./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/sumt9.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 574ddb4e Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops-crafted-1/sumt9.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 110f478e83f66be81975f0da6e710bed770d999fa1dfb3745754f84397486bfb --- Real Ultimate output --- This is Ultimate 0.2.2-?-574ddb4 [2023-02-18 16:12:24,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 16:12:24,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 16:12:24,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 16:12:24,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 16:12:24,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 16:12:24,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 16:12:24,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 16:12:24,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 16:12:24,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 16:12:24,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 16:12:24,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 16:12:24,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 16:12:24,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 16:12:24,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 16:12:24,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 16:12:24,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 16:12:24,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 16:12:24,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 16:12:24,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 16:12:24,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 16:12:24,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 16:12:24,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 16:12:24,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 16:12:24,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 16:12:24,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 16:12:24,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 16:12:24,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 16:12:24,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 16:12:24,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 16:12:24,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 16:12:24,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 16:12:24,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 16:12:24,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 16:12:24,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 16:12:24,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 16:12:24,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 16:12:24,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 16:12:24,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 16:12:24,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 16:12:24,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 16:12:24,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-02-18 16:12:24,674 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 16:12:24,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 16:12:24,675 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 16:12:24,675 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 16:12:24,676 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 16:12:24,676 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 16:12:24,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 16:12:24,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 16:12:24,677 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 16:12:24,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 16:12:24,678 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-18 16:12:24,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 16:12:24,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-18 16:12:24,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 16:12:24,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-18 16:12:24,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 16:12:24,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-18 16:12:24,679 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-18 16:12:24,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-18 16:12:24,680 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 16:12:24,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-18 16:12:24,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 16:12:24,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 16:12:24,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 16:12:24,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 16:12:24,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 16:12:24,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 16:12:24,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-18 16:12:24,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 16:12:24,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 16:12:24,682 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 16:12:24,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-18 16:12:24,682 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 16:12:24,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 16:12:24,683 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 16:12:24,683 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 110f478e83f66be81975f0da6e710bed770d999fa1dfb3745754f84397486bfb [2023-02-18 16:12:24,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 