Hoare annotation was computed. [2022-10-16 15:00:17,436 INFO L899 garLoopResultBuilder]: For program point flip_the_sideFINAL(lines 236 248) no Hoare annotation was computed. [2022-10-16 15:00:17,436 INFO L899 garLoopResultBuilder]: For program point L241-2(lines 241 245) no Hoare annotation was computed. [2022-10-16 15:00:17,436 INFO L902 garLoopResultBuilder]: At program point flip_the_sideENTRY(lines 236 248) the Hoare annotation is: true [2022-10-16 15:00:17,436 INFO L899 garLoopResultBuilder]: For program point flip_the_sideEXIT(lines 236 248) no Hoare annotation was computed. [2022-10-16 15:00:17,436 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyEXIT(lines 113 131) no Hoare annotation was computed. [2022-10-16 15:00:17,437 INFO L902 garLoopResultBuilder]: At program point L127(line 127) the Hoare annotation is: true [2022-10-16 15:00:17,437 INFO L899 garLoopResultBuilder]: For program point L127-1(line 127) no Hoare annotation was computed. [2022-10-16 15:00:17,437 INFO L902 garLoopResultBuilder]: At program point read_side2_failed_historyENTRY(lines 113 131) the Hoare annotation is: true [2022-10-16 15:00:17,437 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 129) no Hoare annotation was computed. [2022-10-16 15:00:17,437 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyFINAL(lines 113 131) no Hoare annotation was computed. [2022-10-16 15:00:17,437 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 129) no Hoare annotation was computed. [2022-10-16 15:00:17,438 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 129) no Hoare annotation was computed. [2022-10-16 15:00:17,438 INFO L902 garLoopResultBuilder]: At program point assertENTRY(lines 612 623) the Hoare annotation is: true [2022-10-16 15:00:17,438 INFO L899 garLoopResultBuilder]: For program point L619(line 619) no Hoare annotation was computed. [2022-10-16 15:00:17,438 INFO L899 garLoopResultBuilder]: For program point assertEXIT(lines 612 623) no Hoare annotation was computed. [2022-10-16 15:00:17,438 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 621) no Hoare annotation was computed. [2022-10-16 15:00:17,438 INFO L899 garLoopResultBuilder]: For program point L617-2(lines 612 623) no Hoare annotation was computed. [2022-10-16 15:00:17,439 INFO L902 garLoopResultBuilder]: At program point L97(line 97) the Hoare annotation is: true [2022-10-16 15:00:17,439 INFO L899 garLoopResultBuilder]: For program point L97-1(line 97) no Hoare annotation was computed. [2022-10-16 15:00:17,439 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 99) no Hoare annotation was computed. [2022-10-16 15:00:17,439 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyFINAL(lines 83 101) no Hoare annotation was computed. [2022-10-16 15:00:17,439 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 99) no Hoare annotation was computed. [2022-10-16 15:00:17,439 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyEXIT(lines 83 101) no Hoare annotation was computed. [2022-10-16 15:00:17,439 INFO L899 garLoopResultBuilder]: For program point L88(lines 88 99) no Hoare annotation was computed. [2022-10-16 15:00:17,440 INFO L902 garLoopResultBuilder]: At program point read_side1_failed_historyENTRY(lines 83 101) the Hoare annotation is: true [2022-10-16 15:00:17,440 INFO L895 garLoopResultBuilder]: At program point L564(line 564) the Hoare annotation is: (<= (+ ~nomsg~0 1) 0) [2022-10-16 15:00:17,440 INFO L899 garLoopResultBuilder]: For program point L564-1(line 564) no Hoare annotation was computed. [2022-10-16 15:00:17,440 INFO L899 garLoopResultBuilder]: For program point L465(lines 465 481) no Hoare annotation was computed. [2022-10-16 15:00:17,440 INFO L899 garLoopResultBuilder]: For program point L366-1(lines 328 376) no Hoare annotation was computed. [2022-10-16 15:00:17,441 INFO L895 garLoopResultBuilder]: At program point L300(lines 293 313) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,441 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2022-10-16 15:00:17,441 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 416) no Hoare annotation was computed. [2022-10-16 15:00:17,441 INFO L899 garLoopResultBuilder]: For program point L466-2(lines 465 481) no Hoare annotation was computed. [2022-10-16 15:00:17,441 INFO L895 garLoopResultBuilder]: At program point L367(line 367) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,442 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 340) no Hoare annotation was computed. [2022-10-16 15:00:17,442 INFO L899 garLoopResultBuilder]: For program point L367-1(line 367) no Hoare annotation was computed. [2022-10-16 15:00:17,442 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 469) no Hoare annotation was computed. [2022-10-16 15:00:17,442 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 405) no Hoare annotation was computed. [2022-10-16 15:00:17,442 INFO L899 garLoopResultBuilder]: For program point L335(line 335) no Hoare annotation was computed. [2022-10-16 15:00:17,442 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2022-10-16 15:00:17,443 INFO L899 garLoopResultBuilder]: For program point L335-2(line 335) no Hoare annotation was computed. [2022-10-16 15:00:17,443 INFO L899 garLoopResultBuilder]: For program point L203(lines 203 205) no Hoare annotation was computed. [2022-10-16 15:00:17,443 INFO L895 garLoopResultBuilder]: At program point L170(lines 162 172) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,443 INFO L899 garLoopResultBuilder]: For program point L336(line 336) no Hoare annotation was computed. [2022-10-16 15:00:17,443 INFO L899 garLoopResultBuilder]: For program point L336-2(line 336) no Hoare annotation was computed. [2022-10-16 15:00:17,443 INFO L899 garLoopResultBuilder]: For program point L502(line 502) no Hoare annotation was computed. [2022-10-16 15:00:17,443 INFO L899 garLoopResultBuilder]: For program point L337(line 337) no Hoare annotation was computed. [2022-10-16 15:00:17,444 INFO L899 garLoopResultBuilder]: For program point L337-2(line 337) no Hoare annotation was computed. [2022-10-16 15:00:17,444 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 517) no Hoare annotation was computed. [2022-10-16 15:00:17,444 INFO L895 garLoopResultBuilder]: At program point L503-1(lines 503 517) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,444 INFO L899 garLoopResultBuilder]: For program point L371-1(line 371) no Hoare annotation was computed. [2022-10-16 15:00:17,444 INFO L899 garLoopResultBuilder]: For program point L206(lines 206 208) no Hoare annotation was computed. [2022-10-16 15:00:17,445 INFO L895 garLoopResultBuilder]: At program point L140(lines 132 142) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~s1p_old~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= (+ ~s2p_old~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,445 INFO L895 garLoopResultBuilder]: At program point L537(lines 421 539) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,445 INFO L895 garLoopResultBuilder]: At program point L504(line 504) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,445 INFO L899 garLoopResultBuilder]: For program point L504-1(line 504) no Hoare annotation was computed. [2022-10-16 15:00:17,445 INFO L899 garLoopResultBuilder]: For program point L471-1(lines 465 481) no Hoare annotation was computed. [2022-10-16 15:00:17,445 INFO L899 garLoopResultBuilder]: For program point L372(line 372) no Hoare annotation was computed. [2022-10-16 15:00:17,445 INFO L899 garLoopResultBuilder]: For program point L372-2(line 372) no Hoare annotation was computed. [2022-10-16 15:00:17,446 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 516) no Hoare annotation was computed. [2022-10-16 15:00:17,446 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 474) no Hoare annotation was computed. [2022-10-16 15:00:17,446 INFO L899 garLoopResultBuilder]: For program point L373(line 373) no Hoare annotation was computed. [2022-10-16 15:00:17,446 INFO L899 garLoopResultBuilder]: For program point L373-2(line 373) no Hoare annotation was computed. [2022-10-16 15:00:17,446 INFO L895 garLoopResultBuilder]: At program point L605(line 605) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,446 INFO L899 garLoopResultBuilder]: For program point L605-1(line 605) no Hoare annotation was computed. [2022-10-16 15:00:17,447 INFO L895 garLoopResultBuilder]: At program point L506(line 506) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,447 INFO L899 garLoopResultBuilder]: For program point L506-1(line 506) no Hoare annotation was computed. [2022-10-16 15:00:17,447 INFO L895 garLoopResultBuilder]: At program point L407(lines 400 416) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~s1p_old~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= (+ ~s2p_old~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,447 INFO L895 garLoopResultBuilder]: At program point L308(lines 301 313) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,447 INFO L899 garLoopResultBuilder]: For program point L209(lines 209 211) no Hoare annotation was computed. [2022-10-16 15:00:17,448 INFO L895 garLoopResultBuilder]: At program point L110(lines 102 112) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,448 INFO L899 garLoopResultBuilder]: For program point L606(line 606) no Hoare annotation was computed. [2022-10-16 15:00:17,448 INFO L899 garLoopResultBuilder]: For program point L606-1(line 606) no Hoare annotation was computed. [2022-10-16 15:00:17,448 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 509) no Hoare annotation was computed. [2022-10-16 15:00:17,448 INFO L899 garLoopResultBuilder]: For program point L408(lines 394 416) no Hoare annotation was computed. [2022-10-16 15:00:17,448 INFO L895 garLoopResultBuilder]: At program point