./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label36.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_label36.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 f8c7f180e45ffba5eb47ee4dc238e0b48ee8dddec8c88fb0da95366e7d605cc2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 00:05:19,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 00:05:19,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 00:05:19,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 00:05:19,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 00:05:19,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 00:05:19,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 00:05:19,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 00:05:19,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 00:05:19,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 00:05:19,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 00:05:19,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 00:05:19,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 00:05:19,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 00:05:19,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 00:05:19,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 00:05:19,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 00:05:19,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 00:05:19,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 00:05:19,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 00:05:19,375 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 00:05:19,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 00:05:19,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 00:05:19,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 00:05:19,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 00:05:19,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 00:05:19,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 00:05:19,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 00:05:19,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 00:05:19,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 00:05:19,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 00:05:19,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 00:05:19,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 00:05:19,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 00:05:19,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 00:05:19,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 00:05:19,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 00:05:19,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 00:05:19,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 00:05:19,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 00:05:19,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 00:05:19,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 00:05:19,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 00:05:19,423 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 00:05:19,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 00:05:19,423 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 00:05:19,424 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 00:05:19,424 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 00:05:19,424 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 00:05:19,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 00:05:19,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 00:05:19,425 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 00:05:19,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 00:05:19,426 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 00:05:19,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 00:05:19,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 00:05:19,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 00:05:19,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 00:05:19,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 00:05:19,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 00:05:19,427 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 00:05:19,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 00:05:19,428 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 00:05:19,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 00:05:19,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 00:05:19,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 00:05:19,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 00:05:19,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 00:05:19,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 00:05:19,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 00:05:19,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 00:05:19,429 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 00:05:19,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 00:05:19,429 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 00:05:19,429 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 00:05:19,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 00:05:19,430 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8c7f180e45ffba5eb47ee4dc238e0b48ee8dddec8c88fb0da95366e7d605cc2 [2022-07-21 00:05:19,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 00:05:19,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 00:05:19,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 00:05:19,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 00:05:19,705 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 00:05:19,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2022-07-21 00:05:19,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d84169a8/aac5d726b77446f1b7ec745bd0c85e8c/FLAG161736eca [2022-07-21 00:05:20,261 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 00:05:20,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2022-07-21 00:05:20,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d84169a8/aac5d726b77446f1b7ec745bd0c85e8c/FLAG161736eca [2022-07-21 00:05:20,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d84169a8/aac5d726b77446f1b7ec745bd0c85e8c [2022-07-21 00:05:20,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 00:05:20,735 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 00:05:20,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 00:05:20,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 00:05:20,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 00:05:20,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:05:20" (1/1) ... [2022-07-21 00:05:20,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a7143b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:20, skipping insertion in model container [2022-07-21 00:05:20,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:05:20" (1/1) ... [2022-07-21 00:05:20,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 00:05:20,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 00:05:21,043 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_label36.c[7434,7447] [2022-07-21 00:05:21,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 00:05:21,361 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 00:05:21,389 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_label36.c[7434,7447] [2022-07-21 00:05:21,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 00:05:21,589 INFO L208 MainTranslator]: Completed translation [2022-07-21 00:05:21,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21 WrapperNode [2022-07-21 00:05:21,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 00:05:21,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 00:05:21,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 00:05:21,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 00:05:21,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (1/1) ... [2022-07-21 00:05:21,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (1/1) ... [2022-07-21 00:05:21,798 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-07-21 00:05:21,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 00:05:21,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 00:05:21,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 00:05:21,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 00:05:21,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (1/1) ... [2022-07-21 00:05:21,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (1/1) ... [2022-07-21 00:05:21,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (1/1) ... [2022-07-21 00:05:21,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (1/1) ... [2022-07-21 00:05:21,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (1/1) ... [2022-07-21 00:05:21,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (1/1) ... [2022-07-21 00:05:21,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (1/1) ... [2022-07-21 00:05:21,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 00:05:21,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 00:05:21,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 00:05:22,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 00:05:22,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (1/1) ... [2022-07-21 00:05:22,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 00:05:22,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:05:22,057 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 00:05:22,082 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 00:05:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 00:05:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 00:05:22,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 00:05:22,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 00:05:22,154 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 00:05:22,155 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 00:05:24,160 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 00:05:24,170 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 00:05:24,171 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-21 00:05:24,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:05:24 BoogieIcfgContainer [2022-07-21 00:05:24,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 00:05:24,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 00:05:24,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 00:05:24,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 00:05:24,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:05:20" (1/3) ... [2022-07-21 00:05:24,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e1b1d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:05:24, skipping insertion in model container [2022-07-21 00:05:24,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:05:21" (2/3) ... [2022-07-21 00:05:24,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e1b1d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:05:24, skipping insertion in model container [2022-07-21 00:05:24,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:05:24" (3/3) ... [2022-07-21 00:05:24,180 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label36.c [2022-07-21 00:05:24,191 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 00:05:24,192 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 00:05:24,235 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 00:05:24,240 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@51475a03, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6c55b681 [2022-07-21 00:05:24,241 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 00:05:24,246 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 00:05:24,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-07-21 00:05:24,253 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:24,254 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:05:24,254 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:24,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:24,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1818267785, now seen corresponding path program 1 times [2022-07-21 00:05:24,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:24,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898248714] [2022-07-21 00:05:24,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:24,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:24,543 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 00:05:24,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:24,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898248714] [2022-07-21 00:05:24,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898248714] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:24,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:24,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:05:24,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275036964] [2022-07-21 00:05:24,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:24,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:24,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:24,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:24,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:24,596 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 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:26,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:26,229 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2022-07-21 00:05:26,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:26,232 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2022-07-21 00:05:26,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:26,243 INFO L225 Difference]: With dead ends: 1155 [2022-07-21 00:05:26,244 INFO L226 Difference]: Without dead ends: 667 [2022-07-21 00:05:26,248 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 00:05:26,250 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 283 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:26,251 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 371 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 899 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-21 00:05:26,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2022-07-21 00:05:26,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2022-07-21 00:05:26,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:26,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2022-07-21 00:05:26,347 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 61 [2022-07-21 00:05:26,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:26,347 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2022-07-21 00:05:26,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:26,348 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2022-07-21 00:05:26,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-07-21 00:05:26,351 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:26,351 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:05:26,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 00:05:26,351 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:26,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:26,352 INFO L85 PathProgramCache]: Analyzing trace with hash -12161809, now seen corresponding path program 1 times [2022-07-21 00:05:26,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:26,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532742763] [2022-07-21 00:05:26,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:26,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:26,513 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:05:26,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:26,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532742763] [2022-07-21 00:05:26,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532742763] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:26,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:26,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:05:26,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721988413] [2022-07-21 00:05:26,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:26,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:26,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:26,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:26,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:26,516 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:28,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:28,139 INFO L93 Difference]: Finished difference Result 1955 states and 2894 transitions. [2022-07-21 00:05:28,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:28,140 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 136 [2022-07-21 00:05:28,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:28,144 INFO L225 Difference]: With dead ends: 1955 [2022-07-21 00:05:28,144 INFO L226 Difference]: Without dead ends: 1292 [2022-07-21 00:05:28,146 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 00:05:28,147 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 258 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:28,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 327 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-21 00:05:28,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2022-07-21 00:05:28,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1282. [2022-07-21 00:05:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.3989071038251366) internal successors, (1792), 1281 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2022-07-21 00:05:28,172 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 136 [2022-07-21 00:05:28,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:28,173 INFO L495 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2022-07-21 00:05:28,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:28,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2022-07-21 00:05:28,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-07-21 00:05:28,175 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:28,176 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:05:28,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 00:05:28,176 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:28,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:28,177 INFO L85 PathProgramCache]: Analyzing trace with hash 527052153, now seen corresponding path program 1 times [2022-07-21 00:05:28,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:28,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265182599] [2022-07-21 00:05:28,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:28,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:28,245 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 00:05:28,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:28,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265182599] [2022-07-21 00:05:28,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265182599] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:28,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:28,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:05:28,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794892154] [2022-07-21 00:05:28,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:28,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:28,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:28,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:28,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:28,248 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 0 states have call successors, (0), 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 00:05:29,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:29,745 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2022-07-21 00:05:29,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:29,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 0 states have call successors, (0), 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 140 [2022-07-21 00:05:29,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:29,753 INFO L225 Difference]: With dead ends: 3764 [2022-07-21 00:05:29,753 INFO L226 Difference]: Without dead ends: 2484 [2022-07-21 00:05:29,755 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 00:05:29,760 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 236 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:29,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 366 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-21 00:05:29,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2022-07-21 00:05:29,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2022-07-21 00:05:29,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2181 states have (on average 1.2815222375057314) internal successors, (2795), 2181 states have internal predecessors, (2795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:29,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2022-07-21 00:05:29,799 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 140 [2022-07-21 00:05:29,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:29,799 INFO L495 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2022-07-21 00:05:29,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 0 states have call successors, (0), 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 00:05:29,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2022-07-21 00:05:29,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-07-21 00:05:29,802 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:29,802 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:05:29,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 00:05:29,802 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:29,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:29,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1978174500, now seen corresponding path program 1 times [2022-07-21 00:05:29,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:29,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561477312] [2022-07-21 00:05:29,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:29,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:29,986 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-21 00:05:29,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:29,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561477312] [2022-07-21 00:05:29,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561477312] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:29,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:29,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:05:29,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664126734] [2022-07-21 00:05:29,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:29,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:29,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:29,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:29,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:29,989 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 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 00:05:31,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:31,762 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2022-07-21 00:05:31,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:31,776 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 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 231 [2022-07-21 00:05:31,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:31,786 INFO L225 Difference]: With dead ends: 6166 [2022-07-21 00:05:31,789 INFO L226 Difference]: Without dead ends: 3986 [2022-07-21 00:05:31,793 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 00:05:31,801 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.7s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:31,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-21 00:05:31,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2022-07-21 00:05:31,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2022-07-21 00:05:31,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.2200488997555012) internal successors, (4491), 3681 states have internal predecessors, (4491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:31,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2022-07-21 00:05:31,886 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 231 [2022-07-21 00:05:31,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:31,887 INFO L495 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2022-07-21 00:05:31,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 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 00:05:31,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2022-07-21 00:05:31,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-07-21 00:05:31,891 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:31,892 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:05:31,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 00:05:31,892 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:31,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:31,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1603270012, now seen corresponding path program 1 times [2022-07-21 00:05:31,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:31,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101983353] [2022-07-21 00:05:31,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:31,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:32,088 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-21 00:05:32,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:32,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101983353] [2022-07-21 00:05:32,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101983353] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:32,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:32,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 00:05:32,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179190487] [2022-07-21 00:05:32,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:32,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:32,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:32,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:32,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:32,093 INFO L87 Difference]: Start difference. First operand 3682 states and 4491 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:33,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:33,254 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2022-07-21 00:05:33,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:33,255 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 333 [2022-07-21 00:05:33,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:33,265 INFO L225 Difference]: With dead ends: 7661 [2022-07-21 00:05:33,266 INFO L226 Difference]: Without dead ends: 3981 [2022-07-21 00:05:33,270 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 00:05:33,272 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:33,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-21 00:05:33,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2022-07-21 00:05:33,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2022-07-21 00:05:33,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3980 states have (on average 1.2050251256281408) internal successors, (4796), 3980 states have internal predecessors, (4796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:33,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2022-07-21 00:05:33,329 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 333 [2022-07-21 00:05:33,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:33,330 INFO L495 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2022-07-21 00:05:33,330 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 00:05:33,332 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2022-07-21 00:05:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-07-21 00:05:33,335 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:33,336 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:05:33,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-21 00:05:33,337 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:33,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:33,338 INFO L85 PathProgramCache]: Analyzing trace with hash -985073555, now seen corresponding path program 1 times [2022-07-21 00:05:33,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:33,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682747423] [2022-07-21 00:05:33,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:33,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-21 00:05:33,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:33,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682747423] [2022-07-21 00:05:33,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682747423] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:33,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:33,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:05:33,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162257657] [2022-07-21 00:05:33,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:33,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:33,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:33,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:33,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:33,479 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 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 00:05:34,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:34,804 INFO L93 Difference]: Finished difference Result 9465 states and 11674 transitions. [2022-07-21 00:05:34,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:34,805 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 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 348 [2022-07-21 00:05:34,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:34,819 INFO L225 Difference]: With dead ends: 9465 [2022-07-21 00:05:34,820 INFO L226 Difference]: Without dead ends: 5785 [2022-07-21 00:05:34,823 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 00:05:34,824 INFO L413 NwaCegarLoop]: 632 mSDtfsCounter, 255 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:34,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 671 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-21 00:05:34,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2022-07-21 00:05:34,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 5783. [2022-07-21 00:05:34,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5783 states, 5782 states have (on average 1.1675890695261155) internal successors, (6751), 5782 states have internal predecessors, (6751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:34,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 5783 states and 6751 transitions. [2022-07-21 00:05:34,891 INFO L78 Accepts]: Start accepts. Automaton has 5783 states and 6751 transitions. Word has length 348 [2022-07-21 00:05:34,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:34,891 INFO L495 AbstractCegarLoop]: Abstraction has 5783 states and 6751 transitions. [2022-07-21 00:05:34,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 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 00:05:34,892 INFO L276 IsEmpty]: Start isEmpty. Operand 5783 states and 6751 transitions. [2022-07-21 00:05:34,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2022-07-21 00:05:34,895 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:34,896 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:05:34,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-21 00:05:34,896 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:34,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:34,897 INFO L85 PathProgramCache]: Analyzing trace with hash -988421462, now seen corresponding path program 1 times [2022-07-21 00:05:34,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:34,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850653285] [2022-07-21 00:05:34,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:34,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:35,040 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-07-21 00:05:35,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:35,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850653285] [2022-07-21 00:05:35,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850653285] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:35,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:35,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:05:35,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151637670] [2022-07-21 00:05:35,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:35,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:35,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:35,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:35,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:35,043 INFO L87 Difference]: Start difference. First operand 5783 states and 6751 transitions. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 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 00:05:36,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:36,362 INFO L93 Difference]: Finished difference Result 13364 states and 15910 transitions. [2022-07-21 00:05:36,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:36,363 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 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 407 [2022-07-21 00:05:36,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:36,382 INFO L225 Difference]: With dead ends: 13364 [2022-07-21 00:05:36,382 INFO L226 Difference]: Without dead ends: 7882 [2022-07-21 00:05:36,388 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 00:05:36,389 INFO L413 NwaCegarLoop]: 598 mSDtfsCounter, 266 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:36,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 635 Invalid, 1121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-21 00:05:36,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7882 states. [2022-07-21 00:05:36,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7882 to 7284. [2022-07-21 00:05:36,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7284 states, 7283 states have (on average 1.148702457778388) internal successors, (8366), 7283 states have internal predecessors, (8366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:36,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7284 states to 7284 states and 8366 transitions. [2022-07-21 00:05:36,510 INFO L78 Accepts]: Start accepts. Automaton has 7284 states and 8366 transitions. Word has length 407 [2022-07-21 00:05:36,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:36,511 INFO L495 AbstractCegarLoop]: Abstraction has 7284 states and 8366 transitions. [2022-07-21 00:05:36,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 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 00:05:36,511 INFO L276 IsEmpty]: Start isEmpty. Operand 7284 states and 8366 transitions. [2022-07-21 00:05:36,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2022-07-21 00:05:36,515 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:36,516 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:05:36,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-21 00:05:36,518 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:36,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:36,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1305181093, now seen corresponding path program 1 times [2022-07-21 00:05:36,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:36,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78876369] [2022-07-21 00:05:36,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:36,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-21 00:05:36,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:36,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78876369] [2022-07-21 00:05:36,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78876369] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:36,684 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:36,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:05:36,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439816282] [2022-07-21 00:05:36,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:36,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:36,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:36,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:36,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:36,685 INFO L87 Difference]: Start difference. First operand 7284 states and 8366 transitions. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 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 00:05:37,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:37,942 INFO L93 Difference]: Finished difference Result 16064 states and 18802 transitions. [2022-07-21 00:05:37,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:37,943 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 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 422 [2022-07-21 00:05:37,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:37,960 INFO L225 Difference]: With dead ends: 16064 [2022-07-21 00:05:37,961 INFO L226 Difference]: Without dead ends: 9081 [2022-07-21 00:05:37,966 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 00:05:37,967 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 330 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 835 mSolverCounterSat, 398 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 398 IncrementalHoareTripleChecker+Valid, 835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:37,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 156 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [398 Valid, 835 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-21 00:05:37,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9081 states. [2022-07-21 00:05:38,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9081 to 9081. [2022-07-21 00:05:38,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9081 states, 9080 states have (on average 1.1708149779735684) internal successors, (10631), 9080 states have internal predecessors, (10631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:38,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9081 states to 9081 states and 10631 transitions. [2022-07-21 00:05:38,087 INFO L78 Accepts]: Start accepts. Automaton has 9081 states and 10631 transitions. Word has length 422 [2022-07-21 00:05:38,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:38,088 INFO L495 AbstractCegarLoop]: Abstraction has 9081 states and 10631 transitions. [2022-07-21 00:05:38,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 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 00:05:38,089 INFO L276 IsEmpty]: Start isEmpty. Operand 9081 states and 10631 transitions. [2022-07-21 00:05:38,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2022-07-21 00:05:38,094 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:38,095 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:05:38,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-21 00:05:38,095 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:38,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:38,096 INFO L85 PathProgramCache]: Analyzing trace with hash 244724408, now seen corresponding path program 1 times [2022-07-21 00:05:38,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:38,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176496028] [2022-07-21 00:05:38,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:38,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:38,300 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-07-21 00:05:38,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:38,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176496028] [2022-07-21 00:05:38,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176496028] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:38,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:38,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:05:38,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688213523] [2022-07-21 00:05:38,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:38,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:38,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:38,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:38,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:38,304 INFO L87 Difference]: Start difference. First operand 9081 states and 10631 transitions. Second operand has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 00:05:39,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:39,690 INFO L93 Difference]: Finished difference Result 22955 states and 26976 transitions. [2022-07-21 00:05:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:39,692 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 497 [2022-07-21 00:05:39,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:39,708 INFO L225 Difference]: With dead ends: 22955 [2022-07-21 00:05:39,708 INFO L226 Difference]: Without dead ends: 11484 [2022-07-21 00:05:39,718 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 00:05:39,719 INFO L413 NwaCegarLoop]: 634 mSDtfsCounter, 281 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 1141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:39,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 680 Invalid, 1141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-21 00:05:39,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11484 states. [2022-07-21 00:05:39,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11484 to 11484. [2022-07-21 00:05:39,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11484 states, 11483 states have (on average 1.1284507532874684) internal successors, (12958), 11483 states have internal predecessors, (12958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:39,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11484 states to 11484 states and 12958 transitions. [2022-07-21 00:05:39,853 INFO L78 Accepts]: Start accepts. Automaton has 11484 states and 12958 transitions. Word has length 497 [2022-07-21 00:05:39,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:39,854 INFO L495 AbstractCegarLoop]: Abstraction has 11484 states and 12958 transitions. [2022-07-21 00:05:39,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 00:05:39,854 INFO L276 IsEmpty]: Start isEmpty. Operand 11484 states and 12958 transitions. [2022-07-21 00:05:39,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2022-07-21 00:05:39,858 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:39,859 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:05:39,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-21 00:05:39,859 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:39,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:39,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1693739582, now seen corresponding path program 1 times [2022-07-21 00:05:39,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:39,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725629969] [2022-07-21 00:05:39,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:39,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:40,116 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 266 proven. 79 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-21 00:05:40,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:40,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725629969] [2022-07-21 00:05:40,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725629969] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:05:40,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1258198252] [2022-07-21 00:05:40,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:40,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:05:40,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:05:40,119 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 00:05:40,188 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 00:05:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:40,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:05:40,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:05:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-07-21 00:05:40,496 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:05:40,497 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1258198252] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:40,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:05:40,497 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-21 00:05:40,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727099610] [2022-07-21 00:05:40,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:40,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:40,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:40,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:40,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:05:40,499 INFO L87 Difference]: Start difference. First operand 11484 states and 12958 transitions. Second operand has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 00:05:41,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:41,829 INFO L93 Difference]: Finished difference Result 25656 states and 29285 transitions. [2022-07-21 00:05:41,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:41,829 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 500 [2022-07-21 00:05:41,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:41,896 INFO L225 Difference]: With dead ends: 25656 [2022-07-21 00:05:41,896 INFO L226 Difference]: Without dead ends: 14473 [2022-07-21 00:05:41,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 504 GetRequests, 499 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:05:41,906 INFO L413 NwaCegarLoop]: 431 mSDtfsCounter, 361 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 1028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:41,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [361 Valid, 451 Invalid, 1028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-21 00:05:41,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14473 states. [2022-07-21 00:05:42,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14473 to 14174. [2022-07-21 00:05:42,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14174 states, 14173 states have (on average 1.1343399421435123) internal successors, (16077), 14173 states have internal predecessors, (16077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:42,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14174 states to 14174 states and 16077 transitions. [2022-07-21 00:05:42,223 INFO L78 Accepts]: Start accepts. Automaton has 14174 states and 16077 transitions. Word has length 500 [2022-07-21 00:05:42,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:42,224 INFO L495 AbstractCegarLoop]: Abstraction has 14174 states and 16077 transitions. [2022-07-21 00:05:42,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 00:05:42,224 INFO L276 IsEmpty]: Start isEmpty. Operand 14174 states and 16077 transitions. [2022-07-21 00:05:42,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2022-07-21 00:05:42,229 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:42,230 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:05:42,255 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 00:05:42,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-07-21 00:05:42,449 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:42,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:42,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1820911888, now seen corresponding path program 1 times [2022-07-21 00:05:42,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:42,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116512487] [2022-07-21 00:05:42,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:42,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:42,904 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 278 proven. 79 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-21 00:05:42,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:42,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116512487] [2022-07-21 00:05:42,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116512487] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:05:42,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2130705072] [2022-07-21 00:05:42,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:42,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:05:42,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:05:42,907 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 00:05:42,908 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 00:05:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:43,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:05:43,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:05:43,134 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-07-21 00:05:43,134 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:05:43,135 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2130705072] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:43,135 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:05:43,135 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-21 00:05:43,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979273808] [2022-07-21 00:05:43,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:43,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:43,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:43,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:43,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:05:43,137 INFO L87 Difference]: Start difference. First operand 14174 states and 16077 transitions. Second operand has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 00:05:44,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:44,481 INFO L93 Difference]: Finished difference Result 32829 states and 37445 transitions. [2022-07-21 00:05:44,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:44,482 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 507 [2022-07-21 00:05:44,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:44,505 INFO L225 Difference]: With dead ends: 32829 [2022-07-21 00:05:44,505 INFO L226 Difference]: Without dead ends: 16564 [2022-07-21 00:05:44,520 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 511 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:05:44,521 INFO L413 NwaCegarLoop]: 568 mSDtfsCounter, 261 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 824 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 1055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:44,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 609 Invalid, 1055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 824 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-21 00:05:44,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16564 states. [2022-07-21 00:05:44,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16564 to 13862. [2022-07-21 00:05:44,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13862 states, 13861 states have (on average 1.1118245436837169) internal successors, (15411), 13861 states have internal predecessors, (15411), 0 states have call successors, (0), 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 00:05:44,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13862 states to 13862 states and 15411 transitions. [2022-07-21 00:05:44,655 INFO L78 Accepts]: Start accepts. Automaton has 13862 states and 15411 transitions. Word has length 507 [2022-07-21 00:05:44,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:44,656 INFO L495 AbstractCegarLoop]: Abstraction has 13862 states and 15411 transitions. [2022-07-21 00:05:44,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 00:05:44,656 INFO L276 IsEmpty]: Start isEmpty. Operand 13862 states and 15411 transitions. [2022-07-21 00:05:44,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2022-07-21 00:05:44,698 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:44,700 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:05:44,720 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 00:05:44,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-07-21 00:05:44,912 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:44,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:44,912 INFO L85 PathProgramCache]: Analyzing trace with hash -149450233, now seen corresponding path program 1 times [2022-07-21 00:05:44,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:44,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963742220] [2022-07-21 00:05:44,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:44,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:45,172 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 370 proven. 79 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-21 00:05:45,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:45,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963742220] [2022-07-21 00:05:45,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963742220] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:05:45,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1218369157] [2022-07-21 00:05:45,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:45,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:05:45,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:05:45,175 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 00:05:45,203 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 00:05:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:45,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:05:45,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:05:45,412 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2022-07-21 00:05:45,413 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:05:45,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1218369157] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:45,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:05:45,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-21 00:05:45,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509670513] [2022-07-21 00:05:45,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:45,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:45,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:45,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:45,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:05:45,415 INFO L87 Difference]: Start difference. First operand 13862 states and 15411 transitions. Second operand has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 00:05:46,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:46,549 INFO L93 Difference]: Finished difference Result 31305 states and 35103 transitions. [2022-07-21 00:05:46,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:46,549 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 599 [2022-07-21 00:05:46,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:46,570 INFO L225 Difference]: With dead ends: 31305 [2022-07-21 00:05:46,570 INFO L226 Difference]: Without dead ends: 17744 [2022-07-21 00:05:46,581 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 603 GetRequests, 598 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:05:46,581 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 279 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 1050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:46,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 239 Invalid, 1050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 00:05:46,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17744 states. [2022-07-21 00:05:46,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17744 to 14451. [2022-07-21 00:05:46,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14451 states, 14450 states have (on average 1.1170934256055363) internal successors, (16142), 14450 states have internal predecessors, (16142), 0 states have call successors, (0), 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 00:05:46,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14451 states to 14451 states and 16142 transitions. [2022-07-21 00:05:46,900 INFO L78 Accepts]: Start accepts. Automaton has 14451 states and 16142 transitions. Word has length 599 [2022-07-21 00:05:46,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:46,901 INFO L495 AbstractCegarLoop]: Abstraction has 14451 states and 16142 transitions. [2022-07-21 00:05:46,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 00:05:46,901 INFO L276 IsEmpty]: Start isEmpty. Operand 14451 states and 16142 transitions. [2022-07-21 00:05:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 622 [2022-07-21 00:05:46,910 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:46,910 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:05:46,938 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 00:05:47,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:05:47,132 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:47,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:47,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1374981731, now seen corresponding path program 1 times [2022-07-21 00:05:47,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:47,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336769547] [2022-07-21 00:05:47,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:47,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:47,504 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 390 proven. 79 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-21 00:05:47,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:47,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336769547] [2022-07-21 00:05:47,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336769547] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:05:47,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961620500] [2022-07-21 00:05:47,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:47,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:05:47,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:05:47,532 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 00:05:47,533 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 00:05:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:47,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:05:47,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:05:47,782 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 469 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-21 00:05:47,782 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:05:47,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [961620500] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:47,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:05:47,782 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-21 00:05:47,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060124248] [2022-07-21 00:05:47,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:47,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:47,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:47,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:47,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:05:47,786 INFO L87 Difference]: Start difference. First operand 14451 states and 16142 transitions. Second operand has 3 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 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 00:05:48,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:48,817 INFO L93 Difference]: Finished difference Result 28602 states and 31984 transitions. [2022-07-21 00:05:48,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:48,818 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 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 621 [2022-07-21 00:05:48,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:48,831 INFO L225 Difference]: With dead ends: 28602 [2022-07-21 00:05:48,831 INFO L226 Difference]: Without dead ends: 14452 [2022-07-21 00:05:48,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 625 GetRequests, 620 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 00:05:48,842 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 259 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 792 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:48,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 236 Invalid, 968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 792 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-21 00:05:48,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14452 states. [2022-07-21 00:05:48,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14452 to 14150. [2022-07-21 00:05:48,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14150 states, 14149 states have (on average 1.101703300586614) internal successors, (15588), 14149 states have internal predecessors, (15588), 0 states have call successors, (0), 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 00:05:48,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14150 states to 14150 states and 15588 transitions. [2022-07-21 00:05:48,959 INFO L78 Accepts]: Start accepts. Automaton has 14150 states and 15588 transitions. Word has length 621 [2022-07-21 00:05:48,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:48,960 INFO L495 AbstractCegarLoop]: Abstraction has 14150 states and 15588 transitions. [2022-07-21 00:05:48,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 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 00:05:48,960 INFO L276 IsEmpty]: Start isEmpty. Operand 14150 states and 15588 transitions. [2022-07-21 00:05:48,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 658 [2022-07-21 00:05:48,967 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:48,967 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:05:48,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-21 00:05:49,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:05:49,185 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:49,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:49,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1143050440, now seen corresponding path program 1 times [2022-07-21 00:05:49,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:49,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059644337] [2022-07-21 00:05:49,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:49,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:49,355 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2022-07-21 00:05:49,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:49,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059644337] [2022-07-21 00:05:49,355 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059644337] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:49,355 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:49,355 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:05:49,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332806831] [2022-07-21 00:05:49,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:49,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:49,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:49,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:49,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:49,357 INFO L87 Difference]: Start difference. First operand 14150 states and 15588 transitions. Second operand has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 00:05:50,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:50,773 INFO L93 Difference]: Finished difference Result 33699 states and 37301 transitions. [2022-07-21 00:05:50,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:50,773 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 657 [2022-07-21 00:05:50,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:50,791 INFO L225 Difference]: With dead ends: 33699 [2022-07-21 00:05:50,792 INFO L226 Difference]: Without dead ends: 19850 [2022-07-21 00:05:50,801 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 00:05:50,802 INFO L413 NwaCegarLoop]: 562 mSDtfsCounter, 269 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 1053 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 1137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:50,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [269 Valid, 596 Invalid, 1137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1053 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-21 00:05:50,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19850 states. [2022-07-21 00:05:50,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19850 to 18639. [2022-07-21 00:05:50,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18639 states, 18638 states have (on average 1.1045713059341131) internal successors, (20587), 18638 states have internal predecessors, (20587), 0 states have call successors, (0), 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 00:05:50,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18639 states to 18639 states and 20587 transitions. [2022-07-21 00:05:50,961 INFO L78 Accepts]: Start accepts. Automaton has 18639 states and 20587 transitions. Word has length 657 [2022-07-21 00:05:50,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:50,962 INFO L495 AbstractCegarLoop]: Abstraction has 18639 states and 20587 transitions. [2022-07-21 00:05:50,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 00:05:50,962 INFO L276 IsEmpty]: Start isEmpty. Operand 18639 states and 20587 transitions. [2022-07-21 00:05:50,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2022-07-21 00:05:50,976 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:50,977 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:05:50,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-21 00:05:50,977 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:50,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:50,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1492551500, now seen corresponding path program 1 times [2022-07-21 00:05:50,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:50,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710170306] [2022-07-21 00:05:50,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:50,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:51,153 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 528 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-07-21 00:05:51,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:51,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710170306] [2022-07-21 00:05:51,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710170306] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:51,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:51,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:05:51,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283371070] [2022-07-21 00:05:51,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:51,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:51,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:51,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:51,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:51,155 INFO L87 Difference]: Start difference. First operand 18639 states and 20587 transitions. Second operand has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 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 00:05:52,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:52,463 INFO L93 Difference]: Finished difference Result 42066 states and 46473 transitions. [2022-07-21 00:05:52,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:52,464 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 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 00:05:52,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:52,520 INFO L225 Difference]: With dead ends: 42066 [2022-07-21 00:05:52,520 INFO L226 Difference]: Without dead ends: 21635 [2022-07-21 00:05:52,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:52,556 INFO L413 NwaCegarLoop]: 510 mSDtfsCounter, 92 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 816 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:52,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 543 Invalid, 998 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 816 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-21 00:05:52,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21635 states. [2022-07-21 00:05:52,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21635 to 20736. [2022-07-21 00:05:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20736 states, 20735 states have (on average 1.095828309621413) internal successors, (22722), 20735 states have internal predecessors, (22722), 0 states have call successors, (0), 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 00:05:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20736 states to 20736 states and 22722 transitions. [2022-07-21 00:05:52,749 INFO L78 Accepts]: Start accepts. Automaton has 20736 states and 22722 transitions. Word has length 686 [2022-07-21 00:05:52,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:52,749 INFO L495 AbstractCegarLoop]: Abstraction has 20736 states and 22722 transitions. [2022-07-21 00:05:52,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 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 00:05:52,750 INFO L276 IsEmpty]: Start isEmpty. Operand 20736 states and 22722 transitions. [2022-07-21 00:05:52,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2022-07-21 00:05:52,763 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:52,764 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 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 00:05:52,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-21 00:05:52,764 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:52,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:52,765 INFO L85 PathProgramCache]: Analyzing trace with hash -260936919, now seen corresponding path program 1 times [2022-07-21 00:05:52,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:52,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709330386] [2022-07-21 00:05:52,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:52,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:53,038 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 427 proven. 444 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-21 00:05:53,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:53,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709330386] [2022-07-21 00:05:53,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709330386] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:05:53,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1215966044] [2022-07-21 00:05:53,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:53,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:05:53,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:05:53,040 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 00:05:53,041 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 00:05:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:53,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 00:05:53,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:05:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 681 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-07-21 00:05:53,589 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:05:53,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1215966044] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:53,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:05:53,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-21 00:05:53,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048774184] [2022-07-21 00:05:53,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:53,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:53,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:53,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:53,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:05:53,591 INFO L87 Difference]: Start difference. First operand 20736 states and 22722 transitions. Second operand has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 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 00:05:54,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:54,548 INFO L93 Difference]: Finished difference Result 40875 states and 44840 transitions. [2022-07-21 00:05:54,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:54,549 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 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 00:05:54,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:54,567 INFO L225 Difference]: With dead ends: 40875 [2022-07-21 00:05:54,568 INFO L226 Difference]: Without dead ends: 20440 [2022-07-21 00:05:54,580 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 784 GetRequests, 780 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:05:54,580 INFO L413 NwaCegarLoop]: 397 mSDtfsCounter, 127 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:54,581 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 408 Invalid, 938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-21 00:05:54,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20440 states. [2022-07-21 00:05:54,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20440 to 20434. [2022-07-21 00:05:54,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20434 states, 20433 states have (on average 1.0852542455831253) internal successors, (22175), 20433 states have internal predecessors, (22175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:54,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20434 states to 20434 states and 22175 transitions. [2022-07-21 00:05:54,751 INFO L78 Accepts]: Start accepts. Automaton has 20434 states and 22175 transitions. Word has length 780 [2022-07-21 00:05:54,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:54,752 INFO L495 AbstractCegarLoop]: Abstraction has 20434 states and 22175 transitions. [2022-07-21 00:05:54,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 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 00:05:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 20434 states and 22175 transitions. [2022-07-21 00:05:54,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 847 [2022-07-21 00:05:54,768 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:54,768 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:05:54,786 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 00:05:54,986 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,SelfDestructingSolverStorable15 [2022-07-21 00:05:54,986 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:54,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:54,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1105372660, now seen corresponding path program 1 times [2022-07-21 00:05:54,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:54,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418072884] [2022-07-21 00:05:54,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:54,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:55,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 592 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2022-07-21 00:05:55,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:55,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418072884] [2022-07-21 00:05:55,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418072884] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:55,252 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:55,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:05:55,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690864115] [2022-07-21 00:05:55,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:55,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:55,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:55,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:55,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:55,254 INFO L87 Difference]: Start difference. First operand 20434 states and 22175 transitions. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:56,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:56,355 INFO L93 Difference]: Finished difference Result 44449 states and 48266 transitions. [2022-07-21 00:05:56,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:56,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 846 [2022-07-21 00:05:56,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:56,376 INFO L225 Difference]: With dead ends: 44449 [2022-07-21 00:05:56,377 INFO L226 Difference]: Without dead ends: 23120 [2022-07-21 00:05:56,390 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 00:05:56,390 INFO L413 NwaCegarLoop]: 514 mSDtfsCounter, 318 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:56,391 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 553 Invalid, 947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 00:05:56,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23120 states. [2022-07-21 00:05:56,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23120 to 21322. [2022-07-21 00:05:56,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21322 states, 21321 states have (on average 1.075512405609493) internal successors, (22931), 21321 states have internal predecessors, (22931), 0 states have call successors, (0), 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 00:05:56,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21322 states to 21322 states and 22931 transitions. [2022-07-21 00:05:56,573 INFO L78 Accepts]: Start accepts. Automaton has 21322 states and 22931 transitions. Word has length 846 [2022-07-21 00:05:56,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:56,574 INFO L495 AbstractCegarLoop]: Abstraction has 21322 states and 22931 transitions. [2022-07-21 00:05:56,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 21322 states and 22931 transitions. [2022-07-21 00:05:56,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 868 [2022-07-21 00:05:56,586 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:56,586 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:05:56,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-21 00:05:56,586 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:56,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:56,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1187839850, now seen corresponding path program 1 times [2022-07-21 00:05:56,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:56,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525340474] [2022-07-21 00:05:56,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:56,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:56,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 637 proven. 269 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-07-21 00:05:56,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:56,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525340474] [2022-07-21 00:05:56,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525340474] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:05:56,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074688556] [2022-07-21 00:05:56,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:56,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:05:56,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:05:56,923 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:05:56,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-21 00:05:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:57,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 00:05:57,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:05:57,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 895 trivial. 0 not checked. [2022-07-21 00:05:57,227 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:05:57,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074688556] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:57,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:05:57,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-21 00:05:57,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089045336] [2022-07-21 00:05:57,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:57,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:57,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:57,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:57,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:05:57,229 INFO L87 Difference]: Start difference. First operand 21322 states and 22931 transitions. Second operand has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:58,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:05:58,564 INFO L93 Difference]: Finished difference Result 47748 states and 51294 transitions. [2022-07-21 00:05:58,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:05:58,564 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 867 [2022-07-21 00:05:58,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:05:58,592 INFO L225 Difference]: With dead ends: 47748 [2022-07-21 00:05:58,592 INFO L226 Difference]: Without dead ends: 26727 [2022-07-21 00:05:58,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 870 GetRequests, 866 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:05:58,606 INFO L413 NwaCegarLoop]: 505 mSDtfsCounter, 275 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 971 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 1062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 971 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-21 00:05:58,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 536 Invalid, 1062 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 971 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-21 00:05:58,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26727 states. [2022-07-21 00:05:58,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26727 to 23724. [2022-07-21 00:05:58,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23724 states, 23723 states have (on average 1.0712388820975425) internal successors, (25413), 23723 states have internal predecessors, (25413), 0 states have call successors, (0), 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 00:05:58,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23724 states to 23724 states and 25413 transitions. [2022-07-21 00:05:58,932 INFO L78 Accepts]: Start accepts. Automaton has 23724 states and 25413 transitions. Word has length 867 [2022-07-21 00:05:58,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:05:58,933 INFO L495 AbstractCegarLoop]: Abstraction has 23724 states and 25413 transitions. [2022-07-21 00:05:58,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:05:58,934 INFO L276 IsEmpty]: Start isEmpty. Operand 23724 states and 25413 transitions. [2022-07-21 00:05:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2022-07-21 00:05:58,948 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:05:58,948 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-21 00:05:58,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-07-21 00:05:59,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-07-21 00:05:59,166 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:05:59,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:05:59,167 INFO L85 PathProgramCache]: Analyzing trace with hash -568589825, now seen corresponding path program 1 times [2022-07-21 00:05:59,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:05:59,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973092567] [2022-07-21 00:05:59,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:05:59,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:05:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:05:59,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1501 backedges. 859 proven. 0 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2022-07-21 00:05:59,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:05:59,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973092567] [2022-07-21 00:05:59,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973092567] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:05:59,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:05:59,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:05:59,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989430269] [2022-07-21 00:05:59,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:05:59,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:05:59,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:05:59,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:05:59,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:05:59,450 INFO L87 Difference]: Start difference. First operand 23724 states and 25413 transitions. Second operand has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 0 states have call successors, (0), 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 00:06:00,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:06:00,669 INFO L93 Difference]: Finished difference Result 51052 states and 54577 transitions. [2022-07-21 00:06:00,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:06:00,670 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 900 [2022-07-21 00:06:00,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:06:00,695 INFO L225 Difference]: With dead ends: 51052 [2022-07-21 00:06:00,695 INFO L226 Difference]: Without dead ends: 27330 [2022-07-21 00:06:00,710 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 00:06:00,711 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 147 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 960 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 1056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-21 00:06:00,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 531 Invalid, 1056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 960 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-21 00:06:00,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27330 states. [2022-07-21 00:06:00,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27330 to 22823. [2022-07-21 00:06:00,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22823 states, 22822 states have (on average 1.0721233897116818) internal successors, (24468), 22822 states have internal predecessors, (24468), 0 states have call successors, (0), 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 00:06:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22823 states to 22823 states and 24468 transitions. [2022-07-21 00:06:00,991 INFO L78 Accepts]: Start accepts. Automaton has 22823 states and 24468 transitions. Word has length 900 [2022-07-21 00:06:00,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:06:00,992 INFO L495 AbstractCegarLoop]: Abstraction has 22823 states and 24468 transitions. [2022-07-21 00:06:00,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 0 states have call successors, (0), 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 00:06:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 22823 states and 24468 transitions. [2022-07-21 00:06:01,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 905 [2022-07-21 00:06:01,004 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:06:01,004 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:06:01,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-21 00:06:01,004 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:06:01,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:06:01,005 INFO L85 PathProgramCache]: Analyzing trace with hash 629237515, now seen corresponding path program 1 times [2022-07-21 00:06:01,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:06:01,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144490519] [2022-07-21 00:06:01,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:06:01,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:06:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:06:01,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1204 backedges. 711 proven. 269 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-07-21 00:06:01,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:06:01,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144490519] [2022-07-21 00:06:01,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144490519] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:06:01,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841495172] [2022-07-21 00:06:01,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:06:01,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:06:01,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:06:01,275 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:06:01,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-21 00:06:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:06:01,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 00:06:01,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:06:13,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1204 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2022-07-21 00:06:13,036 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 00:06:13,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841495172] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:06:13,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 00:06:13,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-21 00:06:13,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144928256] [2022-07-21 00:06:13,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:06:13,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:06:13,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:06:13,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:06:13,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:06:13,038 INFO L87 Difference]: Start difference. First operand 22823 states and 24468 transitions. Second operand has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:06:13,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:06:13,091 INFO L93 Difference]: Finished difference Result 23730 states and 25415 transitions. [2022-07-21 00:06:13,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:06:13,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 904 [2022-07-21 00:06:13,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:06:13,110 INFO L225 Difference]: With dead ends: 23730 [2022-07-21 00:06:13,110 INFO L226 Difference]: Without dead ends: 23728 [2022-07-21 00:06:13,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 907 GetRequests, 903 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 00:06:13,116 INFO L413 NwaCegarLoop]: 544 mSDtfsCounter, 251 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 879 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 00:06:13,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 581 Invalid, 879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 879 Unchecked, 0.0s Time] [2022-07-21 00:06:13,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23728 states. [2022-07-21 00:06:13,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23728 to 22524. [2022-07-21 00:06:13,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22524 states, 22523 states have (on average 1.0718376770412468) internal successors, (24141), 22523 states have internal predecessors, (24141), 0 states have call successors, (0), 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 00:06:13,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22524 states to 22524 states and 24141 transitions. [2022-07-21 00:06:13,288 INFO L78 Accepts]: Start accepts. Automaton has 22524 states and 24141 transitions. Word has length 904 [2022-07-21 00:06:13,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:06:13,289 INFO L495 AbstractCegarLoop]: Abstraction has 22524 states and 24141 transitions. [2022-07-21 00:06:13,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 00:06:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 22524 states and 24141 transitions. [2022-07-21 00:06:13,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1026 [2022-07-21 00:06:13,305 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:06:13,306 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-21 00:06:13,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-21 00:06:13,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:06:13,526 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:06:13,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:06:13,527 INFO L85 PathProgramCache]: Analyzing trace with hash -849008212, now seen corresponding path program 1 times [2022-07-21 00:06:13,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:06:13,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585826861] [2022-07-21 00:06:13,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:06:13,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:06:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:06:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 1281 proven. 90 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2022-07-21 00:06:13,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:06:13,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585826861] [2022-07-21 00:06:13,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585826861] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 00:06:13,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1680246250] [2022-07-21 00:06:13,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:06:13,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 00:06:13,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 00:06:13,888 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 00:06:13,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-21 00:06:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:06:14,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-21 00:06:14,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 00:06:14,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 1188 proven. 399 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-07-21 00:06:14,629 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 00:06:14,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 933 proven. 0 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2022-07-21 00:06:14,828 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1680246250] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-21 00:06:14,828 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-21 00:06:14,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 6] total 10 [2022-07-21 00:06:14,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468300283] [2022-07-21 00:06:14,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:06:14,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 00:06:14,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:06:14,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 00:06:14,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-21 00:06:14,830 INFO L87 Difference]: Start difference. First operand 22524 states and 24141 transitions. Second operand has 4 states, 4 states have (on average 131.25) internal successors, (525), 4 states have internal predecessors, (525), 0 states have call successors, (0), 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 00:06:16,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:06:16,584 INFO L93 Difference]: Finished difference Result 48346 states and 51718 transitions. [2022-07-21 00:06:16,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 00:06:16,585 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 131.25) internal successors, (525), 4 states have internal predecessors, (525), 0 states have call successors, (0), 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 1025 [2022-07-21 00:06:16,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:06:16,608 INFO L225 Difference]: With dead ends: 48346 [2022-07-21 00:06:16,609 INFO L226 Difference]: Without dead ends: 25824 [2022-07-21 00:06:16,622 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2055 GetRequests, 2047 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-21 00:06:16,623 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 434 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 1538 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 1538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-21 00:06:16,623 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 71 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 1538 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-21 00:06:16,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25824 states. [2022-07-21 00:06:16,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25824 to 19523. [2022-07-21 00:06:16,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19523 states, 19522 states have (on average 1.0698186661202747) internal successors, (20885), 19522 states have internal predecessors, (20885), 0 states have call successors, (0), 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 00:06:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19523 states to 19523 states and 20885 transitions. [2022-07-21 00:06:16,788 INFO L78 Accepts]: Start accepts. Automaton has 19523 states and 20885 transitions. Word has length 1025 [2022-07-21 00:06:16,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:06:16,788 INFO L495 AbstractCegarLoop]: Abstraction has 19523 states and 20885 transitions. [2022-07-21 00:06:16,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 131.25) internal successors, (525), 4 states have internal predecessors, (525), 0 states have call successors, (0), 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 00:06:16,789 INFO L276 IsEmpty]: Start isEmpty. Operand 19523 states and 20885 transitions. [2022-07-21 00:06:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1165 [2022-07-21 00:06:16,807 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:06:16,807 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:06:16,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-21 00:06:17,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2022-07-21 00:06:17,023 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:06:17,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:06:17,023 INFO L85 PathProgramCache]: Analyzing trace with hash -490117074, now seen corresponding path program 1 times [2022-07-21 00:06:17,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:06:17,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122565230] [2022-07-21 00:06:17,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:06:17,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:06:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:06:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2452 backedges. 1546 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2022-07-21 00:06:17,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:06:17,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122565230] [2022-07-21 00:06:17,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122565230] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:06:17,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:06:17,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:06:17,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835880215] [2022-07-21 00:06:17,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:06:17,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:06:17,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:06:17,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:06:17,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:06:17,407 INFO L87 Difference]: Start difference. First operand 19523 states and 20885 transitions. Second operand has 3 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 0 states have call successors, (0), 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 00:06:18,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:06:18,626 INFO L93 Difference]: Finished difference Result 38142 states and 40832 transitions. [2022-07-21 00:06:18,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:06:18,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 0 states have call successors, (0), 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 1164 [2022-07-21 00:06:18,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:06:18,643 INFO L225 Difference]: With dead ends: 38142 [2022-07-21 00:06:18,643 INFO L226 Difference]: Without dead ends: 18920 [2022-07-21 00:06:18,655 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 00:06:18,656 INFO L413 NwaCegarLoop]: 496 mSDtfsCounter, 219 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-21 00:06:18,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 528 Invalid, 919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-21 00:06:18,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18920 states. [2022-07-21 00:06:18,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18920 to 18023. [2022-07-21 00:06:18,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18023 states, 18022 states have (on average 1.0475529907890355) internal successors, (18879), 18022 states have internal predecessors, (18879), 0 states have call successors, (0), 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 00:06:18,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18023 states to 18023 states and 18879 transitions. [2022-07-21 00:06:18,813 INFO L78 Accepts]: Start accepts. Automaton has 18023 states and 18879 transitions. Word has length 1164 [2022-07-21 00:06:18,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:06:18,814 INFO L495 AbstractCegarLoop]: Abstraction has 18023 states and 18879 transitions. [2022-07-21 00:06:18,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 0 states have call successors, (0), 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 00:06:18,814 INFO L276 IsEmpty]: Start isEmpty. Operand 18023 states and 18879 transitions. [2022-07-21 00:06:18,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1704 [2022-07-21 00:06:18,878 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 00:06:18,879 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 00:06:18,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-07-21 00:06:18,879 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 00:06:18,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 00:06:18,880 INFO L85 PathProgramCache]: Analyzing trace with hash -250939670, now seen corresponding path program 1 times [2022-07-21 00:06:18,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 00:06:18,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108713637] [2022-07-21 00:06:18,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 00:06:18,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 00:06:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 00:06:19,507 INFO L134 CoverageAnalysis]: Checked inductivity of 5796 backedges. 3093 proven. 0 refuted. 0 times theorem prover too weak. 2703 trivial. 0 not checked. [2022-07-21 00:06:19,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 00:06:19,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108713637] [2022-07-21 00:06:19,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108713637] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 00:06:19,509 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 00:06:19,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 00:06:19,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332502770] [2022-07-21 00:06:19,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 00:06:19,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 00:06:19,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 00:06:19,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 00:06:19,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 00:06:19,511 INFO L87 Difference]: Start difference. First operand 18023 states and 18879 transitions. Second operand has 3 states, 3 states have (on average 187.33333333333334) internal successors, (562), 3 states have internal predecessors, (562), 0 states have call successors, (0), 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 00:06:20,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 00:06:20,285 INFO L93 Difference]: Finished difference Result 30019 states and 31307 transitions. [2022-07-21 00:06:20,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 00:06:20,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 187.33333333333334) internal successors, (562), 3 states have internal predecessors, (562), 0 states have call successors, (0), 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 1703 [2022-07-21 00:06:20,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 00:06:20,287 INFO L225 Difference]: With dead ends: 30019 [2022-07-21 00:06:20,287 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 00:06:20,296 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 00:06:20,300 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 91 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 695 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-21 00:06:20,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 133 Invalid, 798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 695 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-21 00:06:20,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 00:06:20,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 00:06:20,301 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 00:06:20,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 00:06:20,301 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1703 [2022-07-21 00:06:20,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 00:06:20,301 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 00:06:20,302 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 187.33333333333334) internal successors, (562), 3 states have internal predecessors, (562), 0 states have call successors, (0), 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 00:06:20,302 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 00:06:20,302 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 00:06:20,304 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 00:06:20,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-21 00:06:20,306 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 00:06:24,301 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,302 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,302 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,302 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,302 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,302 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,302 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-07-21 00:06:24,302 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-07-21 00:06:24,302 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,302 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,303 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,303 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-21 00:06:24,303 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,303 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,303 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,303 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,303 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,303 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-21 00:06:24,303 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,304 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,304 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-07-21 00:06:24,304 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-07-21 00:06:24,304 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,304 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,304 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,304 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,304 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-21 00:06:24,304 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,304 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,305 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-21 00:06:24,306 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,306 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,306 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,306 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,306 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,306 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,306 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-21 00:06:24,306 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,306 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,306 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,307 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-21 00:06:24,308 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,308 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,308 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,308 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,308 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-07-21 00:06:24,308 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-07-21 00:06:24,308 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,308 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,308 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,308 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-07-21 00:06:24,309 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-07-21 00:06:24,310 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-07-21 00:06:24,310 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-21 00:06:24,310 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,310 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,310 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,310 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,310 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,310 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,310 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,310 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,311 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-21 00:06:24,311 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 00:06:24,311 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 200) no Hoare annotation was computed. [2022-07-21 00:06:24,311 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,311 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,311 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,311 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,311 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,311 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-21 00:06:24,312 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,312 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-07-21 00:06:24,312 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-07-21 00:06:24,312 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-07-21 00:06:24,312 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-07-21 00:06:24,312 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-07-21 00:06:24,312 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-07-21 00:06:24,312 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,312 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,313 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,313 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,313 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-07-21 00:06:24,313 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-07-21 00:06:24,313 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,313 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-21 00:06:24,313 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,313 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,313 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,314 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,314 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,314 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,314 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-21 00:06:24,314 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,314 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,314 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,314 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,314 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,315 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-07-21 00:06:24,315 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-07-21 00:06:24,315 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,315 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-21 00:06:24,315 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-07-21 00:06:24,315 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-07-21 00:06:24,315 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,315 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-07-21 00:06:24,315 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-07-21 00:06:24,315 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,316 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,316 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,316 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,316 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-21 00:06:24,316 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,316 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,316 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,316 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,316 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-07-21 00:06:24,316 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-07-21 00:06:24,317 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,317 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-21 00:06:24,317 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,317 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,317 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,317 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,317 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,317 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,317 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-21 00:06:24,317 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,318 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,318 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,318 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,318 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,318 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,318 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,318 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-21 00:06:24,318 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,318 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,319 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,319 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,319 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,319 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-21 00:06:24,319 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,319 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,319 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,319 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,319 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,320 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,320 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,320 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 00:06:24,320 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,320 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-07-21 00:06:24,320 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-07-21 00:06:24,320 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,320 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,320 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-21 00:06:24,320 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,321 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,321 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,321 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,321 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,321 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-21 00:06:24,321 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,321 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,321 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,321 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,321 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,322 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-21 00:06:24,322 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,322 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,322 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,322 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,322 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-21 00:06:24,322 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-21 00:06:24,322 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,322 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,322 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,323 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,324 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,324 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-07-21 00:06:24,324 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-07-21 00:06:24,324 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-07-21 00:06:24,324 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-07-21 00:06:24,324 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,324 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,324 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,324 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-21 00:06:24,324 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-21 00:06:24,325 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,325 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,325 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,325 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,325 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,325 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,325 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-07-21 00:06:24,325 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-07-21 00:06:24,325 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-21 00:06:24,325 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,326 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-21 00:06:24,326 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,326 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,326 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,326 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,326 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,327 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,327 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,327 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,327 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-21 00:06:24,327 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-21 00:06:24,328 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-07-21 00:06:24,328 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-07-21 00:06:24,328 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,328 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,328 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,329 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,329 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse18 (+ ~a4~0 86)) (.cse17 (+ 98 ~a0~0)) (.cse19 (+ ~a29~0 16))) (let ((.cse9 (< 0 .cse19)) (.cse13 (= 5 ~a2~0)) (.cse2 (not (<= .cse19 0))) (.cse16 (<= 43 ~a29~0)) (.cse1 (<= (+ ~a0~0 99) 0)) (.cse11 (<= (+ 89 ~a4~0) 0)) (.cse10 (= ~a2~0 4)) (.cse15 (<= 0 (+ ~a29~0 3))) (.cse4 (<= 2 ~a2~0)) (.cse12 (<= .cse17 0)) (.cse8 (<= ~a2~0 2)) (.cse0 (< 0 .cse18)) (.cse14 (<= (+ ~a0~0 147) 0)) (.cse5 (< 0 (+ ~a29~0 600144))) (.cse6 (<= .cse18 0)) (.cse3 (= 3 ~a2~0)) (.cse7 (< 0 .cse17))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 (<= (+ ~a29~0 127) 0) .cse8) (and .cse0 .cse4 .cse1 .cse9 .cse8) (and .cse6 .cse10 .cse9 .cse7) (and .cse11 .cse5 .cse3) (and .cse11 .cse12 .cse10) (and .cse1 .cse11 .cse8) (and .cse4 .cse11 .cse12 .cse2) (and .cse13 .cse14 .cse5) (and .cse0 .cse13 .cse1 .cse5) (and .cse0 .cse14 .cse5 .cse10) (and .cse0 .cse13 .cse15) (and .cse4 .cse6 .cse16 .cse7 .cse8) (and (= ~a2~0 1) .cse5) (and .cse11 .cse14) (and .cse13 .cse2 .cse7) (and .cse0 .cse12 .cse10 .cse16) (and .cse4 .cse11 .cse12 .cse8) (and .cse1 .cse11 .cse3) (and .cse4 .cse11 .cse5 .cse8) (and .cse11 .cse5 .cse10) (and .cse0 .cse15 .cse4 .cse12 .cse8) (and .cse5 (or (and (<= (+ ~a0~0 32950) 0) .cse3) (and .cse0 .cse14 .cse3))) (and .cse5 .cse6 .cse3 .cse7)))) [2022-07-21 00:06:24,330 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-21 00:06:24,330 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-21 00:06:24,330 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,330 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,330 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,330 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,330 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,331 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,331 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,331 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-07-21 00:06:24,331 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,331 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-07-21 00:06:24,331 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-07-21 00:06:24,331 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,331 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-07-21 00:06:24,331 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-07-21 00:06:24,331 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-21 00:06:24,331 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-07-21 00:06:24,332 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,333 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,333 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 00:06:24,333 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,333 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,333 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,333 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,333 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse18 (+ ~a4~0 86)) (.cse17 (+ 98 ~a0~0)) (.cse19 (+ ~a29~0 16))) (let ((.cse9 (< 0 .cse19)) (.cse13 (= 5 ~a2~0)) (.cse2 (not (<= .cse19 0))) (.cse16 (<= 43 ~a29~0)) (.cse1 (<= (+ ~a0~0 99) 0)) (.cse11 (<= (+ 89 ~a4~0) 0)) (.cse10 (= ~a2~0 4)) (.cse15 (<= 0 (+ ~a29~0 3))) (.cse4 (<= 2 ~a2~0)) (.cse12 (<= .cse17 0)) (.cse8 (<= ~a2~0 2)) (.cse0 (< 0 .cse18)) (.cse14 (<= (+ ~a0~0 147) 0)) (.cse5 (< 0 (+ ~a29~0 600144))) (.cse6 (<= .cse18 0)) (.cse3 (= 3 ~a2~0)) (.cse7 (< 0 .cse17))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 (<= (+ ~a29~0 127) 0) .cse8) (and .cse0 .cse4 .cse1 .cse9 .cse8) (and .cse6 .cse10 .cse9 .cse7) (and .cse11 .cse5 .cse3) (and .cse11 .cse12 .cse10) (and .cse1 .cse11 .cse8) (and .cse4 .cse11 .cse12 .cse2) (and .cse13 .cse14 .cse5) (and .cse0 .cse13 .cse1 .cse5) (and .cse0 .cse14 .cse5 .cse10) (and .cse0 .cse13 .cse15) (and .cse4 .cse6 .cse16 .cse7 .cse8) (and (= ~a2~0 1) .cse5) (and .cse11 .cse14) (and .cse13 .cse2 .cse7) (and .cse0 .cse12 .cse10 .cse16) (and .cse4 .cse11 .cse12 .cse8) (and .cse1 .cse11 .cse3) (and .cse4 .cse11 .cse5 .cse8) (and .cse11 .cse5 .cse10) (and .cse0 .cse15 .cse4 .cse12 .cse8) (and .cse5 (or (and (<= (+ ~a0~0 32950) 0) .cse3) (and .cse0 .cse14 .cse3))) (and .cse5 .cse6 .cse3 .cse7)))) [2022-07-21 00:06:24,333 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,333 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-21 00:06:24,333 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,334 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,335 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,336 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,337 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-07-21 00:06:24,338 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-07-21 00:06:24,339 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,339 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-21 00:06:24,339 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-21 00:06:24,339 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,339 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,339 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,339 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,339 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,339 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,339 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse18 (+ ~a4~0 86)) (.cse17 (+ 98 ~a0~0)) (.cse19 (+ ~a29~0 16))) (let ((.cse9 (< 0 .cse19)) (.cse13 (= 5 ~a2~0)) (.cse2 (not (<= .cse19 0))) (.cse16 (<= 43 ~a29~0)) (.cse1 (<= (+ ~a0~0 99) 0)) (.cse11 (<= (+ 89 ~a4~0) 0)) (.cse10 (= ~a2~0 4)) (.cse15 (<= 0 (+ ~a29~0 3))) (.cse4 (<= 2 ~a2~0)) (.cse12 (<= .cse17 0)) (.cse8 (<= ~a2~0 2)) (.cse0 (< 0 .cse18)) (.cse14 (<= (+ ~a0~0 147) 0)) (.cse5 (< 0 (+ ~a29~0 600144))) (.cse6 (<= .cse18 0)) (.cse3 (= 3 ~a2~0)) (.cse7 (< 0 .cse17))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 (<= (+ ~a29~0 127) 0) .cse8) (and .cse0 .cse4 .cse1 .cse9 .cse8) (and .cse6 .cse10 .cse9 .cse7) (and .cse11 .cse5 .cse3) (and .cse11 .cse12 .cse10) (and .cse1 .cse11 .cse8) (and .cse4 .cse11 .cse12 .cse2) (and .cse13 .cse14 .cse5) (and .cse0 .cse13 .cse1 .cse5) (and .cse0 .cse14 .cse5 .cse10) (and .cse0 .cse13 .cse15) (and .cse4 .cse6 .cse16 .cse7 .cse8) (and (= ~a2~0 1) .cse5) (and .cse11 .cse14) (and .cse13 .cse2 .cse7) (and .cse0 .cse12 .cse10 .cse16) (and .cse4 .cse11 .cse12 .cse8) (and .cse1 .cse11 .cse3) (and .cse4 .cse11 .cse5 .cse8) (and .cse11 .cse5 .cse10) (and .cse0 .cse15 .cse4 .cse12 .cse8) (and .cse5 (or (and (<= (+ ~a0~0 32950) 0) .cse3) (and .cse0 .cse14 .cse3))) (and .cse5 .cse6 .cse3 .cse7)))) [2022-07-21 00:06:24,340 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-21 00:06:24,340 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-21 00:06:24,340 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,340 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,340 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,340 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,340 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,340 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,341 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,341 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,341 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-21 00:06:24,341 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-21 00:06:24,341 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,341 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-07-21 00:06:24,341 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-07-21 00:06:24,341 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,342 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,343 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,344 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,345 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-21 00:06:24,346 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,346 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-07-21 00:06:24,346 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,346 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-21 00:06:24,346 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-07-21 00:06:24,350 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] [2022-07-21 00:06:24,351 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 00:06:24,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:06:24 BoogieIcfgContainer [2022-07-21 00:06:24,384 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 00:06:24,385 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 00:06:24,385 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 00:06:24,385 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 00:06:24,385 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:05:24" (3/4) ... [2022-07-21 00:06:24,387 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 00:06:24,414 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-21 00:06:24,416 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-21 00:06:24,417 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 00:06:24,419 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 00:06:24,528 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 00:06:24,528 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 00:06:24,529 INFO L158 Benchmark]: Toolchain (without parser) took 63794.22ms. Allocated memory was 67.1MB in the beginning and 1.8GB in the end (delta: 1.8GB). Free memory was 42.2MB in the beginning and 944.8MB in the end (delta: -902.6MB). Peak memory consumption was 853.6MB. Max. memory is 16.1GB. [2022-07-21 00:06:24,529 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 00:06:24,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.78ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 42.0MB in the beginning and 69.3MB in the end (delta: -27.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2022-07-21 00:06:24,529 INFO L158 Benchmark]: Boogie Procedure Inliner took 207.78ms. Allocated memory is still 100.7MB. Free memory was 69.3MB in the beginning and 48.6MB in the end (delta: 20.7MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2022-07-21 00:06:24,530 INFO L158 Benchmark]: Boogie Preprocessor took 186.47ms. Allocated memory was 100.7MB in the beginning and 197.1MB in the end (delta: 96.5MB). Free memory was 48.6MB in the beginning and 134.8MB in the end (delta: -86.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2022-07-21 00:06:24,530 INFO L158 Benchmark]: RCFGBuilder took 2186.64ms. Allocated memory was 197.1MB in the beginning and 335.5MB in the end (delta: 138.4MB). Free memory was 133.9MB in the beginning and 202.6MB in the end (delta: -68.6MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. [2022-07-21 00:06:24,530 INFO L158 Benchmark]: TraceAbstraction took 60209.48ms. Allocated memory was 335.5MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 201.5MB in the beginning and 970.0MB in the end (delta: -768.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-07-21 00:06:24,530 INFO L158 Benchmark]: Witness Printer took 143.83ms. Allocated memory is still 1.8GB. Free memory was 970.0MB in the beginning and 944.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-07-21 00:06:24,531 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 854.78ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 42.0MB in the beginning and 69.3MB in the end (delta: -27.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 207.78ms. Allocated memory is still 100.7MB. Free memory was 69.3MB in the beginning and 48.6MB in the end (delta: 20.7MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 186.47ms. Allocated memory was 100.7MB in the beginning and 197.1MB in the end (delta: 96.5MB). Free memory was 48.6MB in the beginning and 134.8MB in the end (delta: -86.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2186.64ms. Allocated memory was 197.1MB in the beginning and 335.5MB in the end (delta: 138.4MB). Free memory was 133.9MB in the beginning and 202.6MB in the end (delta: -68.6MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. * TraceAbstraction took 60209.48ms. Allocated memory was 335.5MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 201.5MB in the beginning and 970.0MB in the end (delta: -768.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 143.83ms. Allocated memory is still 1.8GB. Free memory was 970.0MB in the beginning and 944.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 200]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 60.1s, OverallIterations: 23, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 29.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5654 SdHoareTripleChecker+Valid, 26.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5654 mSDsluCounter, 9919 SdHoareTripleChecker+Invalid, 22.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 879 IncrementalHoareTripleChecker+Unchecked, 794 mSDsCounter, 4102 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19992 IncrementalHoareTripleChecker+Invalid, 24973 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4102 mSolverCounterUnsat, 9125 mSDtfsCounter, 19992 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6901 GetRequests, 6846 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23724occurred in iteration=18, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.4s AutomataMinimizationTime, 23 MinimizatonAttempts, 27640 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 219 NumberOfFragments, 1267 HoareAnnotationTreeSize, 4 FomulaSimplifications, 6276 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 28383 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 16.5s InterpolantComputationTime, 20137 NumberOfCodeBlocks, 20137 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 21130 ConstructedInterpolants, 59 QuantifiedInterpolants, 94128 SizeOfPredicates, 1 NumberOfNonLiveVariables, 6950 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 32 InterpolantComputations, 23 PerfectInterpolantSequences, 27459/29246 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: (((((((((((((((((((((((((0 < a4 + 86 && a0 + 99 <= 0) && !(a29 + 16 <= 0)) && 3 == a2) || (((((2 <= a2 && 0 < a29 + 600144) && a4 + 86 <= 0) && 0 < 98 + a0) && a29 + 127 <= 0) && a2 <= 2)) || ((((0 < a4 + 86 && 2 <= a2) && a0 + 99 <= 0) && 0 < a29 + 16) && a2 <= 2)) || (((a4 + 86 <= 0 && a2 == 4) && 0 < a29 + 16) && 0 < 98 + a0)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && 3 == a2)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && a2 == 4)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && a2 <= 2)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && !(a29 + 16 <= 0))) || ((5 == a2 && a0 + 147 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && 5 == a2) && a0 + 99 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && a0 + 147 <= 0) && 0 < a29 + 600144) && a2 == 4)) || ((0 < a4 + 86 && 5 == a2) && 0 <= a29 + 3)) || ((((2 <= a2 && a4 + 86 <= 0) && 43 <= a29) && 0 < 98 + a0) && a2 <= 2)) || (a2 == 1 && 0 < a29 + 600144)) || (89 + a4 <= 0 && a0 + 147 <= 0)) || ((5 == a2 && !(a29 + 16 <= 0)) && 0 < 98 + a0)) || (((0 < a4 + 86 && 98 + a0 <= 0) && a2 == 4) && 43 <= a29)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && a2 <= 2)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && 3 == a2)) || (((2 <= a2 && 89 + a4 <= 0) && 0 < a29 + 600144) && a2 <= 2)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && a2 == 4)) || ((((0 < a4 + 86 && 0 <= a29 + 3) && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || (0 < a29 + 600144 && ((a0 + 32950 <= 0 && 3 == a2) || ((0 < a4 + 86 && a0 + 147 <= 0) && 3 == a2)))) || (((0 < a29 + 600144 && a4 + 86 <= 0) && 3 == a2) && 0 < 98 + a0) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((0 < a4 + 86 && a0 + 99 <= 0) && !(a29 + 16 <= 0)) && 3 == a2) || (((((2 <= a2 && 0 < a29 + 600144) && a4 + 86 <= 0) && 0 < 98 + a0) && a29 + 127 <= 0) && a2 <= 2)) || ((((0 < a4 + 86 && 2 <= a2) && a0 + 99 <= 0) && 0 < a29 + 16) && a2 <= 2)) || (((a4 + 86 <= 0 && a2 == 4) && 0 < a29 + 16) && 0 < 98 + a0)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && 3 == a2)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && a2 == 4)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && a2 <= 2)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && !(a29 + 16 <= 0))) || ((5 == a2 && a0 + 147 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && 5 == a2) && a0 + 99 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && a0 + 147 <= 0) && 0 < a29 + 600144) && a2 == 4)) || ((0 < a4 + 86 && 5 == a2) && 0 <= a29 + 3)) || ((((2 <= a2 && a4 + 86 <= 0) && 43 <= a29) && 0 < 98 + a0) && a2 <= 2)) || (a2 == 1 && 0 < a29 + 600144)) || (89 + a4 <= 0 && a0 + 147 <= 0)) || ((5 == a2 && !(a29 + 16 <= 0)) && 0 < 98 + a0)) || (((0 < a4 + 86 && 98 + a0 <= 0) && a2 == 4) && 43 <= a29)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && a2 <= 2)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && 3 == a2)) || (((2 <= a2 && 89 + a4 <= 0) && 0 < a29 + 600144) && a2 <= 2)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && a2 == 4)) || ((((0 < a4 + 86 && 0 <= a29 + 3) && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || (0 < a29 + 600144 && ((a0 + 32950 <= 0 && 3 == a2) || ((0 < a4 + 86 && a0 + 147 <= 0) && 3 == a2)))) || (((0 < a29 + 600144 && a4 + 86 <= 0) && 3 == a2) && 0 < 98 + a0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((0 < a4 + 86 && a0 + 99 <= 0) && !(a29 + 16 <= 0)) && 3 == a2) || (((((2 <= a2 && 0 < a29 + 600144) && a4 + 86 <= 0) && 0 < 98 + a0) && a29 + 127 <= 0) && a2 <= 2)) || ((((0 < a4 + 86 && 2 <= a2) && a0 + 99 <= 0) && 0 < a29 + 16) && a2 <= 2)) || (((a4 + 86 <= 0 && a2 == 4) && 0 < a29 + 16) && 0 < 98 + a0)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && 3 == a2)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && a2 == 4)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && a2 <= 2)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && !(a29 + 16 <= 0))) || ((5 == a2 && a0 + 147 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && 5 == a2) && a0 + 99 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && a0 + 147 <= 0) && 0 < a29 + 600144) && a2 == 4)) || ((0 < a4 + 86 && 5 == a2) && 0 <= a29 + 3)) || ((((2 <= a2 && a4 + 86 <= 0) && 43 <= a29) && 0 < 98 + a0) && a2 <= 2)) || (a2 == 1 && 0 < a29 + 600144)) || (89 + a4 <= 0 && a0 + 147 <= 0)) || ((5 == a2 && !(a29 + 16 <= 0)) && 0 < 98 + a0)) || (((0 < a4 + 86 && 98 + a0 <= 0) && a2 == 4) && 43 <= a29)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && a2 <= 2)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && 3 == a2)) || (((2 <= a2 && 89 + a4 <= 0) && 0 < a29 + 600144) && a2 <= 2)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && a2 == 4)) || ((((0 < a4 + 86 && 0 <= a29 + 3) && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || (0 < a29 + 600144 && ((a0 + 32950 <= 0 && 3 == a2) || ((0 < a4 + 86 && a0 + 147 <= 0) && 3 == a2)))) || (((0 < a29 + 600144 && a4 + 86 <= 0) && 3 == a2) && 0 < 98 + a0) RESULT: Ultimate proved your program to be correct! [2022-07-21 00:06:24,579 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