./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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/eca-rers2012/Problem16_label02.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 540d5c4f35934e1abeb0886e7556fb35e244ff515a3f2091d43a3a4e43fb5fb5 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 00:07:27,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 00:07:27,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 00:07:27,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 00:07:27,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 00:07:27,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 00:07:27,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 00:07:27,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 00:07:27,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 00:07:27,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 00:07:27,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 00:07:27,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 00:07:27,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 00:07:27,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 00:07:27,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 00:07:27,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 00:07:27,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 00:07:27,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 00:07:27,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 00:07:27,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 00:07:27,785 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 00:07:27,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 00:07:27,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 00:07:27,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 00:07:27,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 00:07:27,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 00:07:27,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 00:07:27,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 00:07:27,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 00:07:27,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 00:07:27,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 00:07:27,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 00:07:27,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 00:07:27,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 00:07:27,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 00:07:27,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 00:07:27,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 00:07:27,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 00:07:27,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 00:07:27,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 00:07:27,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 00:07:27,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 00:07:27,800 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 00:07:27,825 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 00:07:27,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 00:07:27,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 00:07:27,826 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 00:07:27,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 00:07:27,827 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 00:07:27,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 00:07:27,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 00:07:27,828 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 00:07:27,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 00:07:27,829 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 00:07:27,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 00:07:27,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 00:07:27,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 00:07:27,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 00:07:27,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 00:07:27,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 00:07:27,830 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 00:07:27,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 00:07:27,830 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 00:07:27,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 00:07:27,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 00:07:27,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 00:07:27,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 00:07:27,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 00:07:27,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 00:07:27,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 00:07:27,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 00:07:27,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 00:07:27,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 00:07:27,832 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 00:07:27,832 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 00:07:27,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 00:07:27,833 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 540d5c4f35934e1abeb0886e7556fb35e244ff515a3f2091d43a3a4e43fb5fb5 [2022-07-21 00:07:28,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 00:07:28,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 00:07:28,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 00:07:28,088 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 00:07:28,088 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 00:07:28,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2022-07-21 00:07:28,138 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fba5607a/4c22668829da4e87bb8bb686380d9595/FLAG82ef0aa1e [2022-07-21 00:07:28,636 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 00:07:28,636 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2022-07-21 00:07:28,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fba5607a/4c22668829da4e87bb8bb686380d9595/FLAG82ef0aa1e [2022-07-21 00:07:29,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fba5607a/4c22668829da4e87bb8bb686380d9595 [2022-07-21 00:07:29,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 00:07:29,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 00:07:29,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 00:07:29,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 00:07:29,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 00:07:29,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:07:29" (1/1) ... [2022-07-21 00:07:29,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21719e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:29, skipping insertion in model container [2022-07-21 00:07:29,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:07:29" (1/1) ... [2022-07-21 00:07:29,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 00:07:29,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 00:07:29,481 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/eca-rers2012/Problem16_label02.c[6387,6400] [2022-07-21 00:07:29,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 00:07:29,830 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 00:07:29,859 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/eca-rers2012/Problem16_label02.c[6387,6400] [2022-07-21 00:07:30,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 00:07:30,065 INFO L208 MainTranslator]: Completed translation [2022-07-21 00:07:30,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30 WrapperNode [2022-07-21 00:07:30,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 00:07:30,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 00:07:30,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 00:07:30,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 00:07:30,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (1/1) ... [2022-07-21 00:07:30,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (1/1) ... [2022-07-21 00:07:30,193 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-07-21 00:07:30,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 00:07:30,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 00:07:30,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 00:07:30,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 00:07:30,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (1/1) ... [2022-07-21 00:07:30,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (1/1) ... [2022-07-21 00:07:30,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (1/1) ... [2022-07-21 00:07:30,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (1/1) ... [2022-07-21 00:07:30,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (1/1) ... [2022-07-21 00:07:30,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (1/1) ... [2022-07-21 00:07:30,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (1/1) ... [2022-07-21 00:07:30,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 00:07:30,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 00:07:30,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 00:07:30,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 00:07:30,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (1/1) ... [2022-07-21 00:07:30,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 00:07:30,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:07:30,342 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) [2022-07-21 00:07:30,363 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 [2022-07-21 00:07:30,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 00:07:30,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 00:07:30,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 00:07:30,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 00:07:30,409 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 00:07:30,410 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 00:07:31,940 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 00:07:31,954 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 00:07:31,955 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-21 00:07:31,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:07:31 BoogieIcfgContainer [2022-07-21 00:07:31,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 00:07:31,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 00:07:31,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 00:07:31,961 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 00:07:31,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:07:29" (1/3) ... [2022-07-21 00:07:31,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7c0fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:07:31, skipping insertion in model container [2022-07-21 00:07:31,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:07:30" (2/3) ... [2022-07-21 00:07:31,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7c0fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:07:31, skipping insertion in model container [2022-07-21 00:07:31,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:07:31" (3/3) ... [2022-07-21 00:07:31,963 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label02.c [2022-07-21 00:07:31,974 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 00:07:31,974 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 00:07:32,042 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 00:07:32,049 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3ee8a23, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5218efb6 [2022-07-21 00:07:32,049 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 00:07:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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) [2022-07-21 00:07:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-07-21 00:07:32,067 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:32,068 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:32,069 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:32,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:32,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1818267785, now seen corresponding path program 1 times [2022-07-21 00:07:32,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:32,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552569954] [2022-07-21 00:07:32,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:32,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:32,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:07:32,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:32,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552569954] [2022-07-21 00:07:32,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552569954] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:32,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:07:32,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:07:32,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355820228] [2022-07-21 00:07:32,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:32,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:07:32,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:32,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:07:32,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:32,282 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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) [2022-07-21 00:07:33,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:33,722 INFO L93 Difference]: Finished difference Result 1137 states and 2118 transitions. [2022-07-21 00:07:33,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:07:33,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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 61 [2022-07-21 00:07:33,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:33,735 INFO L225 Difference]: With dead ends: 1137 [2022-07-21 00:07:33,735 INFO L226 Difference]: Without dead ends: 662 [2022-07-21 00:07:33,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:33,740 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 323 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 429 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 1438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 429 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:33,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 114 Invalid, 1438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [429 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-21 00:07:33,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-07-21 00:07:33,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-07-21 00:07:33,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.7004538577912254) internal successors, (1124), 661 states have internal predecessors, (1124), 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) [2022-07-21 00:07:33,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1124 transitions. [2022-07-21 00:07:33,789 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1124 transitions. Word has length 61 [2022-07-21 00:07:33,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:33,790 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 1124 transitions. [2022-07-21 00:07:33,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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) [2022-07-21 00:07:33,790 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1124 transitions. [2022-07-21 00:07:33,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-07-21 00:07:33,793 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:33,793 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-21 00:07:33,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 00:07:33,794 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:33,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:33,794 INFO L85 PathProgramCache]: Analyzing trace with hash 804089513, now seen corresponding path program 1 times [2022-07-21 00:07:33,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:33,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011825386] [2022-07-21 00:07:33,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:33,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:33,900 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:07:33,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:33,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011825386] [2022-07-21 00:07:33,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011825386] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:33,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:07:33,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:07:33,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596212618] [2022-07-21 00:07:33,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:33,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:07:33,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:33,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:07:33,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:33,903 INFO L87 Difference]: Start difference. First operand 662 states and 1124 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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) [2022-07-21 00:07:34,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:34,938 INFO L93 Difference]: Finished difference Result 1980 states and 3367 transitions. [2022-07-21 00:07:34,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:07:34,938 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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 127 [2022-07-21 00:07:34,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:34,943 INFO L225 Difference]: With dead ends: 1980 [2022-07-21 00:07:34,943 INFO L226 Difference]: Without dead ends: 1320 [2022-07-21 00:07:34,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:34,945 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 343 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 401 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 1283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 401 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:34,946 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 77 Invalid, 1283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [401 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 00:07:34,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-07-21 00:07:34,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2022-07-21 00:07:34,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.620166793025019) internal successors, (2137), 1319 states have internal predecessors, (2137), 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) [2022-07-21 00:07:34,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2137 transitions. [2022-07-21 00:07:34,972 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2137 transitions. Word has length 127 [2022-07-21 00:07:34,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:34,972 INFO L495 AbstractCegarLoop]: Abstraction has 1320 states and 2137 transitions. [2022-07-21 00:07:34,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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) [2022-07-21 00:07:34,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2137 transitions. [2022-07-21 00:07:34,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-07-21 00:07:34,987 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:34,987 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-21 00:07:34,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 00:07:34,988 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:34,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:34,988 INFO L85 PathProgramCache]: Analyzing trace with hash 601628073, now seen corresponding path program 1 times [2022-07-21 00:07:34,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:34,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332514545] [2022-07-21 00:07:34,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:34,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:35,097 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:07:35,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:35,097 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332514545] [2022-07-21 00:07:35,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332514545] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:35,098 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:07:35,098 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:07:35,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962310446] [2022-07-21 00:07:35,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:35,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:07:35,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:35,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:07:35,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:35,100 INFO L87 Difference]: Start difference. First operand 1320 states and 2137 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 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) [2022-07-21 00:07:36,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:36,310 INFO L93 Difference]: Finished difference Result 3296 states and 5285 transitions. [2022-07-21 00:07:36,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:07:36,311 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 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 128 [2022-07-21 00:07:36,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:36,316 INFO L225 Difference]: With dead ends: 3296 [2022-07-21 00:07:36,317 INFO L226 Difference]: Without dead ends: 1978 [2022-07-21 00:07:36,318 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:36,323 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 381 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:36,324 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 155 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-21 00:07:36,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2022-07-21 00:07:36,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2022-07-21 00:07:36,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1977 states have (on average 1.3323216995447649) internal successors, (2634), 1977 states have internal predecessors, (2634), 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) [2022-07-21 00:07:36,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2634 transitions. [2022-07-21 00:07:36,353 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2634 transitions. Word has length 128 [2022-07-21 00:07:36,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:36,354 INFO L495 AbstractCegarLoop]: Abstraction has 1978 states and 2634 transitions. [2022-07-21 00:07:36,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 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) [2022-07-21 00:07:36,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2634 transitions. [2022-07-21 00:07:36,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-07-21 00:07:36,356 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:36,357 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:36,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 00:07:36,357 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:36,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:36,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1357591119, now seen corresponding path program 1 times [2022-07-21 00:07:36,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:36,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325217680] [2022-07-21 00:07:36,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:36,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:36,519 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:07:36,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:36,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325217680] [2022-07-21 00:07:36,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325217680] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:36,522 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:07:36,522 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:07:36,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693273165] [2022-07-21 00:07:36,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:36,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:07:36,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:36,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:07:36,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:36,524 INFO L87 Difference]: Start difference. First operand 1978 states and 2634 transitions. Second operand has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 2 states have internal predecessors, (220), 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) [2022-07-21 00:07:37,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:37,592 INFO L93 Difference]: Finished difference Result 5928 states and 7897 transitions. [2022-07-21 00:07:37,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:07:37,593 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 2 states have internal predecessors, (220), 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 220 [2022-07-21 00:07:37,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:37,603 INFO L225 Difference]: With dead ends: 5928 [2022-07-21 00:07:37,603 INFO L226 Difference]: Without dead ends: 3952 [2022-07-21 00:07:37,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:37,606 INFO L413 NwaCegarLoop]: 253 mSDtfsCounter, 183 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 825 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 1205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:37,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 257 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 825 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 00:07:37,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-21 00:07:37,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-21 00:07:37,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.2171602126044039) internal successors, (4809), 3951 states have internal predecessors, (4809), 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) [2022-07-21 00:07:37,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4809 transitions. [2022-07-21 00:07:37,705 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4809 transitions. Word has length 220 [2022-07-21 00:07:37,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:37,706 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4809 transitions. [2022-07-21 00:07:37,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 2 states have internal predecessors, (220), 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) [2022-07-21 00:07:37,706 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4809 transitions. [2022-07-21 00:07:37,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-07-21 00:07:37,709 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:37,709 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:37,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 00:07:37,710 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:37,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:37,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1544183199, now seen corresponding path program 1 times [2022-07-21 00:07:37,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:37,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894444253] [2022-07-21 00:07:37,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:37,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:07:37,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:37,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894444253] [2022-07-21 00:07:37,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894444253] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:07:37,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1961278010] [2022-07-21 00:07:37,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:37,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:07:37,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:07:37,905 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) [2022-07-21 00:07:37,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 00:07:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:37,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:07:38,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:07:38,328 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-07-21 00:07:38,328 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:07:38,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1961278010] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:38,328 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:07:38,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2022-07-21 00:07:38,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96487281] [2022-07-21 00:07:38,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:38,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:07:38,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:38,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:07:38,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 00:07:38,330 INFO L87 Difference]: Start difference. First operand 3952 states and 4809 transitions. Second operand has 3 states, 3 states have (on average 82.33333333333333) internal successors, (247), 2 states have internal predecessors, (247), 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) [2022-07-21 00:07:39,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:39,190 INFO L93 Difference]: Finished difference Result 5270 states and 6254 transitions. [2022-07-21 00:07:39,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:07:39,191 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.33333333333333) internal successors, (247), 2 states have internal predecessors, (247), 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 304 [2022-07-21 00:07:39,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:39,205 INFO L225 Difference]: With dead ends: 5270 [2022-07-21 00:07:39,207 INFO L226 Difference]: Without dead ends: 5268 [2022-07-21 00:07:39,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 303 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 00:07:39,209 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 109 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 994 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 1026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:39,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 158 Invalid, 1026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 994 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-21 00:07:39,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5268 states. [2022-07-21 00:07:39,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5268 to 4610. [2022-07-21 00:07:39,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4610 states, 4609 states have (on average 1.2013451941852897) internal successors, (5537), 4609 states have internal predecessors, (5537), 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) [2022-07-21 00:07:39,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4610 states and 5537 transitions. [2022-07-21 00:07:39,270 INFO L78 Accepts]: Start accepts. Automaton has 4610 states and 5537 transitions. Word has length 304 [2022-07-21 00:07:39,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:39,275 INFO L495 AbstractCegarLoop]: Abstraction has 4610 states and 5537 transitions. [2022-07-21 00:07:39,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.33333333333333) internal successors, (247), 2 states have internal predecessors, (247), 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) [2022-07-21 00:07:39,275 INFO L276 IsEmpty]: Start isEmpty. Operand 4610 states and 5537 transitions. [2022-07-21 00:07:39,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2022-07-21 00:07:39,280 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:39,280 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:39,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-21 00:07:39,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:07:39,496 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:39,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:39,497 INFO L85 PathProgramCache]: Analyzing trace with hash -2079847568, now seen corresponding path program 1 times [2022-07-21 00:07:39,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:39,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380981102] [2022-07-21 00:07:39,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:39,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:39,686 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-21 00:07:39,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:39,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380981102] [2022-07-21 00:07:39,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380981102] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:39,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:07:39,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:07:39,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95041761] [2022-07-21 00:07:39,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:39,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 00:07:39,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:39,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 00:07:39,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 00:07:39,689 INFO L87 Difference]: Start difference. First operand 4610 states and 5537 transitions. Second operand has 4 states, 4 states have (on average 88.75) internal successors, (355), 3 states have internal predecessors, (355), 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) [2022-07-21 00:07:40,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:40,791 INFO L93 Difference]: Finished difference Result 9588 states and 11454 transitions. [2022-07-21 00:07:40,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 00:07:40,791 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 88.75) internal successors, (355), 3 states have internal predecessors, (355), 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 413 [2022-07-21 00:07:40,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:40,804 INFO L225 Difference]: With dead ends: 9588 [2022-07-21 00:07:40,804 INFO L226 Difference]: Without dead ends: 4980 [2022-07-21 00:07:40,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 00:07:40,813 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 175 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 1238 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:40,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 371 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1238 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 00:07:40,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4980 states. [2022-07-21 00:07:40,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4980 to 4939. [2022-07-21 00:07:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4939 states, 4938 states have (on average 1.1891454029971649) internal successors, (5872), 4938 states have internal predecessors, (5872), 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) [2022-07-21 00:07:40,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 5872 transitions. [2022-07-21 00:07:40,871 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 5872 transitions. Word has length 413 [2022-07-21 00:07:40,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:40,871 INFO L495 AbstractCegarLoop]: Abstraction has 4939 states and 5872 transitions. [2022-07-21 00:07:40,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 88.75) internal successors, (355), 3 states have internal predecessors, (355), 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) [2022-07-21 00:07:40,871 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5872 transitions. [2022-07-21 00:07:40,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2022-07-21 00:07:40,877 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:40,877 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:40,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-21 00:07:40,878 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:40,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:40,878 INFO L85 PathProgramCache]: Analyzing trace with hash -832462339, now seen corresponding path program 1 times [2022-07-21 00:07:40,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:40,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858515896] [2022-07-21 00:07:40,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:40,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:41,046 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-21 00:07:41,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:41,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858515896] [2022-07-21 00:07:41,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858515896] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:07:41,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1786051285] [2022-07-21 00:07:41,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:41,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:07:41,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:07:41,050 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) [2022-07-21 00:07:41,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 00:07:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:41,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 00:07:41,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:07:41,697 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-21 00:07:41,697 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 00:07:44,129 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-21 00:07:44,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1786051285] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 00:07:44,129 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 00:07:44,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2022-07-21 00:07:44,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013658410] [2022-07-21 00:07:44,130 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 00:07:44,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-21 00:07:44,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:44,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-21 00:07:44,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-07-21 00:07:44,132 INFO L87 Difference]: Start difference. First operand 4939 states and 5872 transitions. Second operand has 8 states, 8 states have (on average 111.5) internal successors, (892), 7 states have internal predecessors, (892), 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) [2022-07-21 00:07:48,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:48,511 INFO L93 Difference]: Finished difference Result 16785 states and 20176 transitions. [2022-07-21 00:07:48,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-21 00:07:48,512 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 111.5) internal successors, (892), 7 states have internal predecessors, (892), 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 475 [2022-07-21 00:07:48,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:48,541 INFO L225 Difference]: With dead ends: 16785 [2022-07-21 00:07:48,541 INFO L226 Difference]: Without dead ends: 12177 [2022-07-21 00:07:48,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 954 GetRequests, 945 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-21 00:07:48,548 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 1727 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 3539 mSolverCounterSat, 1711 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1727 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 5250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1711 IncrementalHoareTripleChecker+Valid, 3539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:48,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1727 Valid, 36 Invalid, 5250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1711 Valid, 3539 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-07-21 00:07:48,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2022-07-21 00:07:48,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 10861. [2022-07-21 00:07:48,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10861 states, 10860 states have (on average 1.1918968692449357) internal successors, (12944), 10860 states have internal predecessors, (12944), 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) [2022-07-21 00:07:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 12944 transitions. [2022-07-21 00:07:48,705 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 12944 transitions. Word has length 475 [2022-07-21 00:07:48,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:48,705 INFO L495 AbstractCegarLoop]: Abstraction has 10861 states and 12944 transitions. [2022-07-21 00:07:48,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 111.5) internal successors, (892), 7 states have internal predecessors, (892), 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) [2022-07-21 00:07:48,706 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 12944 transitions. [2022-07-21 00:07:48,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2022-07-21 00:07:48,716 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:48,716 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:48,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 00:07:48,933 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,SelfDestructingSolverStorable6 [2022-07-21 00:07:48,934 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:48,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:48,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1917555893, now seen corresponding path program 1 times [2022-07-21 00:07:48,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:48,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907201692] [2022-07-21 00:07:48,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:48,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:49,097 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 488 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-21 00:07:49,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:49,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907201692] [2022-07-21 00:07:49,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907201692] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:49,098 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:07:49,098 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:07:49,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891624047] [2022-07-21 00:07:49,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:49,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:07:49,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:49,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:07:49,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:49,101 INFO L87 Difference]: Start difference. First operand 10861 states and 12944 transitions. Second operand has 3 states, 3 states have (on average 168.0) internal successors, (504), 3 states have internal predecessors, (504), 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) [2022-07-21 00:07:50,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:50,457 INFO L93 Difference]: Finished difference Result 25339 states and 30660 transitions. [2022-07-21 00:07:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:07:50,458 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 168.0) internal successors, (504), 3 states have internal predecessors, (504), 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 562 [2022-07-21 00:07:50,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:50,487 INFO L225 Difference]: With dead ends: 25339 [2022-07-21 00:07:50,487 INFO L226 Difference]: Without dead ends: 14809 [2022-07-21 00:07:50,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:50,499 INFO L413 NwaCegarLoop]: 589 mSDtfsCounter, 171 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1011 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 1228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1011 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:50,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 595 Invalid, 1228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1011 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-21 00:07:50,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2022-07-21 00:07:50,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 14151. [2022-07-21 00:07:50,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14151 states, 14150 states have (on average 1.1548409893992932) internal successors, (16341), 14150 states have internal predecessors, (16341), 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) [2022-07-21 00:07:50,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14151 states to 14151 states and 16341 transitions. [2022-07-21 00:07:50,735 INFO L78 Accepts]: Start accepts. Automaton has 14151 states and 16341 transitions. Word has length 562 [2022-07-21 00:07:50,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:50,736 INFO L495 AbstractCegarLoop]: Abstraction has 14151 states and 16341 transitions. [2022-07-21 00:07:50,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 168.0) internal successors, (504), 3 states have internal predecessors, (504), 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) [2022-07-21 00:07:50,736 INFO L276 IsEmpty]: Start isEmpty. Operand 14151 states and 16341 transitions. [2022-07-21 00:07:50,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2022-07-21 00:07:50,748 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:50,749 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:50,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-21 00:07:50,749 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:50,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:50,750 INFO L85 PathProgramCache]: Analyzing trace with hash 788273314, now seen corresponding path program 1 times [2022-07-21 00:07:50,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:50,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851781000] [2022-07-21 00:07:50,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:50,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2022-07-21 00:07:50,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:50,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851781000] [2022-07-21 00:07:50,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851781000] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:50,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:07:50,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 00:07:50,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631657773] [2022-07-21 00:07:50,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:50,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-21 00:07:50,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:50,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-21 00:07:50,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:07:50,917 INFO L87 Difference]: Start difference. First operand 14151 states and 16341 transitions. Second operand has 7 states, 7 states have (on average 56.57142857142857) internal successors, (396), 6 states have internal predecessors, (396), 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) [2022-07-21 00:07:52,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:52,352 INFO L93 Difference]: Finished difference Result 27047 states and 31373 transitions. [2022-07-21 00:07:52,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 00:07:52,367 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 56.57142857142857) internal successors, (396), 6 states have internal predecessors, (396), 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 566 [2022-07-21 00:07:52,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:52,385 INFO L225 Difference]: With dead ends: 27047 [2022-07-21 00:07:52,385 INFO L226 Difference]: Without dead ends: 13248 [2022-07-21 00:07:52,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:07:52,399 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 368 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 1895 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 2103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:52,399 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 286 Invalid, 2103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1895 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-21 00:07:52,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13248 states. [2022-07-21 00:07:52,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13248 to 11908. [2022-07-21 00:07:52,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11908 states, 11907 states have (on average 1.0703787687914672) internal successors, (12745), 11907 states have internal predecessors, (12745), 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) [2022-07-21 00:07:52,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11908 states to 11908 states and 12745 transitions. [2022-07-21 00:07:52,593 INFO L78 Accepts]: Start accepts. Automaton has 11908 states and 12745 transitions. Word has length 566 [2022-07-21 00:07:52,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:52,593 INFO L495 AbstractCegarLoop]: Abstraction has 11908 states and 12745 transitions. [2022-07-21 00:07:52,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 56.57142857142857) internal successors, (396), 6 states have internal predecessors, (396), 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) [2022-07-21 00:07:52,594 INFO L276 IsEmpty]: Start isEmpty. Operand 11908 states and 12745 transitions. [2022-07-21 00:07:52,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 699 [2022-07-21 00:07:52,601 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:52,601 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:52,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-21 00:07:52,602 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:52,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:52,602 INFO L85 PathProgramCache]: Analyzing trace with hash -854616129, now seen corresponding path program 1 times [2022-07-21 00:07:52,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:52,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907768611] [2022-07-21 00:07:52,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:52,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:52,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1181 backedges. 902 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2022-07-21 00:07:52,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:52,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907768611] [2022-07-21 00:07:52,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907768611] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:52,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:07:52,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:07:52,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549197569] [2022-07-21 00:07:52,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:52,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:07:52,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:52,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:07:52,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:52,776 INFO L87 Difference]: Start difference. First operand 11908 states and 12745 transitions. Second operand has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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) [2022-07-21 00:07:53,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:53,457 INFO L93 Difference]: Finished difference Result 26775 states and 28794 transitions. [2022-07-21 00:07:53,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:07:53,457 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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 698 [2022-07-21 00:07:53,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:53,506 INFO L225 Difference]: With dead ends: 26775 [2022-07-21 00:07:53,519 INFO L226 Difference]: Without dead ends: 15198 [2022-07-21 00:07:53,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:07:53,529 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 228 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 781 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:53,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 41 Invalid, 921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-21 00:07:53,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15198 states. [2022-07-21 00:07:53,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15198 to 14869. [2022-07-21 00:07:53,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14869 states, 14868 states have (on average 1.0737153618509552) internal successors, (15964), 14868 states have internal predecessors, (15964), 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) [2022-07-21 00:07:53,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14869 states to 14869 states and 15964 transitions. [2022-07-21 00:07:53,899 INFO L78 Accepts]: Start accepts. Automaton has 14869 states and 15964 transitions. Word has length 698 [2022-07-21 00:07:53,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:53,900 INFO L495 AbstractCegarLoop]: Abstraction has 14869 states and 15964 transitions. [2022-07-21 00:07:53,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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) [2022-07-21 00:07:53,900 INFO L276 IsEmpty]: Start isEmpty. Operand 14869 states and 15964 transitions. [2022-07-21 00:07:53,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 723 [2022-07-21 00:07:53,907 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:53,908 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:53,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-21 00:07:53,908 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:53,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:53,909 INFO L85 PathProgramCache]: Analyzing trace with hash 479289470, now seen corresponding path program 1 times [2022-07-21 00:07:53,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:53,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593052224] [2022-07-21 00:07:53,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:53,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:54,308 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 544 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2022-07-21 00:07:54,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:54,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593052224] [2022-07-21 00:07:54,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593052224] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:54,309 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:07:54,309 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 00:07:54,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716197486] [2022-07-21 00:07:54,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:54,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 00:07:54,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:54,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 00:07:54,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 00:07:54,311 INFO L87 Difference]: Start difference. First operand 14869 states and 15964 transitions. Second operand has 4 states, 4 states have (on average 103.5) internal successors, (414), 4 states have internal predecessors, (414), 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) [2022-07-21 00:07:55,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:55,222 INFO L93 Difference]: Finished difference Result 15259 states and 16361 transitions. [2022-07-21 00:07:55,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 00:07:55,223 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 103.5) internal successors, (414), 4 states have internal predecessors, (414), 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 722 [2022-07-21 00:07:55,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:55,318 INFO L225 Difference]: With dead ends: 15259 [2022-07-21 00:07:55,318 INFO L226 Difference]: Without dead ends: 15198 [2022-07-21 00:07:55,320 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 00:07:55,321 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 505 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1247 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 1365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:55,321 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [505 Valid, 17 Invalid, 1365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1247 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-21 00:07:55,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15198 states. [2022-07-21 00:07:55,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15198 to 14869. [2022-07-21 00:07:55,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14869 states, 14868 states have (on average 1.0733118105999462) internal successors, (15958), 14868 states have internal predecessors, (15958), 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) [2022-07-21 00:07:55,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14869 states to 14869 states and 15958 transitions. [2022-07-21 00:07:55,458 INFO L78 Accepts]: Start accepts. Automaton has 14869 states and 15958 transitions. Word has length 722 [2022-07-21 00:07:55,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:55,459 INFO L495 AbstractCegarLoop]: Abstraction has 14869 states and 15958 transitions. [2022-07-21 00:07:55,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 103.5) internal successors, (414), 4 states have internal predecessors, (414), 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) [2022-07-21 00:07:55,459 INFO L276 IsEmpty]: Start isEmpty. Operand 14869 states and 15958 transitions. [2022-07-21 00:07:55,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2022-07-21 00:07:55,468 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:55,468 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:55,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-21 00:07:55,469 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:55,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:55,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1199607507, now seen corresponding path program 1 times [2022-07-21 00:07:55,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:55,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419830421] [2022-07-21 00:07:55,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:55,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 786 proven. 156 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2022-07-21 00:07:55,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:55,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419830421] [2022-07-21 00:07:55,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419830421] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:07:55,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1943779496] [2022-07-21 00:07:55,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:55,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:07:55,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:07:55,744 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) [2022-07-21 00:07:55,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-21 00:07:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:55,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 961 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:07:55,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:07:56,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 1003 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2022-07-21 00:07:56,194 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:07:56,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1943779496] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:56,195 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:07:56,195 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-21 00:07:56,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997792099] [2022-07-21 00:07:56,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:56,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:07:56,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:56,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:07:56,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:07:56,197 INFO L87 Difference]: Start difference. First operand 14869 states and 15958 transitions. Second operand has 3 states, 3 states have (on average 198.0) internal successors, (594), 3 states have internal predecessors, (594), 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) [2022-07-21 00:07:57,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:57,076 INFO L93 Difference]: Finished difference Result 32697 states and 35219 transitions. [2022-07-21 00:07:57,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:07:57,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 198.0) internal successors, (594), 3 states have internal predecessors, (594), 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 808 [2022-07-21 00:07:57,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:57,098 INFO L225 Difference]: With dead ends: 32697 [2022-07-21 00:07:57,098 INFO L226 Difference]: Without dead ends: 18159 [2022-07-21 00:07:57,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 812 GetRequests, 807 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:07:57,112 INFO L413 NwaCegarLoop]: 446 mSDtfsCounter, 173 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 797 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 797 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:57,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 452 Invalid, 903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 797 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-21 00:07:57,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18159 states. [2022-07-21 00:07:57,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18159 to 17501. [2022-07-21 00:07:57,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17501 states, 17500 states have (on average 1.0630857142857142) internal successors, (18604), 17500 states have internal predecessors, (18604), 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) [2022-07-21 00:07:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17501 states to 17501 states and 18604 transitions. [2022-07-21 00:07:57,329 INFO L78 Accepts]: Start accepts. Automaton has 17501 states and 18604 transitions. Word has length 808 [2022-07-21 00:07:57,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:57,330 INFO L495 AbstractCegarLoop]: Abstraction has 17501 states and 18604 transitions. [2022-07-21 00:07:57,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 198.0) internal successors, (594), 3 states have internal predecessors, (594), 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) [2022-07-21 00:07:57,331 INFO L276 IsEmpty]: Start isEmpty. Operand 17501 states and 18604 transitions. [2022-07-21 00:07:57,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 822 [2022-07-21 00:07:57,341 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:57,342 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-21 00:07:57,359 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-07-21 00:07:57,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:07:57,558 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:57,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:57,559 INFO L85 PathProgramCache]: Analyzing trace with hash 2142221905, now seen corresponding path program 1 times [2022-07-21 00:07:57,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:57,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107214354] [2022-07-21 00:07:57,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:57,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:57,854 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 118 proven. 542 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-07-21 00:07:57,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:57,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107214354] [2022-07-21 00:07:57,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107214354] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:07:57,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068350276] [2022-07-21 00:07:57,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:57,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:07:57,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:07:57,856 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) [2022-07-21 00:07:57,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-21 00:07:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:58,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:07:58,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:07:58,132 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2022-07-21 00:07:58,132 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:07:58,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1068350276] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:07:58,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:07:58,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-21 00:07:58,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69546464] [2022-07-21 00:07:58,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:07:58,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:07:58,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:07:58,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:07:58,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:07:58,134 INFO L87 Difference]: Start difference. First operand 17501 states and 18604 transitions. Second operand has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 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) [2022-07-21 00:07:58,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:07:58,834 INFO L93 Difference]: Finished difference Result 34671 states and 36875 transitions. [2022-07-21 00:07:58,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:07:58,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 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 821 [2022-07-21 00:07:58,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:07:58,852 INFO L225 Difference]: With dead ends: 34671 [2022-07-21 00:07:58,852 INFO L226 Difference]: Without dead ends: 17501 [2022-07-21 00:07:58,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 825 GetRequests, 821 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:07:58,863 INFO L413 NwaCegarLoop]: 375 mSDtfsCounter, 306 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:07:58,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 381 Invalid, 827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-21 00:07:58,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17501 states. [2022-07-21 00:07:58,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17501 to 17172. [2022-07-21 00:07:59,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17172 states, 17171 states have (on average 1.0557335041639975) internal successors, (18128), 17171 states have internal predecessors, (18128), 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) [2022-07-21 00:07:59,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17172 states to 17172 states and 18128 transitions. [2022-07-21 00:07:59,018 INFO L78 Accepts]: Start accepts. Automaton has 17172 states and 18128 transitions. Word has length 821 [2022-07-21 00:07:59,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:07:59,019 INFO L495 AbstractCegarLoop]: Abstraction has 17172 states and 18128 transitions. [2022-07-21 00:07:59,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 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) [2022-07-21 00:07:59,019 INFO L276 IsEmpty]: Start isEmpty. Operand 17172 states and 18128 transitions. [2022-07-21 00:07:59,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 870 [2022-07-21 00:07:59,030 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:07:59,031 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:07:59,049 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-21 00:07:59,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:07:59,249 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:07:59,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:07:59,249 INFO L85 PathProgramCache]: Analyzing trace with hash -38982213, now seen corresponding path program 1 times [2022-07-21 00:07:59,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:07:59,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626920279] [2022-07-21 00:07:59,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:59,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:07:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:59,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1318 backedges. 941 proven. 100 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2022-07-21 00:07:59,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:07:59,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626920279] [2022-07-21 00:07:59,528 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626920279] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:07:59,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839549272] [2022-07-21 00:07:59,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:07:59,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:07:59,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:07:59,530 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) [2022-07-21 00:07:59,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-21 00:07:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:07:59,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 14 conjunts are in the unsatisfiable core [2022-07-21 00:07:59,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:08:01,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1318 backedges. 249 proven. 851 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2022-07-21 00:08:01,811 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 00:08:03,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1318 backedges. 308 proven. 792 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2022-07-21 00:08:03,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1839549272] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 00:08:03,896 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 00:08:03,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 6] total 12 [2022-07-21 00:08:03,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47875290] [2022-07-21 00:08:03,897 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 00:08:03,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-21 00:08:03,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:03,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-21 00:08:03,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-07-21 00:08:03,899 INFO L87 Difference]: Start difference. First operand 17172 states and 18128 transitions. Second operand has 13 states, 13 states have (on average 118.0) internal successors, (1534), 12 states have internal predecessors, (1534), 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) [2022-07-21 00:08:09,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:09,889 INFO L93 Difference]: Finished difference Result 44608 states and 46942 transitions. [2022-07-21 00:08:09,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-07-21 00:08:09,889 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 118.0) internal successors, (1534), 12 states have internal predecessors, (1534), 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 869 [2022-07-21 00:08:09,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:09,918 INFO L225 Difference]: With dead ends: 44608 [2022-07-21 00:08:09,918 INFO L226 Difference]: Without dead ends: 27645 [2022-07-21 00:08:09,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1765 GetRequests, 1729 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 360 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=393, Invalid=1013, Unknown=0, NotChecked=0, Total=1406 [2022-07-21 00:08:09,932 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 5132 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 11452 mSolverCounterSat, 1080 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5132 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 12532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1080 IncrementalHoareTripleChecker+Valid, 11452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:09,932 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5132 Valid, 139 Invalid, 12532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1080 Valid, 11452 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-07-21 00:08:09,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27645 states. [2022-07-21 00:08:10,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27645 to 22107. [2022-07-21 00:08:10,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22107 states, 22106 states have (on average 1.0499864290237944) internal successors, (23211), 22106 states have internal predecessors, (23211), 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) [2022-07-21 00:08:10,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22107 states to 22107 states and 23211 transitions. [2022-07-21 00:08:10,472 INFO L78 Accepts]: Start accepts. Automaton has 22107 states and 23211 transitions. Word has length 869 [2022-07-21 00:08:10,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:10,472 INFO L495 AbstractCegarLoop]: Abstraction has 22107 states and 23211 transitions. [2022-07-21 00:08:10,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 118.0) internal successors, (1534), 12 states have internal predecessors, (1534), 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) [2022-07-21 00:08:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 22107 states and 23211 transitions. [2022-07-21 00:08:10,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 972 [2022-07-21 00:08:10,507 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:10,508 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-21 00:08:10,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-21 00:08:10,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-07-21 00:08:10,724 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:10,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:10,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1660609336, now seen corresponding path program 1 times [2022-07-21 00:08:10,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:10,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488668847] [2022-07-21 00:08:10,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:10,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:11,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 1131 proven. 258 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-07-21 00:08:11,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:11,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488668847] [2022-07-21 00:08:11,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488668847] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:08:11,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1104902564] [2022-07-21 00:08:11,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:11,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:08:11,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:08:11,262 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:08:11,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-21 00:08:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:11,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-21 00:08:11,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:08:13,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 938 proven. 202 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2022-07-21 00:08:13,104 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 00:08:14,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 938 proven. 202 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2022-07-21 00:08:14,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1104902564] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 00:08:14,688 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 00:08:14,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2022-07-21 00:08:14,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931389521] [2022-07-21 00:08:14,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 00:08:14,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-21 00:08:14,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:14,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-21 00:08:14,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2022-07-21 00:08:14,691 INFO L87 Difference]: Start difference. First operand 22107 states and 23211 transitions. Second operand has 12 states, 12 states have (on average 130.58333333333334) internal successors, (1567), 11 states have internal predecessors, (1567), 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) [2022-07-21 00:08:19,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:19,215 INFO L93 Difference]: Finished difference Result 44394 states and 46608 transitions. [2022-07-21 00:08:19,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-07-21 00:08:19,215 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 130.58333333333334) internal successors, (1567), 11 states have internal predecessors, (1567), 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 971 [2022-07-21 00:08:19,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:19,236 INFO L225 Difference]: With dead ends: 44394 [2022-07-21 00:08:19,237 INFO L226 Difference]: Without dead ends: 22618 [2022-07-21 00:08:19,249 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1967 GetRequests, 1936 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=841, Unknown=0, NotChecked=0, Total=1056 [2022-07-21 00:08:19,249 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 4475 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 9443 mSolverCounterSat, 481 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4475 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 9924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 481 IncrementalHoareTripleChecker+Valid, 9443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:19,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4475 Valid, 147 Invalid, 9924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [481 Valid, 9443 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-07-21 00:08:19,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22618 states. [2022-07-21 00:08:19,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22618 to 21120. [2022-07-21 00:08:19,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21120 states, 21119 states have (on average 1.045693451394479) internal successors, (22084), 21119 states have internal predecessors, (22084), 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) [2022-07-21 00:08:19,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21120 states to 21120 states and 22084 transitions. [2022-07-21 00:08:19,471 INFO L78 Accepts]: Start accepts. Automaton has 21120 states and 22084 transitions. Word has length 971 [2022-07-21 00:08:19,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:19,471 INFO L495 AbstractCegarLoop]: Abstraction has 21120 states and 22084 transitions. [2022-07-21 00:08:19,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 130.58333333333334) internal successors, (1567), 11 states have internal predecessors, (1567), 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) [2022-07-21 00:08:19,472 INFO L276 IsEmpty]: Start isEmpty. Operand 21120 states and 22084 transitions. [2022-07-21 00:08:19,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1052 [2022-07-21 00:08:19,486 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:19,486 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:08:19,521 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-21 00:08:19,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-07-21 00:08:19,700 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:19,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:19,700 INFO L85 PathProgramCache]: Analyzing trace with hash 484801574, now seen corresponding path program 1 times [2022-07-21 00:08:19,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:19,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910045274] [2022-07-21 00:08:19,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:19,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:19,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 1447 proven. 0 refuted. 0 times theorem prover too weak. 821 trivial. 0 not checked. [2022-07-21 00:08:19,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:19,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910045274] [2022-07-21 00:08:19,948 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910045274] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:08:19,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:08:19,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:08:19,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21575490] [2022-07-21 00:08:19,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:08:19,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:08:19,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:19,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:08:19,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:08:19,950 INFO L87 Difference]: Start difference. First operand 21120 states and 22084 transitions. Second operand has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 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) [2022-07-21 00:08:20,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:20,635 INFO L93 Difference]: Finished difference Result 41909 states and 43835 transitions. [2022-07-21 00:08:20,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:08:20,635 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 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 1051 [2022-07-21 00:08:20,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:20,655 INFO L225 Difference]: With dead ends: 41909 [2022-07-21 00:08:20,655 INFO L226 Difference]: Without dead ends: 21120 [2022-07-21 00:08:20,668 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:08:20,669 INFO L413 NwaCegarLoop]: 441 mSDtfsCounter, 220 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:20,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 447 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-21 00:08:20,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21120 states. [2022-07-21 00:08:20,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21120 to 19475. [2022-07-21 00:08:20,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19475 states, 19474 states have (on average 1.0340967443771183) internal successors, (20138), 19474 states have internal predecessors, (20138), 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) [2022-07-21 00:08:20,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19475 states to 19475 states and 20138 transitions. [2022-07-21 00:08:20,920 INFO L78 Accepts]: Start accepts. Automaton has 19475 states and 20138 transitions. Word has length 1051 [2022-07-21 00:08:20,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:20,921 INFO L495 AbstractCegarLoop]: Abstraction has 19475 states and 20138 transitions. [2022-07-21 00:08:20,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 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) [2022-07-21 00:08:20,921 INFO L276 IsEmpty]: Start isEmpty. Operand 19475 states and 20138 transitions. [2022-07-21 00:08:20,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1089 [2022-07-21 00:08:20,936 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:20,937 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:08:20,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-21 00:08:20,937 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:20,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:20,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1330054839, now seen corresponding path program 1 times [2022-07-21 00:08:20,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:20,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820505570] [2022-07-21 00:08:20,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:20,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:21,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2398 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 2045 trivial. 0 not checked. [2022-07-21 00:08:21,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:21,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820505570] [2022-07-21 00:08:21,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820505570] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:08:21,204 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:08:21,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:08:21,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413632605] [2022-07-21 00:08:21,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:08:21,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:08:21,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:21,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:08:21,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:08:21,206 INFO L87 Difference]: Start difference. First operand 19475 states and 20138 transitions. Second operand has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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) [2022-07-21 00:08:21,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:21,940 INFO L93 Difference]: Finished difference Result 38619 states and 39943 transitions. [2022-07-21 00:08:21,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:08:21,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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 1088 [2022-07-21 00:08:21,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:21,962 INFO L225 Difference]: With dead ends: 38619 [2022-07-21 00:08:21,962 INFO L226 Difference]: Without dead ends: 19475 [2022-07-21 00:08:21,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:08:21,976 INFO L413 NwaCegarLoop]: 433 mSDtfsCounter, 271 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:21,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 439 Invalid, 852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-21 00:08:21,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19475 states. [2022-07-21 00:08:22,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19475 to 18817. [2022-07-21 00:08:22,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18817 states, 18816 states have (on average 1.0257759353741496) internal successors, (19301), 18816 states have internal predecessors, (19301), 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) [2022-07-21 00:08:22,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18817 states to 18817 states and 19301 transitions. [2022-07-21 00:08:22,220 INFO L78 Accepts]: Start accepts. Automaton has 18817 states and 19301 transitions. Word has length 1088 [2022-07-21 00:08:22,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:22,221 INFO L495 AbstractCegarLoop]: Abstraction has 18817 states and 19301 transitions. [2022-07-21 00:08:22,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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) [2022-07-21 00:08:22,231 INFO L276 IsEmpty]: Start isEmpty. Operand 18817 states and 19301 transitions. [2022-07-21 00:08:22,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1201 [2022-07-21 00:08:22,246 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:22,246 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:08:22,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-21 00:08:22,246 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:22,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:22,247 INFO L85 PathProgramCache]: Analyzing trace with hash 2016459313, now seen corresponding path program 1 times [2022-07-21 00:08:22,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:22,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244004600] [2022-07-21 00:08:22,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:22,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:22,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2427 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 2074 trivial. 0 not checked. [2022-07-21 00:08:22,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:22,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244004600] [2022-07-21 00:08:22,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244004600] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:08:22,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:08:22,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 00:08:22,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342328163] [2022-07-21 00:08:22,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:08:22,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 00:08:22,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:22,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 00:08:22,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 00:08:22,544 INFO L87 Difference]: Start difference. First operand 18817 states and 19301 transitions. Second operand has 4 states, 4 states have (on average 98.25) internal successors, (393), 4 states have internal predecessors, (393), 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) [2022-07-21 00:08:23,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:23,727 INFO L93 Difference]: Finished difference Result 40288 states and 41317 transitions. [2022-07-21 00:08:23,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 00:08:23,728 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 98.25) internal successors, (393), 4 states have internal predecessors, (393), 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 1200 [2022-07-21 00:08:23,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:23,746 INFO L225 Difference]: With dead ends: 40288 [2022-07-21 00:08:23,746 INFO L226 Difference]: Without dead ends: 20791 [2022-07-21 00:08:23,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 00:08:23,757 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 605 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 1706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:23,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [605 Valid, 64 Invalid, 1706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 00:08:23,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20791 states. [2022-07-21 00:08:23,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20791 to 18159. [2022-07-21 00:08:23,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18159 states, 18158 states have (on average 1.0253331864742814) internal successors, (18618), 18158 states have internal predecessors, (18618), 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) [2022-07-21 00:08:23,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18159 states to 18159 states and 18618 transitions. [2022-07-21 00:08:23,923 INFO L78 Accepts]: Start accepts. Automaton has 18159 states and 18618 transitions. Word has length 1200 [2022-07-21 00:08:23,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:23,924 INFO L495 AbstractCegarLoop]: Abstraction has 18159 states and 18618 transitions. [2022-07-21 00:08:23,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 98.25) internal successors, (393), 4 states have internal predecessors, (393), 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) [2022-07-21 00:08:23,924 INFO L276 IsEmpty]: Start isEmpty. Operand 18159 states and 18618 transitions. [2022-07-21 00:08:23,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1256 [2022-07-21 00:08:23,940 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:23,940 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:08:23,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-21 00:08:23,941 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:23,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:23,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1267286605, now seen corresponding path program 1 times [2022-07-21 00:08:23,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:23,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758162996] [2022-07-21 00:08:23,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:23,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:24,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3242 backedges. 1921 proven. 0 refuted. 0 times theorem prover too weak. 1321 trivial. 0 not checked. [2022-07-21 00:08:24,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:24,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758162996] [2022-07-21 00:08:24,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758162996] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:08:24,340 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:08:24,340 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:08:24,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903836207] [2022-07-21 00:08:24,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:08:24,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:08:24,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:24,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:08:24,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:08:24,350 INFO L87 Difference]: Start difference. First operand 18159 states and 18618 transitions. Second operand has 3 states, 3 states have (on average 210.66666666666666) internal successors, (632), 3 states have internal predecessors, (632), 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) [2022-07-21 00:08:25,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:25,120 INFO L93 Difference]: Finished difference Result 41580 states and 42656 transitions. [2022-07-21 00:08:25,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:08:25,120 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 210.66666666666666) internal successors, (632), 3 states have internal predecessors, (632), 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 1255 [2022-07-21 00:08:25,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:25,143 INFO L225 Difference]: With dead ends: 41580 [2022-07-21 00:08:25,143 INFO L226 Difference]: Without dead ends: 21778 [2022-07-21 00:08:25,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:08:25,156 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 207 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:25,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 433 Invalid, 844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-21 00:08:25,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21778 states. [2022-07-21 00:08:25,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21778 to 21120. [2022-07-21 00:08:25,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21120 states, 21119 states have (on average 1.0192717458212983) internal successors, (21526), 21119 states have internal predecessors, (21526), 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) [2022-07-21 00:08:25,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21120 states to 21120 states and 21526 transitions. [2022-07-21 00:08:25,369 INFO L78 Accepts]: Start accepts. Automaton has 21120 states and 21526 transitions. Word has length 1255 [2022-07-21 00:08:25,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:25,370 INFO L495 AbstractCegarLoop]: Abstraction has 21120 states and 21526 transitions. [2022-07-21 00:08:25,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 210.66666666666666) internal successors, (632), 3 states have internal predecessors, (632), 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) [2022-07-21 00:08:25,370 INFO L276 IsEmpty]: Start isEmpty. Operand 21120 states and 21526 transitions. [2022-07-21 00:08:25,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1530 [2022-07-21 00:08:25,392 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:25,393 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:08:25,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-21 00:08:25,393 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:25,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:25,394 INFO L85 PathProgramCache]: Analyzing trace with hash 158822930, now seen corresponding path program 1 times [2022-07-21 00:08:25,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:25,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109170787] [2022-07-21 00:08:25,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:25,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:25,781 INFO L134 CoverageAnalysis]: Checked inductivity of 5206 backedges. 2562 proven. 0 refuted. 0 times theorem prover too weak. 2644 trivial. 0 not checked. [2022-07-21 00:08:25,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:25,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109170787] [2022-07-21 00:08:25,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109170787] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:08:25,781 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:08:25,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:08:25,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651520287] [2022-07-21 00:08:25,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:08:25,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:08:25,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:25,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:08:25,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:08:25,783 INFO L87 Difference]: Start difference. First operand 21120 states and 21526 transitions. Second operand has 3 states, 3 states have (on average 211.33333333333334) internal successors, (634), 3 states have internal predecessors, (634), 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) [2022-07-21 00:08:26,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:26,525 INFO L93 Difference]: Finished difference Result 43883 states and 44765 transitions. [2022-07-21 00:08:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:08:26,525 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 211.33333333333334) internal successors, (634), 3 states have internal predecessors, (634), 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 1529 [2022-07-21 00:08:26,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:26,543 INFO L225 Difference]: With dead ends: 43883 [2022-07-21 00:08:26,544 INFO L226 Difference]: Without dead ends: 21120 [2022-07-21 00:08:26,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:08:26,556 INFO L413 NwaCegarLoop]: 413 mSDtfsCounter, 205 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:26,556 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 419 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-21 00:08:26,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21120 states. [2022-07-21 00:08:26,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21120 to 19804. [2022-07-21 00:08:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19804 states, 19803 states have (on average 1.0173711053880725) internal successors, (20147), 19803 states have internal predecessors, (20147), 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) [2022-07-21 00:08:26,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19804 states to 19804 states and 20147 transitions. [2022-07-21 00:08:26,749 INFO L78 Accepts]: Start accepts. Automaton has 19804 states and 20147 transitions. Word has length 1529 [2022-07-21 00:08:26,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:26,750 INFO L495 AbstractCegarLoop]: Abstraction has 19804 states and 20147 transitions. [2022-07-21 00:08:26,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 211.33333333333334) internal successors, (634), 3 states have internal predecessors, (634), 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) [2022-07-21 00:08:26,750 INFO L276 IsEmpty]: Start isEmpty. Operand 19804 states and 20147 transitions. [2022-07-21 00:08:26,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1557 [2022-07-21 00:08:26,770 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:26,771 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:08:26,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-21 00:08:26,771 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:26,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:26,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1952310525, now seen corresponding path program 1 times [2022-07-21 00:08:26,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:26,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87847030] [2022-07-21 00:08:26,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:26,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:27,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4281 backedges. 2813 proven. 35 refuted. 0 times theorem prover too weak. 1433 trivial. 0 not checked. [2022-07-21 00:08:27,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:27,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87847030] [2022-07-21 00:08:27,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87847030] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:08:27,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [860249847] [2022-07-21 00:08:27,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:27,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:08:27,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:08:27,249 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:08:27,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-21 00:08:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:27,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-21 00:08:27,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:08:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4281 backedges. 2813 proven. 35 refuted. 0 times theorem prover too weak. 1433 trivial. 0 not checked. [2022-07-21 00:08:29,530 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 00:08:33,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4281 backedges. 2526 proven. 322 refuted. 0 times theorem prover too weak. 1433 trivial. 0 not checked. [2022-07-21 00:08:33,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [860249847] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 00:08:33,774 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 00:08:33,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 6 [2022-07-21 00:08:33,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402345159] [2022-07-21 00:08:33,775 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 00:08:33,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 00:08:33,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:33,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 00:08:33,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:08:33,779 INFO L87 Difference]: Start difference. First operand 19804 states and 20147 transitions. Second operand has 6 states, 6 states have (on average 181.83333333333334) internal successors, (1091), 6 states have internal predecessors, (1091), 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) [2022-07-21 00:08:35,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:35,692 INFO L93 Difference]: Finished difference Result 39424 states and 40108 transitions. [2022-07-21 00:08:35,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-21 00:08:35,693 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 181.83333333333334) internal successors, (1091), 6 states have internal predecessors, (1091), 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 1556 [2022-07-21 00:08:35,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:35,712 INFO L225 Difference]: With dead ends: 39424 [2022-07-21 00:08:35,713 INFO L226 Difference]: Without dead ends: 19951 [2022-07-21 00:08:35,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3121 GetRequests, 3113 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-21 00:08:35,725 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 401 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 3270 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 3372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 3270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:35,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 590 Invalid, 3372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 3270 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-21 00:08:35,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19951 states. [2022-07-21 00:08:35,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19951 to 19804. [2022-07-21 00:08:35,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19804 states, 19803 states have (on average 1.016916628793617) internal successors, (20138), 19803 states have internal predecessors, (20138), 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) [2022-07-21 00:08:35,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19804 states to 19804 states and 20138 transitions. [2022-07-21 00:08:35,924 INFO L78 Accepts]: Start accepts. Automaton has 19804 states and 20138 transitions. Word has length 1556 [2022-07-21 00:08:35,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:35,925 INFO L495 AbstractCegarLoop]: Abstraction has 19804 states and 20138 transitions. [2022-07-21 00:08:35,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 181.83333333333334) internal successors, (1091), 6 states have internal predecessors, (1091), 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) [2022-07-21 00:08:35,925 INFO L276 IsEmpty]: Start isEmpty. Operand 19804 states and 20138 transitions. [2022-07-21 00:08:35,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1588 [2022-07-21 00:08:35,948 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:35,949 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:08:35,979 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-07-21 00:08:36,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:08:36,168 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:36,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:36,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1620524572, now seen corresponding path program 1 times [2022-07-21 00:08:36,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:36,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799913005] [2022-07-21 00:08:36,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:36,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:37,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4312 backedges. 2591 proven. 288 refuted. 0 times theorem prover too weak. 1433 trivial. 0 not checked. [2022-07-21 00:08:37,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:37,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799913005] [2022-07-21 00:08:37,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799913005] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:08:37,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [780781492] [2022-07-21 00:08:37,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:37,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:08:37,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:08:37,176 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:08:37,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-21 00:08:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:37,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 1850 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-21 00:08:37,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:08:39,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4312 backedges. 2677 proven. 464 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2022-07-21 00:08:39,362 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 00:08:41,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4312 backedges. 2677 proven. 464 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2022-07-21 00:08:41,300 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [780781492] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 00:08:41,300 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 00:08:41,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 13 [2022-07-21 00:08:41,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322374888] [2022-07-21 00:08:41,302 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 00:08:41,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-21 00:08:41,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:41,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-21 00:08:41,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-07-21 00:08:41,304 INFO L87 Difference]: Start difference. First operand 19804 states and 20138 transitions. Second operand has 13 states, 13 states have (on average 148.53846153846155) internal successors, (1931), 13 states have internal predecessors, (1931), 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) [2022-07-21 00:08:51,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:51,327 INFO L93 Difference]: Finished difference Result 41862 states and 42555 transitions. [2022-07-21 00:08:51,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-07-21 00:08:51,330 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 148.53846153846155) internal successors, (1931), 13 states have internal predecessors, (1931), 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 1587 [2022-07-21 00:08:51,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:51,364 INFO L225 Difference]: With dead ends: 41862 [2022-07-21 00:08:51,364 INFO L226 Difference]: Without dead ends: 22330 [2022-07-21 00:08:51,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3224 GetRequests, 3189 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=264, Invalid=1068, Unknown=0, NotChecked=0, Total=1332 [2022-07-21 00:08:51,379 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 2657 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 24599 mSolverCounterSat, 390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2657 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 24989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 24599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:51,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2657 Valid, 392 Invalid, 24989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [390 Valid, 24599 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2022-07-21 00:08:51,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22330 states. [2022-07-21 00:08:51,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22330 to 20462. [2022-07-21 00:08:51,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20462 states, 20461 states have (on average 1.0154440154440154) internal successors, (20777), 20461 states have internal predecessors, (20777), 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) [2022-07-21 00:08:51,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20462 states to 20462 states and 20777 transitions. [2022-07-21 00:08:51,598 INFO L78 Accepts]: Start accepts. Automaton has 20462 states and 20777 transitions. Word has length 1587 [2022-07-21 00:08:51,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:51,599 INFO L495 AbstractCegarLoop]: Abstraction has 20462 states and 20777 transitions. [2022-07-21 00:08:51,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 148.53846153846155) internal successors, (1931), 13 states have internal predecessors, (1931), 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) [2022-07-21 00:08:51,599 INFO L276 IsEmpty]: Start isEmpty. Operand 20462 states and 20777 transitions. [2022-07-21 00:08:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2222 [2022-07-21 00:08:51,630 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:51,631 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:08:51,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-21 00:08:51,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2022-07-21 00:08:51,849 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:51,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:51,850 INFO L85 PathProgramCache]: Analyzing trace with hash 509097690, now seen corresponding path program 1 times [2022-07-21 00:08:51,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:51,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145330173] [2022-07-21 00:08:51,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:51,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:53,264 INFO L134 CoverageAnalysis]: Checked inductivity of 10068 backedges. 6104 proven. 0 refuted. 0 times theorem prover too weak. 3964 trivial. 0 not checked. [2022-07-21 00:08:53,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:53,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145330173] [2022-07-21 00:08:53,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145330173] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:08:53,264 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:08:53,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:08:53,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930043216] [2022-07-21 00:08:53,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:08:53,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:08:53,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:53,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:08:53,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:08:53,276 INFO L87 Difference]: Start difference. First operand 20462 states and 20777 transitions. Second operand has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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) [2022-07-21 00:08:54,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:54,090 INFO L93 Difference]: Finished difference Result 40922 states and 41555 transitions. [2022-07-21 00:08:54,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:08:54,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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 2221 [2022-07-21 00:08:54,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:54,112 INFO L225 Difference]: With dead ends: 40922 [2022-07-21 00:08:54,112 INFO L226 Difference]: Without dead ends: 20791 [2022-07-21 00:08:54,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:08:54,132 INFO L413 NwaCegarLoop]: 429 mSDtfsCounter, 224 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 752 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:54,133 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 435 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 752 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-21 00:08:54,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20791 states. [2022-07-21 00:08:54,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20791 to 20133. [2022-07-21 00:08:54,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20133 states, 20132 states have (on average 1.0156467315716273) internal successors, (20447), 20132 states have internal predecessors, (20447), 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) [2022-07-21 00:08:54,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20133 states to 20133 states and 20447 transitions. [2022-07-21 00:08:54,331 INFO L78 Accepts]: Start accepts. Automaton has 20133 states and 20447 transitions. Word has length 2221 [2022-07-21 00:08:54,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:54,338 INFO L495 AbstractCegarLoop]: Abstraction has 20133 states and 20447 transitions. [2022-07-21 00:08:54,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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) [2022-07-21 00:08:54,338 INFO L276 IsEmpty]: Start isEmpty. Operand 20133 states and 20447 transitions. [2022-07-21 00:08:54,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2288 [2022-07-21 00:08:54,370 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:54,372 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:08:54,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-21 00:08:54,372 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:54,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:54,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1337090136, now seen corresponding path program 1 times [2022-07-21 00:08:54,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:54,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735207527] [2022-07-21 00:08:54,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:54,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:55,430 INFO L134 CoverageAnalysis]: Checked inductivity of 9402 backedges. 6026 proven. 0 refuted. 0 times theorem prover too weak. 3376 trivial. 0 not checked. [2022-07-21 00:08:55,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:55,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735207527] [2022-07-21 00:08:55,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735207527] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:08:55,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:08:55,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 00:08:55,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957335181] [2022-07-21 00:08:55,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:08:55,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 00:08:55,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:55,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 00:08:55,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 00:08:55,434 INFO L87 Difference]: Start difference. First operand 20133 states and 20447 transitions. Second operand has 5 states, 5 states have (on average 167.6) internal successors, (838), 5 states have internal predecessors, (838), 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) [2022-07-21 00:08:56,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:56,678 INFO L93 Difference]: Finished difference Result 39950 states and 40576 transitions. [2022-07-21 00:08:56,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 00:08:56,682 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 167.6) internal successors, (838), 5 states have internal predecessors, (838), 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 2287 [2022-07-21 00:08:56,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:56,700 INFO L225 Difference]: With dead ends: 39950 [2022-07-21 00:08:56,700 INFO L226 Difference]: Without dead ends: 20148 [2022-07-21 00:08:56,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:08:56,712 INFO L413 NwaCegarLoop]: 415 mSDtfsCounter, 941 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 1608 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 1658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 1608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:56,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [941 Valid, 435 Invalid, 1658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 1608 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 00:08:56,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20148 states. [2022-07-21 00:08:56,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20148 to 19804. [2022-07-21 00:08:56,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19804 states, 19803 states have (on average 1.0151492198151795) internal successors, (20103), 19803 states have internal predecessors, (20103), 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) [2022-07-21 00:08:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19804 states to 19804 states and 20103 transitions. [2022-07-21 00:08:56,895 INFO L78 Accepts]: Start accepts. Automaton has 19804 states and 20103 transitions. Word has length 2287 [2022-07-21 00:08:56,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:08:56,895 INFO L495 AbstractCegarLoop]: Abstraction has 19804 states and 20103 transitions. [2022-07-21 00:08:56,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 167.6) internal successors, (838), 5 states have internal predecessors, (838), 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) [2022-07-21 00:08:56,896 INFO L276 IsEmpty]: Start isEmpty. Operand 19804 states and 20103 transitions. [2022-07-21 00:08:56,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2317 [2022-07-21 00:08:56,928 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:08:56,929 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:08:56,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-07-21 00:08:56,930 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:08:56,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:08:56,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1916731438, now seen corresponding path program 1 times [2022-07-21 00:08:56,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:08:56,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443261210] [2022-07-21 00:08:56,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:56,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:08:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 11178 backedges. 5495 proven. 2076 refuted. 0 times theorem prover too weak. 3607 trivial. 0 not checked. [2022-07-21 00:08:58,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:08:58,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443261210] [2022-07-21 00:08:58,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443261210] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:08:58,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2075603247] [2022-07-21 00:08:58,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:08:58,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:08:58,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:08:58,027 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:08:58,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-21 00:08:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:08:58,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 2699 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:08:58,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:08:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 11178 backedges. 2283 proven. 0 refuted. 0 times theorem prover too weak. 8895 trivial. 0 not checked. [2022-07-21 00:08:58,849 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:08:58,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2075603247] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:08:58,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:08:58,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-21 00:08:58,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806324334] [2022-07-21 00:08:58,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:08:58,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:08:58,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:08:58,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:08:58,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:08:58,851 INFO L87 Difference]: Start difference. First operand 19804 states and 20103 transitions. Second operand has 3 states, 3 states have (on average 175.33333333333334) internal successors, (526), 3 states have internal predecessors, (526), 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) [2022-07-21 00:08:59,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:08:59,953 INFO L93 Difference]: Finished difference Result 39276 states and 39872 transitions. [2022-07-21 00:08:59,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:08:59,954 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 175.33333333333334) internal successors, (526), 3 states have internal predecessors, (526), 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 2316 [2022-07-21 00:08:59,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:08:59,975 INFO L225 Difference]: With dead ends: 39276 [2022-07-21 00:08:59,975 INFO L226 Difference]: Without dead ends: 19803 [2022-07-21 00:08:59,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2322 GetRequests, 2318 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:08:59,987 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 219 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:08:59,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 54 Invalid, 787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 00:09:00,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19803 states. [2022-07-21 00:09:00,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19803 to 19474. [2022-07-21 00:09:00,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19474 states, 19473 states have (on average 1.0118112257998253) internal successors, (19703), 19473 states have internal predecessors, (19703), 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) [2022-07-21 00:09:00,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19474 states to 19474 states and 19703 transitions. [2022-07-21 00:09:00,179 INFO L78 Accepts]: Start accepts. Automaton has 19474 states and 19703 transitions. Word has length 2316 [2022-07-21 00:09:00,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:09:00,180 INFO L495 AbstractCegarLoop]: Abstraction has 19474 states and 19703 transitions. [2022-07-21 00:09:00,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 175.33333333333334) internal successors, (526), 3 states have internal predecessors, (526), 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) [2022-07-21 00:09:00,180 INFO L276 IsEmpty]: Start isEmpty. Operand 19474 states and 19703 transitions. [2022-07-21 00:09:00,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2394 [2022-07-21 00:09:00,214 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:09:00,215 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:09:00,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-07-21 00:09:00,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-07-21 00:09:00,434 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:09:00,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:09:00,434 INFO L85 PathProgramCache]: Analyzing trace with hash -954482011, now seen corresponding path program 1 times [2022-07-21 00:09:00,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:09:00,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196455664] [2022-07-21 00:09:00,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:09:00,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:09:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:09:01,408 INFO L134 CoverageAnalysis]: Checked inductivity of 11447 backedges. 8326 proven. 486 refuted. 0 times theorem prover too weak. 2635 trivial. 0 not checked. [2022-07-21 00:09:01,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:09:01,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196455664] [2022-07-21 00:09:01,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196455664] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:09:01,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782112463] [2022-07-21 00:09:01,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:09:01,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:09:01,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:09:01,428 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:09:01,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-07-21 00:09:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:09:01,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 2774 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 00:09:01,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:09:02,512 INFO L134 CoverageAnalysis]: Checked inductivity of 11447 backedges. 6917 proven. 0 refuted. 0 times theorem prover too weak. 4530 trivial. 0 not checked. [2022-07-21 00:09:02,513 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:09:02,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782112463] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:09:02,513 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:09:02,513 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-21 00:09:02,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883554430] [2022-07-21 00:09:02,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:09:02,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:09:02,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:09:02,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:09:02,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-07-21 00:09:02,515 INFO L87 Difference]: Start difference. First operand 19474 states and 19703 transitions. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2022-07-21 00:09:03,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:09:03,269 INFO L93 Difference]: Finished difference Result 38946 states and 39404 transitions. [2022-07-21 00:09:03,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:09:03,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 2393 [2022-07-21 00:09:03,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:09:03,289 INFO L225 Difference]: With dead ends: 38946 [2022-07-21 00:09:03,289 INFO L226 Difference]: Without dead ends: 19803 [2022-07-21 00:09:03,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2400 GetRequests, 2394 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-07-21 00:09:03,302 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 123 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:09:03,303 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 421 Invalid, 752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 741 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-21 00:09:03,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19803 states. [2022-07-21 00:09:03,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19803 to 19474. [2022-07-21 00:09:03,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19474 states, 19473 states have (on average 1.0116058131772196) internal successors, (19699), 19473 states have internal predecessors, (19699), 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) [2022-07-21 00:09:03,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19474 states to 19474 states and 19699 transitions. [2022-07-21 00:09:03,497 INFO L78 Accepts]: Start accepts. Automaton has 19474 states and 19699 transitions. Word has length 2393 [2022-07-21 00:09:03,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:09:03,498 INFO L495 AbstractCegarLoop]: Abstraction has 19474 states and 19699 transitions. [2022-07-21 00:09:03,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2022-07-21 00:09:03,498 INFO L276 IsEmpty]: Start isEmpty. Operand 19474 states and 19699 transitions. [2022-07-21 00:09:03,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2470 [2022-07-21 00:09:03,536 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:09:03,537 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2022-07-21 00:09:03,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-07-21 00:09:03,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2022-07-21 00:09:03,758 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:09:03,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:09:03,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1019327256, now seen corresponding path program 1 times [2022-07-21 00:09:03,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:09:03,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130025234] [2022-07-21 00:09:03,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:09:03,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:09:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:09:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 13074 backedges. 4367 proven. 0 refuted. 0 times theorem prover too weak. 8707 trivial. 0 not checked. [2022-07-21 00:09:04,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:09:04,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130025234] [2022-07-21 00:09:04,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130025234] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:09:04,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:09:04,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:09:04,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280590562] [2022-07-21 00:09:04,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:09:04,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:09:04,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:09:04,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:09:04,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:09:04,915 INFO L87 Difference]: Start difference. First operand 19474 states and 19699 transitions. Second operand has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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) [2022-07-21 00:09:05,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:09:05,670 INFO L93 Difference]: Finished difference Result 40591 states and 41063 transitions. [2022-07-21 00:09:05,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:09:05,671 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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 2469 [2022-07-21 00:09:05,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:09:05,690 INFO L225 Difference]: With dead ends: 40591 [2022-07-21 00:09:05,690 INFO L226 Difference]: Without dead ends: 21448 [2022-07-21 00:09:05,703 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:09:05,703 INFO L413 NwaCegarLoop]: 411 mSDtfsCounter, 198 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 765 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:09:05,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 417 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 765 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-21 00:09:05,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21448 states. [2022-07-21 00:09:05,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21448 to 18816. [2022-07-21 00:09:06,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18816 states, 18815 states have (on average 1.0116927982992294) internal successors, (19035), 18815 states have internal predecessors, (19035), 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) [2022-07-21 00:09:06,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18816 states to 18816 states and 19035 transitions. [2022-07-21 00:09:06,027 INFO L78 Accepts]: Start accepts. Automaton has 18816 states and 19035 transitions. Word has length 2469 [2022-07-21 00:09:06,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:09:06,027 INFO L495 AbstractCegarLoop]: Abstraction has 18816 states and 19035 transitions. [2022-07-21 00:09:06,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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) [2022-07-21 00:09:06,028 INFO L276 IsEmpty]: Start isEmpty. Operand 18816 states and 19035 transitions. [2022-07-21 00:09:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2610 [2022-07-21 00:09:06,066 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:09:06,067 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2022-07-21 00:09:06,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-07-21 00:09:06,068 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:09:06,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:09:06,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1341586274, now seen corresponding path program 1 times [2022-07-21 00:09:06,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:09:06,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677960488] [2022-07-21 00:09:06,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:09:06,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:09:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:09:07,652 INFO L134 CoverageAnalysis]: Checked inductivity of 13418 backedges. 4318 proven. 134 refuted. 0 times theorem prover too weak. 8966 trivial. 0 not checked. [2022-07-21 00:09:07,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:09:07,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677960488] [2022-07-21 00:09:07,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677960488] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:09:07,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [662870870] [2022-07-21 00:09:07,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:09:07,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:09:07,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:09:07,656 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:09:07,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-07-21 00:09:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:09:08,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 2983 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 00:09:08,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:09:08,648 INFO L134 CoverageAnalysis]: Checked inductivity of 13418 backedges. 3030 proven. 0 refuted. 0 times theorem prover too weak. 10388 trivial. 0 not checked. [2022-07-21 00:09:08,649 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:09:08,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [662870870] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:09:08,649 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:09:08,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2022-07-21 00:09:08,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984799386] [2022-07-21 00:09:08,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:09:08,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 00:09:08,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:09:08,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 00:09:08,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:09:08,652 INFO L87 Difference]: Start difference. First operand 18816 states and 19035 transitions. Second operand has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 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) [2022-07-21 00:09:09,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:09:09,915 INFO L93 Difference]: Finished difference Result 20851 states and 21088 transitions. [2022-07-21 00:09:09,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 00:09:09,916 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 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 2609 [2022-07-21 00:09:09,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:09:09,933 INFO L225 Difference]: With dead ends: 20851 [2022-07-21 00:09:09,933 INFO L226 Difference]: Without dead ends: 20790 [2022-07-21 00:09:09,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2613 GetRequests, 2609 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:09:09,938 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 363 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 1495 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 1599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-21 00:09:09,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 28 Invalid, 1599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1495 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-21 00:09:09,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20790 states. [2022-07-21 00:09:10,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20790 to 18487. [2022-07-21 00:09:10,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18487 states, 18486 states have (on average 1.0117386130044357) internal successors, (18703), 18486 states have internal predecessors, (18703), 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) [2022-07-21 00:09:10,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18487 states to 18487 states and 18703 transitions. [2022-07-21 00:09:10,227 INFO L78 Accepts]: Start accepts. Automaton has 18487 states and 18703 transitions. Word has length 2609 [2022-07-21 00:09:10,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:09:10,229 INFO L495 AbstractCegarLoop]: Abstraction has 18487 states and 18703 transitions. [2022-07-21 00:09:10,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 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) [2022-07-21 00:09:10,229 INFO L276 IsEmpty]: Start isEmpty. Operand 18487 states and 18703 transitions. [2022-07-21 00:09:10,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2805 [2022-07-21 00:09:10,286 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:09:10,287 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:09:10,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-07-21 00:09:10,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-07-21 00:09:10,508 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:09:10,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:09:10,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1482410570, now seen corresponding path program 1 times [2022-07-21 00:09:10,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:09:10,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624047846] [2022-07-21 00:09:10,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:09:10,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:09:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:09:11,989 INFO L134 CoverageAnalysis]: Checked inductivity of 15082 backedges. 6252 proven. 5961 refuted. 0 times theorem prover too weak. 2869 trivial. 0 not checked. [2022-07-21 00:09:12,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:09:12,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624047846] [2022-07-21 00:09:12,003 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624047846] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:09:12,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962702311] [2022-07-21 00:09:12,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:09:12,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:09:12,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:09:12,005 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:09:12,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-07-21 00:09:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:09:12,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 3205 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-21 00:09:12,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:09:14,819 INFO L134 CoverageAnalysis]: Checked inductivity of 15082 backedges. 10567 proven. 60 refuted. 0 times theorem prover too weak. 4455 trivial. 0 not checked. [2022-07-21 00:09:14,820 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 00:09:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 15082 backedges. 10567 proven. 60 refuted. 0 times theorem prover too weak. 4455 trivial. 0 not checked. [2022-07-21 00:09:17,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [962702311] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 00:09:17,209 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 00:09:17,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 12 [2022-07-21 00:09:17,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711559911] [2022-07-21 00:09:17,210 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 00:09:17,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-21 00:09:17,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:09:17,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-21 00:09:17,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2022-07-21 00:09:17,214 INFO L87 Difference]: Start difference. First operand 18487 states and 18703 transitions. Second operand has 12 states, 12 states have (on average 169.5) internal successors, (2034), 12 states have internal predecessors, (2034), 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) [2022-07-21 00:09:21,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:09:21,352 INFO L93 Difference]: Finished difference Result 37095 states and 37519 transitions. [2022-07-21 00:09:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-07-21 00:09:21,353 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 169.5) internal successors, (2034), 12 states have internal predecessors, (2034), 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 2804 [2022-07-21 00:09:21,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:09:21,355 INFO L225 Difference]: With dead ends: 37095 [2022-07-21 00:09:21,355 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 00:09:21,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5646 GetRequests, 5620 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=148, Invalid=608, Unknown=0, NotChecked=0, Total=756 [2022-07-21 00:09:21,371 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 1837 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 10559 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1837 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 10750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 10559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-07-21 00:09:21,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1837 Valid, 169 Invalid, 10750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 10559 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-07-21 00:09:21,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 00:09:21,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 00:09:21,375 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) [2022-07-21 00:09:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 00:09:21,375 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2804 [2022-07-21 00:09:21,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:09:21,376 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 00:09:21,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 169.5) internal successors, (2034), 12 states have internal predecessors, (2034), 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) [2022-07-21 00:09:21,376 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 00:09:21,377 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 00:09:21,380 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 00:09:21,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-07-21 00:09:21,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-07-21 00:09:21,602 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 00:10:10,200 WARN L233 SmtUtils]: Spent 48.58s on a formula simplification. DAG size of input: 1156 DAG size of output: 1151 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-21 00:10:53,216 WARN L233 SmtUtils]: Spent 41.90s on a formula simplification. DAG size of input: 1150 DAG size of output: 1148 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-21 00:11:03,041 WARN L233 SmtUtils]: Spent 9.82s on a formula simplification. DAG size of input: 1134 DAG size of output: 216 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-21 00:11:16,089 WARN L233 SmtUtils]: Spent 9.71s on a formula simplification. DAG size of input: 1131 DAG size of output: 216 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,094 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,095 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,096 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-21 00:11:16,097 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse34 (+ ~a18~0 156)) (.cse24 (< 134 ~a18~0)) (.cse36 (* (div ~a18~0 5) 10)) (.cse35 (+ 87 ~a18~0))) (let ((.cse8 (= ~a15~0 4)) (.cse23 (= 5 ~a12~0)) (.cse14 (<= ~a18~0 134)) (.cse1 (<= .cse35 0)) (.cse3 (or (not (= (mod ~a18~0 5) 0)) (<= (div (+ .cse36 3616650) (- 9)) 135))) (.cse5 (<= (div (+ .cse36 3616660) (- 9)) 135)) (.cse7 (<= 0 .cse35)) (.cse18 (<= ~a15~0 3)) (.cse19 (<= 9 ~a12~0)) (.cse26 (not .cse24)) (.cse2 (<= ~a16~0 11)) (.cse29 (<= .cse34 0))) (let ((.cse25 (= ~a16~0 11)) (.cse30 (<= ~a18~0 597816)) (.cse28 (< 594218 ~a18~0)) (.cse32 (not .cse29)) (.cse10 (= ~a12~0 6)) (.cse11 (<= ~a18~0 594508)) (.cse0 (= ~a16~0 9)) (.cse15 (= ~a16~0 12)) (.cse6 (= 7 ~a12~0)) (.cse13 (= ~a12~0 8)) (.cse9 (<= 10 ~a16~0)) (.cse20 (<= ~a18~0 600002)) (.cse16 (<= ~a12~0 5)) (.cse12 (<= 4 ~a15~0)) (.cse27 (or (and .cse1 .cse19 .cse2 .cse3 .cse5) (and .cse7 .cse18 .cse19 .cse26 .cse2))) (.cse4 (= ~a15~0 3)) (.cse21 (or (and .cse8 .cse23) .cse14)) (.cse33 (or (not (= |ULTIMATE.start_calculate_output_~input#1| 6)) (<= 135 ~a18~0))) (.cse31 (= ~a12~0 9)) (.cse17 (= ~a16~0 8)) (.cse22 (not (= |ULTIMATE.start_calculate_output_~input#1| 3)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse2 .cse12) (and .cse0 .cse8 .cse13 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse7 .cse10 .cse15 .cse4 .cse14) (and .cse16 .cse8 .cse9 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse7 .cse17 .cse18 .cse19 .cse2 .cse4 .cse20) (and .cse7 .cse0 .cse18 .cse19 .cse2 .cse4 .cse20) (and .cse7 .cse17 .cse8 .cse2 .cse21 .cse12 .cse6) (and .cse0 .cse8 .cse19 .cse3 .cse5 .cse14) (and .cse13 .cse15 .cse1 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse18 .cse2 .cse4 .cse20 .cse6) (and .cse17 .cse18 .cse10 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse22 .cse17 .cse8 .cse11 .cse23 .cse24) (and .cse16 .cse0 .cse8 .cse23 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse17 .cse8 .cse13 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse25 .cse26 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse17 .cse23 .cse26 .cse4) (and .cse0 .cse27 .cse4) (and .cse25 .cse27 .cse4) (and .cse28 .cse10 .cse11 .cse15 .cse4) (and .cse0 .cse8 .cse10 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse29 .cse15 .cse19 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse23 .cse4 .cse20) (and .cse7 .cse17 .cse18 .cse13 .cse2 .cse4 .cse20) (and .cse30 .cse13 .cse15 .cse24 .cse4) (and .cse7 .cse15 .cse19 .cse4 .cse14) (and .cse8 (or (and .cse7 .cse0 .cse2 .cse12 .cse6 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse30 .cse0 .cse28 .cse6))) (and .cse17 .cse8 .cse10 (<= (+ 300160 ~a18~0) 0) .cse2 .cse3 .cse12 .cse5 .cse14) (and (<= ~a18~0 69306) .cse31 .cse17 .cse8 (<= 69094 ~a18~0)) (and .cse8 .cse9 .cse10 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse15 .cse23 .cse32 .cse4 .cse14) (and .cse17 .cse1 .cse23 .cse3 .cse4 .cse5) (and .cse11 .cse15 .cse23 .cse24 .cse4) (and .cse9 .cse23 .cse32 .cse2 .cse4 .cse14) (and .cse0 .cse23 .cse32 .cse2 .cse4 .cse14) (and .cse31 .cse15 (not (= |ULTIMATE.start_calculate_output_~input#1| 4)) .cse24 .cse4 .cse20) (and .cse18 .cse9 .cse10 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse17 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse15 .cse3 .cse4 .cse5 .cse6 .cse14) (and .cse7 .cse17 .cse8 .cse10 .cse11 .cse2 .cse12) (and .cse0 .cse18 .cse13 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse7 .cse13 .cse15 .cse4 .cse14) (and (= ~a16~0 10) .cse8 .cse23 (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse20) (and .cse17 .cse8 .cse29 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse18 .cse13 .cse9 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse16 .cse17 .cse8 .cse23 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse17 .cse27 .cse4) (and .cse33 .cse7 .cse31 .cse17 .cse8 .cse21) (and .cse33 .cse31 .cse17 .cse8 (or .cse22 (< 0 .cse34)) .cse1 .cse2 .cse3 .cse5))))) [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,098 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,099 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,099 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,099 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,099 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,099 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,106 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,107 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,107 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,107 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-21 00:11:16,107 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,107 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-21 00:11:16,107 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-21 00:11:16,107 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,107 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,107 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,108 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,108 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,108 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,108 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,108 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,108 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,108 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,108 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,108 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-21 00:11:16,108 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-21 00:11:16,109 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,109 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-21 00:11:16,109 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,109 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse33 (* (div ~a18~0 5) 10)) (.cse16 (< 134 ~a18~0)) (.cse34 (+ 87 ~a18~0)) (.cse24 (+ ~a18~0 156))) (let ((.cse31 (<= .cse24 0)) (.cse13 (= ~a12~0 6)) (.cse7 (<= 0 .cse34)) (.cse29 (not .cse16)) (.cse1 (<= .cse34 0)) (.cse17 (<= 9 ~a12~0)) (.cse2 (<= ~a16~0 11)) (.cse3 (or (not (= (mod ~a18~0 5) 0)) (<= (div (+ .cse33 3616650) (- 9)) 135))) (.cse5 (<= (div (+ .cse33 3616660) (- 9)) 135))) (let ((.cse19 (not (= |ULTIMATE.start_calculate_output_~input#1| 3))) (.cse25 (or (and .cse7 .cse17 .cse29 .cse2) (and .cse1 .cse17 .cse2 .cse3 .cse5))) (.cse28 (or (and .cse13 .cse29 .cse2 .cse3 .cse5) (and .cse7 .cse13 .cse2))) (.cse27 (= ~a16~0 11)) (.cse15 (<= ~a18~0 594508)) (.cse26 (<= ~a18~0 597816)) (.cse30 (< 594218 ~a18~0)) (.cse18 (<= 10 ~a16~0)) (.cse32 (not .cse31)) (.cse14 (= ~a16~0 12)) (.cse0 (= ~a16~0 9)) (.cse20 (= 5 ~a12~0)) (.cse11 (= ~a12~0 8)) (.cse4 (= ~a15~0 3)) (.cse23 (<= ~a18~0 600002)) (.cse12 (<= 4 ~a15~0)) (.cse6 (= 7 ~a12~0)) (.cse21 (not (= |ULTIMATE.start_calculate_output_~input#1| 6))) (.cse22 (= ~a12~0 9)) (.cse8 (= ~a16~0 8)) (.cse9 (= ~a15~0 4)) (.cse10 (<= ~a18~0 134))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse6 .cse10) (and .cse0 .cse9 .cse11 .cse2 .cse3 .cse12 .cse5 .cse10) (and .cse7 .cse13 .cse14 .cse4 .cse10) (and .cse8 .cse9 .cse13 .cse15 .cse16) (and .cse0 .cse9 .cse17 .cse3 .cse5 .cse10) (and (<= ~a12~0 5) .cse9 .cse18 .cse2 .cse3 .cse5 .cse10) (and .cse9 .cse18 .cse13 .cse15 .cse2 .cse16) (and .cse19 .cse8 .cse9 .cse15 .cse20 .cse16) (and .cse21 .cse22 .cse14 (not (= |ULTIMATE.start_calculate_output_~input#1| 4)) .cse16 .cse4 .cse23) (and .cse7 .cse0 .cse17 .cse4 .cse23) (and .cse21 .cse22 .cse8 .cse9 (or .cse19 (< 0 .cse24)) .cse1 .cse3 .cse5) (and .cse7 .cse8 .cse9 .cse13 .cse10) (and .cse8 .cse9 .cse11 .cse2 .cse3 .cse12 .cse5 .cse10) (and .cse8 .cse25 .cse4) (and .cse26 .cse11 .cse14 .cse3 .cse4 .cse5) (and .cse0 .cse25 .cse4) (and .cse27 .cse25 .cse4) (and .cse0 .cse9 .cse20 .cse3 .cse5 .cse10) (and .cse8 .cse28 .cse4 .cse23) (and .cse18 .cse28 .cse4 .cse23) (and .cse27 .cse29 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse30 .cse13 .cse15 .cse14 .cse4) (and (not (= |ULTIMATE.start_calculate_output_~input#1| 1)) (<= ~a18~0 69306) .cse22 .cse8 .cse9 (<= 69094 ~a18~0)) (and .cse0 .cse9 .cse13 .cse2 .cse3 .cse12 .cse5 .cse10) (and .cse11 .cse18 .cse2 .cse3 .cse4 .cse23 .cse5) (and .cse31 .cse14 .cse17 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse20 .cse4 .cse23) (and .cse8 .cse9 .cse20 .cse3 .cse5 .cse10) (and .cse7 .cse14 .cse17 .cse4 .cse10) (and .cse8 .cse9 .cse13 (<= (+ 300160 ~a18~0) 0) .cse2 .cse3 .cse12 .cse5 .cse10) (and .cse9 .cse18 .cse13 .cse2 .cse3 .cse12 .cse5 .cse10) (and .cse14 .cse20 .cse32 .cse4 .cse10) (and .cse15 .cse14 .cse20 .cse16 .cse4) (and .cse7 .cse8 .cse17 .cse4 .cse23) (and .cse9 (or (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse7 .cse0 .cse6 .cse10) (and .cse26 .cse0 .cse30 .cse6))) (and .cse18 .cse20 .cse32 .cse2 .cse4 .cse10) (and .cse0 .cse20 .cse32 .cse2 .cse4 .cse10) (and .cse8 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse14 .cse3 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse11 .cse2 .cse3 .cse4 .cse23 .cse5) (and .cse7 .cse0 .cse4 .cse23 .cse6) (and .cse8 .cse20 .cse3 .cse4 .cse5 .cse10) (and (= ~a16~0 10) .cse9 .cse20 (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse23) (and .cse7 .cse8 .cse11 .cse4 .cse23) (and .cse8 .cse9 .cse31 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse7 .cse21 .cse22 .cse8 .cse9 .cse10))))) [2022-07-21 00:11:16,109 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,109 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,109 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,110 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,110 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,110 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,110 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,110 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,110 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 00:11:16,110 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,110 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,111 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,111 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,111 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,111 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,111 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-21 00:11:16,112 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,112 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-21 00:11:16,112 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-21 00:11:16,112 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,112 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-07-21 00:11:16,112 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,112 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,112 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,112 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,112 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,113 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,113 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,113 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,113 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,113 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,113 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,113 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-21 00:11:16,113 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,113 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-21 00:11:16,115 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,115 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-21 00:11:16,115 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,115 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,115 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,116 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,116 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,116 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,116 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,116 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,116 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,116 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,116 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,116 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,117 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,117 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,117 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,118 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,119 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-21 00:11:16,119 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-21 00:11:16,119 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-21 00:11:16,119 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 00:11:16,123 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 200) no Hoare annotation was computed. [2022-07-21 00:11:16,123 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse34 (+ ~a18~0 156)) (.cse24 (< 134 ~a18~0)) (.cse36 (* (div ~a18~0 5) 10)) (.cse35 (+ 87 ~a18~0))) (let ((.cse8 (= ~a15~0 4)) (.cse23 (= 5 ~a12~0)) (.cse14 (<= ~a18~0 134)) (.cse1 (<= .cse35 0)) (.cse3 (or (not (= (mod ~a18~0 5) 0)) (<= (div (+ .cse36 3616650) (- 9)) 135))) (.cse5 (<= (div (+ .cse36 3616660) (- 9)) 135)) (.cse7 (<= 0 .cse35)) (.cse18 (<= ~a15~0 3)) (.cse19 (<= 9 ~a12~0)) (.cse26 (not .cse24)) (.cse2 (<= ~a16~0 11)) (.cse29 (<= .cse34 0))) (let ((.cse25 (= ~a16~0 11)) (.cse30 (<= ~a18~0 597816)) (.cse28 (< 594218 ~a18~0)) (.cse32 (not .cse29)) (.cse10 (= ~a12~0 6)) (.cse11 (<= ~a18~0 594508)) (.cse0 (= ~a16~0 9)) (.cse15 (= ~a16~0 12)) (.cse6 (= 7 ~a12~0)) (.cse13 (= ~a12~0 8)) (.cse9 (<= 10 ~a16~0)) (.cse20 (<= ~a18~0 600002)) (.cse16 (<= ~a12~0 5)) (.cse12 (<= 4 ~a15~0)) (.cse27 (or (and .cse1 .cse19 .cse2 .cse3 .cse5) (and .cse7 .cse18 .cse19 .cse26 .cse2))) (.cse4 (= ~a15~0 3)) (.cse21 (or (and .cse8 .cse23) .cse14)) (.cse33 (or (not (= |ULTIMATE.start_calculate_output_~input#1| 6)) (<= 135 ~a18~0))) (.cse31 (= ~a12~0 9)) (.cse17 (= ~a16~0 8)) (.cse22 (not (= |ULTIMATE.start_calculate_output_~input#1| 3)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse2 .cse12) (and .cse0 .cse8 .cse13 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse7 .cse10 .cse15 .cse4 .cse14) (and .cse16 .cse8 .cse9 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse7 .cse17 .cse18 .cse19 .cse2 .cse4 .cse20) (and .cse7 .cse0 .cse18 .cse19 .cse2 .cse4 .cse20) (and .cse7 .cse17 .cse8 .cse2 .cse21 .cse12 .cse6) (and .cse0 .cse8 .cse19 .cse3 .cse5 .cse14) (and .cse13 .cse15 .cse1 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse18 .cse2 .cse4 .cse20 .cse6) (and .cse17 .cse18 .cse10 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse22 .cse17 .cse8 .cse11 .cse23 .cse24) (and .cse16 .cse0 .cse8 .cse23 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse17 .cse8 .cse13 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse25 .cse26 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse17 .cse23 .cse26 .cse4) (and .cse0 .cse27 .cse4) (and .cse25 .cse27 .cse4) (and .cse28 .cse10 .cse11 .cse15 .cse4) (and .cse0 .cse8 .cse10 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse29 .cse15 .cse19 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse23 .cse4 .cse20) (and .cse7 .cse17 .cse18 .cse13 .cse2 .cse4 .cse20) (and .cse30 .cse13 .cse15 .cse24 .cse4) (and .cse7 .cse15 .cse19 .cse4 .cse14) (and .cse8 (or (and .cse7 .cse0 .cse2 .cse12 .cse6 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse30 .cse0 .cse28 .cse6))) (and .cse17 .cse8 .cse10 (<= (+ 300160 ~a18~0) 0) .cse2 .cse3 .cse12 .cse5 .cse14) (and (<= ~a18~0 69306) .cse31 .cse17 .cse8 (<= 69094 ~a18~0)) (and .cse8 .cse9 .cse10 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse15 .cse23 .cse32 .cse4 .cse14) (and .cse17 .cse1 .cse23 .cse3 .cse4 .cse5) (and .cse11 .cse15 .cse23 .cse24 .cse4) (and .cse9 .cse23 .cse32 .cse2 .cse4 .cse14) (and .cse0 .cse23 .cse32 .cse2 .cse4 .cse14) (and .cse31 .cse15 (not (= |ULTIMATE.start_calculate_output_~input#1| 4)) .cse24 .cse4 .cse20) (and .cse18 .cse9 .cse10 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse17 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse15 .cse3 .cse4 .cse5 .cse6 .cse14) (and .cse7 .cse17 .cse8 .cse10 .cse11 .cse2 .cse12) (and .cse0 .cse18 .cse13 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse7 .cse13 .cse15 .cse4 .cse14) (and (= ~a16~0 10) .cse8 .cse23 (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse20) (and .cse17 .cse8 .cse29 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse18 .cse13 .cse9 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse16 .cse17 .cse8 .cse23 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse17 .cse27 .cse4) (and .cse33 .cse7 .cse31 .cse17 .cse8 .cse21) (and .cse33 .cse31 .cse17 .cse8 (or .cse22 (< 0 .cse34)) .cse1 .cse2 .cse3 .cse5))))) [2022-07-21 00:11:16,123 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,123 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,123 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,124 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,124 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,124 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,124 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,124 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,124 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,124 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,124 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,124 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,124 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,125 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,125 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-21 00:11:16,125 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,125 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-21 00:11:16,125 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-21 00:11:16,125 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,125 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,125 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,125 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,135 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,135 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,135 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,135 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,136 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,136 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,136 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,136 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,136 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-07-21 00:11:16,136 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,136 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,136 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,136 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,136 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,137 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-21 00:11:16,137 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-21 00:11:16,137 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-21 00:11:16,137 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,137 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,137 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,137 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,137 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,137 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,137 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,138 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,138 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,138 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,138 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,138 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,138 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,138 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-21 00:11:16,138 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,138 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-21 00:11:16,152 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-21 00:11:16,152 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,152 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,152 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,153 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,153 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,153 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,154 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,154 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,154 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,155 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,155 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,155 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,156 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,156 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,156 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-21 00:11:16,156 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-21 00:11:16,156 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-21 00:11:16,157 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,157 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,157 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,157 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,157 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,157 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,157 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,157 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,157 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,158 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,158 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,158 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,158 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,158 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,158 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-21 00:11:16,158 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,158 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-21 00:11:16,158 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-21 00:11:16,158 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,159 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,159 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,159 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,159 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,159 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,159 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,159 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,159 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,159 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,160 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,160 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,160 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,160 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,160 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-21 00:11:16,160 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-21 00:11:16,160 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-21 00:11:16,160 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,160 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,161 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,161 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,161 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,161 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,161 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,161 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,161 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,161 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,161 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,161 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,162 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,162 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,162 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 00:11:16,162 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,162 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-21 00:11:16,162 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-21 00:11:16,162 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,162 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,162 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,162 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,163 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,163 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,163 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,163 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,163 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,163 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,163 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,163 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,163 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-21 00:11:16,164 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-21 00:11:16,164 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,164 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,164 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,164 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,164 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,164 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,165 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,165 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,165 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,165 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,165 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,165 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,165 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,165 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,165 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,165 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,166 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-21 00:11:16,166 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-21 00:11:16,166 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,166 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,166 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,166 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,166 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,166 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,166 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,167 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,167 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,167 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 00:11:16,167 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,167 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,167 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-21 00:11:16,167 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-21 00:11:16,167 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,167 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,168 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,168 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,168 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,168 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,168 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,168 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,168 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,168 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,168 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,168 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,169 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,169 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,169 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,169 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,169 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,169 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-21 00:11:16,169 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-21 00:11:16,169 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,169 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,169 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,170 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,170 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,170 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,170 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-07-21 00:11:16,170 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,171 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,171 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,171 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-21 00:11:16,171 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-07-21 00:11:16,171 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,171 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,171 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-07-21 00:11:16,171 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-21 00:11:16,171 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-21 00:11:16,171 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-21 00:11:16,174 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:11:16,185 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 00:11:16,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:11:16 BoogieIcfgContainer [2022-07-21 00:11:16,306 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 00:11:16,306 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 00:11:16,306 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 00:11:16,307 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 00:11:16,307 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:07:31" (3/4) ... [2022-07-21 00:11:16,309 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 00:11:16,346 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-21 00:11:16,353 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-21 00:11:16,355 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 00:11:16,356 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 00:11:16,560 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 00:11:16,560 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 00:11:16,561 INFO L158 Benchmark]: Toolchain (without parser) took 227379.55ms. Allocated memory was 54.5MB in the beginning and 2.3GB in the end (delta: 2.3GB). Free memory was 27.1MB in the beginning and 2.0GB in the end (delta: -2.0GB). Peak memory consumption was 289.6MB. Max. memory is 16.1GB. [2022-07-21 00:11:16,561 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 35.8MB in the beginning and 35.8MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 00:11:16,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 883.96ms. Allocated memory was 54.5MB in the beginning and 75.5MB in the end (delta: 21.0MB). Free memory was 26.8MB in the beginning and 45.2MB in the end (delta: -18.4MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2022-07-21 00:11:16,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.14ms. Allocated memory is still 75.5MB. Free memory was 45.2MB in the beginning and 34.5MB in the end (delta: 10.7MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-07-21 00:11:16,563 INFO L158 Benchmark]: Boogie Preprocessor took 126.39ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 34.5MB in the beginning and 46.4MB in the end (delta: -11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-21 00:11:16,565 INFO L158 Benchmark]: RCFGBuilder took 1636.07ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 46.4MB in the beginning and 63.7MB in the end (delta: -17.3MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2022-07-21 00:11:16,568 INFO L158 Benchmark]: TraceAbstraction took 224347.11ms. Allocated memory was 151.0MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 62.7MB in the beginning and 2.0GB in the end (delta: -2.0GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-07-21 00:11:16,568 INFO L158 Benchmark]: Witness Printer took 253.84ms. Allocated memory is still 2.3GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-07-21 00:11:16,570 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 35.8MB in the beginning and 35.8MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 883.96ms. Allocated memory was 54.5MB in the beginning and 75.5MB in the end (delta: 21.0MB). Free memory was 26.8MB in the beginning and 45.2MB in the end (delta: -18.4MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.14ms. Allocated memory is still 75.5MB. Free memory was 45.2MB in the beginning and 34.5MB in the end (delta: 10.7MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.39ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 34.5MB in the beginning and 46.4MB in the end (delta: -11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1636.07ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 46.4MB in the beginning and 63.7MB in the end (delta: -17.3MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * TraceAbstraction took 224347.11ms. Allocated memory was 151.0MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 62.7MB in the beginning and 2.0GB in the end (delta: -2.0GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Witness Printer took 253.84ms. Allocated memory is still 2.3GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. 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: 200]: 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, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 224.2s, OverallIterations: 29, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 54.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 114.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23070 SdHoareTripleChecker+Valid, 48.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23070 mSDsluCounter, 7969 SdHoareTripleChecker+Invalid, 39.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1116 mSDsCounter, 7209 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 85890 IncrementalHoareTripleChecker+Invalid, 93099 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7209 mSolverCounterUnsat, 6853 mSDtfsCounter, 85890 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26016 GetRequests, 25815 SyntacticMatches, 1 SemanticMatches, 200 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1165 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22107occurred in iteration=14, InterpolantAutomatonStates: 223, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.4s AutomataMinimizationTime, 29 MinimizatonAttempts, 28213 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 383 NumberOfFragments, 5414 HoareAnnotationTreeSize, 4 FomulaSimplifications, 209622 FormulaSimplificationTreeSizeReduction, 91.6s HoareSimplificationTime, 4 FomulaSimplificationsInter, 2350795 FormulaSimplificationTreeSizeReductionInter, 22.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 4.8s SatisfiabilityAnalysisTime, 37.9s InterpolantComputationTime, 51623 NumberOfCodeBlocks, 51623 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 59838 ConstructedInterpolants, 0 QuantifiedInterpolants, 205338 SizeOfPredicates, 30 NumberOfNonLiveVariables, 20380 ConjunctsInSsa, 77 ConjunctsInUnsatCore, 47 InterpolantComputations, 23 PerfectInterpolantSequences, 195006/208903 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: 1504]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) || ((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && 7 == a12) && a18 <= 134)) || (((((((a16 == 9 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((0 <= 87 + a18 && a12 == 6) && a16 == 12) && a15 == 3) && a18 <= 134)) || ((((a16 == 8 && a15 == 4) && a12 == 6) && a18 <= 594508) && 134 < a18)) || (((((a16 == 9 && a15 == 4) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((((a12 <= 5 && a15 == 4) && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a15 == 4 && 10 <= a16) && a12 == 6) && a18 <= 594508) && a16 <= 11) && 134 < a18)) || (((((!(input == 3) && a16 == 8) && a15 == 4) && a18 <= 594508) && 5 == a12) && 134 < a18)) || ((((((!(input == 6) && a12 == 9) && a16 == 12) && !(input == 4)) && 134 < a18) && a15 == 3) && a18 <= 600002)) || ((((0 <= 87 + a18 && a16 == 9) && 9 <= a12) && a15 == 3) && a18 <= 600002)) || (((((((!(input == 6) && a12 == 9) && a16 == 8) && a15 == 4) && (!(input == 3) || 0 < a18 + 156)) && 87 + a18 <= 0) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 6) && a18 <= 134)) || (((((((a16 == 8 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((a16 == 8 && ((((0 <= 87 + a18 && 9 <= a12) && !(134 < a18)) && a16 <= 11) || ((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135))) && a15 == 3)) || (((((a18 <= 597816 && a12 == 8) && a16 == 12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((a16 == 9 && ((((0 <= 87 + a18 && 9 <= a12) && !(134 < a18)) && a16 <= 11) || ((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135))) && a15 == 3)) || ((a16 == 11 && ((((0 <= 87 + a18 && 9 <= a12) && !(134 < a18)) && a16 <= 11) || ((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135))) && a15 == 3)) || (((((a16 == 9 && a15 == 4) && 5 == a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((a16 == 8 && (((((a12 == 6 && !(134 < a18)) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((0 <= 87 + a18 && a12 == 6) && a16 <= 11))) && a15 == 3) && a18 <= 600002)) || (((10 <= a16 && (((((a12 == 6 && !(134 < a18)) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((0 <= 87 + a18 && a12 == 6) && a16 <= 11))) && a15 == 3) && a18 <= 600002)) || ((((((a16 == 11 && !(134 < a18)) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || ((((594218 < a18 && a12 == 6) && a18 <= 594508) && a16 == 12) && a15 == 3)) || (((((!(input == 1) && a18 <= 69306) && a12 == 9) && a16 == 8) && a15 == 4) && 69094 <= a18)) || (((((((a16 == 9 && a15 == 4) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((((a12 == 8 && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || (((((a18 + 156 <= 0 && a16 == 12) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a16 == 9) && 5 == a12) && a15 == 3) && a18 <= 600002)) || (((((a16 == 8 && a15 == 4) && 5 == a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((0 <= 87 + a18 && a16 == 12) && 9 <= a12) && a15 == 3) && a18 <= 134)) || ((((((((a16 == 8 && a15 == 4) && a12 == 6) && 300160 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((((a15 == 4 && 10 <= a16) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a16 == 12 && 5 == a12) && !(a18 + 156 <= 0)) && a15 == 3) && a18 <= 134)) || ((((a18 <= 594508 && a16 == 12) && 5 == a12) && 134 < a18) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 8) && 9 <= a12) && a15 == 3) && a18 <= 600002)) || (a15 == 4 && ((((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) || (((0 <= 87 + a18 && a16 == 9) && 7 == a12) && a18 <= 134)) || (((a18 <= 597816 && a16 == 9) && 594218 < a18) && 7 == a12)))) || (((((10 <= a16 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || (((((a16 == 9 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || ((((((a16 == 8 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((a16 == 12 && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) && a18 <= 134)) || ((((((a16 == 9 && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a16 == 9) && a15 == 3) && a18 <= 600002) && 7 == a12)) || (((((a16 == 8 && 5 == a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a16 == 10 && a15 == 4) && 5 == a12) && 0 < (a18 + -599175) / 3 + 156) && a18 <= 600002)) || ((((0 <= 87 + a18 && a16 == 8) && a12 == 8) && a15 == 3) && a18 <= 600002)) || ((((((((a16 == 8 && a15 == 4) && a18 + 156 <= 0) && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((0 <= 87 + a18 && !(input == 6)) && a12 == 9) && a16 == 8) && a15 == 4) && a18 <= 134) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) || ((((((0 <= 87 + a18 && a15 == 4) && 10 <= a16) && a12 == 6) && a18 <= 594508) && a16 <= 11) && 4 <= a15)) || (((((((a16 == 9 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((0 <= 87 + a18 && a12 == 6) && a16 == 12) && a15 == 3) && a18 <= 134)) || (((((((a12 <= 5 && a15 == 4) && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && 9 <= a12) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && 9 <= a12) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a16 <= 11) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 4 <= a15) && 7 == a12)) || (((((a16 == 9 && a15 == 4) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a12 == 8 && a16 == 12) && 87 + a18 <= 0) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && a16 <= 11) && a15 == 3) && a18 <= 600002) && 7 == a12)) || (((((((a16 == 8 && a15 <= 3) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || (((((!(input == 3) && a16 == 8) && a15 == 4) && a18 <= 594508) && 5 == a12) && 134 < a18)) || ((((((((a12 <= 5 && a16 == 9) && a15 == 4) && 5 == a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((((a16 == 8 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a16 == 11 && !(134 < a18)) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || ((((0 <= 87 + a18 && a16 == 8) && 5 == a12) && !(134 < a18)) && a15 == 3)) || ((a16 == 9 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((a16 == 11 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((((594218 < a18 && a12 == 6) && a18 <= 594508) && a16 == 12) && a15 == 3)) || (((((((a16 == 9 && a15 == 4) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a18 + 156 <= 0 && a16 == 12) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a16 == 9) && 5 == a12) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && a12 == 8) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((a18 <= 597816 && a12 == 8) && a16 == 12) && 134 < a18) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 12) && 9 <= a12) && a15 == 3) && a18 <= 134)) || (a15 == 4 && (((((((0 <= 87 + a18 && a16 == 9) && a16 <= 11) && 4 <= a15) && 7 == a12) && a18 <= 134) || ((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((a18 <= 597816 && a16 == 9) && 594218 < a18) && 7 == a12)))) || ((((((((a16 == 8 && a15 == 4) && a12 == 6) && 300160 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a18 <= 69306 && a12 == 9) && a16 == 8) && a15 == 4) && 69094 <= a18)) || (((((((a15 == 4 && 10 <= a16) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a16 == 12 && 5 == a12) && !(a18 + 156 <= 0)) && a15 == 3) && a18 <= 134)) || (((((a16 == 8 && 87 + a18 <= 0) && 5 == a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((a18 <= 594508 && a16 == 12) && 5 == a12) && 134 < a18) && a15 == 3)) || (((((10 <= a16 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || (((((a16 == 9 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || (((((a12 == 9 && a16 == 12) && !(input == 4)) && 134 < a18) && a15 == 3) && a18 <= 600002)) || (((((((a15 <= 3 && 10 <= a16) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((a16 == 8 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((a16 == 12 && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) && a18 <= 134)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 6) && a18 <= 594508) && a16 <= 11) && 4 <= a15)) || (((((((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a12 == 8) && a16 == 12) && a15 == 3) && a18 <= 134)) || ((((a16 == 10 && a15 == 4) && 5 == a12) && 0 < (a18 + -599175) / 3 + 156) && a18 <= 600002)) || ((((((((a16 == 8 && a15 == 4) && a18 + 156 <= 0) && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((((a15 <= 3 && a12 == 8) && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((((a12 <= 5 && a16 == 8) && a15 == 4) && 5 == a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((a16 == 8 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((((((!(input == 6) || 135 <= a18) && 0 <= 87 + a18) && a12 == 9) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((((((((!(input == 6) || 135 <= a18) && a12 == 9) && a16 == 8) && a15 == 4) && (!(input == 3) || 0 < a18 + 156)) && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) || ((((((0 <= 87 + a18 && a15 == 4) && 10 <= a16) && a12 == 6) && a18 <= 594508) && a16 <= 11) && 4 <= a15)) || (((((((a16 == 9 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((0 <= 87 + a18 && a12 == 6) && a16 == 12) && a15 == 3) && a18 <= 134)) || (((((((a12 <= 5 && a15 == 4) && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && 9 <= a12) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && 9 <= a12) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a16 <= 11) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 4 <= a15) && 7 == a12)) || (((((a16 == 9 && a15 == 4) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a12 == 8 && a16 == 12) && 87 + a18 <= 0) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && a16 <= 11) && a15 == 3) && a18 <= 600002) && 7 == a12)) || (((((((a16 == 8 && a15 <= 3) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || (((((!(input == 3) && a16 == 8) && a15 == 4) && a18 <= 594508) && 5 == a12) && 134 < a18)) || ((((((((a12 <= 5 && a16 == 9) && a15 == 4) && 5 == a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((((a16 == 8 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a16 == 11 && !(134 < a18)) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || ((((0 <= 87 + a18 && a16 == 8) && 5 == a12) && !(134 < a18)) && a15 == 3)) || ((a16 == 9 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((a16 == 11 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((((594218 < a18 && a12 == 6) && a18 <= 594508) && a16 == 12) && a15 == 3)) || (((((((a16 == 9 && a15 == 4) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a18 + 156 <= 0 && a16 == 12) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a16 == 9) && 5 == a12) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && a12 == 8) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((a18 <= 597816 && a12 == 8) && a16 == 12) && 134 < a18) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 12) && 9 <= a12) && a15 == 3) && a18 <= 134)) || (a15 == 4 && (((((((0 <= 87 + a18 && a16 == 9) && a16 <= 11) && 4 <= a15) && 7 == a12) && a18 <= 134) || ((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((a18 <= 597816 && a16 == 9) && 594218 < a18) && 7 == a12)))) || ((((((((a16 == 8 && a15 == 4) && a12 == 6) && 300160 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a18 <= 69306 && a12 == 9) && a16 == 8) && a15 == 4) && 69094 <= a18)) || (((((((a15 == 4 && 10 <= a16) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a16 == 12 && 5 == a12) && !(a18 + 156 <= 0)) && a15 == 3) && a18 <= 134)) || (((((a16 == 8 && 87 + a18 <= 0) && 5 == a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((a18 <= 594508 && a16 == 12) && 5 == a12) && 134 < a18) && a15 == 3)) || (((((10 <= a16 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || (((((a16 == 9 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || (((((a12 == 9 && a16 == 12) && !(input == 4)) && 134 < a18) && a15 == 3) && a18 <= 600002)) || (((((((a15 <= 3 && 10 <= a16) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((a16 == 8 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((a16 == 12 && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) && a18 <= 134)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 6) && a18 <= 594508) && a16 <= 11) && 4 <= a15)) || (((((((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a12 == 8) && a16 == 12) && a15 == 3) && a18 <= 134)) || ((((a16 == 10 && a15 == 4) && 5 == a12) && 0 < (a18 + -599175) / 3 + 156) && a18 <= 600002)) || ((((((((a16 == 8 && a15 == 4) && a18 + 156 <= 0) && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((((a15 <= 3 && a12 == 8) && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((((a12 <= 5 && a16 == 8) && a15 == 4) && 5 == a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((a16 == 8 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((((((!(input == 6) || 135 <= a18) && 0 <= 87 + a18) && a12 == 9) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((((((((!(input == 6) || 135 <= a18) && a12 == 9) && a16 == 8) && a15 == 4) && (!(input == 3) || 0 < a18 + 156)) && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-21 00:11:16,652 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