L375(lines 321 377) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,449 INFO L899 garLoopResultBuilder]: For program point L309-1(lines 271 319) no Hoare annotation was computed. [2022-10-16 15:00:17,449 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 413) no Hoare annotation was computed. [2022-10-16 15:00:17,449 INFO L895 garLoopResultBuilder]: At program point L310(line 310) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,449 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 283) no Hoare annotation was computed. [2022-10-16 15:00:17,449 INFO L899 garLoopResultBuilder]: For program point L310-1(line 310) no Hoare annotation was computed. [2022-10-16 15:00:17,449 INFO L899 garLoopResultBuilder]: For program point L278(line 278) no Hoare annotation was computed. [2022-10-16 15:00:17,449 INFO L899 garLoopResultBuilder]: For program point L212(lines 212 214) no Hoare annotation was computed. [2022-10-16 15:00:17,450 INFO L899 garLoopResultBuilder]: For program point L278-2(line 278) no Hoare annotation was computed. [2022-10-16 15:00:17,450 INFO L895 garLoopResultBuilder]: At program point L80(lines 72 82) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,450 INFO L895 garLoopResultBuilder]: At program point L510(line 510) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,450 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2022-10-16 15:00:17,450 INFO L899 garLoopResultBuilder]: For program point L510-1(line 510) no Hoare annotation was computed. [2022-10-16 15:00:17,450 INFO L899 garLoopResultBuilder]: For program point L279(line 279) no Hoare annotation was computed. [2022-10-16 15:00:17,450 INFO L899 garLoopResultBuilder]: For program point L279-2(line 279) no Hoare annotation was computed. [2022-10-16 15:00:17,451 INFO L902 garLoopResultBuilder]: At program point L610(lines 540 611) the Hoare annotation is: true [2022-10-16 15:00:17,451 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 515) no Hoare annotation was computed. [2022-10-16 15:00:17,451 INFO L899 garLoopResultBuilder]: For program point L280(line 280) no Hoare annotation was computed. [2022-10-16 15:00:17,451 INFO L899 garLoopResultBuilder]: For program point L280-2(line 280) no Hoare annotation was computed. [2022-10-16 15:00:17,451 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 514) no Hoare annotation was computed. [2022-10-16 15:00:17,451 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 370) no Hoare annotation was computed. [2022-10-16 15:00:17,451 INFO L899 garLoopResultBuilder]: For program point L314-1(line 314) no Hoare annotation was computed. [2022-10-16 15:00:17,452 INFO L899 garLoopResultBuilder]: For program point L215(lines 215 217) no Hoare annotation was computed. [2022-10-16 15:00:17,452 INFO L899 garLoopResultBuilder]: For program point L447(lines 447 454) no Hoare annotation was computed. [2022-10-16 15:00:17,452 INFO L899 garLoopResultBuilder]: For program point L315(line 315) no Hoare annotation was computed. [2022-10-16 15:00:17,452 INFO L899 garLoopResultBuilder]: For program point L315-2(line 315) no Hoare annotation was computed. [2022-10-16 15:00:17,452 INFO L899 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2022-10-16 15:00:17,452 INFO L899 garLoopResultBuilder]: For program point L316-2(line 316) no Hoare annotation was computed. [2022-10-16 15:00:17,452 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 370) no Hoare annotation was computed. [2022-10-16 15:00:17,453 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-10-16 15:00:17,453 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 220) no Hoare annotation was computed. [2022-10-16 15:00:17,453 INFO L895 garLoopResultBuilder]: At program point L582-2(lines 582 608) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483647)) [2022-10-16 15:00:17,453 INFO L899 garLoopResultBuilder]: For program point L582-3(lines 582 608) no Hoare annotation was computed. [2022-10-16 15:00:17,453 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 454) no Hoare annotation was computed. [2022-10-16 15:00:17,453 INFO L895 garLoopResultBuilder]: At program point L450-2(lines 447 454) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,454 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2022-10-16 15:00:17,454 INFO L895 garLoopResultBuilder]: At program point L318(lines 264 320) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,454 INFO L895 garLoopResultBuilder]: At program point L418(lines 378 420) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~s1p_old~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= (+ ~s2p_old~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,454 INFO L899 garLoopResultBuilder]: For program point L518(line 518) no Hoare annotation was computed. [2022-10-16 15:00:17,454 INFO L895 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,454 INFO L899 garLoopResultBuilder]: For program point L386-1(line 386) no Hoare annotation was computed. [2022-10-16 15:00:17,454 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 223) no Hoare annotation was computed. [2022-10-16 15:00:17,455 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 536) no Hoare annotation was computed. [2022-10-16 15:00:17,455 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2022-10-16 15:00:17,455 INFO L899 garLoopResultBuilder]: For program point L519-1(lines 519 536) no Hoare annotation was computed. [2022-10-16 15:00:17,455 INFO L895 garLoopResultBuilder]: At program point L520(line 520) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,455 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 501) no Hoare annotation was computed. [2022-10-16 15:00:17,455 INFO L899 garLoopResultBuilder]: For program point L520-1(line 520) no Hoare annotation was computed. [2022-10-16 15:00:17,456 INFO L895 garLoopResultBuilder]: At program point L487-1(lines 487 501) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,456 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-16 15:00:17,456 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 535) no Hoare annotation was computed. [2022-10-16 15:00:17,456 INFO L895 garLoopResultBuilder]: At program point L488(line 488) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,456 INFO L895 garLoopResultBuilder]: At program point L455(line 455) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,456 INFO L899 garLoopResultBuilder]: For program point L488-1(line 488) no Hoare annotation was computed. [2022-10-16 15:00:17,457 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 313) no Hoare annotation was computed. [2022-10-16 15:00:17,457 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 226) no Hoare annotation was computed. [2022-10-16 15:00:17,457 INFO L895 garLoopResultBuilder]: At program point L522(line 522) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,457 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 500) no Hoare annotation was computed. [2022-10-16 15:00:17,457 INFO L899 garLoopResultBuilder]: For program point L522-1(line 522) no Hoare annotation was computed. [2022-10-16 15:00:17,457 INFO L899 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed. [2022-10-16 15:00:17,457 INFO L895 garLoopResultBuilder]: At program point L357(lines 350 370) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,458 INFO L899 garLoopResultBuilder]: For program point L258(line 258) no Hoare annotation was computed. [2022-10-16 15:00:17,458 INFO L899 garLoopResultBuilder]: For program point L258-2(line 258) no Hoare annotation was computed. [2022-10-16 15:00:17,458 INFO L895 garLoopResultBuilder]: At program point L523(line 523) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,458 INFO L895 garLoopResultBuilder]: At program point L490(line 490) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,458 INFO L899 garLoopResultBuilder]: For program point L523-1(line 523) no Hoare annotation was computed. [2022-10-16 15:00:17,458 INFO L899 garLoopResultBuilder]: For program point L457(lines 457 485) no Hoare annotation was computed. [2022-10-16 15:00:17,458 INFO L899 garLoopResultBuilder]: For program point L490-1(line 490) no Hoare annotation was computed. [2022-10-16 15:00:17,459 INFO L895 garLoopResultBuilder]: At program point L457-1(lines 457 485) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,459 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2022-10-16 15:00:17,459 INFO L899 garLoopResultBuilder]: For program point L259-2(line 259) no Hoare annotation was computed. [2022-10-16 15:00:17,459 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 606) no Hoare annotation was computed. [2022-10-16 15:00:17,459 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-10-16 15:00:17,459 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 534) no Hoare annotation was computed. [2022-10-16 15:00:17,460 INFO L899 garLoopResultBuilder]: For program point L491(lines 491 493) no Hoare annotation was computed. [2022-10-16 15:00:17,460 INFO L895 garLoopResultBuilder]: At program point L458(line 458) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,460 INFO L899 garLoopResultBuilder]: For program point L458-1(line 458) no Hoare annotation was computed. [2022-10-16 15:00:17,460 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2022-10-16 15:00:17,460 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 313) no Hoare annotation was computed. [2022-10-16 15:00:17,460 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2022-10-16 15:00:17,461 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 606) no Hoare annotation was computed. [2022-10-16 15:00:17,461 INFO L895 garLoopResultBuilder]: At program point L525(line 525) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,461 INFO L899 garLoopResultBuilder]: For program point L525-1(line 525) no Hoare annotation was computed. [2022-10-16 15:00:17,461 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 484) no Hoare annotation was computed. [2022-10-16 15:00:17,461 INFO L899 garLoopResultBuilder]: For program point L294(lines 294 298) no Hoare annotation was computed. [2022-10-16 15:00:17,461 INFO L895 garLoopResultBuilder]: At program point L261(lines 249 263) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,462 INFO L895 garLoopResultBuilder]: At program point L526(line 526) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,462 INFO L899 garLoopResultBuilder]: For program point L526-1(line 526) no Hoare annotation was computed. [2022-10-16 15:00:17,462 INFO L895 garLoopResultBuilder]: At program point L460(line 460) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,462 INFO L899 garLoopResultBuilder]: For program point L460-1(line 460) no Hoare annotation was computed. [2022-10-16 15:00:17,462 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 416) no Hoare annotation was computed. [2022-10-16 15:00:17,462 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 533) no Hoare annotation was computed. [2022-10-16 15:00:17,463 INFO L895 garLoopResultBuilder]: At program point L494(line 494) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,463 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 483) no Hoare annotation was computed. [2022-10-16 15:00:17,463 INFO L899 garLoopResultBuilder]: For program point L494-1(line 494) no Hoare annotation was computed. [2022-10-16 15:00:17,463 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 232) no Hoare annotation was computed. [2022-10-16 15:00:17,463 INFO L899 garLoopResultBuilder]: For program point L197(lines 197 199) no Hoare annotation was computed. [2022-10-16 15:00:17,463 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-16 15:00:17,463 INFO L895 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,464 INFO L899 garLoopResultBuilder]: For program point L495(lines 495 499) no Hoare annotation was computed. [2022-10-16 15:00:17,464 INFO L899 garLoopResultBuilder]: For program point L528-1(line 528) no Hoare annotation was computed. [2022-10-16 15:00:17,464 INFO L895 garLoopResultBuilder]: At program point L462(line 462) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,464 INFO L899 garLoopResultBuilder]: For program point L462-1(line 462) no Hoare annotation was computed. [2022-10-16 15:00:17,464 INFO L895 garLoopResultBuilder]: At program point L529(line 529) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,465 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 498) no Hoare annotation was computed. [2022-10-16 15:00:17,465 INFO L899 garLoopResultBuilder]: For program point L529-1(line 529) no Hoare annotation was computed. [2022-10-16 15:00:17,465 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 482) no Hoare annotation was computed. [2022-10-16 15:00:17,465 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 416) no Hoare annotation was computed. [2022-10-16 15:00:17,465 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 532) no Hoare annotation was computed. [2022-10-16 15:00:17,465 INFO L895 garLoopResultBuilder]: At program point L464(line 464) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,466 INFO L899 garLoopResultBuilder]: For program point L464-1(line 464) no Hoare annotation was computed. [2022-10-16 15:00:17,466 INFO L895 garLoopResultBuilder]: At program point L365(lines 358 370) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 15:00:17,466 INFO L895 garLoopResultBuilder]: At program point L233(lines 192 235) the Hoare annotation is: (<= (+ ~nomsg~0 1) 0) [2022-10-16 15:00:17,466 INFO L899 garLoopResultBuilder]: For program point L200(lines 200 202) no Hoare annotation was computed. [2022-10-16 15:00:17,466 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 57 59) the Hoare annotation is: true [2022-10-16 15:00:17,467 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-10-16 15:00:17,467 INFO L899 garLoopResultBuilder]: For program point L58-2(lines 57 59) no Hoare annotation was computed. [2022-10-16 15:00:17,467 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 57 59) no Hoare annotation was computed. [2022-10-16 15:00:17,467 INFO L902 garLoopResultBuilder]: At program point L157(line 157) the Hoare annotation is: true [2022-10-16 15:00:17,467 INFO L899 garLoopResultBuilder]: For program point L157-1(line 157) no Hoare annotation was computed. [2022-10-16 15:00:17,467 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 159) no Hoare annotation was computed. [2022-10-16 15:00:17,467 INFO L902 garLoopResultBuilder]: At program point read_active_side_historyENTRY(lines 143 161) the Hoare annotation is: true [2022-10-16 15:00:17,468 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 159) no Hoare annotation was computed. [2022-10-16 15:00:17,468 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 159) no Hoare annotation was computed. [2022-10-16 15:00:17,468 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyEXIT(lines 143 161) no Hoare annotation was computed. [2022-10-16 15:00:17,468 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyFINAL(lines 143 161) no Hoare annotation was computed. [2022-10-16 15:00:17,472 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-10-16 15:00:17,478 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 15:00:17,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 03:00:17 BoogieIcfgContainer [2022-10-16 15:00:17,521 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 15:00:17,522 INFO L158 Benchmark]: Toolchain (without parser) took 9608.75ms. Allocated memory was 153.1MB in the beginning and 250.6MB in the end (delta: 97.5MB). Free memory was 127.5MB in the beginning and 111.2MB in the end (delta: 16.3MB). Peak memory consumption was 114.0MB. Max. memory is 8.0GB. [2022-10-16 15:00:17,523 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 153.1MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 15:00:17,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.17ms. Allocated memory is still 153.1MB. Free memory was 127.2MB in the beginning and 110.3MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-10-16 15:00:17,523 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.48ms. Allocated memory is still 153.1MB. Free memory was 110.3MB in the beginning and 107.1MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-16 15:00:17,524 INFO L158 Benchmark]: Boogie Preprocessor took 60.08ms. Allocated memory is still 153.1MB. Free memory was 107.0MB in the beginning and 104.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-16 15:00:17,524 INFO L158 Benchmark]: RCFGBuilder took 1184.93ms. Allocated memory is still 153.1MB. Free memory was 104.2MB in the beginning and 106.2MB in the end (delta: -1.9MB). Peak memory consumption was 11.1MB. Max. memory is 8.0GB. [2022-10-16 15:00:17,525 INFO L158 Benchmark]: TraceAbstraction took 7752.27ms. Allocated memory was 153.1MB in the beginning and 250.6MB in the end (delta: 97.5MB). Free memory was 105.1MB in the beginning and 111.2MB in the end (delta: -6.1MB). Peak memory consumption was 92.4MB. Max. memory is 8.0GB. [2022-10-16 15:00:17,528 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 153.1MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 522.17ms. Allocated memory is still 153.1MB. Free memory was 127.2MB in the beginning and 110.3MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 76.48ms. Allocated memory is still 153.1MB. Free memory was 110.3MB in the beginning and 107.1MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 60.08ms. Allocated memory is still 153.1MB. Free memory was 107.0MB in the beginning and 104.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1184.93ms. Allocated memory is still 153.1MB. Free memory was 104.2MB in the beginning and 106.2MB in the end (delta: -1.9MB). Peak memory consumption was 11.1MB. Max. memory is 8.0GB. * TraceAbstraction took 7752.27ms. Allocated memory was 153.1MB in the beginning and 250.6MB in the end (delta: 97.5MB). Free memory was 105.1MB in the beginning and 111.2MB in the end (delta: -6.1MB). Peak memory consumption was 92.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 210 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 7.6s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3076 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2974 mSDsluCounter, 6498 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4590 mSDsCounter, 260 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 650 IncrementalHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 260 mSolverCounterUnsat, 1908 mSDtfsCounter, 650 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 838 GetRequests, 787 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=361occurred in iteration=4, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 273 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 452 PreInvPairs, 579 NumberOfFragments, 544 HoareAnnotationTreeSize, 452 FomulaSimplifications, 4922 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 1738 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1135 NumberOfCodeBlocks, 1135 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1291 ConstructedInterpolants, 0 QuantifiedInterpolants, 2301 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2512 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 12 InterpolantComputations, 5 PerfectInterpolantSequences, 259/375 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483647 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: nomsg + 1 <= 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 RESULT: Ultimate proved your program to be correct! [2022-10-16 15:00:17,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...