16:12:24,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 16:12:24,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 16:12:24,948 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 16:12:24,948 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 16:12:24,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/sumt9.c [2023-02-18 16:12:26,088 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 16:12:26,281 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 16:12:26,282 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/sumt9.c [2023-02-18 16:12:26,289 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/085447be9/18e1db63a9b14572ad709c3bb28091d7/FLAGd9dfba470 [2023-02-18 16:12:26,300 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/085447be9/18e1db63a9b14572ad709c3bb28091d7 [2023-02-18 16:12:26,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 16:12:26,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 16:12:26,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 16:12:26,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 16:12:26,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 16:12:26,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13eaffb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26, skipping insertion in model container [2023-02-18 16:12:26,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 16:12:26,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 16:12:26,442 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/sumt9.c[403,416] [2023-02-18 16:12:26,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 16:12:26,465 INFO L203 MainTranslator]: Completed pre-run [2023-02-18 16:12:26,475 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/sumt9.c[403,416] [2023-02-18 16:12:26,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 16:12:26,492 INFO L208 MainTranslator]: Completed translation [2023-02-18 16:12:26,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26 WrapperNode [2023-02-18 16:12:26,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 16:12:26,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-18 16:12:26,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-18 16:12:26,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-18 16:12:26,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,520 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-02-18 16:12:26,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-18 16:12:26,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-18 16:12:26,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-18 16:12:26,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-18 16:12:26,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,561 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-18 16:12:26,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-18 16:12:26,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-18 16:12:26,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-18 16:12:26,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (1/1) ... [2023-02-18 16:12:26,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 16:12:26,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 16:12:26,610 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) [2023-02-18 16:12:26,631 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 [2023-02-18 16:12:26,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-18 16:12:26,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-18 16:12:26,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-18 16:12:26,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-18 16:12:26,715 INFO L235 CfgBuilder]: Building ICFG [2023-02-18 16:12:26,717 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-18 16:12:26,944 INFO L276 CfgBuilder]: Performing block encoding [2023-02-18 16:12:26,949 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-18 16:12:26,950 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-18 16:12:26,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 04:12:26 BoogieIcfgContainer [2023-02-18 16:12:26,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-18 16:12:26,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-18 16:12:26,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-18 16:12:26,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-18 16:12:26,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 04:12:26" (1/3) ... [2023-02-18 16:12:26,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37e3fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 04:12:26, skipping insertion in model container [2023-02-18 16:12:26,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 04:12:26" (2/3) ... [2023-02-18 16:12:26,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37e3fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 04:12:26, skipping insertion in model container [2023-02-18 16:12:26,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 04:12:26" (3/3) ... [2023-02-18 16:12:26,959 INFO L112 eAbstractionObserver]: Analyzing ICFG sumt9.c [2023-02-18 16:12:26,972 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-18 16:12:26,984 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-02-18 16:12:27,037 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-18 16:12:27,043 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=PETRI_NET, 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;@639e5c88, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-18 16:12:27,044 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-02-18 16:12:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 20 states have internal predecessors, (32), 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) [2023-02-18 16:12:27,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-18 16:12:27,055 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 16:12:27,056 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 16:12:27,056 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 16:12:27,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 16:12:27,063 INFO L85 PathProgramCache]: Analyzing trace with hash 183357013, now seen corresponding path program 1 times [2023-02-18 16:12:27,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 16:12:27,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070737502] [2023-02-18 16:12:27,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 16:12:27,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 16:12:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 16:12:27,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 16:12:27,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 16:12:27,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070737502] [2023-02-18 16:12:27,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070737502] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 16:12:27,704 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 16:12:27,704 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-18 16:12:27,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936280290] [2023-02-18 16:12:27,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 16:12:27,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-18 16:12:27,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 16:12:27,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-18 16:12:27,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-02-18 16:12:27,752 INFO L87 Difference]: Start difference. First operand has 21 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 16:12:27,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 16:12:27,864 INFO L93 Difference]: Finished difference Result 47 states and 71 transitions. [2023-02-18 16:12:27,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-18 16:12:27,867 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-02-18 16:12:27,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 16:12:27,875 INFO L225 Difference]: With dead ends: 47 [2023-02-18 16:12:27,875 INFO L226 Difference]: Without dead ends: 21 [2023-02-18 16:12:27,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-02-18 16:12:27,880 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 28 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 16:12:27,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 59 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 16:12:27,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2023-02-18 16:12:27,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2023-02-18 16:12:27,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.45) internal successors, (29), 20 states have internal predecessors, (29), 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) [2023-02-18 16:12:27,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 29 transitions. [2023-02-18 16:12:27,907 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 29 transitions. Word has length 8 [2023-02-18 16:12:27,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 16:12:27,908 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 29 transitions. [2023-02-18 16:12:27,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 16:12:27,908 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2023-02-18 16:12:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-02-18 16:12:27,909 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 16:12:27,909 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 16:12:27,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-18 16:12:27,910 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 16:12:27,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 16:12:27,910 INFO L85 PathProgramCache]: Analyzing trace with hash -331999421, now seen corresponding path program 1 times [2023-02-18 16:12:27,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 16:12:27,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757096780] [2023-02-18 16:12:27,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 16:12:27,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 16:12:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 16:12:28,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 16:12:28,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 16:12:28,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757096780] [2023-02-18 16:12:28,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757096780] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 16:12:28,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1969616314] [2023-02-18 16:12:28,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 16:12:28,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 16:12:28,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 16:12:28,235 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) [2023-02-18 16:12:28,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-18 16:12:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 16:12:28,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 34 conjunts are in the unsatisfiable core [2023-02-18 16:12:28,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 16:12:28,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 16:12:28,495 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 16:12:28,631 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-18 16:12:28,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1969616314] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 16:12:28,634 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 16:12:28,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 5] total 15 [2023-02-18 16:12:28,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191396867] [2023-02-18 16:12:28,637 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 16:12:28,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-02-18 16:12:28,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 16:12:28,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-02-18 16:12:28,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2023-02-18 16:12:28,642 INFO L87 Difference]: Start difference. First operand 21 states and 29 transitions. Second operand has 15 states, 15 states have (on average 2.2666666666666666) internal successors, (34), 15 states have internal predecessors, (34), 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) [2023-02-18 16:12:29,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 16:12:29,287 INFO L93 Difference]: Finished difference Result 44 states and 69 transitions. [2023-02-18 16:12:29,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-02-18 16:12:29,288 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.2666666666666666) internal successors, (34), 15 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2023-02-18 16:12:29,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 16:12:29,288 INFO L225 Difference]: With dead ends: 44 [2023-02-18 16:12:29,288 INFO L226 Difference]: Without dead ends: 0 [2023-02-18 16:12:29,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 16 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=374, Unknown=0, NotChecked=0, Total=462 [2023-02-18 16:12:29,290 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 126 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-02-18 16:12:29,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 19 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-02-18 16:12:29,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-02-18 16:12:29,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-02-18 16:12:29,291 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) [2023-02-18 16:12:29,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-02-18 16:12:29,291 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2023-02-18 16:12:29,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 16:12:29,292 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-18 16:12:29,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.2666666666666666) internal successors, (34), 15 states have internal predecessors, (34), 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) [2023-02-18 16:12:29,292 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-02-18 16:12:29,292 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-02-18 16:12:29,296 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-02-18 16:12:29,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-02-18 16:12:29,497 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 [2023-02-18 16:12:29,500 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-02-18 16:12:29,509 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 40) no Hoare annotation was computed. [2023-02-18 16:12:29,511 INFO L899 garLoopResultBuilder]: For program point L27(lines 27 40) no Hoare annotation was computed. [2023-02-18 16:12:29,511 INFO L899 garLoopResultBuilder]: For program point L23(lines 23 40) no Hoare annotation was computed. [2023-02-18 16:12:29,511 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 16 45) the Hoare annotation is: (or (and (= |ULTIMATE.start_main_~j~0#1| 0) (= |ULTIMATE.start_main_~k~0#1| 0) (= |ULTIMATE.start_main_~v1~0#1| 0) (= |ULTIMATE.start_main_~v4~0#1| 0) (= |ULTIMATE.start_main_~l~0#1| 0) (= |ULTIMATE.start_main_~v3~0#1| 0) (= |ULTIMATE.start_main_~v5~0#1| 0) (= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~v2~0#1| 0) (= |ULTIMATE.start_main_~v6~0#1| 0)) (not (= 0 |ULTIMATE.start___VERIFIER_assert_~cond#1|))) [2023-02-18 16:12:29,511 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-02-18 16:12:29,512 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-02-18 16:12:29,512 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2023-02-18 16:12:29,512 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2023-02-18 16:12:29,512 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 40) no Hoare annotation was computed. [2023-02-18 16:12:29,512 INFO L899 garLoopResultBuilder]: For program point L37-2(lines 23 40) no Hoare annotation was computed. [2023-02-18 16:12:29,513 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 40) no Hoare annotation was computed. [2023-02-18 16:12:29,513 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-02-18 16:12:29,513 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 40) no Hoare annotation was computed. [2023-02-18 16:12:29,513 INFO L899 garLoopResultBuilder]: For program point L25(lines 25 40) no Hoare annotation was computed. [2023-02-18 16:12:29,514 INFO L895 garLoopResultBuilder]: At program point L21-2(lines 21 43) the Hoare annotation is: (let ((.cse32 (<= (+ (div ~SIZE~0 4294967296) 1) 0)) (.cse31 (<= ~SIZE~0 20000001))) (let ((.cse1 (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 1)) (.cse3 (not (= 0 |ULTIMATE.start___VERIFIER_assert_~cond#1|))) (.cse0 (or .cse32 .cse31)) (.cse22 (= |ULTIMATE.start_main_~v4~0#1| 0)) (.cse23 (= |ULTIMATE.start_main_~i~0#1| 0)) (.cse24 (= |ULTIMATE.start_main_~j~0#1| 0)) (.cse25 (= |ULTIMATE.start_main_~k~0#1| 0)) (.cse26 (= |ULTIMATE.start_main_~v1~0#1| 0)) (.cse2 (or (not .cse32) (<= 0 (+ ~SIZE~0 (- 20000001))))) (.cse27 (= |ULTIMATE.start_main_~v3~0#1| 0)) (.cse28 (= |ULTIMATE.start_main_~v5~0#1| 0)) (.cse29 (= |ULTIMATE.start_main_~v2~0#1| 0)) (.cse10 (* 4294967296 (div |ULTIMATE.start_main_~n~0#1| 4294967296)))) (or (and .cse0 (= (mod (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~v4~0#1| |ULTIMATE.start_main_~v3~0#1| |ULTIMATE.start_main_~v2~0#1| |ULTIMATE.start_main_~v5~0#1| |ULTIMATE.start_main_~v6~0#1| |ULTIMATE.start_main_~v1~0#1| 1) 4294967296) (mod (+ |ULTIMATE.start_main_~l~0#1| 1) 4294967296)) .cse1 .cse2 .cse3) (let ((.cse13 (div |ULTIMATE.start_main_~l~0#1| 4294967296))) (let ((.cse21 (* (- 4294967296) .cse13))) (and (= |ULTIMATE.start_main_~v6~0#1| (+ 1 0)) .cse1 (let ((.cse18 (div (+ |ULTIMATE.start_main_~l~0#1| .cse21) 9))) (let ((.cse9 (* 4294967296 .cse13)) (.cse19 (* (- 9) .cse18))) (let ((.cse6 (= 0 (+ |ULTIMATE.start_main_~l~0#1| .cse21 .cse19))) (.cse4 (<= (+ (* (- 1) |ULTIMATE.start_main_~l~0#1|) .cse9) 0))) (let ((.cse20 (* .cse13 (- 1))) (.cse14 (not .cse4)) (.cse15 (not .cse6))) (let ((.cse7 (and .cse14 .cse15)) (.cse5 (+ (div (+ |ULTIMATE.start_main_~l~0#1| .cse19 (- 9)) 4294967296) .cse20)) (.cse8 (+ (div (+ |ULTIMATE.start_main_~l~0#1| .cse19) 4294967296) .cse20))) (or (and (or .cse4 (not (<= .cse5 0)) .cse6) (or .cse7 (not (<= .cse8 0)))) (<= |ULTIMATE.start_main_~l~0#1| (+ .cse9 (- 1))) (let ((.cse16 (* 954437177 .cse13)) (.cse17 (* 2 .cse18))) (let ((.cse12 (<= (+ .cse16 (* 954437177 .cse8) .cse17) 0)) (.cse11 (<= (+ .cse16 (* 954437177 .cse5) .cse17) 0))) (and (or (<= |ULTIMATE.start_main_~n~0#1| (+ .cse10 (* 8589934593 |ULTIMATE.start_main_~l~0#1|) (- 8569934592))) (and (or (not .cse11) .cse4 .cse6) (or (not .cse12) .cse7))) (or (and (or .cse4 .cse6) .cse12) (<= (+ (* 2 |ULTIMATE.start_main_~l~0#1|) .cse13) 2) (and .cse14 .cse15 .cse11))))))))))) .cse22 .cse23 .cse3 .cse0 .cse24 .cse25 .cse26 .cse2 .cse27 .cse28 .cse29 (= (+ |ULTIMATE.start_main_~l~0#1| (- 1)) 0) (not (<= (+ |ULTIMATE.start_main_~l~0#1| .cse21 1) 0))))) (let ((.cse30 (= |ULTIMATE.start_main_~l~0#1| 0))) (and .cse22 .cse23 (or (and .cse30 .cse31) .cse32) (= |ULTIMATE.start_main_~v6~0#1| 0) .cse24 .cse25 .cse26 .cse30 .cse2 .cse27 .cse28 .cse29 (<= |ULTIMATE.start_main_~n~0#1| (+ .cse10 20000001)) (<= |ULTIMATE.start_main_~n~0#1| (+ .cse10 4294967295))))))) [2023-02-18 16:12:29,514 INFO L899 garLoopResultBuilder]: For program point L21-3(lines 21 43) no Hoare annotation was computed. [2023-02-18 16:12:29,514 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-02-18 16:12:29,514 INFO L899 garLoopResultBuilder]: For program point L9(lines 9 11) no Hoare annotation was computed. [2023-02-18 16:12:29,515 INFO L895 garLoopResultBuilder]: At program point L9-2(lines 8 13) the Hoare annotation is: (let ((.cse21 (<= (+ (div ~SIZE~0 4294967296) 1) 0))) (let ((.cse1 (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 1)) (.cse3 (not (= 0 |ULTIMATE.start___VERIFIER_assert_~cond#1|))) (.cse0 (or .cse21 (<= ~SIZE~0 20000001))) (.cse2 (or (not .cse21) (<= 0 (+ ~SIZE~0 (- 20000001)))))) (or (and .cse0 (= (mod (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~v4~0#1| |ULTIMATE.start_main_~v3~0#1| |ULTIMATE.start_main_~v2~0#1| |ULTIMATE.start_main_~v5~0#1| |ULTIMATE.start_main_~v6~0#1| |ULTIMATE.start_main_~v1~0#1| 1) 4294967296) (mod (+ |ULTIMATE.start_main_~l~0#1| 1) 4294967296)) .cse1 .cse2 .cse3) (let ((.cse12 (div |ULTIMATE.start_main_~l~0#1| 4294967296))) (let ((.cse20 (* (- 4294967296) .cse12))) (and (= |ULTIMATE.start_main_~v6~0#1| (+ 1 0)) .cse1 (let ((.cse17 (div (+ |ULTIMATE.start_main_~l~0#1| .cse20) 9))) (let ((.cse9 (* 4294967296 .cse12)) (.cse18 (* (- 9) .cse17))) (let ((.cse6 (= 0 (+ |ULTIMATE.start_main_~l~0#1| .cse20 .cse18))) (.cse4 (<= (+ (* (- 1) |ULTIMATE.start_main_~l~0#1|) .cse9) 0))) (let ((.cse19 (* .cse12 (- 1))) (.cse13 (not .cse4)) (.cse14 (not .cse6))) (let ((.cse7 (and .cse13 .cse14)) (.cse5 (+ (div (+ |ULTIMATE.start_main_~l~0#1| .cse18 (- 9)) 4294967296) .cse19)) (.cse8 (+ (div (+ |ULTIMATE.start_main_~l~0#1| .cse18) 4294967296) .cse19))) (or (and (or .cse4 (not (<= .cse5 0)) .cse6) (or .cse7 (not (<= .cse8 0)))) (<= |ULTIMATE.start_main_~l~0#1| (+ .cse9 (- 1))) (let ((.cse15 (* 954437177 .cse12)) (.cse16 (* 2 .cse17))) (let ((.cse11 (<= (+ .cse15 (* 954437177 .cse8) .cse16) 0)) (.cse10 (<= (+ .cse15 (* 954437177 .cse5) .cse16) 0))) (and (or (<= |ULTIMATE.start_main_~n~0#1| (+ (* 4294967296 (div |ULTIMATE.start_main_~n~0#1| 4294967296)) (* 8589934593 |ULTIMATE.start_main_~l~0#1|) (- 8569934592))) (and (or (not .cse10) .cse4 .cse6) (or (not .cse11) .cse7))) (or (and (or .cse4 .cse6) .cse11) (<= (+ (* 2 |ULTIMATE.start_main_~l~0#1|) .cse12) 2) (and .cse13 .cse14 .cse10))))))))))) (= |ULTIMATE.start_main_~v4~0#1| 0) (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse0 (= |ULTIMATE.start_main_~j~0#1| 0) (= |ULTIMATE.start_main_~k~0#1| 0) (= |ULTIMATE.start_main_~v1~0#1| 0) .cse2 (= |ULTIMATE.start_main_~v3~0#1| 0) (= |ULTIMATE.start_main_~v5~0#1| 0) (= |ULTIMATE.start_main_~v2~0#1| 0) (= (+ |ULTIMATE.start_main_~l~0#1| (- 1)) 0) (not (<= (+ |ULTIMATE.start_main_~l~0#1| .cse20 1) 0)))))))) [2023-02-18 16:12:29,518 INFO L899 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2023-02-18 16:12:29,519 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 40) no Hoare annotation was computed. [2023-02-18 16:12:29,523 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-02-18 16:12:29,524 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-02-18 16:12:29,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 04:12:29 BoogieIcfgContainer [2023-02-18 16:12:29,560 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-18 16:12:29,568 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-18 16:12:29,569 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-18 16:12:29,569 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-18 16:12:29,570 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 04:12:26" (3/4) ... [2023-02-18 16:12:29,574 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-02-18 16:12:29,584 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-02-18 16:12:29,584 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-02-18 16:12:29,584 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-02-18 16:12:29,584 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-02-18 16:12:29,585 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-02-18 16:12:29,615 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-02-18 16:12:29,616 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-18 16:12:29,616 INFO L158 Benchmark]: Toolchain (without parser) took 3312.10ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 69.2MB in the beginning and 104.3MB in the end (delta: -35.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 16:12:29,617 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 65.8MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 16:12:29,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 186.56ms. Allocated memory is still 111.1MB. Free memory was 68.7MB in the beginning and 58.1MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-18 16:12:29,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.45ms. Allocated memory is still 111.1MB. Free memory was 58.1MB in the beginning and 56.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 16:12:29,617 INFO L158 Benchmark]: Boogie Preprocessor took 47.08ms. Allocated memory is still 111.1MB. Free memory was 56.5MB in the beginning and 55.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-18 16:12:29,618 INFO L158 Benchmark]: RCFGBuilder took 383.02ms. Allocated memory is still 111.1MB. Free memory was 55.0MB in the beginning and 76.2MB in the end (delta: -21.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-02-18 16:12:29,618 INFO L158 Benchmark]: TraceAbstraction took 2607.11ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 75.2MB in the beginning and 48.5MB in the end (delta: 26.7MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2023-02-18 16:12:29,618 INFO L158 Benchmark]: Witness Printer took 47.48ms. Allocated memory is still 134.2MB. Free memory was 107.4MB in the beginning and 104.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-18 16:12:29,620 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 65.8MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 186.56ms. Allocated memory is still 111.1MB. Free memory was 68.7MB in the beginning and 58.1MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.45ms. Allocated memory is still 111.1MB. Free memory was 58.1MB in the beginning and 56.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.08ms. Allocated memory is still 111.1MB. Free memory was 56.5MB in the beginning and 55.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 383.02ms. Allocated memory is still 111.1MB. Free memory was 55.0MB in the beginning and 76.2MB in the end (delta: -21.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2607.11ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 75.2MB in the beginning and 48.5MB in the end (delta: 26.7MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * Witness Printer took 47.48ms. Allocated memory is still 134.2MB. Free memory was 107.4MB in the beginning and 104.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 154 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 154 mSDsluCounter, 78 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 43 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 239 IncrementalHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 35 mSDtfsCounter, 239 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 18 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 10 NumberOfFragments, 1292 HoareAnnotationTreeSize, 3 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 2621 SizeOfPredicates, 12 NumberOfNonLiveVariables, 93 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 5/12 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 1 specifications checked. All of them hold - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: (((((((((j == 0 && k == 0) && v1 == 0) && v4 == 0) && l == 0) && v3 == 0) && v5 == 0) && i == 0) && v2 == 0) && v6 == 0) || !(0 == cond) - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: (((((SIZE / 4294967296 + 1 <= 0 || SIZE <= 20000001) && (j + i + k + v4 + v3 + v2 + v5 + v6 + v1 + 1) % 4294967296 == (l + 1) % 4294967296) && cond == 1) && (!(SIZE / 4294967296 + 1 <= 0) || 0 <= SIZE + -20000001)) && !(0 == cond)) || (((((((((((((((v6 == 1 + 0 && cond == 1) && (((((-1 * l + 4294967296 * (l / 4294967296) <= 0 || !((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9) + -9) / 4294967296 + l / 4294967296 * -1 <= 0)) || 0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) && ((!(-1 * l + 4294967296 * (l / 4294967296) <= 0) && !(0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9))) || !((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) / 4294967296 + l / 4294967296 * -1 <= 0))) || l <= 4294967296 * (l / 4294967296) + -1) || ((n <= 4294967296 * (n / 4294967296) + 8589934593 * l + -8569934592 || (((!(954437177 * (l / 4294967296) + 954437177 * ((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9) + -9) / 4294967296 + l / 4294967296 * -1) + 2 * ((l + -4294967296 * (l / 4294967296)) / 9) <= 0) || -1 * l + 4294967296 * (l / 4294967296) <= 0) || 0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) && (!(954437177 * (l / 4294967296) + 954437177 * ((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) / 4294967296 + l / 4294967296 * -1) + 2 * ((l + -4294967296 * (l / 4294967296)) / 9) <= 0) || (!(-1 * l + 4294967296 * (l / 4294967296) <= 0) && !(0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)))))) && ((((-1 * l + 4294967296 * (l / 4294967296) <= 0 || 0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) && 954437177 * (l / 4294967296) + 954437177 * ((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) / 4294967296 + l / 4294967296 * -1) + 2 * ((l + -4294967296 * (l / 4294967296)) / 9) <= 0) || 2 * l + l / 4294967296 <= 2) || ((!(-1 * l + 4294967296 * (l / 4294967296) <= 0) && !(0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9))) && 954437177 * (l / 4294967296) + 954437177 * ((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9) + -9) / 4294967296 + l / 4294967296 * -1) + 2 * ((l + -4294967296 * (l / 4294967296)) / 9) <= 0))))) && v4 == 0) && i == 0) && !(0 == cond)) && (SIZE / 4294967296 + 1 <= 0 || SIZE <= 20000001)) && j == 0) && k == 0) && v1 == 0) && (!(SIZE / 4294967296 + 1 <= 0) || 0 <= SIZE + -20000001)) && v3 == 0) && v5 == 0) && v2 == 0) && l + -1 == 0) && !(l + -4294967296 * (l / 4294967296) + 1 <= 0)) - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: ((((((SIZE / 4294967296 + 1 <= 0 || SIZE <= 20000001) && (j + i + k + v4 + v3 + v2 + v5 + v6 + v1 + 1) % 4294967296 == (l + 1) % 4294967296) && cond == 1) && (!(SIZE / 4294967296 + 1 <= 0) || 0 <= SIZE + -20000001)) && !(0 == cond)) || (((((((((((((((v6 == 1 + 0 && cond == 1) && (((((-1 * l + 4294967296 * (l / 4294967296) <= 0 || !((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9) + -9) / 4294967296 + l / 4294967296 * -1 <= 0)) || 0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) && ((!(-1 * l + 4294967296 * (l / 4294967296) <= 0) && !(0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9))) || !((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) / 4294967296 + l / 4294967296 * -1 <= 0))) || l <= 4294967296 * (l / 4294967296) + -1) || ((n <= 4294967296 * (n / 4294967296) + 8589934593 * l + -8569934592 || (((!(954437177 * (l / 4294967296) + 954437177 * ((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9) + -9) / 4294967296 + l / 4294967296 * -1) + 2 * ((l + -4294967296 * (l / 4294967296)) / 9) <= 0) || -1 * l + 4294967296 * (l / 4294967296) <= 0) || 0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) && (!(954437177 * (l / 4294967296) + 954437177 * ((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) / 4294967296 + l / 4294967296 * -1) + 2 * ((l + -4294967296 * (l / 4294967296)) / 9) <= 0) || (!(-1 * l + 4294967296 * (l / 4294967296) <= 0) && !(0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)))))) && ((((-1 * l + 4294967296 * (l / 4294967296) <= 0 || 0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) && 954437177 * (l / 4294967296) + 954437177 * ((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9)) / 4294967296 + l / 4294967296 * -1) + 2 * ((l + -4294967296 * (l / 4294967296)) / 9) <= 0) || 2 * l + l / 4294967296 <= 2) || ((!(-1 * l + 4294967296 * (l / 4294967296) <= 0) && !(0 == l + -4294967296 * (l / 4294967296) + -9 * ((l + -4294967296 * (l / 4294967296)) / 9))) && 954437177 * (l / 4294967296) + 954437177 * ((l + -9 * ((l + -4294967296 * (l / 4294967296)) / 9) + -9) / 4294967296 + l / 4294967296 * -1) + 2 * ((l + -4294967296 * (l / 4294967296)) / 9) <= 0))))) && v4 == 0) && i == 0) && !(0 == cond)) && (SIZE / 4294967296 + 1 <= 0 || SIZE <= 20000001)) && j == 0) && k == 0) && v1 == 0) && (!(SIZE / 4294967296 + 1 <= 0) || 0 <= SIZE + -20000001)) && v3 == 0) && v5 == 0) && v2 == 0) && l + -1 == 0) && !(l + -4294967296 * (l / 4294967296) + 1 <= 0))) || (((((((((((((v4 == 0 && i == 0) && ((l == 0 && SIZE <= 20000001) || SIZE / 4294967296 + 1 <= 0)) && v6 == 0) && j == 0) && k == 0) && v1 == 0) && l == 0) && (!(SIZE / 4294967296 + 1 <= 0) || 0 <= SIZE + -20000001)) && v3 == 0) && v5 == 0) && v2 == 0) && n <= 4294967296 * (n / 4294967296) + 20000001) && n <= 4294967296 * (n / 4294967296) + 4294967295) RESULT: Ultimate proved your program to be correct! [2023-02-18 16:12:29,642 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE