./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c 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/Problem15_label55.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 b72ce2b63fc45ad9e7a0a19d4e53676fd1965a82647477e906aa1505ccdd455f --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 01:22:43,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 01:22:43,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 01:22:43,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 01:22:43,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 01:22:43,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 01:22:43,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 01:22:43,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 01:22:43,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 01:22:43,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 01:22:43,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 01:22:43,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 01:22:43,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 01:22:43,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 01:22:43,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 01:22:43,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 01:22:43,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 01:22:43,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 01:22:43,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 01:22:43,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 01:22:43,926 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 01:22:43,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 01:22:43,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 01:22:43,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 01:22:43,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 01:22:43,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 01:22:43,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 01:22:43,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 01:22:43,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 01:22:43,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 01:22:43,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 01:22:43,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 01:22:43,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 01:22:43,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 01:22:43,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 01:22:43,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 01:22:43,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 01:22:43,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 01:22:43,946 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 01:22:43,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 01:22:43,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 01:22:43,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 01:22:43,950 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 01:22:43,971 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 01:22:43,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 01:22:43,972 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 01:22:43,972 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 01:22:43,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 01:22:43,973 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 01:22:43,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 01:22:43,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 01:22:43,974 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 01:22:43,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 01:22:43,975 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 01:22:43,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 01:22:43,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 01:22:43,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 01:22:43,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 01:22:43,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 01:22:43,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 01:22:43,977 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 01:22:43,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 01:22:43,977 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 01:22:43,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 01:22:43,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 01:22:43,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 01:22:43,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 01:22:43,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:22:43,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 01:22:43,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 01:22:43,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 01:22:43,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 01:22:43,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 01:22:43,979 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 01:22:43,980 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 01:22:43,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 01:22:43,980 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b72ce2b63fc45ad9e7a0a19d4e53676fd1965a82647477e906aa1505ccdd455f [2022-07-12 01:22:44,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 01:22:44,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 01:22:44,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 01:22:44,250 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 01:22:44,251 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 01:22:44,253 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label55.c [2022-07-12 01:22:44,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24cb78052/04ff2734b25149bea78f4d85c1bd9644/FLAG0337d8ae8 [2022-07-12 01:22:44,922 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 01:22:44,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label55.c [2022-07-12 01:22:44,954 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24cb78052/04ff2734b25149bea78f4d85c1bd9644/FLAG0337d8ae8 [2022-07-12 01:22:45,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24cb78052/04ff2734b25149bea78f4d85c1bd9644 [2022-07-12 01:22:45,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 01:22:45,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 01:22:45,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 01:22:45,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 01:22:45,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 01:22:45,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:45,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b0ab85c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45, skipping insertion in model container [2022-07-12 01:22:45,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:45,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 01:22:45,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 01:22:45,421 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/Problem15_label55.c[6938,6951] [2022-07-12 01:22:45,751 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:22:45,762 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 01:22:45,793 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/Problem15_label55.c[6938,6951] [2022-07-12 01:22:45,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:22:45,976 INFO L208 MainTranslator]: Completed translation [2022-07-12 01:22:45,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45 WrapperNode [2022-07-12 01:22:45,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 01:22:45,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 01:22:45,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 01:22:45,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 01:22:45,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:46,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:46,191 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-07-12 01:22:46,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 01:22:46,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 01:22:46,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 01:22:46,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 01:22:46,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:46,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:46,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:46,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:46,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:46,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:46,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:46,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 01:22:46,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 01:22:46,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 01:22:46,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 01:22:46,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (1/1) ... [2022-07-12 01:22:46,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:22:46,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:22:46,431 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) [2022-07-12 01:22:46,440 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 [2022-07-12 01:22:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 01:22:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 01:22:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 01:22:46,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 01:22:46,535 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 01:22:46,537 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 01:22:48,986 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 01:22:49,002 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 01:22:49,003 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 01:22:49,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:22:49 BoogieIcfgContainer [2022-07-12 01:22:49,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 01:22:49,010 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 01:22:49,010 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 01:22:49,018 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 01:22:49,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 01:22:45" (1/3) ... [2022-07-12 01:22:49,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f11a73b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:22:49, skipping insertion in model container [2022-07-12 01:22:49,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:22:45" (2/3) ... [2022-07-12 01:22:49,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f11a73b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:22:49, skipping insertion in model container [2022-07-12 01:22:49,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:22:49" (3/3) ... [2022-07-12 01:22:49,021 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label55.c [2022-07-12 01:22:49,035 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 01:22:49,035 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 01:22:49,110 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 01:22:49,118 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@2f271b57, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@456be7aa [2022-07-12 01:22:49,119 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 01:22:49,135 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 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) [2022-07-12 01:22:49,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-07-12 01:22:49,149 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:22:49,150 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] [2022-07-12 01:22:49,150 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:22:49,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:22:49,155 INFO L85 PathProgramCache]: Analyzing trace with hash -66916295, now seen corresponding path program 1 times [2022-07-12 01:22:49,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:22:49,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783195938] [2022-07-12 01:22:49,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:22:49,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:22:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:22:49,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:22:49,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:22:49,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783195938] [2022-07-12 01:22:49,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783195938] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:22:49,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:22:49,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:22:49,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480494521] [2022-07-12 01:22:49,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:22:49,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:22:49,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:22:49,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:22:49,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:22:49,528 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 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 19.0) internal successors, (57), 2 states have internal predecessors, (57), 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) [2022-07-12 01:22:51,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:22:51,524 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2022-07-12 01:22:51,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:22:51,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 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 57 [2022-07-12 01:22:51,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:22:51,542 INFO L225 Difference]: With dead ends: 1155 [2022-07-12 01:22:51,543 INFO L226 Difference]: Without dead ends: 667 [2022-07-12 01:22:51,548 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 [2022-07-12 01:22:51,551 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 287 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:22:51,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 371 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 899 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-12 01:22:51,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2022-07-12 01:22:51,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2022-07-12 01:22:51,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 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) [2022-07-12 01:22:51,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2022-07-12 01:22:51,624 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 57 [2022-07-12 01:22:51,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:22:51,625 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2022-07-12 01:22:51,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 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) [2022-07-12 01:22:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2022-07-12 01:22:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-12 01:22:51,630 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:22:51,631 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:22:51,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 01:22:51,631 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:22:51,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:22:51,632 INFO L85 PathProgramCache]: Analyzing trace with hash -664289441, now seen corresponding path program 1 times [2022-07-12 01:22:51,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:22:51,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880031382] [2022-07-12 01:22:51,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:22:51,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:22:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:22:51,893 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:22:51,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:22:51,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880031382] [2022-07-12 01:22:51,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880031382] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:22:51,895 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:22:51,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:22:51,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269997104] [2022-07-12 01:22:51,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:22:51,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:22:51,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:22:51,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:22:51,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:22:51,905 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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) [2022-07-12 01:22:53,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:22:53,873 INFO L93 Difference]: Finished difference Result 1953 states and 2893 transitions. [2022-07-12 01:22:53,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:22:53,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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 132 [2022-07-12 01:22:53,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:22:53,880 INFO L225 Difference]: With dead ends: 1953 [2022-07-12 01:22:53,880 INFO L226 Difference]: Without dead ends: 1290 [2022-07-12 01:22:53,883 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 [2022-07-12 01:22:53,884 INFO L413 NwaCegarLoop]: 288 mSDtfsCounter, 257 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:22:53,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 325 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-12 01:22:53,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states. [2022-07-12 01:22:53,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 1282. [2022-07-12 01:22:53,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.3989071038251366) internal successors, (1792), 1281 states have internal predecessors, (1792), 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) [2022-07-12 01:22:53,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2022-07-12 01:22:53,919 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 132 [2022-07-12 01:22:53,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:22:53,920 INFO L495 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2022-07-12 01:22:53,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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) [2022-07-12 01:22:53,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2022-07-12 01:22:53,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-07-12 01:22:53,925 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:22:53,926 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:22:53,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 01:22:53,926 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:22:53,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:22:53,927 INFO L85 PathProgramCache]: Analyzing trace with hash 22508777, now seen corresponding path program 1 times [2022-07-12 01:22:53,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:22:53,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448505266] [2022-07-12 01:22:53,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:22:53,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:22:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:22:54,023 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:22:54,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:22:54,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448505266] [2022-07-12 01:22:54,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448505266] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:22:54,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:22:54,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:22:54,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884070027] [2022-07-12 01:22:54,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:22:54,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:22:54,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:22:54,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:22:54,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:22:54,027 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 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) [2022-07-12 01:22:55,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:22:55,950 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2022-07-12 01:22:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:22:55,950 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 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 136 [2022-07-12 01:22:55,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:22:55,959 INFO L225 Difference]: With dead ends: 3764 [2022-07-12 01:22:55,960 INFO L226 Difference]: Without dead ends: 2484 [2022-07-12 01:22:55,962 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 [2022-07-12 01:22:55,963 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 236 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:22:55,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 366 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-07-12 01:22:55,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2022-07-12 01:22:55,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2022-07-12 01:22:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2181 states have (on average 1.2815222375057314) internal successors, (2795), 2181 states have internal predecessors, (2795), 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) [2022-07-12 01:22:56,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2022-07-12 01:22:56,009 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 136 [2022-07-12 01:22:56,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:22:56,010 INFO L495 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2022-07-12 01:22:56,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 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) [2022-07-12 01:22:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2022-07-12 01:22:56,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-07-12 01:22:56,019 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:22:56,019 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, 2, 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] [2022-07-12 01:22:56,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 01:22:56,020 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:22:56,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:22:56,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1359144620, now seen corresponding path program 1 times [2022-07-12 01:22:56,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:22:56,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692518702] [2022-07-12 01:22:56,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:22:56,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:22:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:22:56,198 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-12 01:22:56,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:22:56,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692518702] [2022-07-12 01:22:56,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692518702] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:22:56,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:22:56,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:22:56,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39057908] [2022-07-12 01:22:56,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:22:56,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:22:56,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:22:56,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:22:56,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:22:56,201 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 2 states have internal predecessors, (150), 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) [2022-07-12 01:22:57,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:22:57,510 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2022-07-12 01:22:57,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:22:57,511 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 2 states have internal predecessors, (150), 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 227 [2022-07-12 01:22:57,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:22:57,527 INFO L225 Difference]: With dead ends: 6166 [2022-07-12 01:22:57,527 INFO L226 Difference]: Without dead ends: 3986 [2022-07-12 01:22:57,530 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 [2022-07-12 01:22:57,541 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:22:57,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:22:57,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2022-07-12 01:22:57,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2022-07-12 01:22:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.2200488997555012) internal successors, (4491), 3681 states have internal predecessors, (4491), 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) [2022-07-12 01:22:57,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2022-07-12 01:22:57,614 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 227 [2022-07-12 01:22:57,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:22:57,615 INFO L495 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2022-07-12 01:22:57,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 2 states have internal predecessors, (150), 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) [2022-07-12 01:22:57,616 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2022-07-12 01:22:57,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-07-12 01:22:57,621 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:22:57,621 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, 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] [2022-07-12 01:22:57,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 01:22:57,622 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:22:57,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:22:57,622 INFO L85 PathProgramCache]: Analyzing trace with hash -764479700, now seen corresponding path program 1 times [2022-07-12 01:22:57,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:22:57,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533880490] [2022-07-12 01:22:57,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:22:57,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:22:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:22:57,838 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-07-12 01:22:57,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:22:57,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533880490] [2022-07-12 01:22:57,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533880490] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:22:57,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:22:57,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:22:57,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258261965] [2022-07-12 01:22:57,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:22:57,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:22:57,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:22:57,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:22:57,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:22:57,842 INFO L87 Difference]: Start difference. First operand 3682 states and 4491 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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) [2022-07-12 01:22:59,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:22:59,342 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2022-07-12 01:22:59,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:22:59,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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 329 [2022-07-12 01:22:59,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:22:59,361 INFO L225 Difference]: With dead ends: 7661 [2022-07-12 01:22:59,361 INFO L226 Difference]: Without dead ends: 3981 [2022-07-12 01:22:59,366 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 [2022-07-12 01:22:59,369 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 01:22:59,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 01:22:59,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2022-07-12 01:22:59,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2022-07-12 01:22:59,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3980 states have (on average 1.2050251256281408) internal successors, (4796), 3980 states have internal predecessors, (4796), 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) [2022-07-12 01:22:59,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2022-07-12 01:22:59,454 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 329 [2022-07-12 01:22:59,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:22:59,456 INFO L495 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2022-07-12 01:22:59,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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) [2022-07-12 01:22:59,459 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2022-07-12 01:22:59,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2022-07-12 01:22:59,464 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:22:59,465 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:22:59,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 01:22:59,466 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:22:59,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:22:59,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1396325859, now seen corresponding path program 1 times [2022-07-12 01:22:59,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:22:59,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103557538] [2022-07-12 01:22:59,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:22:59,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:22:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:22:59,661 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-12 01:22:59,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:22:59,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103557538] [2022-07-12 01:22:59,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103557538] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:22:59,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:22:59,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:22:59,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252154589] [2022-07-12 01:22:59,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:22:59,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:22:59,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:22:59,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:22:59,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:22:59,665 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 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) [2022-07-12 01:23:01,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:01,321 INFO L93 Difference]: Finished difference Result 9465 states and 11674 transitions. [2022-07-12 01:23:01,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:01,322 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 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 344 [2022-07-12 01:23:01,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:01,341 INFO L225 Difference]: With dead ends: 9465 [2022-07-12 01:23:01,341 INFO L226 Difference]: Without dead ends: 5785 [2022-07-12 01:23:01,347 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 [2022-07-12 01:23:01,348 INFO L413 NwaCegarLoop]: 632 mSDtfsCounter, 259 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:01,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 671 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 01:23:01,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2022-07-12 01:23:01,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 5783. [2022-07-12 01:23:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5783 states, 5782 states have (on average 1.1675890695261155) internal successors, (6751), 5782 states have internal predecessors, (6751), 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) [2022-07-12 01:23:01,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 5783 states and 6751 transitions. [2022-07-12 01:23:01,487 INFO L78 Accepts]: Start accepts. Automaton has 5783 states and 6751 transitions. Word has length 344 [2022-07-12 01:23:01,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:01,488 INFO L495 AbstractCegarLoop]: Abstraction has 5783 states and 6751 transitions. [2022-07-12 01:23:01,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 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) [2022-07-12 01:23:01,488 INFO L276 IsEmpty]: Start isEmpty. Operand 5783 states and 6751 transitions. [2022-07-12 01:23:01,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-07-12 01:23:01,494 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:01,495 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:23:01,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 01:23:01,495 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:01,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:01,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1074223962, now seen corresponding path program 1 times [2022-07-12 01:23:01,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:01,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211850054] [2022-07-12 01:23:01,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:01,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:01,714 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-07-12 01:23:01,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:01,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211850054] [2022-07-12 01:23:01,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211850054] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:01,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:01,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:23:01,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264653129] [2022-07-12 01:23:01,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:01,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:01,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:01,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:01,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:01,717 INFO L87 Difference]: Start difference. First operand 5783 states and 6751 transitions. Second operand has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 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) [2022-07-12 01:23:03,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:03,565 INFO L93 Difference]: Finished difference Result 13364 states and 15910 transitions. [2022-07-12 01:23:03,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:03,569 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 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 403 [2022-07-12 01:23:03,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:03,592 INFO L225 Difference]: With dead ends: 13364 [2022-07-12 01:23:03,592 INFO L226 Difference]: Without dead ends: 7882 [2022-07-12 01:23:03,597 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 [2022-07-12 01:23:03,598 INFO L413 NwaCegarLoop]: 598 mSDtfsCounter, 270 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:03,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 635 Invalid, 1121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-12 01:23:03,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7882 states. [2022-07-12 01:23:03,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7882 to 7284. [2022-07-12 01:23:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7284 states, 7283 states have (on average 1.148702457778388) internal successors, (8366), 7283 states have internal predecessors, (8366), 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) [2022-07-12 01:23:03,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7284 states to 7284 states and 8366 transitions. [2022-07-12 01:23:03,720 INFO L78 Accepts]: Start accepts. Automaton has 7284 states and 8366 transitions. Word has length 403 [2022-07-12 01:23:03,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:03,721 INFO L495 AbstractCegarLoop]: Abstraction has 7284 states and 8366 transitions. [2022-07-12 01:23:03,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 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) [2022-07-12 01:23:03,721 INFO L276 IsEmpty]: Start isEmpty. Operand 7284 states and 8366 transitions. [2022-07-12 01:23:03,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2022-07-12 01:23:03,728 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:03,729 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:23:03,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 01:23:03,729 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:03,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:03,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1496156917, now seen corresponding path program 1 times [2022-07-12 01:23:03,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:03,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397937960] [2022-07-12 01:23:03,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:03,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:03,969 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-12 01:23:03,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:03,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397937960] [2022-07-12 01:23:03,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397937960] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:03,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:03,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:23:03,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040647615] [2022-07-12 01:23:03,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:03,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:03,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:03,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:03,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:03,972 INFO L87 Difference]: Start difference. First operand 7284 states and 8366 transitions. Second operand has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 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) [2022-07-12 01:23:05,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:05,560 INFO L93 Difference]: Finished difference Result 16064 states and 18802 transitions. [2022-07-12 01:23:05,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:05,560 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 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 418 [2022-07-12 01:23:05,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:05,585 INFO L225 Difference]: With dead ends: 16064 [2022-07-12 01:23:05,586 INFO L226 Difference]: Without dead ends: 9081 [2022-07-12 01:23:05,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:05,594 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 334 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 835 mSolverCounterSat, 398 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 398 IncrementalHoareTripleChecker+Valid, 835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:05,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [334 Valid, 156 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [398 Valid, 835 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 01:23:05,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9081 states. [2022-07-12 01:23:05,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9081 to 9081. [2022-07-12 01:23:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9081 states, 9080 states have (on average 1.1708149779735684) internal successors, (10631), 9080 states have internal predecessors, (10631), 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) [2022-07-12 01:23:05,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9081 states to 9081 states and 10631 transitions. [2022-07-12 01:23:05,730 INFO L78 Accepts]: Start accepts. Automaton has 9081 states and 10631 transitions. Word has length 418 [2022-07-12 01:23:05,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:05,731 INFO L495 AbstractCegarLoop]: Abstraction has 9081 states and 10631 transitions. [2022-07-12 01:23:05,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 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) [2022-07-12 01:23:05,732 INFO L276 IsEmpty]: Start isEmpty. Operand 9081 states and 10631 transitions. [2022-07-12 01:23:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2022-07-12 01:23:05,738 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:05,739 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:23:05,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 01:23:05,739 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:05,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:05,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1494481576, now seen corresponding path program 1 times [2022-07-12 01:23:05,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:05,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164109988] [2022-07-12 01:23:05,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:05,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-07-12 01:23:05,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:05,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164109988] [2022-07-12 01:23:05,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164109988] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:05,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:05,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:23:05,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127102135] [2022-07-12 01:23:05,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:05,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:05,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:05,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:05,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:05,966 INFO L87 Difference]: Start difference. First operand 9081 states and 10631 transitions. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2022-07-12 01:23:07,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:07,600 INFO L93 Difference]: Finished difference Result 22955 states and 26976 transitions. [2022-07-12 01:23:07,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:07,602 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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 493 [2022-07-12 01:23:07,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:07,624 INFO L225 Difference]: With dead ends: 22955 [2022-07-12 01:23:07,625 INFO L226 Difference]: Without dead ends: 11484 [2022-07-12 01:23:07,636 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 [2022-07-12 01:23:07,637 INFO L413 NwaCegarLoop]: 634 mSDtfsCounter, 285 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 1141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:07,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 680 Invalid, 1141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 01:23:07,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11484 states. [2022-07-12 01:23:07,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11484 to 11484. [2022-07-12 01:23:07,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11484 states, 11483 states have (on average 1.1284507532874684) internal successors, (12958), 11483 states have internal predecessors, (12958), 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) [2022-07-12 01:23:07,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11484 states to 11484 states and 12958 transitions. [2022-07-12 01:23:07,784 INFO L78 Accepts]: Start accepts. Automaton has 11484 states and 12958 transitions. Word has length 493 [2022-07-12 01:23:07,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:07,785 INFO L495 AbstractCegarLoop]: Abstraction has 11484 states and 12958 transitions. [2022-07-12 01:23:07,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2022-07-12 01:23:07,786 INFO L276 IsEmpty]: Start isEmpty. Operand 11484 states and 12958 transitions. [2022-07-12 01:23:07,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2022-07-12 01:23:07,793 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:07,793 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:23:07,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 01:23:07,794 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:07,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:07,795 INFO L85 PathProgramCache]: Analyzing trace with hash 921753906, now seen corresponding path program 1 times [2022-07-12 01:23:07,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:07,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079519202] [2022-07-12 01:23:07,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:07,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:08,186 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 258 proven. 79 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-07-12 01:23:08,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:08,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079519202] [2022-07-12 01:23:08,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079519202] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:23:08,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2069327719] [2022-07-12 01:23:08,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:08,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:23:08,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:23:08,191 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) [2022-07-12 01:23:08,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 01:23:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:08,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:23:08,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:23:08,536 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-07-12 01:23:08,536 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:23:08,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2069327719] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:08,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:23:08,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-12 01:23:08,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878242880] [2022-07-12 01:23:08,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:08,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:08,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:08,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:08,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:23:08,547 INFO L87 Difference]: Start difference. First operand 11484 states and 12958 transitions. Second operand has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 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) [2022-07-12 01:23:10,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:10,064 INFO L93 Difference]: Finished difference Result 25656 states and 29285 transitions. [2022-07-12 01:23:10,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:10,064 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 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 496 [2022-07-12 01:23:10,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:10,091 INFO L225 Difference]: With dead ends: 25656 [2022-07-12 01:23:10,091 INFO L226 Difference]: Without dead ends: 14473 [2022-07-12 01:23:10,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 500 GetRequests, 495 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:23:10,106 INFO L413 NwaCegarLoop]: 431 mSDtfsCounter, 365 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 1028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:10,108 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [365 Valid, 451 Invalid, 1028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 01:23:10,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14473 states. [2022-07-12 01:23:10,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14473 to 14174. [2022-07-12 01:23:10,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14174 states, 14173 states have (on average 1.1343399421435123) internal successors, (16077), 14173 states have internal predecessors, (16077), 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) [2022-07-12 01:23:10,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14174 states to 14174 states and 16077 transitions. [2022-07-12 01:23:10,317 INFO L78 Accepts]: Start accepts. Automaton has 14174 states and 16077 transitions. Word has length 496 [2022-07-12 01:23:10,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:10,318 INFO L495 AbstractCegarLoop]: Abstraction has 14174 states and 16077 transitions. [2022-07-12 01:23:10,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 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) [2022-07-12 01:23:10,319 INFO L276 IsEmpty]: Start isEmpty. Operand 14174 states and 16077 transitions. [2022-07-12 01:23:10,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2022-07-12 01:23:10,325 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:10,326 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, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:23:10,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 01:23:10,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-07-12 01:23:10,549 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:10,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:10,550 INFO L85 PathProgramCache]: Analyzing trace with hash -536888608, now seen corresponding path program 1 times [2022-07-12 01:23:10,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:10,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85137526] [2022-07-12 01:23:10,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:10,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 270 proven. 79 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-07-12 01:23:10,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:10,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85137526] [2022-07-12 01:23:10,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85137526] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:23:10,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098751719] [2022-07-12 01:23:10,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:10,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:23:10,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:23:10,884 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) [2022-07-12 01:23:10,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 01:23:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:11,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 632 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:23:11,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:23:11,255 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-07-12 01:23:11,256 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:23:11,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098751719] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:11,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:23:11,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-12 01:23:11,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827299419] [2022-07-12 01:23:11,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:11,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:11,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:11,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:11,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:23:11,260 INFO L87 Difference]: Start difference. First operand 14174 states and 16077 transitions. Second operand has 3 states, 3 states have (on average 149.66666666666666) internal successors, (449), 3 states have internal predecessors, (449), 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) [2022-07-12 01:23:12,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:12,484 INFO L93 Difference]: Finished difference Result 28051 states and 31856 transitions. [2022-07-12 01:23:12,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:12,484 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 149.66666666666666) internal successors, (449), 3 states have internal predecessors, (449), 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 503 [2022-07-12 01:23:12,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:12,516 INFO L225 Difference]: With dead ends: 28051 [2022-07-12 01:23:12,516 INFO L226 Difference]: Without dead ends: 14178 [2022-07-12 01:23:12,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 502 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:23:12,530 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 266 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 815 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 815 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:12,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 248 Invalid, 1023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 815 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-12 01:23:12,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14178 states. [2022-07-12 01:23:12,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14178 to 13575. [2022-07-12 01:23:12,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13575 states, 13574 states have (on average 1.1149992632974806) internal successors, (15135), 13574 states have internal predecessors, (15135), 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) [2022-07-12 01:23:12,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13575 states to 13575 states and 15135 transitions. [2022-07-12 01:23:12,710 INFO L78 Accepts]: Start accepts. Automaton has 13575 states and 15135 transitions. Word has length 503 [2022-07-12 01:23:12,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:12,710 INFO L495 AbstractCegarLoop]: Abstraction has 13575 states and 15135 transitions. [2022-07-12 01:23:12,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 149.66666666666666) internal successors, (449), 3 states have internal predecessors, (449), 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) [2022-07-12 01:23:12,711 INFO L276 IsEmpty]: Start isEmpty. Operand 13575 states and 15135 transitions. [2022-07-12 01:23:12,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2022-07-12 01:23:12,716 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:12,718 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:23:12,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 01:23:12,931 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,SelfDestructingSolverStorable10 [2022-07-12 01:23:12,932 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:12,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:12,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1478191957, now seen corresponding path program 1 times [2022-07-12 01:23:12,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:12,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105412618] [2022-07-12 01:23:12,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:12,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:13,177 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 363 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-07-12 01:23:13,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:13,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105412618] [2022-07-12 01:23:13,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105412618] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:13,178 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:13,178 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:23:13,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383249199] [2022-07-12 01:23:13,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:13,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:13,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:13,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:13,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:13,181 INFO L87 Difference]: Start difference. First operand 13575 states and 15135 transitions. Second operand has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 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) [2022-07-12 01:23:14,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:14,642 INFO L93 Difference]: Finished difference Result 29540 states and 33128 transitions. [2022-07-12 01:23:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:14,643 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 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 508 [2022-07-12 01:23:14,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:14,665 INFO L225 Difference]: With dead ends: 29540 [2022-07-12 01:23:14,665 INFO L226 Difference]: Without dead ends: 16266 [2022-07-12 01:23:14,677 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 [2022-07-12 01:23:14,678 INFO L413 NwaCegarLoop]: 241 mSDtfsCounter, 148 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 873 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 1045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:14,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 283 Invalid, 1045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 873 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 01:23:14,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16266 states. [2022-07-12 01:23:14,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16266 to 12373. [2022-07-12 01:23:14,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12373 states, 12372 states have (on average 1.117846750727449) internal successors, (13830), 12372 states have internal predecessors, (13830), 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) [2022-07-12 01:23:14,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12373 states to 12373 states and 13830 transitions. [2022-07-12 01:23:14,855 INFO L78 Accepts]: Start accepts. Automaton has 12373 states and 13830 transitions. Word has length 508 [2022-07-12 01:23:14,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:14,856 INFO L495 AbstractCegarLoop]: Abstraction has 12373 states and 13830 transitions. [2022-07-12 01:23:14,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 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) [2022-07-12 01:23:14,857 INFO L276 IsEmpty]: Start isEmpty. Operand 12373 states and 13830 transitions. [2022-07-12 01:23:14,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2022-07-12 01:23:14,862 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:14,862 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, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 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] [2022-07-12 01:23:14,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-12 01:23:14,863 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:14,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:14,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1172702752, now seen corresponding path program 1 times [2022-07-12 01:23:14,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:14,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362133061] [2022-07-12 01:23:14,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:14,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:14,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:15,080 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-07-12 01:23:15,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:15,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362133061] [2022-07-12 01:23:15,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362133061] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:15,081 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:15,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:23:15,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715602103] [2022-07-12 01:23:15,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:15,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:15,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:15,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:15,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:15,083 INFO L87 Difference]: Start difference. First operand 12373 states and 13830 transitions. Second operand has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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) [2022-07-12 01:23:16,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:16,592 INFO L93 Difference]: Finished difference Result 30143 states and 33904 transitions. [2022-07-12 01:23:16,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:16,593 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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 548 [2022-07-12 01:23:16,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:16,618 INFO L225 Difference]: With dead ends: 30143 [2022-07-12 01:23:16,618 INFO L226 Difference]: Without dead ends: 18071 [2022-07-12 01:23:16,631 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 [2022-07-12 01:23:16,632 INFO L413 NwaCegarLoop]: 561 mSDtfsCounter, 242 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 993 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 1138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:16,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 595 Invalid, 1138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 993 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 01:23:16,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18071 states. [2022-07-12 01:23:16,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18071 to 17161. [2022-07-12 01:23:16,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17161 states, 17160 states have (on average 1.1059440559440559) internal successors, (18978), 17160 states have internal predecessors, (18978), 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) [2022-07-12 01:23:16,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17161 states to 17161 states and 18978 transitions. [2022-07-12 01:23:16,853 INFO L78 Accepts]: Start accepts. Automaton has 17161 states and 18978 transitions. Word has length 548 [2022-07-12 01:23:16,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:16,854 INFO L495 AbstractCegarLoop]: Abstraction has 17161 states and 18978 transitions. [2022-07-12 01:23:16,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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) [2022-07-12 01:23:16,854 INFO L276 IsEmpty]: Start isEmpty. Operand 17161 states and 18978 transitions. [2022-07-12 01:23:16,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2022-07-12 01:23:16,897 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:16,897 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, 4, 4, 4, 4, 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, 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] [2022-07-12 01:23:16,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-12 01:23:16,898 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:16,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:16,898 INFO L85 PathProgramCache]: Analyzing trace with hash 579596335, now seen corresponding path program 1 times [2022-07-12 01:23:16,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:16,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483675905] [2022-07-12 01:23:16,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:16,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:17,181 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 383 proven. 271 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-12 01:23:17,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:17,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483675905] [2022-07-12 01:23:17,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483675905] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:23:17,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342472989] [2022-07-12 01:23:17,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:17,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:23:17,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:23:17,184 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) [2022-07-12 01:23:17,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-12 01:23:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:17,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:23:17,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:23:17,484 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-07-12 01:23:17,485 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:23:17,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [342472989] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:17,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:23:17,485 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-12 01:23:17,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722958679] [2022-07-12 01:23:17,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:17,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:17,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:17,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:17,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:23:17,487 INFO L87 Difference]: Start difference. First operand 17161 states and 18978 transitions. Second operand has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 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) [2022-07-12 01:23:18,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:18,751 INFO L93 Difference]: Finished difference Result 33725 states and 37344 transitions. [2022-07-12 01:23:18,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:18,752 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 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 603 [2022-07-12 01:23:18,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:18,769 INFO L225 Difference]: With dead ends: 33725 [2022-07-12 01:23:18,769 INFO L226 Difference]: Without dead ends: 16865 [2022-07-12 01:23:18,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 607 GetRequests, 603 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:23:18,776 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 305 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 1006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:18,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 438 Invalid, 1006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-12 01:23:18,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16865 states. [2022-07-12 01:23:18,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16865 to 16859. [2022-07-12 01:23:18,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16859 states, 16858 states have (on average 1.0965713607782654) internal successors, (18486), 16858 states have internal predecessors, (18486), 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) [2022-07-12 01:23:18,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16859 states to 16859 states and 18486 transitions. [2022-07-12 01:23:18,962 INFO L78 Accepts]: Start accepts. Automaton has 16859 states and 18486 transitions. Word has length 603 [2022-07-12 01:23:18,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:18,963 INFO L495 AbstractCegarLoop]: Abstraction has 16859 states and 18486 transitions. [2022-07-12 01:23:18,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 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) [2022-07-12 01:23:18,963 INFO L276 IsEmpty]: Start isEmpty. Operand 16859 states and 18486 transitions. [2022-07-12 01:23:18,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2022-07-12 01:23:18,972 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:18,973 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:23:18,992 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-12 01:23:19,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:23:19,179 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:19,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:19,180 INFO L85 PathProgramCache]: Analyzing trace with hash -347178889, now seen corresponding path program 1 times [2022-07-12 01:23:19,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:19,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262826250] [2022-07-12 01:23:19,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:19,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:19,410 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 634 proven. 39 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-07-12 01:23:19,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:19,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262826250] [2022-07-12 01:23:19,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262826250] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:23:19,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258864154] [2022-07-12 01:23:19,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:19,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:23:19,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:23:19,416 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) [2022-07-12 01:23:19,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-12 01:23:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:19,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 01:23:19,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:23:20,336 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 634 proven. 39 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-07-12 01:23:20,336 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:23:20,977 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 634 proven. 39 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-07-12 01:23:20,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [258864154] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 01:23:20,978 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 01:23:20,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-07-12 01:23:20,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301212285] [2022-07-12 01:23:20,978 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 01:23:20,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-12 01:23:20,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:20,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-12 01:23:20,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-07-12 01:23:20,980 INFO L87 Difference]: Start difference. First operand 16859 states and 18486 transitions. Second operand has 9 states, 9 states have (on average 83.88888888888889) internal successors, (755), 8 states have internal predecessors, (755), 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) [2022-07-12 01:23:26,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:26,049 INFO L93 Difference]: Finished difference Result 41752 states and 45661 transitions. [2022-07-12 01:23:26,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-07-12 01:23:26,049 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 83.88888888888889) internal successors, (755), 8 states have internal predecessors, (755), 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 640 [2022-07-12 01:23:26,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:26,070 INFO L225 Difference]: With dead ends: 41752 [2022-07-12 01:23:26,070 INFO L226 Difference]: Without dead ends: 18954 [2022-07-12 01:23:26,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1289 GetRequests, 1274 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-07-12 01:23:26,085 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 2855 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 5902 mSolverCounterSat, 523 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2855 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 6425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 523 IncrementalHoareTripleChecker+Valid, 5902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:26,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2855 Valid, 260 Invalid, 6425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [523 Valid, 5902 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-07-12 01:23:26,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18954 states. [2022-07-12 01:23:26,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18954 to 15063. [2022-07-12 01:23:26,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15063 states, 15062 states have (on average 1.0533793652901342) internal successors, (15866), 15062 states have internal predecessors, (15866), 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) [2022-07-12 01:23:26,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15063 states to 15063 states and 15866 transitions. [2022-07-12 01:23:26,296 INFO L78 Accepts]: Start accepts. Automaton has 15063 states and 15866 transitions. Word has length 640 [2022-07-12 01:23:26,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:26,297 INFO L495 AbstractCegarLoop]: Abstraction has 15063 states and 15866 transitions. [2022-07-12 01:23:26,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 83.88888888888889) internal successors, (755), 8 states have internal predecessors, (755), 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) [2022-07-12 01:23:26,297 INFO L276 IsEmpty]: Start isEmpty. Operand 15063 states and 15866 transitions. [2022-07-12 01:23:26,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2022-07-12 01:23:26,303 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:26,304 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:23:26,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-12 01:23:26,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-07-12 01:23:26,505 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:26,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:26,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1914023780, now seen corresponding path program 1 times [2022-07-12 01:23:26,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:26,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952904303] [2022-07-12 01:23:26,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:26,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:26,802 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2022-07-12 01:23:26,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:26,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952904303] [2022-07-12 01:23:26,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952904303] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:26,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:26,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:23:26,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720956660] [2022-07-12 01:23:26,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:26,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:26,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:26,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:26,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:26,804 INFO L87 Difference]: Start difference. First operand 15063 states and 15866 transitions. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2022-07-12 01:23:27,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:27,780 INFO L93 Difference]: Finished difference Result 33411 states and 35265 transitions. [2022-07-12 01:23:27,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:27,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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 658 [2022-07-12 01:23:27,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:27,801 INFO L225 Difference]: With dead ends: 33411 [2022-07-12 01:23:27,802 INFO L226 Difference]: Without dead ends: 18350 [2022-07-12 01:23:27,813 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 [2022-07-12 01:23:27,813 INFO L413 NwaCegarLoop]: 499 mSDtfsCounter, 255 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 743 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:27,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 538 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 743 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:23:27,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18350 states. [2022-07-12 01:23:27,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18350 to 15348. [2022-07-12 01:23:27,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15348 states, 15347 states have (on average 1.0513455398449207) internal successors, (16135), 15347 states have internal predecessors, (16135), 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) [2022-07-12 01:23:27,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15348 states to 15348 states and 16135 transitions. [2022-07-12 01:23:27,981 INFO L78 Accepts]: Start accepts. Automaton has 15348 states and 16135 transitions. Word has length 658 [2022-07-12 01:23:27,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:27,981 INFO L495 AbstractCegarLoop]: Abstraction has 15348 states and 16135 transitions. [2022-07-12 01:23:27,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2022-07-12 01:23:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 15348 states and 16135 transitions. [2022-07-12 01:23:27,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 683 [2022-07-12 01:23:27,989 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:27,989 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2022-07-12 01:23:27,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-12 01:23:27,989 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:27,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:27,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1275389892, now seen corresponding path program 1 times [2022-07-12 01:23:27,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:27,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975313555] [2022-07-12 01:23:27,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:27,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:28,295 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2022-07-12 01:23:28,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:28,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975313555] [2022-07-12 01:23:28,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975313555] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:28,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:28,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 01:23:28,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298155312] [2022-07-12 01:23:28,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:28,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:23:28,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:28,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:23:28,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:23:28,298 INFO L87 Difference]: Start difference. First operand 15348 states and 16135 transitions. Second operand has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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) [2022-07-12 01:23:29,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:29,731 INFO L93 Difference]: Finished difference Result 34580 states and 36450 transitions. [2022-07-12 01:23:29,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:23:29,731 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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 682 [2022-07-12 01:23:29,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:29,750 INFO L225 Difference]: With dead ends: 34580 [2022-07-12 01:23:29,750 INFO L226 Difference]: Without dead ends: 19234 [2022-07-12 01:23:29,760 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 [2022-07-12 01:23:29,760 INFO L413 NwaCegarLoop]: 393 mSDtfsCounter, 639 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 639 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 1956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:29,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [639 Valid, 440 Invalid, 1956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1778 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-12 01:23:29,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19234 states. [2022-07-12 01:23:29,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19234 to 18337. [2022-07-12 01:23:29,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18337 states, 18336 states have (on average 1.0457024432809774) internal successors, (19174), 18336 states have internal predecessors, (19174), 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) [2022-07-12 01:23:29,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18337 states to 18337 states and 19174 transitions. [2022-07-12 01:23:29,940 INFO L78 Accepts]: Start accepts. Automaton has 18337 states and 19174 transitions. Word has length 682 [2022-07-12 01:23:29,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:29,941 INFO L495 AbstractCegarLoop]: Abstraction has 18337 states and 19174 transitions. [2022-07-12 01:23:29,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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) [2022-07-12 01:23:29,941 INFO L276 IsEmpty]: Start isEmpty. Operand 18337 states and 19174 transitions. [2022-07-12 01:23:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2022-07-12 01:23:29,951 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:29,951 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:23:29,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-12 01:23:29,951 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:29,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:29,952 INFO L85 PathProgramCache]: Analyzing trace with hash -402468340, now seen corresponding path program 1 times [2022-07-12 01:23:29,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:29,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106392336] [2022-07-12 01:23:29,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:29,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:30,198 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 547 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2022-07-12 01:23:30,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:30,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106392336] [2022-07-12 01:23:30,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106392336] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:30,201 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:30,201 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:23:30,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876487449] [2022-07-12 01:23:30,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:30,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:30,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:30,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:30,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:30,204 INFO L87 Difference]: Start difference. First operand 18337 states and 19174 transitions. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2022-07-12 01:23:31,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:31,067 INFO L93 Difference]: Finished difference Result 36669 states and 38352 transitions. [2022-07-12 01:23:31,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:31,068 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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 713 [2022-07-12 01:23:31,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:31,087 INFO L225 Difference]: With dead ends: 36669 [2022-07-12 01:23:31,087 INFO L226 Difference]: Without dead ends: 18633 [2022-07-12 01:23:31,097 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 [2022-07-12 01:23:31,098 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 436 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:31,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [436 Valid, 68 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:23:31,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18633 states. [2022-07-12 01:23:31,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18633 to 18333. [2022-07-12 01:23:31,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18333 states, 18332 states have (on average 1.0455487671830679) internal successors, (19167), 18332 states have internal predecessors, (19167), 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) [2022-07-12 01:23:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18333 states to 18333 states and 19167 transitions. [2022-07-12 01:23:31,260 INFO L78 Accepts]: Start accepts. Automaton has 18333 states and 19167 transitions. Word has length 713 [2022-07-12 01:23:31,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:31,261 INFO L495 AbstractCegarLoop]: Abstraction has 18333 states and 19167 transitions. [2022-07-12 01:23:31,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2022-07-12 01:23:31,261 INFO L276 IsEmpty]: Start isEmpty. Operand 18333 states and 19167 transitions. [2022-07-12 01:23:31,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 785 [2022-07-12 01:23:31,272 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:31,273 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:23:31,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-12 01:23:31,273 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:31,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:31,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1638431091, now seen corresponding path program 1 times [2022-07-12 01:23:31,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:31,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823242076] [2022-07-12 01:23:31,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:31,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:31,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 728 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2022-07-12 01:23:31,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:31,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823242076] [2022-07-12 01:23:31,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823242076] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:31,569 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:31,569 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:23:31,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807225054] [2022-07-12 01:23:31,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:31,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:31,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:31,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:31,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:31,573 INFO L87 Difference]: Start difference. First operand 18333 states and 19167 transitions. Second operand has 3 states, 3 states have (on average 162.66666666666666) internal successors, (488), 3 states have internal predecessors, (488), 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) [2022-07-12 01:23:32,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:32,546 INFO L93 Difference]: Finished difference Result 39053 states and 40884 transitions. [2022-07-12 01:23:32,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:32,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 162.66666666666666) internal successors, (488), 3 states have internal predecessors, (488), 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 784 [2022-07-12 01:23:32,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:32,570 INFO L225 Difference]: With dead ends: 39053 [2022-07-12 01:23:32,571 INFO L226 Difference]: Without dead ends: 21021 [2022-07-12 01:23:32,583 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 [2022-07-12 01:23:32,584 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 184 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 781 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:32,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 166 Invalid, 885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:23:32,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21021 states. [2022-07-12 01:23:32,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21021 to 19825. [2022-07-12 01:23:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19825 states, 19824 states have (on average 1.0431799838579499) internal successors, (20680), 19824 states have internal predecessors, (20680), 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) [2022-07-12 01:23:32,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19825 states to 19825 states and 20680 transitions. [2022-07-12 01:23:32,759 INFO L78 Accepts]: Start accepts. Automaton has 19825 states and 20680 transitions. Word has length 784 [2022-07-12 01:23:32,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:32,760 INFO L495 AbstractCegarLoop]: Abstraction has 19825 states and 20680 transitions. [2022-07-12 01:23:32,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 162.66666666666666) internal successors, (488), 3 states have internal predecessors, (488), 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) [2022-07-12 01:23:32,760 INFO L276 IsEmpty]: Start isEmpty. Operand 19825 states and 20680 transitions. [2022-07-12 01:23:32,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2022-07-12 01:23:32,773 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:32,773 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:23:32,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-12 01:23:32,774 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:32,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:32,774 INFO L85 PathProgramCache]: Analyzing trace with hash -523331930, now seen corresponding path program 1 times [2022-07-12 01:23:32,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:32,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661795078] [2022-07-12 01:23:32,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:32,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:33,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1325 backedges. 749 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2022-07-12 01:23:33,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:33,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661795078] [2022-07-12 01:23:33,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661795078] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:33,064 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:33,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:23:33,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079947325] [2022-07-12 01:23:33,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:33,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:33,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:33,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:33,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:33,068 INFO L87 Difference]: Start difference. First operand 19825 states and 20680 transitions. Second operand has 3 states, 3 states have (on average 169.0) internal successors, (507), 3 states have internal predecessors, (507), 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) [2022-07-12 01:23:33,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:33,978 INFO L93 Difference]: Finished difference Result 42037 states and 43888 transitions. [2022-07-12 01:23:33,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:33,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 169.0) internal successors, (507), 3 states have internal predecessors, (507), 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 805 [2022-07-12 01:23:33,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:34,001 INFO L225 Difference]: With dead ends: 42037 [2022-07-12 01:23:34,001 INFO L226 Difference]: Without dead ends: 22214 [2022-07-12 01:23:34,014 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 [2022-07-12 01:23:34,014 INFO L413 NwaCegarLoop]: 432 mSDtfsCounter, 164 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:34,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 459 Invalid, 844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:23:34,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22214 states. [2022-07-12 01:23:34,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22214 to 17126. [2022-07-12 01:23:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17126 states, 17125 states have (on average 1.0384817518248175) internal successors, (17784), 17125 states have internal predecessors, (17784), 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) [2022-07-12 01:23:34,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17126 states to 17126 states and 17784 transitions. [2022-07-12 01:23:34,206 INFO L78 Accepts]: Start accepts. Automaton has 17126 states and 17784 transitions. Word has length 805 [2022-07-12 01:23:34,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:34,206 INFO L495 AbstractCegarLoop]: Abstraction has 17126 states and 17784 transitions. [2022-07-12 01:23:34,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 169.0) internal successors, (507), 3 states have internal predecessors, (507), 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) [2022-07-12 01:23:34,207 INFO L276 IsEmpty]: Start isEmpty. Operand 17126 states and 17784 transitions. [2022-07-12 01:23:34,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 843 [2022-07-12 01:23:34,217 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:34,218 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:23:34,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-12 01:23:34,218 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:34,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:34,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1479206236, now seen corresponding path program 1 times [2022-07-12 01:23:34,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:34,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526191486] [2022-07-12 01:23:34,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:34,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1098 backedges. 580 proven. 0 refuted. 0 times theorem prover too weak. 518 trivial. 0 not checked. [2022-07-12 01:23:34,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:34,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526191486] [2022-07-12 01:23:34,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526191486] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:34,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:23:34,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:23:34,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120864808] [2022-07-12 01:23:34,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:34,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:34,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:34,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:34,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:23:34,501 INFO L87 Difference]: Start difference. First operand 17126 states and 17784 transitions. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2022-07-12 01:23:35,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:35,455 INFO L93 Difference]: Finished difference Result 36043 states and 37480 transitions. [2022-07-12 01:23:35,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:35,456 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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 842 [2022-07-12 01:23:35,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:35,474 INFO L225 Difference]: With dead ends: 36043 [2022-07-12 01:23:35,474 INFO L226 Difference]: Without dead ends: 19218 [2022-07-12 01:23:35,484 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 [2022-07-12 01:23:35,485 INFO L413 NwaCegarLoop]: 463 mSDtfsCounter, 311 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:35,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 503 Invalid, 787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:23:35,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19218 states. [2022-07-12 01:23:35,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19218 to 18321. [2022-07-12 01:23:35,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18321 states, 18320 states have (on average 1.0375) internal successors, (19007), 18320 states have internal predecessors, (19007), 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) [2022-07-12 01:23:35,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18321 states to 18321 states and 19007 transitions. [2022-07-12 01:23:35,642 INFO L78 Accepts]: Start accepts. Automaton has 18321 states and 19007 transitions. Word has length 842 [2022-07-12 01:23:35,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:35,643 INFO L495 AbstractCegarLoop]: Abstraction has 18321 states and 19007 transitions. [2022-07-12 01:23:35,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2022-07-12 01:23:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 18321 states and 19007 transitions. [2022-07-12 01:23:35,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 864 [2022-07-12 01:23:35,651 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:35,652 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:23:35,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-12 01:23:35,652 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:35,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:35,653 INFO L85 PathProgramCache]: Analyzing trace with hash -537887034, now seen corresponding path program 1 times [2022-07-12 01:23:35,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:35,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502556842] [2022-07-12 01:23:35,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:35,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:36,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 629 proven. 269 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2022-07-12 01:23:36,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:36,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502556842] [2022-07-12 01:23:36,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502556842] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:23:36,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064319570] [2022-07-12 01:23:36,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:36,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:23:36,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:23:36,021 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) [2022-07-12 01:23:36,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-12 01:23:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:36,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 01:23:36,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:23:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 895 trivial. 0 not checked. [2022-07-12 01:23:36,389 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:23:36,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064319570] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:36,390 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:23:36,390 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-12 01:23:36,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477235762] [2022-07-12 01:23:36,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:36,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:36,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:36,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:36,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:23:36,392 INFO L87 Difference]: Start difference. First operand 18321 states and 19007 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) [2022-07-12 01:23:37,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:37,407 INFO L93 Difference]: Finished difference Result 41144 states and 42673 transitions. [2022-07-12 01:23:37,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:37,409 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 863 [2022-07-12 01:23:37,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:37,432 INFO L225 Difference]: With dead ends: 41144 [2022-07-12 01:23:37,432 INFO L226 Difference]: Without dead ends: 22825 [2022-07-12 01:23:37,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 866 GetRequests, 862 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:23:37,445 INFO L413 NwaCegarLoop]: 466 mSDtfsCounter, 276 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 830 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:37,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [276 Valid, 497 Invalid, 887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 830 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:23:37,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22825 states. [2022-07-12 01:23:37,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22825 to 21323. [2022-07-12 01:23:37,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21323 states, 21322 states have (on average 1.0374261326329612) internal successors, (22120), 21322 states have internal predecessors, (22120), 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) [2022-07-12 01:23:37,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21323 states to 21323 states and 22120 transitions. [2022-07-12 01:23:37,668 INFO L78 Accepts]: Start accepts. Automaton has 21323 states and 22120 transitions. Word has length 863 [2022-07-12 01:23:37,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:37,669 INFO L495 AbstractCegarLoop]: Abstraction has 21323 states and 22120 transitions. [2022-07-12 01:23:37,669 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) [2022-07-12 01:23:37,670 INFO L276 IsEmpty]: Start isEmpty. Operand 21323 states and 22120 transitions. [2022-07-12 01:23:37,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2022-07-12 01:23:37,683 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:37,684 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:23:37,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-12 01:23:37,899 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,SelfDestructingSolverStorable21 [2022-07-12 01:23:37,900 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:37,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:37,900 INFO L85 PathProgramCache]: Analyzing trace with hash 943867835, now seen corresponding path program 1 times [2022-07-12 01:23:37,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:37,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879284010] [2022-07-12 01:23:37,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:37,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:38,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 703 proven. 269 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2022-07-12 01:23:38,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:38,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879284010] [2022-07-12 01:23:38,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879284010] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:23:38,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [960075870] [2022-07-12 01:23:38,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:38,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:23:38,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:23:38,293 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) [2022-07-12 01:23:38,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-12 01:23:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:38,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 1048 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:23:38,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:23:41,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2022-07-12 01:23:41,590 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:23:41,590 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [960075870] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:23:41,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:23:41,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-12 01:23:41,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977540731] [2022-07-12 01:23:41,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:23:41,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:23:41,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:41,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:23:41,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:23:41,593 INFO L87 Difference]: Start difference. First operand 21323 states and 22120 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) [2022-07-12 01:23:41,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:41,669 INFO L93 Difference]: Finished difference Result 21380 states and 22177 transitions. [2022-07-12 01:23:41,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:23:41,670 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 900 [2022-07-12 01:23:41,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:41,691 INFO L225 Difference]: With dead ends: 21380 [2022-07-12 01:23:41,691 INFO L226 Difference]: Without dead ends: 21378 [2022-07-12 01:23:41,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 903 GetRequests, 899 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:23:41,698 INFO L413 NwaCegarLoop]: 486 mSDtfsCounter, 0 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 497 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:41,698 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 523 Invalid, 497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 497 Unchecked, 0.0s Time] [2022-07-12 01:23:41,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21378 states. [2022-07-12 01:23:41,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21378 to 21378. [2022-07-12 01:23:41,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21378 states, 21377 states have (on average 1.0373298404827618) internal successors, (22175), 21377 states have internal predecessors, (22175), 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) [2022-07-12 01:23:41,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21378 states to 21378 states and 22175 transitions. [2022-07-12 01:23:41,923 INFO L78 Accepts]: Start accepts. Automaton has 21378 states and 22175 transitions. Word has length 900 [2022-07-12 01:23:41,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:41,924 INFO L495 AbstractCegarLoop]: Abstraction has 21378 states and 22175 transitions. [2022-07-12 01:23:41,924 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) [2022-07-12 01:23:41,924 INFO L276 IsEmpty]: Start isEmpty. Operand 21378 states and 22175 transitions. [2022-07-12 01:23:41,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1200 [2022-07-12 01:23:41,950 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:23:41,950 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:23:41,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-07-12 01:23:42,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:23:42,176 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:23:42,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:23:42,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1713798884, now seen corresponding path program 1 times [2022-07-12 01:23:42,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:23:42,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554376736] [2022-07-12 01:23:42,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:42,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:23:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:42,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2083 backedges. 1245 proven. 353 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2022-07-12 01:23:42,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:23:42,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554376736] [2022-07-12 01:23:42,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554376736] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:23:42,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1018940451] [2022-07-12 01:23:42,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:23:42,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:23:42,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:23:42,684 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) [2022-07-12 01:23:42,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-12 01:23:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:23:43,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 1366 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 01:23:43,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:23:45,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2083 backedges. 1245 proven. 353 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2022-07-12 01:23:45,679 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:23:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2083 backedges. 1245 proven. 353 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2022-07-12 01:23:48,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1018940451] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 01:23:48,481 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 01:23:48,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2022-07-12 01:23:48,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015601374] [2022-07-12 01:23:48,482 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 01:23:48,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:23:48,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:23:48,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:23:48,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:23:48,485 INFO L87 Difference]: Start difference. First operand 21378 states and 22175 transitions. Second operand has 4 states, 4 states have (on average 193.0) internal successors, (772), 4 states have internal predecessors, (772), 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) [2022-07-12 01:23:50,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:23:50,249 INFO L93 Difference]: Finished difference Result 42857 states and 44443 transitions. [2022-07-12 01:23:50,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 01:23:50,250 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 193.0) internal successors, (772), 4 states have internal predecessors, (772), 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 1199 [2022-07-12 01:23:50,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:23:50,251 INFO L225 Difference]: With dead ends: 42857 [2022-07-12 01:23:50,251 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 01:23:50,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2402 GetRequests, 2397 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:23:50,266 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 171 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 1533 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 1770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:23:50,267 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 107 Invalid, 1770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1533 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 01:23:50,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 01:23:50,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 01:23:50,267 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) [2022-07-12 01:23:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 01:23:50,268 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1199 [2022-07-12 01:23:50,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:23:50,268 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 01:23:50,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 193.0) internal successors, (772), 4 states have internal predecessors, (772), 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) [2022-07-12 01:23:50,268 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 01:23:50,268 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 01:23:50,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 01:23:50,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-12 01:23:50,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:23:50,481 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 01:23:57,749 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,749 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,749 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-12 01:23:57,750 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,751 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,752 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,753 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 01:23:57,754 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 188) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,755 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-12 01:23:57,756 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,756 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,759 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,759 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,759 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,760 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,760 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-12 01:23:57,760 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,761 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,761 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,761 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,761 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,761 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-07-12 01:23:57,761 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-07-12 01:23:57,761 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,761 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-12 01:23:57,762 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-07-12 01:23:57,762 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-07-12 01:23:57,762 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,762 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-07-12 01:23:57,762 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-07-12 01:23:57,763 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,763 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,763 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,763 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,763 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-12 01:23:57,763 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,763 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,763 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,764 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,765 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,766 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-12 01:23:57,767 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,768 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,769 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,770 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,770 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,770 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse17 (+ ~a0~0 61))) (let ((.cse5 (< 0 (+ ~a29~0 144))) (.cse2 (<= ~a29~0 401234)) (.cse10 (< 0 .cse17)) (.cse1 (= ~a2~0 1)) (.cse6 (= 3 ~a2~0)) (.cse4 (< 0 (+ ~a4~0 86))) (.cse11 (= 5 ~a2~0)) (.cse12 (<= 44 ~a29~0)) (.cse14 (<= (+ 98 ~a0~0) 0)) (.cse9 (<= ~a2~0 2)) (.cse13 (<= (+ ~a0~0 105) 0)) (.cse8 (<= 2 ~a2~0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse15 (<= 8 ~a29~0)) (.cse7 (<= .cse17 0)) (.cse3 (<= (+ 42 ~a4~0) 0)) (.cse16 (= ~a2~0 4))) (or (and .cse0 .cse1 .cse2) (and .cse3 (or .cse4 .cse5) .cse6 .cse7) (and .cse0 .cse1 .cse7) (and .cse8 .cse0 .cse9) (and .cse10 .cse3 .cse8 (<= (+ ~a29~0 127) 0) .cse9) (and .cse0 (<= (+ ~a0~0 32950) 0)) (and .cse11 .cse3 .cse12) (and .cse13 .cse12 .cse8 .cse7 .cse9) (and .cse3 (or (and .cse4 .cse1 .cse2) (and .cse1 .cse2 .cse7))) (and .cse3 .cse14 .cse6 .cse7) (and .cse10 .cse3 .cse12 .cse8 .cse9) (and .cse11 .cse0 .cse5) (and .cse10 .cse11 .cse3) (and .cse8 .cse0 .cse14 .cse7) (and .cse4 .cse3 .cse8 .cse7 .cse9) (and .cse3 .cse1 .cse15 .cse2) (and .cse10 .cse3 .cse6) (and .cse3 .cse14 .cse1) (and .cse13 .cse11 .cse3) (and .cse0 .cse6) (and .cse4 .cse11 .cse3) (and .cse3 .cse12 .cse8 .cse14 .cse7 .cse9) (and .cse13 .cse3 .cse16) (and .cse8 .cse0 .cse15 .cse7) (and (<= 0 (+ 97 ~a0~0)) .cse3 .cse16)))) [2022-07-12 01:23:57,770 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-12 01:23:57,770 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-12 01:23:57,771 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,771 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,771 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,771 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,771 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,771 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,771 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,771 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-07-12 01:23:57,772 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,772 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-07-12 01:23:57,772 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-07-12 01:23:57,772 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,772 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-07-12 01:23:57,772 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-07-12 01:23:57,772 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-12 01:23:57,772 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-12 01:23:57,773 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,773 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,773 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,773 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,773 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,773 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-12 01:23:57,773 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-12 01:23:57,773 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,773 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-07-12 01:23:57,774 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-07-12 01:23:57,774 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,774 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,774 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 01:23:57,774 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,774 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,774 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,774 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,775 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse16 (+ ~a4~0 86)) (.cse19 (+ ~a0~0 61)) (.cse17 (+ ~a29~0 144))) (let ((.cse5 (< 0 .cse17)) (.cse2 (<= ~a29~0 401234)) (.cse10 (< 0 .cse19)) (.cse1 (= ~a2~0 1)) (.cse6 (= 3 ~a2~0)) (.cse4 (< 0 .cse16)) (.cse11 (= 5 ~a2~0)) (.cse12 (<= 44 ~a29~0)) (.cse14 (<= (+ 98 ~a0~0) 0)) (.cse9 (<= ~a2~0 2)) (.cse13 (<= (+ ~a0~0 105) 0)) (.cse8 (<= 2 ~a2~0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse15 (<= 8 ~a29~0)) (.cse7 (<= .cse19 0)) (.cse3 (<= (+ 42 ~a4~0) 0)) (.cse18 (= ~a2~0 4))) (or (and .cse0 .cse1 .cse2) (and .cse3 (or .cse4 .cse5) .cse6 .cse7) (and .cse0 .cse1 .cse7) (and .cse8 .cse0 .cse9) (and .cse10 .cse3 .cse8 (<= (+ ~a29~0 127) 0) .cse9) (and .cse0 (<= (+ ~a0~0 32950) 0)) (and .cse11 .cse3 .cse12) (and .cse13 .cse12 .cse8 .cse7 .cse9) (and .cse3 (or (and .cse4 .cse1 .cse2) (and .cse1 .cse2 .cse7))) (and .cse3 .cse14 .cse6 .cse7) (and .cse10 .cse3 .cse12 .cse8 .cse9) (and .cse11 .cse0 .cse5) (and .cse10 .cse11 .cse3) (and .cse8 .cse0 .cse14 .cse7) (and .cse4 .cse3 .cse8 .cse7 .cse9) (and .cse3 .cse1 .cse15 .cse2) (and .cse10 .cse3 .cse6) (and .cse3 .cse14 .cse1) (and .cse13 .cse11 .cse3) (and .cse1 (<= .cse16 0) (<= .cse17 0)) (and .cse0 .cse6) (and .cse4 .cse11 .cse3) (and .cse3 .cse12 .cse8 .cse14 .cse7 .cse9) (and .cse13 .cse3 .cse18) (and .cse8 .cse0 .cse15 .cse7) (and (<= 0 (+ 97 ~a0~0)) .cse3 .cse18)))) [2022-07-12 01:23:57,775 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,775 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-12 01:23:57,775 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-12 01:23:57,775 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,775 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,775 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,776 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,776 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,776 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,776 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-12 01:23:57,776 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-12 01:23:57,776 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,776 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,776 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-07-12 01:23:57,777 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,777 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,777 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,777 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,777 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,777 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,777 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-12 01:23:57,777 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-12 01:23:57,777 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,778 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,778 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,778 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,778 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,778 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,778 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-12 01:23:57,778 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,778 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-12 01:23:57,778 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,779 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,779 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,779 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,779 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,779 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,779 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,779 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-12 01:23:57,779 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-12 01:23:57,780 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,780 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,780 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,780 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,780 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,780 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,780 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,780 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-12 01:23:57,780 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-12 01:23:57,781 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,781 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,781 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,781 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,781 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,781 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,781 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,781 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-07-12 01:23:57,782 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-07-12 01:23:57,782 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,782 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-12 01:23:57,782 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-12 01:23:57,782 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,782 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,782 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,782 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,782 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,783 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,783 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse16 (+ ~a4~0 86)) (.cse19 (+ ~a0~0 61)) (.cse17 (+ ~a29~0 144))) (let ((.cse5 (< 0 .cse17)) (.cse2 (<= ~a29~0 401234)) (.cse10 (< 0 .cse19)) (.cse1 (= ~a2~0 1)) (.cse6 (= 3 ~a2~0)) (.cse4 (< 0 .cse16)) (.cse11 (= 5 ~a2~0)) (.cse12 (<= 44 ~a29~0)) (.cse14 (<= (+ 98 ~a0~0) 0)) (.cse9 (<= ~a2~0 2)) (.cse13 (<= (+ ~a0~0 105) 0)) (.cse8 (<= 2 ~a2~0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse15 (<= 8 ~a29~0)) (.cse7 (<= .cse19 0)) (.cse3 (<= (+ 42 ~a4~0) 0)) (.cse18 (= ~a2~0 4))) (or (and .cse0 .cse1 .cse2) (and .cse3 (or .cse4 .cse5) .cse6 .cse7) (and .cse0 .cse1 .cse7) (and .cse8 .cse0 .cse9) (and .cse10 .cse3 .cse8 (<= (+ ~a29~0 127) 0) .cse9) (and .cse0 (<= (+ ~a0~0 32950) 0)) (and .cse11 .cse3 .cse12) (and .cse13 .cse12 .cse8 .cse7 .cse9) (and .cse3 (or (and .cse4 .cse1 .cse2) (and .cse1 .cse2 .cse7))) (and .cse3 .cse14 .cse6 .cse7) (and .cse10 .cse3 .cse12 .cse8 .cse9) (and .cse11 .cse0 .cse5) (and .cse10 .cse11 .cse3) (and .cse8 .cse0 .cse14 .cse7) (and .cse4 .cse3 .cse8 .cse7 .cse9) (and .cse3 .cse1 .cse15 .cse2) (and .cse10 .cse3 .cse6) (and .cse3 .cse14 .cse1) (and .cse13 .cse11 .cse3) (and .cse1 (<= .cse16 0) (<= .cse17 0)) (and .cse0 .cse6) (and .cse4 .cse11 .cse3) (and .cse3 .cse12 .cse8 .cse14 .cse7 .cse9) (and .cse13 .cse3 .cse18) (and .cse8 .cse0 .cse15 .cse7) (and (<= 0 (+ 97 ~a0~0)) .cse3 .cse18)))) [2022-07-12 01:23:57,783 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-12 01:23:57,783 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-12 01:23:57,783 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,783 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,783 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,784 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,784 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,784 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,784 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,784 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,785 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-12 01:23:57,785 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-12 01:23:57,785 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,785 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-07-12 01:23:57,785 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-07-12 01:23:57,785 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,785 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,785 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,785 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,786 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,786 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,786 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 01:23:57,786 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-12 01:23:57,786 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,786 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,786 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,786 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,786 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-07-12 01:23:57,787 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-07-12 01:23:57,787 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-07-12 01:23:57,787 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,787 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-07-12 01:23:57,787 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-12 01:23:57,787 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,787 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,787 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,788 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,788 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,788 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,788 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,788 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-12 01:23:57,788 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,788 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,788 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,788 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,789 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-12 01:23:57,789 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,789 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,789 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-07-12 01:23:57,789 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,789 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,789 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,789 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,790 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,790 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,790 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,790 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-07-12 01:23:57,790 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-07-12 01:23:57,790 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,790 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-12 01:23:57,790 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,790 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:23:57,791 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,791 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-12 01:23:57,791 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-07-12 01:23:57,794 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] [2022-07-12 01:23:57,796 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 01:23:57,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 01:23:57 BoogieIcfgContainer [2022-07-12 01:23:57,821 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 01:23:57,822 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 01:23:57,822 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 01:23:57,822 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 01:23:57,823 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:22:49" (3/4) ... [2022-07-12 01:23:57,825 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 01:23:57,852 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-12 01:23:57,854 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-12 01:23:57,856 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 01:23:57,859 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 01:23:57,999 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 01:23:57,999 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 01:23:58,000 INFO L158 Benchmark]: Toolchain (without parser) took 72860.20ms. Allocated memory was 104.9MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 67.3MB in the beginning and 492.1MB in the end (delta: -424.8MB). Peak memory consumption was 745.7MB. Max. memory is 16.1GB. [2022-07-12 01:23:58,000 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 104.9MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 01:23:58,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 834.72ms. Allocated memory was 104.9MB in the beginning and 140.5MB in the end (delta: 35.7MB). Free memory was 67.3MB in the beginning and 84.8MB in the end (delta: -17.5MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2022-07-12 01:23:58,000 INFO L158 Benchmark]: Boogie Procedure Inliner took 213.07ms. Allocated memory is still 140.5MB. Free memory was 84.8MB in the beginning and 76.5MB in the end (delta: 8.3MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2022-07-12 01:23:58,001 INFO L158 Benchmark]: Boogie Preprocessor took 204.54ms. Allocated memory is still 140.5MB. Free memory was 76.5MB in the beginning and 70.5MB in the end (delta: 5.9MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-07-12 01:23:58,002 INFO L158 Benchmark]: RCFGBuilder took 2608.13ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 70.5MB in the beginning and 104.3MB in the end (delta: -33.8MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2022-07-12 01:23:58,004 INFO L158 Benchmark]: TraceAbstraction took 68811.06ms. Allocated memory was 218.1MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 103.2MB in the beginning and 517.2MB in the end (delta: -414.0MB). Peak memory consumption was 832.8MB. Max. memory is 16.1GB. [2022-07-12 01:23:58,004 INFO L158 Benchmark]: Witness Printer took 177.57ms. Allocated memory is still 1.3GB. Free memory was 517.2MB in the beginning and 492.1MB in the end (delta: 25.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-12 01:23:58,014 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 104.9MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 834.72ms. Allocated memory was 104.9MB in the beginning and 140.5MB in the end (delta: 35.7MB). Free memory was 67.3MB in the beginning and 84.8MB in the end (delta: -17.5MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 213.07ms. Allocated memory is still 140.5MB. Free memory was 84.8MB in the beginning and 76.5MB in the end (delta: 8.3MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 204.54ms. Allocated memory is still 140.5MB. Free memory was 76.5MB in the beginning and 70.5MB in the end (delta: 5.9MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2608.13ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 70.5MB in the beginning and 104.3MB in the end (delta: -33.8MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * TraceAbstraction took 68811.06ms. Allocated memory was 218.1MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 103.2MB in the beginning and 517.2MB in the end (delta: -414.0MB). Peak memory consumption was 832.8MB. Max. memory is 16.1GB. * Witness Printer took 177.57ms. Allocated memory is still 1.3GB. Free memory was 517.2MB in the beginning and 492.1MB in the end (delta: 25.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 188]: 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, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 68.7s, OverallIterations: 24, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 37.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8907 SdHoareTripleChecker+Valid, 33.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8907 mSDsluCounter, 9478 SdHoareTripleChecker+Invalid, 28.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 497 IncrementalHoareTripleChecker+Unchecked, 968 mSDsCounter, 4384 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26321 IncrementalHoareTripleChecker+Invalid, 31202 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4384 mSolverCounterUnsat, 8510 mSDtfsCounter, 26321 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7123 GetRequests, 7063 SyntacticMatches, 3 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21378occurred in iteration=23, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.5s AutomataMinimizationTime, 24 MinimizatonAttempts, 23700 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 337 NumberOfFragments, 1283 HoareAnnotationTreeSize, 4 FomulaSimplifications, 11992 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 23803 FormulaSimplificationTreeSizeReductionInter, 4.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 14.2s InterpolantComputationTime, 18487 NumberOfCodeBlocks, 18487 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 20293 ConstructedInterpolants, 55 QuantifiedInterpolants, 99237 SizeOfPredicates, 10 NumberOfNonLiveVariables, 6225 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 33 InterpolantComputations, 22 PerfectInterpolantSequences, 23109/25252 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: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((89 + a4 <= 0 && a2 == 1) && a29 <= 401234) || (((42 + a4 <= 0 && (0 < a4 + 86 || 0 < a29 + 144)) && 3 == a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((2 <= a2 && 89 + a4 <= 0) && a2 <= 2)) || ((((0 < a0 + 61 && 42 + a4 <= 0) && 2 <= a2) && a29 + 127 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && a0 + 32950 <= 0)) || ((5 == a2 && 42 + a4 <= 0) && 44 <= a29)) || ((((a0 + 105 <= 0 && 44 <= a29) && 2 <= a2) && a0 + 61 <= 0) && a2 <= 2)) || (42 + a4 <= 0 && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0)))) || (((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2) && a0 + 61 <= 0)) || ((((0 < a0 + 61 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) && a2 <= 2)) || ((5 == a2 && 89 + a4 <= 0) && 0 < a29 + 144)) || ((0 < a0 + 61 && 5 == a2) && 42 + a4 <= 0)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 <= a2) && a0 + 61 <= 0) && a2 <= 2)) || (((42 + a4 <= 0 && a2 == 1) && 8 <= a29) && a29 <= 401234)) || ((0 < a0 + 61 && 42 + a4 <= 0) && 3 == a2)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || ((a0 + 105 <= 0 && 5 == a2) && 42 + a4 <= 0)) || (89 + a4 <= 0 && 3 == a2)) || ((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0)) || (((((42 + a4 <= 0 && 44 <= a29) && 2 <= a2) && 98 + a0 <= 0) && a0 + 61 <= 0) && a2 <= 2)) || ((a0 + 105 <= 0 && 42 + a4 <= 0) && a2 == 4)) || (((2 <= a2 && 89 + a4 <= 0) && 8 <= a29) && a0 + 61 <= 0)) || ((0 <= 97 + a0 && 42 + a4 <= 0) && a2 == 4) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((89 + a4 <= 0 && a2 == 1) && a29 <= 401234) || (((42 + a4 <= 0 && (0 < a4 + 86 || 0 < a29 + 144)) && 3 == a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((2 <= a2 && 89 + a4 <= 0) && a2 <= 2)) || ((((0 < a0 + 61 && 42 + a4 <= 0) && 2 <= a2) && a29 + 127 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && a0 + 32950 <= 0)) || ((5 == a2 && 42 + a4 <= 0) && 44 <= a29)) || ((((a0 + 105 <= 0 && 44 <= a29) && 2 <= a2) && a0 + 61 <= 0) && a2 <= 2)) || (42 + a4 <= 0 && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0)))) || (((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2) && a0 + 61 <= 0)) || ((((0 < a0 + 61 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) && a2 <= 2)) || ((5 == a2 && 89 + a4 <= 0) && 0 < a29 + 144)) || ((0 < a0 + 61 && 5 == a2) && 42 + a4 <= 0)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 <= a2) && a0 + 61 <= 0) && a2 <= 2)) || (((42 + a4 <= 0 && a2 == 1) && 8 <= a29) && a29 <= 401234)) || ((0 < a0 + 61 && 42 + a4 <= 0) && 3 == a2)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || ((a0 + 105 <= 0 && 5 == a2) && 42 + a4 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (89 + a4 <= 0 && 3 == a2)) || ((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0)) || (((((42 + a4 <= 0 && 44 <= a29) && 2 <= a2) && 98 + a0 <= 0) && a0 + 61 <= 0) && a2 <= 2)) || ((a0 + 105 <= 0 && 42 + a4 <= 0) && a2 == 4)) || (((2 <= a2 && 89 + a4 <= 0) && 8 <= a29) && a0 + 61 <= 0)) || ((0 <= 97 + a0 && 42 + a4 <= 0) && a2 == 4) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((89 + a4 <= 0 && a2 == 1) && a29 <= 401234) || (((42 + a4 <= 0 && (0 < a4 + 86 || 0 < a29 + 144)) && 3 == a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((2 <= a2 && 89 + a4 <= 0) && a2 <= 2)) || ((((0 < a0 + 61 && 42 + a4 <= 0) && 2 <= a2) && a29 + 127 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && a0 + 32950 <= 0)) || ((5 == a2 && 42 + a4 <= 0) && 44 <= a29)) || ((((a0 + 105 <= 0 && 44 <= a29) && 2 <= a2) && a0 + 61 <= 0) && a2 <= 2)) || (42 + a4 <= 0 && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0)))) || (((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2) && a0 + 61 <= 0)) || ((((0 < a0 + 61 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) && a2 <= 2)) || ((5 == a2 && 89 + a4 <= 0) && 0 < a29 + 144)) || ((0 < a0 + 61 && 5 == a2) && 42 + a4 <= 0)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 <= a2) && a0 + 61 <= 0) && a2 <= 2)) || (((42 + a4 <= 0 && a2 == 1) && 8 <= a29) && a29 <= 401234)) || ((0 < a0 + 61 && 42 + a4 <= 0) && 3 == a2)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || ((a0 + 105 <= 0 && 5 == a2) && 42 + a4 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (89 + a4 <= 0 && 3 == a2)) || ((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0)) || (((((42 + a4 <= 0 && 44 <= a29) && 2 <= a2) && 98 + a0 <= 0) && a0 + 61 <= 0) && a2 <= 2)) || ((a0 + 105 <= 0 && 42 + a4 <= 0) && a2 == 4)) || (((2 <= a2 && 89 + a4 <= 0) && 8 <= a29) && a0 + 61 <= 0)) || ((0 <= 97 + a0 && 42 + a4 <= 0) && a2 == 4) RESULT: Ultimate proved your program to be correct! [2022-07-12 01:23:58,050 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE