./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label10.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 7f151a13e47989a65c4ec5b5333c24fda53f0a15e0e3e933f79a23263bfef839 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 00:01:29,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 00:01:29,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 00:01:29,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 00:01:29,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 00:01:29,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 00:01:29,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 00:01:29,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 00:01:29,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 00:01:29,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 00:01:29,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 00:01:29,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 00:01:29,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 00:01:29,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 00:01:29,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 00:01:29,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 00:01:29,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 00:01:29,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 00:01:29,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 00:01:29,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 00:01:29,476 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 00:01:29,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 00:01:29,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 00:01:29,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 00:01:29,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 00:01:29,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 00:01:29,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 00:01:29,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 00:01:29,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 00:01:29,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 00:01:29,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 00:01:29,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 00:01:29,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 00:01:29,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 00:01:29,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 00:01:29,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 00:01:29,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 00:01:29,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 00:01:29,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 00:01:29,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 00:01:29,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 00:01:29,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 00:01:29,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 00:01:29,564 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 00:01:29,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 00:01:29,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 00:01:29,565 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 00:01:29,566 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 00:01:29,566 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 00:01:29,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 00:01:29,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 00:01:29,567 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 00:01:29,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 00:01:29,568 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 00:01:29,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 00:01:29,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 00:01:29,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 00:01:29,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 00:01:29,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 00:01:29,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 00:01:29,580 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 00:01:29,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 00:01:29,580 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 00:01:29,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 00:01:29,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 00:01:29,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 00:01:29,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 00:01:29,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 00:01:29,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 00:01:29,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 00:01:29,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 00:01:29,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 00:01:29,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 00:01:29,583 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 00:01:29,583 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 00:01:29,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 00:01:29,584 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f151a13e47989a65c4ec5b5333c24fda53f0a15e0e3e933f79a23263bfef839 [2022-07-21 00:01:30,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 00:01:30,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 00:01:30,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 00:01:30,183 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 00:01:30,183 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 00:01:30,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2022-07-21 00:01:30,281 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4490c8581/b1b795cc1537400b9cb6ff61f1e4516d/FLAG5909bd8a7 [2022-07-21 00:01:31,262 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 00:01:31,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2022-07-21 00:01:31,300 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4490c8581/b1b795cc1537400b9cb6ff61f1e4516d/FLAG5909bd8a7 [2022-07-21 00:01:31,329 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4490c8581/b1b795cc1537400b9cb6ff61f1e4516d [2022-07-21 00:01:31,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 00:01:31,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 00:01:31,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 00:01:31,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 00:01:31,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 00:01:31,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:01:31" (1/1) ... [2022-07-21 00:01:31,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e0f8057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:31, skipping insertion in model container [2022-07-21 00:01:31,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:01:31" (1/1) ... [2022-07-21 00:01:31,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 00:01:31,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 00:01:31,680 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_label10.c[4275,4288] [2022-07-21 00:01:32,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 00:01:32,415 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 00:01:32,453 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_label10.c[4275,4288] [2022-07-21 00:01:32,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 00:01:32,830 INFO L208 MainTranslator]: Completed translation [2022-07-21 00:01:32,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32 WrapperNode [2022-07-21 00:01:32,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 00:01:32,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 00:01:32,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 00:01:32,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 00:01:32,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (1/1) ... [2022-07-21 00:01:32,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (1/1) ... [2022-07-21 00:01:33,278 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-07-21 00:01:33,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 00:01:33,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 00:01:33,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 00:01:33,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 00:01:33,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (1/1) ... [2022-07-21 00:01:33,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (1/1) ... [2022-07-21 00:01:33,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (1/1) ... [2022-07-21 00:01:33,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (1/1) ... [2022-07-21 00:01:33,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (1/1) ... [2022-07-21 00:01:33,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (1/1) ... [2022-07-21 00:01:33,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (1/1) ... [2022-07-21 00:01:33,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 00:01:33,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 00:01:33,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 00:01:33,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 00:01:33,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (1/1) ... [2022-07-21 00:01:33,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 00:01:33,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:01:33,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 00:01:33,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 00:01:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 00:01:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 00:01:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 00:01:33,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 00:01:34,020 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 00:01:34,024 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 00:01:37,016 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 00:01:37,040 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 00:01:37,041 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-21 00:01:37,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:01:37 BoogieIcfgContainer [2022-07-21 00:01:37,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 00:01:37,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 00:01:37,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 00:01:37,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 00:01:37,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:01:31" (1/3) ... [2022-07-21 00:01:37,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67788bd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:01:37, skipping insertion in model container [2022-07-21 00:01:37,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:01:32" (2/3) ... [2022-07-21 00:01:37,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67788bd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:01:37, skipping insertion in model container [2022-07-21 00:01:37,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:01:37" (3/3) ... [2022-07-21 00:01:37,050 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label10.c [2022-07-21 00:01:37,063 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 00:01:37,063 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 00:01:37,124 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 00:01:37,129 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@1b84ed71, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3266d9b [2022-07-21 00:01:37,130 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 00:01:37,140 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) [2022-07-21 00:01:37,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-07-21 00:01:37,145 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:01:37,146 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] [2022-07-21 00:01:37,146 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:01:37,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:01:37,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1089129850, now seen corresponding path program 1 times [2022-07-21 00:01:37,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:01:37,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798602352] [2022-07-21 00:01:37,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:01:37,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:01:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:01:37,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:01:37,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:01:37,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798602352] [2022-07-21 00:01:37,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798602352] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:01:37,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:01:37,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:01:37,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914650373] [2022-07-21 00:01:37,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:01:37,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:01:37,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:01:37,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:01:37,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:37,426 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 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:39,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:01:39,822 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2022-07-21 00:01:39,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:01:39,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-07-21 00:01:39,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:01:39,856 INFO L225 Difference]: With dead ends: 1154 [2022-07-21 00:01:39,878 INFO L226 Difference]: Without dead ends: 665 [2022-07-21 00:01:39,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:39,889 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 287 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-21 00:01:39,901 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 383 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-21 00:01:39,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2022-07-21 00:01:40,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2022-07-21 00:01:40,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:40,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2022-07-21 00:01:40,057 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 34 [2022-07-21 00:01:40,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:01:40,075 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2022-07-21 00:01:40,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2022-07-21 00:01:40,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-07-21 00:01:40,083 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:01:40,084 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:01:40,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 00:01:40,085 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:01:40,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:01:40,086 INFO L85 PathProgramCache]: Analyzing trace with hash 513841653, now seen corresponding path program 1 times [2022-07-21 00:01:40,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:01:40,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543498122] [2022-07-21 00:01:40,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:01:40,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:01:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:01:40,419 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:01:40,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:01:40,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543498122] [2022-07-21 00:01:40,420 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543498122] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:01:40,420 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:01:40,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:01:40,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569016917] [2022-07-21 00:01:40,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:01:40,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:01:40,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:01:40,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:01:40,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:40,439 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:42,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:01:42,839 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2022-07-21 00:01:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:01:42,840 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 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 99 [2022-07-21 00:01:42,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:01:42,844 INFO L225 Difference]: With dead ends: 1624 [2022-07-21 00:01:42,844 INFO L226 Difference]: Without dead ends: 963 [2022-07-21 00:01:42,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:42,851 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-21 00:01:42,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 337 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-21 00:01:42,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2022-07-21 00:01:42,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2022-07-21 00:01:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:42,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2022-07-21 00:01:42,880 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 99 [2022-07-21 00:01:42,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:01:42,881 INFO L495 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2022-07-21 00:01:42,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:42,881 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2022-07-21 00:01:42,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-07-21 00:01:42,887 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:01:42,887 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:01:42,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 00:01:42,890 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:01:42,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:01:42,898 INFO L85 PathProgramCache]: Analyzing trace with hash 226015812, now seen corresponding path program 1 times [2022-07-21 00:01:42,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:01:42,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386801454] [2022-07-21 00:01:42,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:01:42,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:01:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:01:43,107 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:01:43,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:01:43,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386801454] [2022-07-21 00:01:43,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386801454] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:01:43,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:01:43,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 00:01:43,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049665280] [2022-07-21 00:01:43,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:01:43,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 00:01:43,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:01:43,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 00:01:43,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 00:01:43,111 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:46,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:01:46,101 INFO L93 Difference]: Finished difference Result 2244 states and 3201 transitions. [2022-07-21 00:01:46,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 00:01:46,102 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 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 104 [2022-07-21 00:01:46,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:01:46,107 INFO L225 Difference]: With dead ends: 2244 [2022-07-21 00:01:46,108 INFO L226 Difference]: Without dead ends: 1582 [2022-07-21 00:01:46,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 00:01:46,110 INFO L413 NwaCegarLoop]: 268 mSDtfsCounter, 361 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 1664 mSolverCounterSat, 482 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 482 IncrementalHoareTripleChecker+Valid, 1664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-21 00:01:46,110 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [361 Valid, 366 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [482 Valid, 1664 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-07-21 00:01:46,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2022-07-21 00:01:46,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1266. [2022-07-21 00:01:46,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3043478260869565) internal successors, (1650), 1265 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2022-07-21 00:01:46,154 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 104 [2022-07-21 00:01:46,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:01:46,155 INFO L495 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2022-07-21 00:01:46,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:46,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2022-07-21 00:01:46,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-07-21 00:01:46,167 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:01:46,168 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:01:46,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 00:01:46,168 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:01:46,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:01:46,169 INFO L85 PathProgramCache]: Analyzing trace with hash 527806185, now seen corresponding path program 1 times [2022-07-21 00:01:46,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:01:46,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522534501] [2022-07-21 00:01:46,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:01:46,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:01:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:01:46,376 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:01:46,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:01:46,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522534501] [2022-07-21 00:01:46,377 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522534501] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:01:46,377 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:01:46,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:01:46,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627885269] [2022-07-21 00:01:46,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:01:46,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 00:01:46,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:01:46,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 00:01:46,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 00:01:46,382 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand has 4 states, 4 states have (on average 50.0) internal successors, (200), 3 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:50,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:01:50,424 INFO L93 Difference]: Finished difference Result 4668 states and 6169 transitions. [2022-07-21 00:01:50,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 00:01:50,425 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 50.0) internal successors, (200), 3 states have internal predecessors, (200), 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 200 [2022-07-21 00:01:50,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:01:50,455 INFO L225 Difference]: With dead ends: 4668 [2022-07-21 00:01:50,455 INFO L226 Difference]: Without dead ends: 3404 [2022-07-21 00:01:50,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 00:01:50,481 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 488 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1953 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 488 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 2237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:01:50,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [488 Valid, 346 Invalid, 2237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1953 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-07-21 00:01:50,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3404 states. [2022-07-21 00:01:50,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3404 to 3381. [2022-07-21 00:01:50,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2363905325443787) internal successors, (4179), 3380 states have internal predecessors, (4179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4179 transitions. [2022-07-21 00:01:50,606 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4179 transitions. Word has length 200 [2022-07-21 00:01:50,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:01:50,607 INFO L495 AbstractCegarLoop]: Abstraction has 3381 states and 4179 transitions. [2022-07-21 00:01:50,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 50.0) internal successors, (200), 3 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:50,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4179 transitions. [2022-07-21 00:01:50,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-07-21 00:01:50,611 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:01:50,611 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:01:50,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 00:01:50,611 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:01:50,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:01:50,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1817183713, now seen corresponding path program 1 times [2022-07-21 00:01:50,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:01:50,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028973107] [2022-07-21 00:01:50,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:01:50,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:01:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:01:50,872 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-21 00:01:50,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:01:50,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028973107] [2022-07-21 00:01:50,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028973107] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:01:50,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:01:50,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:01:50,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143453907] [2022-07-21 00:01:50,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:01:50,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:01:50,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:01:50,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:01:50,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:50,876 INFO L87 Difference]: Start difference. First operand 3381 states and 4179 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:52,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:01:52,424 INFO L93 Difference]: Finished difference Result 8563 states and 10751 transitions. [2022-07-21 00:01:52,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:01:52,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 204 [2022-07-21 00:01:52,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:01:52,476 INFO L225 Difference]: With dead ends: 8563 [2022-07-21 00:01:52,476 INFO L226 Difference]: Without dead ends: 5483 [2022-07-21 00:01:52,481 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:52,501 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-07-21 00:01:52,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-21 00:01:52,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2022-07-21 00:01:52,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2022-07-21 00:01:52,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1683403322987036) internal successors, (6399), 5477 states have internal predecessors, (6399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:52,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6399 transitions. [2022-07-21 00:01:52,594 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6399 transitions. Word has length 204 [2022-07-21 00:01:52,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:01:52,595 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6399 transitions. [2022-07-21 00:01:52,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:52,598 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6399 transitions. [2022-07-21 00:01:52,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2022-07-21 00:01:52,602 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:01:52,602 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:01:52,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-21 00:01:52,603 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:01:52,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:01:52,604 INFO L85 PathProgramCache]: Analyzing trace with hash 224343269, now seen corresponding path program 1 times [2022-07-21 00:01:52,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:01:52,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981450324] [2022-07-21 00:01:52,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:01:52,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:01:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:01:52,830 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-07-21 00:01:52,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:01:52,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981450324] [2022-07-21 00:01:52,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981450324] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:01:52,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:01:52,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:01:52,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60500251] [2022-07-21 00:01:52,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:01:52,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:01:52,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:01:52,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:01:52,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:52,834 INFO L87 Difference]: Start difference. First operand 5478 states and 6399 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) [2022-07-21 00:01:54,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:01:54,553 INFO L93 Difference]: Finished difference Result 10655 states and 12485 transitions. [2022-07-21 00:01:54,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:01:54,555 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 306 [2022-07-21 00:01:54,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:01:54,583 INFO L225 Difference]: With dead ends: 10655 [2022-07-21 00:01:54,584 INFO L226 Difference]: Without dead ends: 5478 [2022-07-21 00:01:54,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:54,591 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.7s IncrementalHoareTripleChecker+Time [2022-07-21 00:01:54,592 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-21 00:01:54,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2022-07-21 00:01:54,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2022-07-21 00:01:54,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1672448420668249) internal successors, (6393), 5477 states have internal predecessors, (6393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:54,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6393 transitions. [2022-07-21 00:01:54,767 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6393 transitions. Word has length 306 [2022-07-21 00:01:54,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:01:54,768 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6393 transitions. [2022-07-21 00:01:54,768 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) [2022-07-21 00:01:54,768 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6393 transitions. [2022-07-21 00:01:54,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2022-07-21 00:01:54,772 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:01:54,772 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:01:54,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-21 00:01:54,773 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:01:54,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:01:54,773 INFO L85 PathProgramCache]: Analyzing trace with hash 559264950, now seen corresponding path program 1 times [2022-07-21 00:01:54,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:01:54,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823664692] [2022-07-21 00:01:54,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:01:54,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:01:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:01:55,093 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-21 00:01:55,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:01:55,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823664692] [2022-07-21 00:01:55,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823664692] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:01:55,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:01:55,094 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:01:55,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904877075] [2022-07-21 00:01:55,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:01:55,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:01:55,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:01:55,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:01:55,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:55,096 INFO L87 Difference]: Start difference. First operand 5478 states and 6393 transitions. Second operand has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:57,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:01:57,552 INFO L93 Difference]: Finished difference Result 11851 states and 14145 transitions. [2022-07-21 00:01:57,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:01:57,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 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 321 [2022-07-21 00:01:57,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:01:57,598 INFO L225 Difference]: With dead ends: 11851 [2022-07-21 00:01:57,615 INFO L226 Difference]: Without dead ends: 6674 [2022-07-21 00:01:57,622 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:57,624 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 281 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-21 00:01:57,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-21 00:01:57,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2022-07-21 00:01:57,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 4577. [2022-07-21 00:01:57,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4577 states, 4576 states have (on average 1.1840034965034965) internal successors, (5418), 4576 states have internal predecessors, (5418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:57,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4577 states to 4577 states and 5418 transitions. [2022-07-21 00:01:57,760 INFO L78 Accepts]: Start accepts. Automaton has 4577 states and 5418 transitions. Word has length 321 [2022-07-21 00:01:57,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:01:57,761 INFO L495 AbstractCegarLoop]: Abstraction has 4577 states and 5418 transitions. [2022-07-21 00:01:57,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:57,761 INFO L276 IsEmpty]: Start isEmpty. Operand 4577 states and 5418 transitions. [2022-07-21 00:01:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-07-21 00:01:57,766 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:01:57,767 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:01:57,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-21 00:01:57,767 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:01:57,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:01:57,768 INFO L85 PathProgramCache]: Analyzing trace with hash 11227575, now seen corresponding path program 1 times [2022-07-21 00:01:57,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:01:57,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55117219] [2022-07-21 00:01:57,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:01:57,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:01:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:01:57,990 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-07-21 00:01:57,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:01:57,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55117219] [2022-07-21 00:01:57,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55117219] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:01:57,991 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:01:57,991 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:01:57,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361886255] [2022-07-21 00:01:57,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:01:57,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:01:57,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:01:57,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:01:58,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:58,008 INFO L87 Difference]: Start difference. First operand 4577 states and 5418 transitions. Second operand has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:59,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:01:59,824 INFO L93 Difference]: Finished difference Result 10955 states and 13233 transitions. [2022-07-21 00:01:59,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:01:59,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 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 380 [2022-07-21 00:01:59,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:01:59,852 INFO L225 Difference]: With dead ends: 10955 [2022-07-21 00:01:59,853 INFO L226 Difference]: Without dead ends: 6679 [2022-07-21 00:01:59,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:01:59,860 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 294 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-07-21 00:01:59,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-21 00:01:59,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6679 states. [2022-07-21 00:01:59,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6679 to 6081. [2022-07-21 00:01:59,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6081 states, 6080 states have (on average 1.1572368421052632) internal successors, (7036), 6080 states have internal predecessors, (7036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:59,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6081 states to 6081 states and 7036 transitions. [2022-07-21 00:01:59,966 INFO L78 Accepts]: Start accepts. Automaton has 6081 states and 7036 transitions. Word has length 380 [2022-07-21 00:01:59,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:01:59,967 INFO L495 AbstractCegarLoop]: Abstraction has 6081 states and 7036 transitions. [2022-07-21 00:01:59,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:01:59,968 INFO L276 IsEmpty]: Start isEmpty. Operand 6081 states and 7036 transitions. [2022-07-21 00:01:59,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2022-07-21 00:01:59,973 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:01:59,973 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:01:59,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-21 00:01:59,974 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:01:59,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:01:59,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1017767819, now seen corresponding path program 1 times [2022-07-21 00:01:59,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:01:59,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809079141] [2022-07-21 00:01:59,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:01:59,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:00,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:02:00,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:00,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809079141] [2022-07-21 00:02:00,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809079141] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:00,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:00,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:00,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146104548] [2022-07-21 00:02:00,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:00,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:00,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:00,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:00,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:00,386 INFO L87 Difference]: Start difference. First operand 6081 states and 7036 transitions. Second operand has 3 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:02,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:02,011 INFO L93 Difference]: Finished difference Result 11857 states and 13761 transitions. [2022-07-21 00:02:02,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:02,028 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 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 386 [2022-07-21 00:02:02,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:02,042 INFO L225 Difference]: With dead ends: 11857 [2022-07-21 00:02:02,042 INFO L226 Difference]: Without dead ends: 6077 [2022-07-21 00:02:02,048 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 [2022-07-21 00:02:02,049 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 314 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 840 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 1067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:02,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 144 Invalid, 1067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 840 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-21 00:02:02,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6077 states. [2022-07-21 00:02:02,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6077 to 6075. [2022-07-21 00:02:02,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6075 states, 6074 states have (on average 1.141751728679618) internal successors, (6935), 6074 states have internal predecessors, (6935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:02,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6075 states to 6075 states and 6935 transitions. [2022-07-21 00:02:02,213 INFO L78 Accepts]: Start accepts. Automaton has 6075 states and 6935 transitions. Word has length 386 [2022-07-21 00:02:02,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:02,214 INFO L495 AbstractCegarLoop]: Abstraction has 6075 states and 6935 transitions. [2022-07-21 00:02:02,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:02,215 INFO L276 IsEmpty]: Start isEmpty. Operand 6075 states and 6935 transitions. [2022-07-21 00:02:02,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-07-21 00:02:02,222 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:02,222 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:02:02,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-21 00:02:02,223 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:02,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:02,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1956207138, now seen corresponding path program 1 times [2022-07-21 00:02:02,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:02,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185115959] [2022-07-21 00:02:02,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:02,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:02,542 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:02:02,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:02,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185115959] [2022-07-21 00:02:02,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185115959] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:02,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:02,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:02,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713741859] [2022-07-21 00:02:02,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:02,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:02,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:02,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:02,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:02,545 INFO L87 Difference]: Start difference. First operand 6075 states and 6935 transitions. Second operand has 3 states, 3 states have (on average 132.33333333333334) internal successors, (397), 3 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:04,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:04,147 INFO L93 Difference]: Finished difference Result 13954 states and 16191 transitions. [2022-07-21 00:02:04,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:04,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 132.33333333333334) internal successors, (397), 3 states have internal predecessors, (397), 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 397 [2022-07-21 00:02:04,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:04,166 INFO L225 Difference]: With dead ends: 13954 [2022-07-21 00:02:04,179 INFO L226 Difference]: Without dead ends: 8180 [2022-07-21 00:02:04,186 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:04,187 INFO L413 NwaCegarLoop]: 561 mSDtfsCounter, 247 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 902 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 1088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:04,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 599 Invalid, 1088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 902 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-21 00:02:04,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8180 states. [2022-07-21 00:02:04,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8180 to 7579. [2022-07-21 00:02:04,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7579 states, 7578 states have (on average 1.1307732911058326) internal successors, (8569), 7578 states have internal predecessors, (8569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:04,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7579 states to 7579 states and 8569 transitions. [2022-07-21 00:02:04,388 INFO L78 Accepts]: Start accepts. Automaton has 7579 states and 8569 transitions. Word has length 397 [2022-07-21 00:02:04,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:04,389 INFO L495 AbstractCegarLoop]: Abstraction has 7579 states and 8569 transitions. [2022-07-21 00:02:04,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.33333333333334) internal successors, (397), 3 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:04,389 INFO L276 IsEmpty]: Start isEmpty. Operand 7579 states and 8569 transitions. [2022-07-21 00:02:04,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2022-07-21 00:02:04,406 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:04,406 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:02:04,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-21 00:02:04,407 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:04,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:04,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1857017877, now seen corresponding path program 1 times [2022-07-21 00:02:04,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:04,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191556055] [2022-07-21 00:02:04,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:04,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:04,771 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-07-21 00:02:04,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:04,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191556055] [2022-07-21 00:02:04,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191556055] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:04,772 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:04,772 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:04,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266277816] [2022-07-21 00:02:04,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:04,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:04,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:04,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:04,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:04,774 INFO L87 Difference]: Start difference. First operand 7579 states and 8569 transitions. Second operand has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:06,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:06,751 INFO L93 Difference]: Finished difference Result 17315 states and 19927 transitions. [2022-07-21 00:02:06,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:06,752 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 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 411 [2022-07-21 00:02:06,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:06,769 INFO L225 Difference]: With dead ends: 17315 [2022-07-21 00:02:06,769 INFO L226 Difference]: Without dead ends: 10037 [2022-07-21 00:02:06,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:06,778 INFO L413 NwaCegarLoop]: 476 mSDtfsCounter, 382 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 1063 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 1126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1063 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:06,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 540 Invalid, 1126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1063 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-21 00:02:06,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10037 states. [2022-07-21 00:02:06,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10037 to 10032. [2022-07-21 00:02:06,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10032 states, 10031 states have (on average 1.1470441630944073) internal successors, (11506), 10031 states have internal predecessors, (11506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:06,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10032 states to 10032 states and 11506 transitions. [2022-07-21 00:02:06,905 INFO L78 Accepts]: Start accepts. Automaton has 10032 states and 11506 transitions. Word has length 411 [2022-07-21 00:02:06,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:06,906 INFO L495 AbstractCegarLoop]: Abstraction has 10032 states and 11506 transitions. [2022-07-21 00:02:06,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:06,906 INFO L276 IsEmpty]: Start isEmpty. Operand 10032 states and 11506 transitions. [2022-07-21 00:02:06,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2022-07-21 00:02:06,923 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:06,924 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:02:06,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-21 00:02:06,924 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:06,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:06,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1307685406, now seen corresponding path program 1 times [2022-07-21 00:02:06,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:06,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312338238] [2022-07-21 00:02:06,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:06,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-21 00:02:07,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:07,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312338238] [2022-07-21 00:02:07,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312338238] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:07,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:07,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:07,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858875011] [2022-07-21 00:02:07,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:07,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:07,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:07,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:07,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:07,103 INFO L87 Difference]: Start difference. First operand 10032 states and 11506 transitions. Second operand has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:08,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:08,400 INFO L93 Difference]: Finished difference Result 22158 states and 25850 transitions. [2022-07-21 00:02:08,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:08,408 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 413 [2022-07-21 00:02:08,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:08,429 INFO L225 Difference]: With dead ends: 22158 [2022-07-21 00:02:08,429 INFO L226 Difference]: Without dead ends: 12427 [2022-07-21 00:02:08,440 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:08,441 INFO L413 NwaCegarLoop]: 578 mSDtfsCounter, 236 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 879 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 1084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:08,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 616 Invalid, 1084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 879 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-21 00:02:08,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12427 states. [2022-07-21 00:02:08,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12427 to 12423. [2022-07-21 00:02:08,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12423 states, 12422 states have (on average 1.13524392207374) internal successors, (14102), 12422 states have internal predecessors, (14102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:08,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12423 states to 12423 states and 14102 transitions. [2022-07-21 00:02:08,589 INFO L78 Accepts]: Start accepts. Automaton has 12423 states and 14102 transitions. Word has length 413 [2022-07-21 00:02:08,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:08,590 INFO L495 AbstractCegarLoop]: Abstraction has 12423 states and 14102 transitions. [2022-07-21 00:02:08,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:08,590 INFO L276 IsEmpty]: Start isEmpty. Operand 12423 states and 14102 transitions. [2022-07-21 00:02:08,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2022-07-21 00:02:08,595 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:08,596 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:02:08,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-21 00:02:08,597 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:08,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:08,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1762941478, now seen corresponding path program 1 times [2022-07-21 00:02:08,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:08,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265416442] [2022-07-21 00:02:08,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:08,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:08,807 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-07-21 00:02:08,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:08,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265416442] [2022-07-21 00:02:08,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265416442] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:08,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:08,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:08,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486645605] [2022-07-21 00:02:08,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:08,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:08,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:08,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:08,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:08,812 INFO L87 Difference]: Start difference. First operand 12423 states and 14102 transitions. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:10,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:10,436 INFO L93 Difference]: Finished difference Result 32317 states and 36783 transitions. [2022-07-21 00:02:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:10,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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 483 [2022-07-21 00:02:10,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:10,461 INFO L225 Difference]: With dead ends: 32317 [2022-07-21 00:02:10,462 INFO L226 Difference]: Without dead ends: 20195 [2022-07-21 00:02:10,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:10,478 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 301 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 988 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 1186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:10,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 193 Invalid, 1186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 988 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-21 00:02:10,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20195 states. [2022-07-21 00:02:10,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20195 to 17205. [2022-07-21 00:02:10,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17205 states, 17204 states have (on average 1.1337479655893978) internal successors, (19505), 17204 states have internal predecessors, (19505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:10,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17205 states to 17205 states and 19505 transitions. [2022-07-21 00:02:10,702 INFO L78 Accepts]: Start accepts. Automaton has 17205 states and 19505 transitions. Word has length 483 [2022-07-21 00:02:10,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:10,702 INFO L495 AbstractCegarLoop]: Abstraction has 17205 states and 19505 transitions. [2022-07-21 00:02:10,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 17205 states and 19505 transitions. [2022-07-21 00:02:10,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2022-07-21 00:02:10,708 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:10,710 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 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] [2022-07-21 00:02:10,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-21 00:02:10,711 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:10,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:10,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1063330375, now seen corresponding path program 1 times [2022-07-21 00:02:10,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:10,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998490017] [2022-07-21 00:02:10,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:10,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:10,898 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 363 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-07-21 00:02:10,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:10,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998490017] [2022-07-21 00:02:10,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998490017] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:10,899 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:10,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:10,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291587522] [2022-07-21 00:02:10,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:10,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:10,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:10,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:10,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:10,901 INFO L87 Difference]: Start difference. First operand 17205 states and 19505 transitions. Second operand has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:12,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:12,935 INFO L93 Difference]: Finished difference Result 41907 states and 47931 transitions. [2022-07-21 00:02:12,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:12,936 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 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 522 [2022-07-21 00:02:12,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:12,992 INFO L225 Difference]: With dead ends: 41907 [2022-07-21 00:02:13,007 INFO L226 Difference]: Without dead ends: 25003 [2022-07-21 00:02:13,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:13,040 INFO L413 NwaCegarLoop]: 563 mSDtfsCounter, 248 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1020 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 1192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:13,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 595 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1020 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-21 00:02:13,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25003 states. [2022-07-21 00:02:13,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25003 to 24684. [2022-07-21 00:02:13,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24684 states, 24683 states have (on average 1.1249848073572903) internal successors, (27768), 24683 states have internal predecessors, (27768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:13,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24684 states to 24684 states and 27768 transitions. [2022-07-21 00:02:13,543 INFO L78 Accepts]: Start accepts. Automaton has 24684 states and 27768 transitions. Word has length 522 [2022-07-21 00:02:13,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:13,544 INFO L495 AbstractCegarLoop]: Abstraction has 24684 states and 27768 transitions. [2022-07-21 00:02:13,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:13,545 INFO L276 IsEmpty]: Start isEmpty. Operand 24684 states and 27768 transitions. [2022-07-21 00:02:13,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2022-07-21 00:02:13,653 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:13,654 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:02:13,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-21 00:02:13,654 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:13,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:13,655 INFO L85 PathProgramCache]: Analyzing trace with hash -192587655, now seen corresponding path program 1 times [2022-07-21 00:02:13,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:13,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848290071] [2022-07-21 00:02:13,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:13,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:13,970 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 628 proven. 39 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-07-21 00:02:13,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:13,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848290071] [2022-07-21 00:02:13,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848290071] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:02:13,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523317739] [2022-07-21 00:02:13,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:13,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:02:13,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:02:13,973 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:02:13,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 00:02:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:14,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:02:14,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:02:14,488 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 467 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-07-21 00:02:14,488 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:02:14,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523317739] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:14,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:02:14,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-21 00:02:14,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115739688] [2022-07-21 00:02:14,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:14,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:14,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:14,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:14,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:02:14,491 INFO L87 Difference]: Start difference. First operand 24684 states and 27768 transitions. Second operand has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:16,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:16,862 INFO L93 Difference]: Finished difference Result 55342 states and 62182 transitions. [2022-07-21 00:02:16,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:16,862 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 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 596 [2022-07-21 00:02:16,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:16,912 INFO L225 Difference]: With dead ends: 55342 [2022-07-21 00:02:16,912 INFO L226 Difference]: Without dead ends: 30959 [2022-07-21 00:02:16,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 599 GetRequests, 595 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:02:16,955 INFO L413 NwaCegarLoop]: 215 mSDtfsCounter, 265 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 949 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 1094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:16,956 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 250 Invalid, 1094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 949 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-07-21 00:02:17,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30959 states. [2022-07-21 00:02:17,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30959 to 27070. [2022-07-21 00:02:17,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27070 states, 27069 states have (on average 1.1213565333037792) internal successors, (30354), 27069 states have internal predecessors, (30354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27070 states to 27070 states and 30354 transitions. [2022-07-21 00:02:18,023 INFO L78 Accepts]: Start accepts. Automaton has 27070 states and 30354 transitions. Word has length 596 [2022-07-21 00:02:18,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:18,024 INFO L495 AbstractCegarLoop]: Abstraction has 27070 states and 30354 transitions. [2022-07-21 00:02:18,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:18,024 INFO L276 IsEmpty]: Start isEmpty. Operand 27070 states and 30354 transitions. [2022-07-21 00:02:18,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2022-07-21 00:02:18,050 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:18,050 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:02:18,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-21 00:02:18,266 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,SelfDestructingSolverStorable14 [2022-07-21 00:02:18,267 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:18,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:18,267 INFO L85 PathProgramCache]: Analyzing trace with hash -95465411, now seen corresponding path program 1 times [2022-07-21 00:02:18,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:18,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894754783] [2022-07-21 00:02:18,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:18,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:18,731 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2022-07-21 00:02:18,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:18,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894754783] [2022-07-21 00:02:18,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894754783] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:18,743 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:18,744 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:18,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994599099] [2022-07-21 00:02:18,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:18,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:18,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:18,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:18,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:18,746 INFO L87 Difference]: Start difference. First operand 27070 states and 30354 transitions. Second operand has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:21,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:21,446 INFO L93 Difference]: Finished difference Result 61045 states and 68675 transitions. [2022-07-21 00:02:21,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:21,446 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 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 596 [2022-07-21 00:02:21,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:21,488 INFO L225 Difference]: With dead ends: 61045 [2022-07-21 00:02:21,489 INFO L226 Difference]: Without dead ends: 34276 [2022-07-21 00:02:21,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:21,512 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 321 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 951 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 1277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 951 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:21,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 180 Invalid, 1277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 951 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-07-21 00:02:21,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34276 states. [2022-07-21 00:02:22,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34276 to 32152. [2022-07-21 00:02:22,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32152 states, 32151 states have (on average 1.1230443843115299) internal successors, (36107), 32151 states have internal predecessors, (36107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:22,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32152 states to 32152 states and 36107 transitions. [2022-07-21 00:02:22,291 INFO L78 Accepts]: Start accepts. Automaton has 32152 states and 36107 transitions. Word has length 596 [2022-07-21 00:02:22,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:22,291 INFO L495 AbstractCegarLoop]: Abstraction has 32152 states and 36107 transitions. [2022-07-21 00:02:22,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:22,292 INFO L276 IsEmpty]: Start isEmpty. Operand 32152 states and 36107 transitions. [2022-07-21 00:02:22,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2022-07-21 00:02:22,301 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:22,301 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:02:22,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-21 00:02:22,301 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:22,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:22,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1339152220, now seen corresponding path program 1 times [2022-07-21 00:02:22,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:22,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822669856] [2022-07-21 00:02:22,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:22,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:22,665 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 557 proven. 39 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2022-07-21 00:02:22,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:22,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822669856] [2022-07-21 00:02:22,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822669856] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:02:22,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708040182] [2022-07-21 00:02:22,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:22,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:02:22,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:02:22,668 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:02:22,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 00:02:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:22,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:02:22,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:02:23,019 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-07-21 00:02:23,019 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:02:23,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1708040182] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:23,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:02:23,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-21 00:02:23,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035711619] [2022-07-21 00:02:23,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:23,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:23,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:23,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:23,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:02:23,022 INFO L87 Difference]: Start difference. First operand 32152 states and 36107 transitions. Second operand has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:25,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:25,158 INFO L93 Difference]: Finished difference Result 63701 states and 71579 transitions. [2022-07-21 00:02:25,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:25,159 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 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 598 [2022-07-21 00:02:25,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:25,209 INFO L225 Difference]: With dead ends: 63701 [2022-07-21 00:02:25,209 INFO L226 Difference]: Without dead ends: 31850 [2022-07-21 00:02:25,227 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 601 GetRequests, 597 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:02:25,231 INFO L413 NwaCegarLoop]: 565 mSDtfsCounter, 297 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 876 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 1048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:25,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [297 Valid, 602 Invalid, 1048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 876 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-21 00:02:25,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31850 states. [2022-07-21 00:02:25,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31850 to 31252. [2022-07-21 00:02:25,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31252 states, 31251 states have (on average 1.084733288534767) internal successors, (33899), 31251 states have internal predecessors, (33899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:25,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31252 states to 31252 states and 33899 transitions. [2022-07-21 00:02:25,701 INFO L78 Accepts]: Start accepts. Automaton has 31252 states and 33899 transitions. Word has length 598 [2022-07-21 00:02:25,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:25,702 INFO L495 AbstractCegarLoop]: Abstraction has 31252 states and 33899 transitions. [2022-07-21 00:02:25,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:25,715 INFO L276 IsEmpty]: Start isEmpty. Operand 31252 states and 33899 transitions. [2022-07-21 00:02:25,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2022-07-21 00:02:25,914 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:25,914 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:02:25,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 00:02:26,138 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,SelfDestructingSolverStorable16 [2022-07-21 00:02:26,139 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:26,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:26,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1544203669, now seen corresponding path program 1 times [2022-07-21 00:02:26,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:26,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784381517] [2022-07-21 00:02:26,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:26,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:26,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 678 proven. 39 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-07-21 00:02:26,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:26,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784381517] [2022-07-21 00:02:26,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784381517] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:02:26,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890947152] [2022-07-21 00:02:26,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:26,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:02:26,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:02:26,488 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:02:26,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-21 00:02:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:26,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:02:26,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:02:27,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-07-21 00:02:27,286 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:02:27,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890947152] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:27,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:02:27,287 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-21 00:02:27,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799237766] [2022-07-21 00:02:27,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:27,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:27,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:27,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:27,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 00:02:27,288 INFO L87 Difference]: Start difference. First operand 31252 states and 33899 transitions. Second operand has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:29,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:29,007 INFO L93 Difference]: Finished difference Result 67581 states and 73181 transitions. [2022-07-21 00:02:29,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:29,008 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 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 686 [2022-07-21 00:02:29,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:29,176 INFO L225 Difference]: With dead ends: 67581 [2022-07-21 00:02:29,177 INFO L226 Difference]: Without dead ends: 30949 [2022-07-21 00:02:29,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 689 GetRequests, 686 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 00:02:29,206 INFO L413 NwaCegarLoop]: 402 mSDtfsCounter, 300 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 1135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:29,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [300 Valid, 414 Invalid, 1135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 851 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-21 00:02:29,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30949 states. [2022-07-21 00:02:29,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30949 to 27060. [2022-07-21 00:02:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27060 states, 27059 states have (on average 1.0410584278798183) internal successors, (28170), 27059 states have internal predecessors, (28170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:29,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27060 states to 27060 states and 28170 transitions. [2022-07-21 00:02:29,677 INFO L78 Accepts]: Start accepts. Automaton has 27060 states and 28170 transitions. Word has length 686 [2022-07-21 00:02:29,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:29,678 INFO L495 AbstractCegarLoop]: Abstraction has 27060 states and 28170 transitions. [2022-07-21 00:02:29,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:29,678 INFO L276 IsEmpty]: Start isEmpty. Operand 27060 states and 28170 transitions. [2022-07-21 00:02:29,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2022-07-21 00:02:29,706 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:29,709 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2022-07-21 00:02:29,755 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-21 00:02:29,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-07-21 00:02:29,944 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:29,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:29,945 INFO L85 PathProgramCache]: Analyzing trace with hash -253950539, now seen corresponding path program 1 times [2022-07-21 00:02:29,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:29,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915198044] [2022-07-21 00:02:29,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:29,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:30,583 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 202 proven. 375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:02:30,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:30,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915198044] [2022-07-21 00:02:30,584 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915198044] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:02:30,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1812143719] [2022-07-21 00:02:30,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:30,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:02:30,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:02:30,586 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:02:30,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-21 00:02:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:30,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 16 conjunts are in the unsatisfiable core [2022-07-21 00:02:30,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:02:32,841 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 470 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:02:32,841 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 00:02:34,645 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 470 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:02:34,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1812143719] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 00:02:34,646 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 00:02:34,646 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 11 [2022-07-21 00:02:34,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539135566] [2022-07-21 00:02:34,646 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 00:02:34,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-21 00:02:34,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:34,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-21 00:02:34,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-07-21 00:02:34,650 INFO L87 Difference]: Start difference. First operand 27060 states and 28170 transitions. Second operand has 11 states, 11 states have (on average 135.0909090909091) internal successors, (1486), 11 states have internal predecessors, (1486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:43,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:43,431 INFO L93 Difference]: Finished difference Result 96692 states and 100559 transitions. [2022-07-21 00:02:43,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-07-21 00:02:43,433 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 135.0909090909091) internal successors, (1486), 11 states have internal predecessors, (1486), 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 703 [2022-07-21 00:02:43,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:43,507 INFO L225 Difference]: With dead ends: 96692 [2022-07-21 00:02:43,507 INFO L226 Difference]: Without dead ends: 69933 [2022-07-21 00:02:43,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1489 GetRequests, 1435 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=506, Invalid=2356, Unknown=0, NotChecked=0, Total=2862 [2022-07-21 00:02:43,522 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 9872 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 6613 mSolverCounterSat, 2124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9872 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 8737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2124 IncrementalHoareTripleChecker+Valid, 6613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:43,522 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9872 Valid, 301 Invalid, 8737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2124 Valid, 6613 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2022-07-21 00:02:43,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69933 states. [2022-07-21 00:02:43,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69933 to 27957. [2022-07-21 00:02:43,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27957 states, 27956 states have (on average 1.0382028902561167) internal successors, (29024), 27956 states have internal predecessors, (29024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27957 states to 27957 states and 29024 transitions. [2022-07-21 00:02:43,996 INFO L78 Accepts]: Start accepts. Automaton has 27957 states and 29024 transitions. Word has length 703 [2022-07-21 00:02:43,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:43,997 INFO L495 AbstractCegarLoop]: Abstraction has 27957 states and 29024 transitions. [2022-07-21 00:02:43,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 135.0909090909091) internal successors, (1486), 11 states have internal predecessors, (1486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:43,998 INFO L276 IsEmpty]: Start isEmpty. Operand 27957 states and 29024 transitions. [2022-07-21 00:02:44,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2022-07-21 00:02:44,017 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:44,018 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2022-07-21 00:02:44,039 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-07-21 00:02:44,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:02:44,231 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:44,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:44,231 INFO L85 PathProgramCache]: Analyzing trace with hash 653935701, now seen corresponding path program 1 times [2022-07-21 00:02:44,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:44,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892121652] [2022-07-21 00:02:44,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:44,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:44,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1228 backedges. 737 proven. 0 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2022-07-21 00:02:44,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:44,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892121652] [2022-07-21 00:02:44,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892121652] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:44,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:44,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:44,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453444493] [2022-07-21 00:02:44,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:44,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:44,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:44,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:44,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:44,549 INFO L87 Difference]: Start difference. First operand 27957 states and 29024 transitions. Second operand has 3 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:45,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:45,650 INFO L93 Difference]: Finished difference Result 55611 states and 57749 transitions. [2022-07-21 00:02:45,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:45,651 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 states have internal predecessors, (431), 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 780 [2022-07-21 00:02:45,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:45,677 INFO L225 Difference]: With dead ends: 55611 [2022-07-21 00:02:45,677 INFO L226 Difference]: Without dead ends: 27955 [2022-07-21 00:02:45,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:45,692 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 462 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:45,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [462 Valid, 68 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-21 00:02:45,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27955 states. [2022-07-21 00:02:45,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27955 to 27656. [2022-07-21 00:02:45,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27656 states, 27655 states have (on average 1.0381847767130719) internal successors, (28711), 27655 states have internal predecessors, (28711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:45,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27656 states to 27656 states and 28711 transitions. [2022-07-21 00:02:45,951 INFO L78 Accepts]: Start accepts. Automaton has 27656 states and 28711 transitions. Word has length 780 [2022-07-21 00:02:45,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:45,951 INFO L495 AbstractCegarLoop]: Abstraction has 27656 states and 28711 transitions. [2022-07-21 00:02:45,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:45,952 INFO L276 IsEmpty]: Start isEmpty. Operand 27656 states and 28711 transitions. [2022-07-21 00:02:45,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2022-07-21 00:02:45,965 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:45,965 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2022-07-21 00:02:45,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-21 00:02:45,966 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:45,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:45,966 INFO L85 PathProgramCache]: Analyzing trace with hash 314151990, now seen corresponding path program 1 times [2022-07-21 00:02:45,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:45,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965825495] [2022-07-21 00:02:45,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:45,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:46,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 951 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2022-07-21 00:02:46,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:46,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965825495] [2022-07-21 00:02:46,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965825495] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:46,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:46,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 00:02:46,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60275245] [2022-07-21 00:02:46,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:46,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 00:02:46,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:46,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 00:02:46,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 00:02:46,233 INFO L87 Difference]: Start difference. First operand 27656 states and 28711 transitions. Second operand has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:47,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:47,675 INFO L93 Difference]: Finished difference Result 58898 states and 61137 transitions. [2022-07-21 00:02:47,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 00:02:47,675 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 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 [2022-07-21 00:02:47,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:47,705 INFO L225 Difference]: With dead ends: 58898 [2022-07-21 00:02:47,705 INFO L226 Difference]: Without dead ends: 31543 [2022-07-21 00:02:47,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 00:02:47,723 INFO L413 NwaCegarLoop]: 411 mSDtfsCounter, 622 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1399 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 622 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 1654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 1399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:47,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [622 Valid, 443 Invalid, 1654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 1399 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-21 00:02:47,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31543 states. [2022-07-21 00:02:47,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31543 to 29747. [2022-07-21 00:02:47,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29747 states, 29746 states have (on average 1.0297182814496066) internal successors, (30630), 29746 states have internal predecessors, (30630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:47,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29747 states to 29747 states and 30630 transitions. [2022-07-21 00:02:47,991 INFO L78 Accepts]: Start accepts. Automaton has 29747 states and 30630 transitions. Word has length 805 [2022-07-21 00:02:47,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:47,991 INFO L495 AbstractCegarLoop]: Abstraction has 29747 states and 30630 transitions. [2022-07-21 00:02:47,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:47,991 INFO L276 IsEmpty]: Start isEmpty. Operand 29747 states and 30630 transitions. [2022-07-21 00:02:48,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2022-07-21 00:02:48,002 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:48,003 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:02:48,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-21 00:02:48,003 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:48,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:48,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1586778385, now seen corresponding path program 1 times [2022-07-21 00:02:48,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:48,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819054196] [2022-07-21 00:02:48,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:48,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:48,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1016 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2022-07-21 00:02:48,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:48,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819054196] [2022-07-21 00:02:48,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819054196] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:48,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:48,288 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:48,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100767543] [2022-07-21 00:02:48,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:48,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:48,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:48,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:48,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:48,290 INFO L87 Difference]: Start difference. First operand 29747 states and 30630 transitions. Second operand has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:49,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:49,564 INFO L93 Difference]: Finished difference Result 62201 states and 64045 transitions. [2022-07-21 00:02:49,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:49,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 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 829 [2022-07-21 00:02:49,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:49,602 INFO L225 Difference]: With dead ends: 62201 [2022-07-21 00:02:49,602 INFO L226 Difference]: Without dead ends: 32456 [2022-07-21 00:02:49,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:49,627 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 315 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:49,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [315 Valid, 135 Invalid, 963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 00:02:49,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32456 states. [2022-07-21 00:02:50,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32456 to 29745. [2022-07-21 00:02:50,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29745 states, 29744 states have (on average 1.0296194190424959) internal successors, (30625), 29744 states have internal predecessors, (30625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:50,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29745 states to 29745 states and 30625 transitions. [2022-07-21 00:02:50,104 INFO L78 Accepts]: Start accepts. Automaton has 29745 states and 30625 transitions. Word has length 829 [2022-07-21 00:02:50,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:50,104 INFO L495 AbstractCegarLoop]: Abstraction has 29745 states and 30625 transitions. [2022-07-21 00:02:50,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:50,105 INFO L276 IsEmpty]: Start isEmpty. Operand 29745 states and 30625 transitions. [2022-07-21 00:02:50,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 863 [2022-07-21 00:02:50,124 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:50,126 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:02:50,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-07-21 00:02:50,126 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:50,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:50,127 INFO L85 PathProgramCache]: Analyzing trace with hash 24286981, now seen corresponding path program 1 times [2022-07-21 00:02:50,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:50,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594567909] [2022-07-21 00:02:50,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:50,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:50,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1324 backedges. 751 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2022-07-21 00:02:50,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:50,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594567909] [2022-07-21 00:02:50,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594567909] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:50,788 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:50,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:50,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579738421] [2022-07-21 00:02:50,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:50,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:50,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:50,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:50,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:50,795 INFO L87 Difference]: Start difference. First operand 29745 states and 30625 transitions. Second operand has 3 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:52,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:52,016 INFO L93 Difference]: Finished difference Result 54049 states and 55638 transitions. [2022-07-21 00:02:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:52,017 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 states have internal predecessors, (431), 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 862 [2022-07-21 00:02:52,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:52,045 INFO L225 Difference]: With dead ends: 54049 [2022-07-21 00:02:52,045 INFO L226 Difference]: Without dead ends: 24605 [2022-07-21 00:02:52,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:52,071 INFO L413 NwaCegarLoop]: 397 mSDtfsCounter, 340 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 697 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:52,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 408 Invalid, 810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 697 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 00:02:52,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24605 states. [2022-07-21 00:02:52,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24605 to 14702. [2022-07-21 00:02:52,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14702 states, 14701 states have (on average 1.0268689204816) internal successors, (15096), 14701 states have internal predecessors, (15096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:52,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14702 states to 14702 states and 15096 transitions. [2022-07-21 00:02:52,346 INFO L78 Accepts]: Start accepts. Automaton has 14702 states and 15096 transitions. Word has length 862 [2022-07-21 00:02:52,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:52,346 INFO L495 AbstractCegarLoop]: Abstraction has 14702 states and 15096 transitions. [2022-07-21 00:02:52,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:52,347 INFO L276 IsEmpty]: Start isEmpty. Operand 14702 states and 15096 transitions. [2022-07-21 00:02:52,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 896 [2022-07-21 00:02:52,363 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:52,364 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:02:52,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-21 00:02:52,364 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:52,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:52,365 INFO L85 PathProgramCache]: Analyzing trace with hash -926627041, now seen corresponding path program 1 times [2022-07-21 00:02:52,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:52,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175628329] [2022-07-21 00:02:52,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:52,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:53,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1069 backedges. 692 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2022-07-21 00:02:53,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:53,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175628329] [2022-07-21 00:02:53,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175628329] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:02:53,073 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:02:53,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:02:53,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770045113] [2022-07-21 00:02:53,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:53,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:02:53,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:53,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:02:53,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:53,075 INFO L87 Difference]: Start difference. First operand 14702 states and 15096 transitions. Second operand has 3 states, 3 states have (on average 204.66666666666666) internal successors, (614), 3 states have internal predecessors, (614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:54,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:54,060 INFO L93 Difference]: Finished difference Result 33004 states and 33910 transitions. [2022-07-21 00:02:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:02:54,061 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 204.66666666666666) internal successors, (614), 3 states have internal predecessors, (614), 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 895 [2022-07-21 00:02:54,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:54,083 INFO L225 Difference]: With dead ends: 33004 [2022-07-21 00:02:54,083 INFO L226 Difference]: Without dead ends: 18603 [2022-07-21 00:02:54,096 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:02:54,098 INFO L413 NwaCegarLoop]: 443 mSDtfsCounter, 31 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:54,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 469 Invalid, 779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-21 00:02:54,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18603 states. [2022-07-21 00:02:54,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18603 to 17405. [2022-07-21 00:02:54,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17405 states, 17404 states have (on average 1.0241898414157664) internal successors, (17825), 17404 states have internal predecessors, (17825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:54,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17405 states to 17405 states and 17825 transitions. [2022-07-21 00:02:54,360 INFO L78 Accepts]: Start accepts. Automaton has 17405 states and 17825 transitions. Word has length 895 [2022-07-21 00:02:54,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:54,361 INFO L495 AbstractCegarLoop]: Abstraction has 17405 states and 17825 transitions. [2022-07-21 00:02:54,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 204.66666666666666) internal successors, (614), 3 states have internal predecessors, (614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:54,362 INFO L276 IsEmpty]: Start isEmpty. Operand 17405 states and 17825 transitions. [2022-07-21 00:02:54,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2022-07-21 00:02:54,400 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:54,400 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-21 00:02:54,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-07-21 00:02:54,401 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:02:54,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:02:54,402 INFO L85 PathProgramCache]: Analyzing trace with hash 625408752, now seen corresponding path program 1 times [2022-07-21 00:02:54,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:02:54,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311453185] [2022-07-21 00:02:54,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:54,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:02:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:55,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 810 proven. 113 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2022-07-21 00:02:55,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:02:55,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311453185] [2022-07-21 00:02:55,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311453185] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:02:55,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262414920] [2022-07-21 00:02:55,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:02:55,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:02:55,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:02:55,388 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:02:55,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-21 00:02:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:02:55,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 1124 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-21 00:02:55,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:02:56,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 730 proven. 32 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2022-07-21 00:02:56,964 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 00:02:57,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 762 proven. 0 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2022-07-21 00:02:57,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1262414920] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-21 00:02:57,560 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-21 00:02:57,561 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 4] total 12 [2022-07-21 00:02:57,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597022045] [2022-07-21 00:02:57,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:02:57,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 00:02:57,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:02:57,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 00:02:57,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-07-21 00:02:57,577 INFO L87 Difference]: Start difference. First operand 17405 states and 17825 transitions. Second operand has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:59,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:02:59,323 INFO L93 Difference]: Finished difference Result 19507 states and 19958 transitions. [2022-07-21 00:02:59,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 00:02:59,324 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 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 967 [2022-07-21 00:02:59,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:02:59,345 INFO L225 Difference]: With dead ends: 19507 [2022-07-21 00:02:59,359 INFO L226 Difference]: Without dead ends: 19206 [2022-07-21 00:02:59,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1941 GetRequests, 1931 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-07-21 00:02:59,368 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 354 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 1095 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 354 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:02:59,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [354 Valid, 44 Invalid, 1336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1095 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-21 00:02:59,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19206 states. [2022-07-21 00:02:59,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19206 to 17405. [2022-07-21 00:02:59,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17405 states, 17404 states have (on average 1.0240174672489082) internal successors, (17822), 17404 states have internal predecessors, (17822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:59,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17405 states to 17405 states and 17822 transitions. [2022-07-21 00:02:59,782 INFO L78 Accepts]: Start accepts. Automaton has 17405 states and 17822 transitions. Word has length 967 [2022-07-21 00:02:59,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:02:59,783 INFO L495 AbstractCegarLoop]: Abstraction has 17405 states and 17822 transitions. [2022-07-21 00:02:59,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:02:59,784 INFO L276 IsEmpty]: Start isEmpty. Operand 17405 states and 17822 transitions. [2022-07-21 00:02:59,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1502 [2022-07-21 00:02:59,875 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:02:59,876 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-07-21 00:02:59,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-21 00:03:00,077 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,SelfDestructingSolverStorable24 [2022-07-21 00:03:00,077 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:03:00,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:03:00,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1754258623, now seen corresponding path program 1 times [2022-07-21 00:03:00,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:03:00,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712686547] [2022-07-21 00:03:00,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:03:00,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:03:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:03:01,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3805 backedges. 2163 proven. 0 refuted. 0 times theorem prover too weak. 1642 trivial. 0 not checked. [2022-07-21 00:03:01,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:03:01,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712686547] [2022-07-21 00:03:01,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712686547] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:03:01,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:03:01,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:03:01,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649992662] [2022-07-21 00:03:01,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:03:01,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:03:01,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:03:01,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:03:01,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:03:01,274 INFO L87 Difference]: Start difference. First operand 17405 states and 17822 transitions. Second operand has 3 states, 3 states have (on average 193.0) internal successors, (579), 3 states have internal predecessors, (579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:03:02,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:03:02,299 INFO L93 Difference]: Finished difference Result 34796 states and 35640 transitions. [2022-07-21 00:03:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:03:02,300 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 193.0) internal successors, (579), 3 states have internal predecessors, (579), 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 1501 [2022-07-21 00:03:02,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:03:02,302 INFO L225 Difference]: With dead ends: 34796 [2022-07-21 00:03:02,302 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 00:03:02,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:03:02,316 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 46 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-21 00:03:02,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 125 Invalid, 745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-21 00:03:02,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 00:03:02,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 00:03:02,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:03:02,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 00:03:02,319 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1501 [2022-07-21 00:03:02,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:03:02,320 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 00:03:02,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 193.0) internal successors, (579), 3 states have internal predecessors, (579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:03:02,321 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 00:03:02,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 00:03:02,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 00:03:02,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-07-21 00:03:02,332 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 00:03:20,367 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-07-21 00:03:20,368 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,369 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,373 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,373 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,373 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,373 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-21 00:03:20,373 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,374 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,374 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,374 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,374 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,374 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,374 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-21 00:03:20,374 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,374 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,374 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,375 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,375 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,375 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,375 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-21 00:03:20,375 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,375 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,375 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,375 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,375 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,376 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,376 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-21 00:03:20,376 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,376 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,376 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,376 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,376 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-07-21 00:03:20,376 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-07-21 00:03:20,376 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,377 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,377 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,377 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,377 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-21 00:03:20,377 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,377 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,377 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,377 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,378 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,378 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,378 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-07-21 00:03:20,378 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,378 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-07-21 00:03:20,378 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-07-21 00:03:20,378 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-07-21 00:03:20,378 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-21 00:03:20,378 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,379 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,379 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,379 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,379 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,379 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,379 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,379 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,379 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-21 00:03:20,380 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 00:03:20,380 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 119) no Hoare annotation was computed. [2022-07-21 00:03:20,380 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,380 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,380 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,380 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,380 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,380 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-21 00:03:20,381 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,381 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-07-21 00:03:20,381 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-07-21 00:03:20,381 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-07-21 00:03:20,381 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-07-21 00:03:20,381 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-07-21 00:03:20,381 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-07-21 00:03:20,381 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,385 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,385 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,385 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,385 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-07-21 00:03:20,385 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-07-21 00:03:20,385 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,385 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-21 00:03:20,386 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,386 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,387 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,399 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,399 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,399 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,399 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-21 00:03:20,399 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,399 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,399 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,400 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,400 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,400 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-07-21 00:03:20,400 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-07-21 00:03:20,400 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,400 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-21 00:03:20,400 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-07-21 00:03:20,400 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-07-21 00:03:20,400 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,401 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-07-21 00:03:20,401 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-07-21 00:03:20,401 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,401 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,401 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,401 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,401 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-21 00:03:20,401 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,401 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,402 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,402 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,402 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-07-21 00:03:20,402 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-07-21 00:03:20,402 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,402 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-21 00:03:20,402 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,402 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,403 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,403 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,403 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,403 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,403 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-21 00:03:20,403 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,403 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,403 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,404 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,404 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,404 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,404 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,404 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-21 00:03:20,404 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,404 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,404 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,404 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,405 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,405 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-21 00:03:20,405 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,405 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,405 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,405 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,405 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,405 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,405 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,406 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 00:03:20,406 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,406 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-07-21 00:03:20,406 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-07-21 00:03:20,406 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,406 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,406 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-21 00:03:20,406 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,407 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,407 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,407 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,407 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,407 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-21 00:03:20,407 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,407 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,423 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,423 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,423 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,423 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-21 00:03:20,424 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,424 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,424 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,424 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,424 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-21 00:03:20,424 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-21 00:03:20,424 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,424 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,425 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,425 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,425 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,425 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-07-21 00:03:20,425 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-07-21 00:03:20,425 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,425 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-21 00:03:20,425 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-21 00:03:20,425 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,426 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,426 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,426 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,426 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,426 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-07-21 00:03:20,426 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-07-21 00:03:20,426 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-07-21 00:03:20,426 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-07-21 00:03:20,427 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,427 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,427 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,427 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-21 00:03:20,427 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-21 00:03:20,427 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,427 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,427 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,428 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,428 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,428 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,428 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-07-21 00:03:20,428 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-07-21 00:03:20,428 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-21 00:03:20,428 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,428 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-21 00:03:20,428 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,429 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,429 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,429 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,429 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,429 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,429 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,429 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,429 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-21 00:03:20,430 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-21 00:03:20,430 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-07-21 00:03:20,430 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-07-21 00:03:20,430 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,430 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,430 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,430 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,431 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse15 (+ 98 ~a0~0))) (let ((.cse5 (<= 0 (+ 146 ~a0~0))) (.cse17 (<= ~a29~0 43)) (.cse10 (<= .cse15 0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse3 (<= (+ 104 ~a0~0) 0)) (.cse6 (= ~a2~0 4)) (.cse20 (<= (+ 148 ~a0~0) 0)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse19 (<= 0 (+ ~a4~0 74))) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse14 (= 3 ~a2~0)) (.cse8 (= ~a2~0 1)) (.cse21 (<= (+ ~a29~0 127) 0)) (.cse7 (<= ~a29~0 42)) (.cse11 (<= 5 ~a2~0)) (.cse9 (<= 0 (+ ~a29~0 192415))) (.cse16 (< 43 ~a29~0)) (.cse0 (= 2 ~a2~0)) (.cse18 (<= 0 (+ ~a0~0 60))) (.cse13 (<= (+ ~a4~0 86) 0)) (.cse12 (<= (div ~a29~0 5) 186040))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse6) (and .cse4 .cse8 .cse7 .cse9) (and .cse4 .cse10 .cse7 .cse11 .cse9) (and .cse1 .cse8 .cse2) (and .cse4 .cse10 .cse5 .cse8 .cse12) (and .cse1 .cse11 .cse2) (and .cse4 .cse0 .cse10 .cse7 .cse9) (and .cse7 .cse13 .cse14 (< 0 .cse15) .cse2 .cse9) (and .cse1 .cse5 .cse14 .cse2) (and .cse16 .cse4 .cse10 .cse11 .cse12) (and .cse1 .cse14 .cse17 .cse2) (and .cse18 .cse7 .cse13 .cse6 .cse9) (and .cse1 .cse8 .cse17) (and .cse16 .cse18 .cse11 .cse13 .cse12) (and .cse3 .cse4 .cse7 .cse14) (and .cse0 .cse1 .cse12) (and .cse4 .cse10 .cse5 .cse12 .cse19 .cse14) (and (not .cse16) .cse20 .cse4 .cse0) (and .cse3 .cse4 .cse19 .cse14 .cse17) (and .cse18 .cse7 .cse13 (< 0 (+ ~a29~0 16)) .cse14) (and .cse16 .cse18 .cse13 .cse12 .cse14) (and .cse16 .cse4 .cse0 .cse10 .cse12) (and .cse0 .cse18 .cse13 .cse21) (and .cse3 .cse8 .cse13 .cse12) (and .cse1 .cse6 .cse2) (and .cse20 .cse4 .cse8 .cse12) (and .cse3 .cse4 .cse11 .cse12) (and .cse3 .cse16 .cse4 .cse12 .cse6) (and .cse3 .cse16 .cse0 .cse12) (and (or (and .cse20 .cse4 .cse6) (and .cse20 .cse4 .cse19 .cse14)) .cse12) (and .cse1 .cse14 .cse21) (and .cse8 .cse13 .cse21) (and .cse18 .cse7 .cse11 .cse13 .cse9) (and .cse16 .cse0 .cse18 .cse13 .cse12)))) [2022-07-21 00:03:20,431 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-21 00:03:20,431 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-21 00:03:20,431 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,431 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,431 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,431 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,432 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,432 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,432 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,432 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-07-21 00:03:20,432 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,432 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-07-21 00:03:20,432 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-07-21 00:03:20,432 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,433 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-07-21 00:03:20,433 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-07-21 00:03:20,433 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-21 00:03:20,433 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-21 00:03:20,433 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,433 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,433 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,433 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,433 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,434 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-21 00:03:20,434 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-21 00:03:20,434 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,434 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-07-21 00:03:20,434 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-07-21 00:03:20,434 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,434 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,434 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 00:03:20,435 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,435 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,435 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,435 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,435 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse15 (< 43 ~a29~0)) (.cse19 (+ 98 ~a0~0))) (let ((.cse5 (<= 0 (+ 146 ~a0~0))) (.cse20 (<= ~a29~0 43)) (.cse10 (<= .cse19 0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse6 (= ~a2~0 4)) (.cse16 (<= (+ 148 ~a0~0) 0)) (.cse22 (<= 0 (+ ~a4~0 74))) (.cse12 (= 3 ~a2~0)) (.cse3 (<= (+ 104 ~a0~0) 0)) (.cse17 (not .cse15)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse8 (= ~a2~0 1)) (.cse13 (<= (+ ~a29~0 127) 0)) (.cse7 (<= ~a29~0 42)) (.cse11 (<= 5 ~a2~0)) (.cse9 (<= 0 (+ ~a29~0 192415))) (.cse0 (= 2 ~a2~0)) (.cse21 (<= 0 (+ ~a0~0 60))) (.cse18 (<= (+ ~a4~0 86) 0)) (.cse14 (<= (div ~a29~0 5) 186040))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse6) (and .cse4 .cse8 .cse7 .cse9) (and .cse4 .cse10 .cse7 .cse11 .cse9) (and .cse1 .cse8 .cse2) (and .cse1 .cse5 .cse12 .cse13) (and .cse4 .cse10 .cse5 .cse8 .cse14) (and .cse1 .cse11 .cse2) (and .cse15 .cse16 .cse4 .cse8 .cse14 .cse2) (and .cse4 .cse0 .cse10 .cse7 .cse9) (and .cse3 .cse17 .cse16 .cse4 .cse8) (and .cse7 .cse18 .cse12 (< 0 .cse19) .cse2 .cse9) (and .cse1 .cse5 .cse12 .cse2) (and .cse15 .cse4 .cse10 .cse11 .cse14) (and .cse1 .cse12 .cse20 .cse2) (and .cse21 .cse7 .cse18 .cse6 .cse9) (and .cse1 .cse8 .cse20) (and .cse15 .cse21 .cse11 .cse18 .cse14) (and .cse3 .cse4 .cse7 .cse12) (and .cse0 .cse1 .cse14) (and .cse16 .cse4 .cse0 .cse14) (and .cse4 .cse10 .cse5 .cse14 .cse22 .cse12) (and .cse3 .cse4 .cse22 .cse12 .cse20) (and .cse3 .cse15 .cse8 .cse18 .cse14 .cse2) (and .cse21 .cse7 .cse18 (< 0 (+ ~a29~0 16)) .cse12) (and .cse15 .cse21 .cse18 .cse14 .cse12) (and .cse15 .cse4 .cse0 .cse10 .cse14) (and .cse0 .cse21 .cse18 .cse13) (and .cse1 .cse6 .cse2) (and .cse3 .cse4 .cse11 .cse14) (and .cse3 .cse15 .cse4 .cse14 .cse6) (and .cse3 .cse15 .cse0 .cse14) (and (or (and .cse16 .cse4 .cse6) (and .cse16 .cse4 .cse22 .cse12)) .cse14) (and .cse3 .cse17 .cse4 .cse8 .cse18) (and .cse8 .cse18 .cse13) (and .cse21 .cse7 .cse11 .cse18 .cse9) (and .cse15 .cse0 .cse21 .cse18 .cse14)))) [2022-07-21 00:03:20,435 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,435 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-21 00:03:20,436 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-21 00:03:20,436 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,436 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,436 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,436 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,436 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,436 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,436 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-21 00:03:20,436 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-21 00:03:20,437 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,437 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,437 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-07-21 00:03:20,437 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,437 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,437 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,437 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,437 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,437 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,438 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-21 00:03:20,438 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-21 00:03:20,438 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,438 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,438 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,438 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,438 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,438 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,439 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-21 00:03:20,439 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,439 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-21 00:03:20,439 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,439 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,439 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,439 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,439 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,439 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,440 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,440 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-21 00:03:20,440 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-21 00:03:20,440 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,440 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,440 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,440 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,440 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,441 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,441 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,441 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-21 00:03:20,441 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-21 00:03:20,441 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,441 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,441 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,441 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,441 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,442 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,442 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,442 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-07-21 00:03:20,442 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-07-21 00:03:20,442 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,442 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-21 00:03:20,442 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-21 00:03:20,442 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,443 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,443 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,443 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,443 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,443 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,443 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse15 (< 43 ~a29~0)) (.cse19 (+ 98 ~a0~0))) (let ((.cse5 (<= 0 (+ 146 ~a0~0))) (.cse20 (<= ~a29~0 43)) (.cse10 (<= .cse19 0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse6 (= ~a2~0 4)) (.cse16 (<= (+ 148 ~a0~0) 0)) (.cse22 (<= 0 (+ ~a4~0 74))) (.cse12 (= 3 ~a2~0)) (.cse3 (<= (+ 104 ~a0~0) 0)) (.cse17 (not .cse15)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse8 (= ~a2~0 1)) (.cse13 (<= (+ ~a29~0 127) 0)) (.cse7 (<= ~a29~0 42)) (.cse11 (<= 5 ~a2~0)) (.cse9 (<= 0 (+ ~a29~0 192415))) (.cse0 (= 2 ~a2~0)) (.cse21 (<= 0 (+ ~a0~0 60))) (.cse18 (<= (+ ~a4~0 86) 0)) (.cse14 (<= (div ~a29~0 5) 186040))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse6) (and .cse4 .cse8 .cse7 .cse9) (and .cse4 .cse10 .cse7 .cse11 .cse9) (and .cse1 .cse8 .cse2) (and .cse1 .cse5 .cse12 .cse13) (and .cse4 .cse10 .cse5 .cse8 .cse14) (and .cse1 .cse11 .cse2) (and .cse15 .cse16 .cse4 .cse8 .cse14 .cse2) (and .cse4 .cse0 .cse10 .cse7 .cse9) (and .cse3 .cse17 .cse16 .cse4 .cse8) (and .cse7 .cse18 .cse12 (< 0 .cse19) .cse2 .cse9) (and .cse1 .cse5 .cse12 .cse2) (and .cse15 .cse4 .cse10 .cse11 .cse14) (and .cse1 .cse12 .cse20 .cse2) (and .cse21 .cse7 .cse18 .cse6 .cse9) (and .cse1 .cse8 .cse20) (and .cse15 .cse21 .cse11 .cse18 .cse14) (and .cse3 .cse4 .cse7 .cse12) (and .cse0 .cse1 .cse14) (and .cse16 .cse4 .cse0 .cse14) (and .cse4 .cse10 .cse5 .cse14 .cse22 .cse12) (and .cse3 .cse4 .cse22 .cse12 .cse20) (and .cse3 .cse15 .cse8 .cse18 .cse14 .cse2) (and .cse21 .cse7 .cse18 (< 0 (+ ~a29~0 16)) .cse12) (and .cse15 .cse21 .cse18 .cse14 .cse12) (and .cse15 .cse4 .cse0 .cse10 .cse14) (and .cse0 .cse21 .cse18 .cse13) (and .cse1 .cse6 .cse2) (and .cse3 .cse4 .cse11 .cse14) (and .cse3 .cse15 .cse4 .cse14 .cse6) (and .cse3 .cse15 .cse0 .cse14) (and (or (and .cse16 .cse4 .cse6) (and .cse16 .cse4 .cse22 .cse12)) .cse14) (and .cse3 .cse17 .cse4 .cse8 .cse18) (and .cse8 .cse18 .cse13) (and .cse21 .cse7 .cse11 .cse18 .cse9) (and .cse15 .cse0 .cse21 .cse18 .cse14)))) [2022-07-21 00:03:20,443 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-21 00:03:20,444 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-21 00:03:20,444 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,444 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,444 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,444 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,444 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,444 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,444 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,444 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,445 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-21 00:03:20,445 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-21 00:03:20,445 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,445 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-07-21 00:03:20,452 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-07-21 00:03:20,452 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,453 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,453 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,453 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,453 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,454 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,454 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 00:03:20,454 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-21 00:03:20,454 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,454 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,454 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,454 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,454 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-07-21 00:03:20,455 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-07-21 00:03:20,455 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-07-21 00:03:20,455 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,455 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-07-21 00:03:20,455 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-21 00:03:20,455 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,455 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,455 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,455 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,456 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,456 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,456 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,456 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-21 00:03:20,456 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,456 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,456 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,456 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,456 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-21 00:03:20,456 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,457 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,457 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-07-21 00:03:20,457 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,457 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,457 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,457 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,457 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,457 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,457 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,458 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-07-21 00:03:20,458 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-07-21 00:03:20,458 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,458 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-21 00:03:20,458 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,458 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:03:20,458 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,458 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-21 00:03:20,458 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-07-21 00:03:20,461 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:03:20,464 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 00:03:20,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:03:20 BoogieIcfgContainer [2022-07-21 00:03:20,559 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 00:03:20,560 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 00:03:20,560 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 00:03:20,560 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 00:03:20,561 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:01:37" (3/4) ... [2022-07-21 00:03:20,563 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 00:03:20,611 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-21 00:03:20,617 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-21 00:03:20,631 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 00:03:20,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 00:03:20,847 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 00:03:20,847 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 00:03:20,848 INFO L158 Benchmark]: Toolchain (without parser) took 109515.03ms. Allocated memory was 58.7MB in the beginning and 6.9GB in the end (delta: 6.8GB). Free memory was 41.5MB in the beginning and 5.4GB in the end (delta: -5.4GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-07-21 00:03:20,849 INFO L158 Benchmark]: CDTParser took 14.51ms. Allocated memory is still 48.2MB. Free memory is still 29.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 00:03:20,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1508.95ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 41.2MB in the beginning and 38.7MB in the end (delta: 2.5MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2022-07-21 00:03:20,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 467.01ms. Allocated memory was 71.3MB in the beginning and 117.4MB in the end (delta: 46.1MB). Free memory was 38.7MB in the beginning and 65.8MB in the end (delta: -27.1MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2022-07-21 00:03:20,849 INFO L158 Benchmark]: Boogie Preprocessor took 457.65ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 57.9MB in the end (delta: 7.9MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2022-07-21 00:03:20,851 INFO L158 Benchmark]: RCFGBuilder took 3271.00ms. Allocated memory was 117.4MB in the beginning and 213.9MB in the end (delta: 96.5MB). Free memory was 57.5MB in the beginning and 92.1MB in the end (delta: -34.6MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. [2022-07-21 00:03:20,852 INFO L158 Benchmark]: TraceAbstraction took 103514.30ms. Allocated memory was 213.9MB in the beginning and 6.9GB in the end (delta: 6.6GB). Free memory was 92.1MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 4.6GB. Max. memory is 16.1GB. [2022-07-21 00:03:20,852 INFO L158 Benchmark]: Witness Printer took 287.65ms. Allocated memory is still 6.9GB. Free memory was 5.5GB in the beginning and 5.4GB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-07-21 00:03:20,859 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 14.51ms. Allocated memory is still 48.2MB. Free memory is still 29.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1508.95ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 41.2MB in the beginning and 38.7MB in the end (delta: 2.5MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 467.01ms. Allocated memory was 71.3MB in the beginning and 117.4MB in the end (delta: 46.1MB). Free memory was 38.7MB in the beginning and 65.8MB in the end (delta: -27.1MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 457.65ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 57.9MB in the end (delta: 7.9MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3271.00ms. Allocated memory was 117.4MB in the beginning and 213.9MB in the end (delta: 96.5MB). Free memory was 57.5MB in the beginning and 92.1MB in the end (delta: -34.6MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. * TraceAbstraction took 103514.30ms. Allocated memory was 213.9MB in the beginning and 6.9GB in the end (delta: 6.6GB). Free memory was 92.1MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 4.6GB. Max. memory is 16.1GB. * Witness Printer took 287.65ms. Allocated memory is still 6.9GB. Free memory was 5.5GB in the beginning and 5.4GB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 119]: 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: 103.4s, OverallIterations: 26, TraceHistogramMax: 8, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.7s, AutomataDifference: 57.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17263 SdHoareTripleChecker+Valid, 51.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17263 mSDsluCounter, 9215 SdHoareTripleChecker+Invalid, 43.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1141 mSDsCounter, 6825 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31078 IncrementalHoareTripleChecker+Invalid, 37903 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6825 mSolverCounterUnsat, 8074 mSDtfsCounter, 31078 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5382 GetRequests, 5282 SyntacticMatches, 2 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1015 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32152occurred in iteration=16, InterpolantAutomatonStates: 131, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 7.4s AutomataMinimizationTime, 26 MinimizatonAttempts, 77146 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 246 NumberOfFragments, 2258 HoareAnnotationTreeSize, 4 FomulaSimplifications, 46993 FormulaSimplificationTreeSizeReduction, 8.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 115212 FormulaSimplificationTreeSizeReductionInter, 9.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 12.0s InterpolantComputationTime, 17628 NumberOfCodeBlocks, 17628 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 19265 ConstructedInterpolants, 0 QuantifiedInterpolants, 59010 SizeOfPredicates, 9 NumberOfNonLiveVariables, 4338 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 33 InterpolantComputations, 25 PerfectInterpolantSequences, 22929/23780 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: ((((((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 0 <= 146 + a0) && a2 == 4)) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 42) && 0 <= a29 + 192415)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && a29 <= 42) && 5 <= a2) && 0 <= a29 + 192415)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && a29 / 5 <= 186040)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 2 == a2) && 98 + a0 <= 0) && a29 <= 42) && 0 <= a29 + 192415)) || (((((a29 <= 42 && a4 + 86 <= 0) && 3 == a2) && 0 < 98 + a0) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((89 + a4 <= 0 && 0 <= 146 + a0) && 3 == a2) && a0 + 61 <= 0)) || ((((43 < a29 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && a29 / 5 <= 186040)) || (((89 + a4 <= 0 && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || ((((0 <= a0 + 60 && a29 <= 42) && a4 + 86 <= 0) && a2 == 4) && 0 <= a29 + 192415)) || ((89 + a4 <= 0 && a2 == 1) && a29 <= 43)) || ((((43 < a29 && 0 <= a0 + 60) && 5 <= a2) && a4 + 86 <= 0) && a29 / 5 <= 186040)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && a29 <= 42) && 3 == a2)) || ((2 == a2 && 89 + a4 <= 0) && a29 / 5 <= 186040)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a29 / 5 <= 186040) && 0 <= a4 + 74) && 3 == a2)) || (((!(43 < a29) && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && 0 <= a4 + 74) && 3 == a2) && a29 <= 43)) || ((((0 <= a0 + 60 && a29 <= 42) && a4 + 86 <= 0) && 0 < a29 + 16) && 3 == a2)) || ((((43 < a29 && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 / 5 <= 186040) && 3 == a2)) || ((((43 < a29 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && a29 / 5 <= 186040)) || (((2 == a2 && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 + 127 <= 0)) || (((104 + a0 <= 0 && a2 == 1) && a4 + 86 <= 0) && a29 / 5 <= 186040)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((148 + a0 <= 0 && 42 + a4 <= 0) && a2 == 1) && a29 / 5 <= 186040)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2) && a29 / 5 <= 186040)) || ((((104 + a0 <= 0 && 43 < a29) && 42 + a4 <= 0) && a29 / 5 <= 186040) && a2 == 4)) || (((104 + a0 <= 0 && 43 < a29) && 2 == a2) && a29 / 5 <= 186040)) || ((((148 + a0 <= 0 && 42 + a4 <= 0) && a2 == 4) || (((148 + a0 <= 0 && 42 + a4 <= 0) && 0 <= a4 + 74) && 3 == a2)) && a29 / 5 <= 186040)) || ((89 + a4 <= 0 && 3 == a2) && a29 + 127 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 127 <= 0)) || ((((0 <= a0 + 60 && a29 <= 42) && 5 <= a2) && a4 + 86 <= 0) && 0 <= a29 + 192415)) || ((((43 < a29 && 2 == a2) && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 / 5 <= 186040) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 0 <= 146 + a0) && a2 == 4)) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 42) && 0 <= a29 + 192415)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && a29 <= 42) && 5 <= a2) && 0 <= a29 + 192415)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && 0 <= 146 + a0) && 3 == a2) && a29 + 127 <= 0)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && a29 / 5 <= 186040)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || (((((43 < a29 && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 1) && a29 / 5 <= 186040) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 2 == a2) && 98 + a0 <= 0) && a29 <= 42) && 0 <= a29 + 192415)) || ((((104 + a0 <= 0 && !(43 < a29)) && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 1)) || (((((a29 <= 42 && a4 + 86 <= 0) && 3 == a2) && 0 < 98 + a0) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((89 + a4 <= 0 && 0 <= 146 + a0) && 3 == a2) && a0 + 61 <= 0)) || ((((43 < a29 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && a29 / 5 <= 186040)) || (((89 + a4 <= 0 && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || ((((0 <= a0 + 60 && a29 <= 42) && a4 + 86 <= 0) && a2 == 4) && 0 <= a29 + 192415)) || ((89 + a4 <= 0 && a2 == 1) && a29 <= 43)) || ((((43 < a29 && 0 <= a0 + 60) && 5 <= a2) && a4 + 86 <= 0) && a29 / 5 <= 186040)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && a29 <= 42) && 3 == a2)) || ((2 == a2 && 89 + a4 <= 0) && a29 / 5 <= 186040)) || (((148 + a0 <= 0 && 42 + a4 <= 0) && 2 == a2) && a29 / 5 <= 186040)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a29 / 5 <= 186040) && 0 <= a4 + 74) && 3 == a2)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && 0 <= a4 + 74) && 3 == a2) && a29 <= 43)) || (((((104 + a0 <= 0 && 43 < a29) && a2 == 1) && a4 + 86 <= 0) && a29 / 5 <= 186040) && a0 + 61 <= 0)) || ((((0 <= a0 + 60 && a29 <= 42) && a4 + 86 <= 0) && 0 < a29 + 16) && 3 == a2)) || ((((43 < a29 && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 / 5 <= 186040) && 3 == a2)) || ((((43 < a29 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && a29 / 5 <= 186040)) || (((2 == a2 && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2) && a29 / 5 <= 186040)) || ((((104 + a0 <= 0 && 43 < a29) && 42 + a4 <= 0) && a29 / 5 <= 186040) && a2 == 4)) || (((104 + a0 <= 0 && 43 < a29) && 2 == a2) && a29 / 5 <= 186040)) || ((((148 + a0 <= 0 && 42 + a4 <= 0) && a2 == 4) || (((148 + a0 <= 0 && 42 + a4 <= 0) && 0 <= a4 + 74) && 3 == a2)) && a29 / 5 <= 186040)) || ((((104 + a0 <= 0 && !(43 < a29)) && 42 + a4 <= 0) && a2 == 1) && a4 + 86 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 127 <= 0)) || ((((0 <= a0 + 60 && a29 <= 42) && 5 <= a2) && a4 + 86 <= 0) && 0 <= a29 + 192415)) || ((((43 < a29 && 2 == a2) && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 / 5 <= 186040) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 0 <= 146 + a0) && a2 == 4)) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 42) && 0 <= a29 + 192415)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && a29 <= 42) && 5 <= a2) && 0 <= a29 + 192415)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && 0 <= 146 + a0) && 3 == a2) && a29 + 127 <= 0)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && a29 / 5 <= 186040)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || (((((43 < a29 && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 1) && a29 / 5 <= 186040) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 2 == a2) && 98 + a0 <= 0) && a29 <= 42) && 0 <= a29 + 192415)) || ((((104 + a0 <= 0 && !(43 < a29)) && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 1)) || (((((a29 <= 42 && a4 + 86 <= 0) && 3 == a2) && 0 < 98 + a0) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((89 + a4 <= 0 && 0 <= 146 + a0) && 3 == a2) && a0 + 61 <= 0)) || ((((43 < a29 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && a29 / 5 <= 186040)) || (((89 + a4 <= 0 && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || ((((0 <= a0 + 60 && a29 <= 42) && a4 + 86 <= 0) && a2 == 4) && 0 <= a29 + 192415)) || ((89 + a4 <= 0 && a2 == 1) && a29 <= 43)) || ((((43 < a29 && 0 <= a0 + 60) && 5 <= a2) && a4 + 86 <= 0) && a29 / 5 <= 186040)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && a29 <= 42) && 3 == a2)) || ((2 == a2 && 89 + a4 <= 0) && a29 / 5 <= 186040)) || (((148 + a0 <= 0 && 42 + a4 <= 0) && 2 == a2) && a29 / 5 <= 186040)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a29 / 5 <= 186040) && 0 <= a4 + 74) && 3 == a2)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && 0 <= a4 + 74) && 3 == a2) && a29 <= 43)) || (((((104 + a0 <= 0 && 43 < a29) && a2 == 1) && a4 + 86 <= 0) && a29 / 5 <= 186040) && a0 + 61 <= 0)) || ((((0 <= a0 + 60 && a29 <= 42) && a4 + 86 <= 0) && 0 < a29 + 16) && 3 == a2)) || ((((43 < a29 && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 / 5 <= 186040) && 3 == a2)) || ((((43 < a29 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && a29 / 5 <= 186040)) || (((2 == a2 && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2) && a29 / 5 <= 186040)) || ((((104 + a0 <= 0 && 43 < a29) && 42 + a4 <= 0) && a29 / 5 <= 186040) && a2 == 4)) || (((104 + a0 <= 0 && 43 < a29) && 2 == a2) && a29 / 5 <= 186040)) || ((((148 + a0 <= 0 && 42 + a4 <= 0) && a2 == 4) || (((148 + a0 <= 0 && 42 + a4 <= 0) && 0 <= a4 + 74) && 3 == a2)) && a29 / 5 <= 186040)) || ((((104 + a0 <= 0 && !(43 < a29)) && 42 + a4 <= 0) && a2 == 1) && a4 + 86 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 127 <= 0)) || ((((0 <= a0 + 60 && a29 <= 42) && 5 <= a2) && a4 + 86 <= 0) && 0 <= a29 + 192415)) || ((((43 < a29 && 2 == a2) && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 / 5 <= 186040) RESULT: Ultimate proved your program to be correct! [2022-07-21 00:03:20,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE