./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label10.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f151a13e47989a65c4ec5b5333c24fda53f0a15e0e3e933f79a23263bfef839 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 04:46:19,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 04:46:19,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 04:46:19,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 04:46:19,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 04:46:19,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 04:46:19,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 04:46:19,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 04:46:19,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 04:46:19,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 04:46:19,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 04:46:19,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 04:46:19,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 04:46:19,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 04:46:19,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 04:46:19,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 04:46:19,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 04:46:19,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 04:46:19,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 04:46:19,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 04:46:19,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 04:46:19,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 04:46:19,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 04:46:19,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 04:46:19,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 04:46:19,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 04:46:19,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 04:46:19,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 04:46:19,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 04:46:19,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 04:46:19,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 04:46:19,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 04:46:19,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 04:46:19,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 04:46:19,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 04:46:19,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 04:46:19,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 04:46:19,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 04:46:19,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 04:46:19,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 04:46:19,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 04:46:19,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 04:46:19,972 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 04:46:19,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 04:46:19,974 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 04:46:19,975 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 04:46:19,975 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 04:46:19,976 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 04:46:19,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 04:46:19,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 04:46:19,977 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 04:46:19,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 04:46:19,978 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 04:46:19,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 04:46:19,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 04:46:19,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 04:46:19,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 04:46:19,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 04:46:19,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 04:46:19,979 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 04:46:19,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 04:46:19,979 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 04:46:19,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 04:46:19,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 04:46:19,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 04:46:19,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 04:46:19,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 04:46:19,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 04:46:19,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 04:46:19,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 04:46:19,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 04:46:19,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 04:46:19,982 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 04:46:19,983 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 04:46:19,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 04:46:19,983 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 04:46:19,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f151a13e47989a65c4ec5b5333c24fda53f0a15e0e3e933f79a23263bfef839 [2021-12-17 04:46:20,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 04:46:20,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 04:46:20,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 04:46:20,272 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 04:46:20,272 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 04:46:20,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2021-12-17 04:46:20,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5206e772/4c62fc199a674065828d4c612896b005/FLAGd25511053 [2021-12-17 04:46:20,878 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 04:46:20,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2021-12-17 04:46:20,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5206e772/4c62fc199a674065828d4c612896b005/FLAGd25511053 [2021-12-17 04:46:21,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5206e772/4c62fc199a674065828d4c612896b005 [2021-12-17 04:46:21,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 04:46:21,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 04:46:21,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 04:46:21,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 04:46:21,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 04:46:21,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 04:46:21" (1/1) ... [2021-12-17 04:46:21,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d42f62e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:21, skipping insertion in model container [2021-12-17 04:46:21,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 04:46:21" (1/1) ... [2021-12-17 04:46:21,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 04:46:21,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 04:46:21,436 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label10.c[4275,4288] [2021-12-17 04:46:21,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 04:46:21,868 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 04:46:21,897 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label10.c[4275,4288] [2021-12-17 04:46:22,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 04:46:22,058 INFO L208 MainTranslator]: Completed translation [2021-12-17 04:46:22,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22 WrapperNode [2021-12-17 04:46:22,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 04:46:22,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 04:46:22,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 04:46:22,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 04:46:22,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (1/1) ... [2021-12-17 04:46:22,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (1/1) ... [2021-12-17 04:46:22,289 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-12-17 04:46:22,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 04:46:22,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 04:46:22,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 04:46:22,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 04:46:22,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (1/1) ... [2021-12-17 04:46:22,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (1/1) ... [2021-12-17 04:46:22,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (1/1) ... [2021-12-17 04:46:22,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (1/1) ... [2021-12-17 04:46:22,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (1/1) ... [2021-12-17 04:46:22,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (1/1) ... [2021-12-17 04:46:22,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (1/1) ... [2021-12-17 04:46:22,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 04:46:22,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 04:46:22,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 04:46:22,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 04:46:22,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (1/1) ... [2021-12-17 04:46:22,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 04:46:22,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 04:46:22,537 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) [2021-12-17 04:46:22,555 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 [2021-12-17 04:46:22,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 04:46:22,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 04:46:22,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 04:46:22,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 04:46:22,633 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 04:46:22,636 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 04:46:24,870 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 04:46:24,880 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 04:46:24,881 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-17 04:46:24,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 04:46:24 BoogieIcfgContainer [2021-12-17 04:46:24,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 04:46:24,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 04:46:24,884 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 04:46:24,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 04:46:24,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 04:46:21" (1/3) ... [2021-12-17 04:46:24,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50623c26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 04:46:24, skipping insertion in model container [2021-12-17 04:46:24,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 04:46:22" (2/3) ... [2021-12-17 04:46:24,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50623c26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 04:46:24, skipping insertion in model container [2021-12-17 04:46:24,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 04:46:24" (3/3) ... [2021-12-17 04:46:24,889 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label10.c [2021-12-17 04:46:24,893 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 04:46:24,893 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 04:46:24,938 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 04:46:24,943 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-17 04:46:24,943 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 04:46:24,963 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) [2021-12-17 04:46:24,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-17 04:46:24,969 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:24,969 INFO L514 BasicCegarLoop]: 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] [2021-12-17 04:46:24,970 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:24,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:24,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1089129850, now seen corresponding path program 1 times [2021-12-17 04:46:24,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:24,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809585352] [2021-12-17 04:46:24,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:24,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:25,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 04:46:25,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:25,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809585352] [2021-12-17 04:46:25,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809585352] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:25,243 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:25,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 04:46:25,244 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751589775] [2021-12-17 04:46:25,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:25,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:25,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:25,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:25,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:25,280 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:27,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:27,484 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2021-12-17 04:46:27,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:27,493 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-12-17 04:46:27,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:27,519 INFO L225 Difference]: With dead ends: 1154 [2021-12-17 04:46:27,520 INFO L226 Difference]: Without dead ends: 665 [2021-12-17 04:46:27,528 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:27,532 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 287 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:27,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [287 Valid, 383 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-17 04:46:27,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2021-12-17 04:46:27,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2021-12-17 04:46:27,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:27,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2021-12-17 04:46:27,614 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 34 [2021-12-17 04:46:27,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:27,615 INFO L470 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2021-12-17 04:46:27,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:27,615 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2021-12-17 04:46:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-12-17 04:46:27,621 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:27,621 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:27,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-17 04:46:27,622 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:27,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:27,625 INFO L85 PathProgramCache]: Analyzing trace with hash 513841653, now seen corresponding path program 1 times [2021-12-17 04:46:27,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:27,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622901592] [2021-12-17 04:46:27,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:27,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:27,778 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 04:46:27,778 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:27,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622901592] [2021-12-17 04:46:27,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622901592] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:27,779 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:27,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 04:46:27,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265562934] [2021-12-17 04:46:27,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:27,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:27,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:27,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:27,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:27,783 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:29,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:29,204 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2021-12-17 04:46:29,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:29,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2021-12-17 04:46:29,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:29,208 INFO L225 Difference]: With dead ends: 1624 [2021-12-17 04:46:29,208 INFO L226 Difference]: Without dead ends: 963 [2021-12-17 04:46:29,209 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:29,211 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:29,211 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [237 Valid, 337 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-17 04:46:29,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2021-12-17 04:46:29,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2021-12-17 04:46:29,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:29,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2021-12-17 04:46:29,253 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 99 [2021-12-17 04:46:29,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:29,253 INFO L470 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2021-12-17 04:46:29,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:29,254 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2021-12-17 04:46:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-12-17 04:46:29,257 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:29,257 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:29,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-17 04:46:29,257 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:29,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:29,258 INFO L85 PathProgramCache]: Analyzing trace with hash 226015812, now seen corresponding path program 1 times [2021-12-17 04:46:29,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:29,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034754300] [2021-12-17 04:46:29,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:29,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:29,361 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 04:46:29,361 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:29,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034754300] [2021-12-17 04:46:29,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034754300] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:29,362 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:29,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-17 04:46:29,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540043011] [2021-12-17 04:46:29,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:29,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-17 04:46:29,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:29,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-17 04:46:29,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-17 04:46:29,364 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:31,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:31,301 INFO L93 Difference]: Finished difference Result 2248 states and 3205 transitions. [2021-12-17 04:46:31,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-17 04:46:31,305 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2021-12-17 04:46:31,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:31,311 INFO L225 Difference]: With dead ends: 2248 [2021-12-17 04:46:31,311 INFO L226 Difference]: Without dead ends: 1586 [2021-12-17 04:46:31,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-17 04:46:31,313 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 396 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 1527 mSolverCounterSat, 638 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 2165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 638 IncrementalHoareTripleChecker+Valid, 1527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:31,313 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [396 Valid, 341 Invalid, 2165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [638 Valid, 1527 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-12-17 04:46:31,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2021-12-17 04:46:31,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1266. [2021-12-17 04:46:31,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3043478260869565) internal successors, (1650), 1265 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:31,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2021-12-17 04:46:31,339 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 104 [2021-12-17 04:46:31,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:31,340 INFO L470 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2021-12-17 04:46:31,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:31,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2021-12-17 04:46:31,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-17 04:46:31,344 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:31,345 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:31,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-17 04:46:31,345 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:31,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:31,346 INFO L85 PathProgramCache]: Analyzing trace with hash 527806185, now seen corresponding path program 1 times [2021-12-17 04:46:31,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:31,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267127082] [2021-12-17 04:46:31,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:31,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:31,504 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-12-17 04:46:31,505 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:31,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267127082] [2021-12-17 04:46:31,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267127082] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:31,507 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:31,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 04:46:31,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489652909] [2021-12-17 04:46:31,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:31,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:31,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:31,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:31,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:31,509 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:32,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:32,869 INFO L93 Difference]: Finished difference Result 3436 states and 4550 transitions. [2021-12-17 04:46:32,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:32,870 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 200 [2021-12-17 04:46:32,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:32,878 INFO L225 Difference]: With dead ends: 3436 [2021-12-17 04:46:32,878 INFO L226 Difference]: Without dead ends: 2172 [2021-12-17 04:46:32,879 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:32,881 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:32,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-17 04:46:32,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2172 states. [2021-12-17 04:46:32,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2172 to 2168. [2021-12-17 04:46:32,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2168 states, 2167 states have (on average 1.2344254730041533) internal successors, (2675), 2167 states have internal predecessors, (2675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:32,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 2168 states and 2675 transitions. [2021-12-17 04:46:32,918 INFO L78 Accepts]: Start accepts. Automaton has 2168 states and 2675 transitions. Word has length 200 [2021-12-17 04:46:32,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:32,920 INFO L470 AbstractCegarLoop]: Abstraction has 2168 states and 2675 transitions. [2021-12-17 04:46:32,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:32,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2675 transitions. [2021-12-17 04:46:32,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-12-17 04:46:32,925 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:32,926 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:32,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-17 04:46:32,926 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:32,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:32,927 INFO L85 PathProgramCache]: Analyzing trace with hash 224343269, now seen corresponding path program 1 times [2021-12-17 04:46:32,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:32,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261654623] [2021-12-17 04:46:32,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:32,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:33,156 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-12-17 04:46:33,157 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:33,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261654623] [2021-12-17 04:46:33,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261654623] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:33,157 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:33,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 04:46:33,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895047457] [2021-12-17 04:46:33,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:33,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:33,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:33,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:33,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:33,161 INFO L87 Difference]: Start difference. First operand 2168 states and 2675 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) [2021-12-17 04:46:34,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:34,628 INFO L93 Difference]: Finished difference Result 4633 states and 5659 transitions. [2021-12-17 04:46:34,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:34,629 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 306 [2021-12-17 04:46:34,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:34,638 INFO L225 Difference]: With dead ends: 4633 [2021-12-17 04:46:34,639 INFO L226 Difference]: Without dead ends: 2467 [2021-12-17 04:46:34,642 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:34,643 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:34,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-17 04:46:34,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2467 states. [2021-12-17 04:46:34,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2467 to 2467. [2021-12-17 04:46:34,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2467 states, 2466 states have (on average 1.208434712084347) internal successors, (2980), 2466 states have internal predecessors, (2980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:34,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2467 states and 2980 transitions. [2021-12-17 04:46:34,682 INFO L78 Accepts]: Start accepts. Automaton has 2467 states and 2980 transitions. Word has length 306 [2021-12-17 04:46:34,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:34,683 INFO L470 AbstractCegarLoop]: Abstraction has 2467 states and 2980 transitions. [2021-12-17 04:46:34,683 INFO L471 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) [2021-12-17 04:46:34,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 2980 transitions. [2021-12-17 04:46:34,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2021-12-17 04:46:34,687 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:34,688 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:34,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-17 04:46:34,688 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:34,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:34,689 INFO L85 PathProgramCache]: Analyzing trace with hash 559264950, now seen corresponding path program 1 times [2021-12-17 04:46:34,689 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:34,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073242123] [2021-12-17 04:46:34,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:34,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:34,836 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-12-17 04:46:34,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:34,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073242123] [2021-12-17 04:46:34,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073242123] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:34,837 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:34,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:46:34,837 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887501679] [2021-12-17 04:46:34,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:34,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:34,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:34,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:34,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:34,839 INFO L87 Difference]: Start difference. First operand 2467 states and 2980 transitions. Second operand has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:36,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:36,387 INFO L93 Difference]: Finished difference Result 5232 states and 6542 transitions. [2021-12-17 04:46:36,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:36,387 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 321 [2021-12-17 04:46:36,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:36,397 INFO L225 Difference]: With dead ends: 5232 [2021-12-17 04:46:36,397 INFO L226 Difference]: Without dead ends: 3066 [2021-12-17 04:46:36,399 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:36,400 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 281 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:36,400 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [281 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-17 04:46:36,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3066 states. [2021-12-17 04:46:36,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3066 to 2165. [2021-12-17 04:46:36,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2165 states, 2164 states have (on average 1.2310536044362292) internal successors, (2664), 2164 states have internal predecessors, (2664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:36,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 2165 states and 2664 transitions. [2021-12-17 04:46:36,435 INFO L78 Accepts]: Start accepts. Automaton has 2165 states and 2664 transitions. Word has length 321 [2021-12-17 04:46:36,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:36,435 INFO L470 AbstractCegarLoop]: Abstraction has 2165 states and 2664 transitions. [2021-12-17 04:46:36,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:36,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2664 transitions. [2021-12-17 04:46:36,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2021-12-17 04:46:36,440 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:36,441 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:36,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-17 04:46:36,441 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:36,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:36,442 INFO L85 PathProgramCache]: Analyzing trace with hash 11227575, now seen corresponding path program 1 times [2021-12-17 04:46:36,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:36,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492389442] [2021-12-17 04:46:36,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:36,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:36,577 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-12-17 04:46:36,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:36,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492389442] [2021-12-17 04:46:36,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492389442] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:36,578 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:36,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:46:36,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922282318] [2021-12-17 04:46:36,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:36,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:36,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:36,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:36,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:36,580 INFO L87 Difference]: Start difference. First operand 2165 states and 2664 transitions. Second operand has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:38,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:38,060 INFO L93 Difference]: Finished difference Result 5235 states and 6625 transitions. [2021-12-17 04:46:38,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:38,061 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 380 [2021-12-17 04:46:38,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:38,072 INFO L225 Difference]: With dead ends: 5235 [2021-12-17 04:46:38,072 INFO L226 Difference]: Without dead ends: 3371 [2021-12-17 04:46:38,075 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:38,076 INFO L933 BasicCegarLoop]: 600 mSDtfsCounter, 294 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:38,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [294 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-17 04:46:38,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3371 states. [2021-12-17 04:46:38,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3371 to 3072. [2021-12-17 04:46:38,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3072 states, 3071 states have (on average 1.1862585477043308) internal successors, (3643), 3071 states have internal predecessors, (3643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:38,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 3072 states and 3643 transitions. [2021-12-17 04:46:38,128 INFO L78 Accepts]: Start accepts. Automaton has 3072 states and 3643 transitions. Word has length 380 [2021-12-17 04:46:38,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:38,129 INFO L470 AbstractCegarLoop]: Abstraction has 3072 states and 3643 transitions. [2021-12-17 04:46:38,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:38,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 3643 transitions. [2021-12-17 04:46:38,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2021-12-17 04:46:38,134 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:38,135 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:38,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-17 04:46:38,135 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:38,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:38,136 INFO L85 PathProgramCache]: Analyzing trace with hash -295045212, now seen corresponding path program 1 times [2021-12-17 04:46:38,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:38,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537895119] [2021-12-17 04:46:38,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:38,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:38,418 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 63 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 04:46:38,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:38,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537895119] [2021-12-17 04:46:38,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537895119] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 04:46:38,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1430398754] [2021-12-17 04:46:38,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:38,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:46:38,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 04:46:38,426 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) [2021-12-17 04:46:38,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-17 04:46:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:38,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-17 04:46:38,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 04:46:39,296 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-12-17 04:46:39,296 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 04:46:39,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1430398754] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:39,297 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-17 04:46:39,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-12-17 04:46:39,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922324148] [2021-12-17 04:46:39,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:39,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:39,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:39,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:39,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-17 04:46:39,299 INFO L87 Difference]: Start difference. First operand 3072 states and 3643 transitions. Second operand has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:40,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:40,669 INFO L93 Difference]: Finished difference Result 7049 states and 8586 transitions. [2021-12-17 04:46:40,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:40,670 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 385 [2021-12-17 04:46:40,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:40,682 INFO L225 Difference]: With dead ends: 7049 [2021-12-17 04:46:40,683 INFO L226 Difference]: Without dead ends: 4278 [2021-12-17 04:46:40,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-17 04:46:40,687 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 318 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 843 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:40,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [318 Valid, 259 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 843 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-17 04:46:40,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4278 states. [2021-12-17 04:46:40,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4278 to 3976. [2021-12-17 04:46:40,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3976 states, 3975 states have (on average 1.1781132075471699) internal successors, (4683), 3975 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:40,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 3976 states and 4683 transitions. [2021-12-17 04:46:40,749 INFO L78 Accepts]: Start accepts. Automaton has 3976 states and 4683 transitions. Word has length 385 [2021-12-17 04:46:40,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:40,749 INFO L470 AbstractCegarLoop]: Abstraction has 3976 states and 4683 transitions. [2021-12-17 04:46:40,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:40,750 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 4683 transitions. [2021-12-17 04:46:40,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2021-12-17 04:46:40,753 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:40,753 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-17 04:46:40,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-17 04:46:40,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:46:40,968 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:40,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:40,968 INFO L85 PathProgramCache]: Analyzing trace with hash -2099056187, now seen corresponding path program 1 times [2021-12-17 04:46:40,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:40,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967325257] [2021-12-17 04:46:40,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:40,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:41,138 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-12-17 04:46:41,138 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:41,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967325257] [2021-12-17 04:46:41,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967325257] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:41,139 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:41,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:46:41,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116826674] [2021-12-17 04:46:41,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:41,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:41,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:41,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:41,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:41,141 INFO L87 Difference]: Start difference. First operand 3976 states and 4683 transitions. Second operand has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:42,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:42,480 INFO L93 Difference]: Finished difference Result 8848 states and 10657 transitions. [2021-12-17 04:46:42,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:42,481 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 403 [2021-12-17 04:46:42,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:42,496 INFO L225 Difference]: With dead ends: 8848 [2021-12-17 04:46:42,497 INFO L226 Difference]: Without dead ends: 5173 [2021-12-17 04:46:42,501 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:42,502 INFO L933 BasicCegarLoop]: 580 mSDtfsCounter, 248 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 881 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:42,502 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [248 Valid, 618 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 881 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-17 04:46:42,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2021-12-17 04:46:42,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 5172. [2021-12-17 04:46:42,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5172 states, 5171 states have (on average 1.157803132856314) internal successors, (5987), 5171 states have internal predecessors, (5987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:42,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5172 states to 5172 states and 5987 transitions. [2021-12-17 04:46:42,575 INFO L78 Accepts]: Start accepts. Automaton has 5172 states and 5987 transitions. Word has length 403 [2021-12-17 04:46:42,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:42,576 INFO L470 AbstractCegarLoop]: Abstraction has 5172 states and 5987 transitions. [2021-12-17 04:46:42,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:42,576 INFO L276 IsEmpty]: Start isEmpty. Operand 5172 states and 5987 transitions. [2021-12-17 04:46:42,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2021-12-17 04:46:42,579 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:42,579 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:42,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-17 04:46:42,580 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:42,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:42,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1857017877, now seen corresponding path program 1 times [2021-12-17 04:46:42,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:42,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725120749] [2021-12-17 04:46:42,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:42,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:42,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:42,752 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-12-17 04:46:42,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:42,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725120749] [2021-12-17 04:46:42,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725120749] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:42,753 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:42,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:46:42,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700904980] [2021-12-17 04:46:42,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:42,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:42,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:42,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:42,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:42,755 INFO L87 Difference]: Start difference. First operand 5172 states and 5987 transitions. Second operand has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:44,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:44,631 INFO L93 Difference]: Finished difference Result 11595 states and 13736 transitions. [2021-12-17 04:46:44,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:44,635 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 411 [2021-12-17 04:46:44,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:44,656 INFO L225 Difference]: With dead ends: 11595 [2021-12-17 04:46:44,657 INFO L226 Difference]: Without dead ends: 6724 [2021-12-17 04:46:44,663 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:44,664 INFO L933 BasicCegarLoop]: 574 mSDtfsCounter, 383 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1116 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:44,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [383 Valid, 639 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1116 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-12-17 04:46:44,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6724 states. [2021-12-17 04:46:44,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6724 to 6720. [2021-12-17 04:46:44,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6720 states, 6719 states have (on average 1.1806816490549188) internal successors, (7933), 6719 states have internal predecessors, (7933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:44,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6720 states to 6720 states and 7933 transitions. [2021-12-17 04:46:44,777 INFO L78 Accepts]: Start accepts. Automaton has 6720 states and 7933 transitions. Word has length 411 [2021-12-17 04:46:44,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:44,778 INFO L470 AbstractCegarLoop]: Abstraction has 6720 states and 7933 transitions. [2021-12-17 04:46:44,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 6720 states and 7933 transitions. [2021-12-17 04:46:44,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2021-12-17 04:46:44,783 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:44,784 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:44,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-17 04:46:44,785 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:44,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:44,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1762941478, now seen corresponding path program 1 times [2021-12-17 04:46:44,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:44,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032295812] [2021-12-17 04:46:44,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:44,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:44,989 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-12-17 04:46:44,990 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:44,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032295812] [2021-12-17 04:46:44,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032295812] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:44,990 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:44,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:46:44,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433173573] [2021-12-17 04:46:44,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:44,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:44,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:44,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:44,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:44,994 INFO L87 Difference]: Start difference. First operand 6720 states and 7933 transitions. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:46,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:46,501 INFO L93 Difference]: Finished difference Result 17625 states and 21033 transitions. [2021-12-17 04:46:46,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:46,502 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 483 [2021-12-17 04:46:46,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:46,524 INFO L225 Difference]: With dead ends: 17625 [2021-12-17 04:46:46,525 INFO L226 Difference]: Without dead ends: 11206 [2021-12-17 04:46:46,532 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:46,533 INFO L933 BasicCegarLoop]: 141 mSDtfsCounter, 306 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 977 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:46,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [306 Valid, 171 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 977 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-17 04:46:46,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11206 states. [2021-12-17 04:46:46,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11206 to 9711. [2021-12-17 04:46:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9711 states, 9710 states have (on average 1.1895983522142122) internal successors, (11551), 9710 states have internal predecessors, (11551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9711 states to 9711 states and 11551 transitions. [2021-12-17 04:46:46,693 INFO L78 Accepts]: Start accepts. Automaton has 9711 states and 11551 transitions. Word has length 483 [2021-12-17 04:46:46,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:46,694 INFO L470 AbstractCegarLoop]: Abstraction has 9711 states and 11551 transitions. [2021-12-17 04:46:46,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:46,694 INFO L276 IsEmpty]: Start isEmpty. Operand 9711 states and 11551 transitions. [2021-12-17 04:46:46,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2021-12-17 04:46:46,700 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:46,702 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:46,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-17 04:46:46,702 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:46,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:46,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1063330375, now seen corresponding path program 1 times [2021-12-17 04:46:46,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:46,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852172930] [2021-12-17 04:46:46,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:46,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:46,881 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 363 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2021-12-17 04:46:46,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:46,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852172930] [2021-12-17 04:46:46,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852172930] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:46,882 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:46,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:46:46,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327947839] [2021-12-17 04:46:46,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:46,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:46,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:46,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:46,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:46,884 INFO L87 Difference]: Start difference. First operand 9711 states and 11551 transitions. Second operand has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:48,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:48,552 INFO L93 Difference]: Finished difference Result 27218 states and 32592 transitions. [2021-12-17 04:46:48,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:48,555 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 522 [2021-12-17 04:46:48,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:48,588 INFO L225 Difference]: With dead ends: 27218 [2021-12-17 04:46:48,589 INFO L226 Difference]: Without dead ends: 17808 [2021-12-17 04:46:48,601 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:48,602 INFO L933 BasicCegarLoop]: 588 mSDtfsCounter, 247 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1042 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1042 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:48,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [247 Valid, 621 Invalid, 1212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1042 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-17 04:46:48,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17808 states. [2021-12-17 04:46:48,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17808 to 17788. [2021-12-17 04:46:48,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17788 states, 17787 states have (on average 1.1533142182492833) internal successors, (20514), 17787 states have internal predecessors, (20514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:48,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17788 states to 17788 states and 20514 transitions. [2021-12-17 04:46:48,859 INFO L78 Accepts]: Start accepts. Automaton has 17788 states and 20514 transitions. Word has length 522 [2021-12-17 04:46:48,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:48,860 INFO L470 AbstractCegarLoop]: Abstraction has 17788 states and 20514 transitions. [2021-12-17 04:46:48,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:48,861 INFO L276 IsEmpty]: Start isEmpty. Operand 17788 states and 20514 transitions. [2021-12-17 04:46:48,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2021-12-17 04:46:48,868 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:48,868 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:48,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-17 04:46:48,869 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:48,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:48,870 INFO L85 PathProgramCache]: Analyzing trace with hash -941780573, now seen corresponding path program 1 times [2021-12-17 04:46:48,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:48,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399270125] [2021-12-17 04:46:48,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:48,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:49,050 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 531 proven. 39 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-12-17 04:46:49,050 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:49,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399270125] [2021-12-17 04:46:49,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399270125] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 04:46:49,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [862439062] [2021-12-17 04:46:49,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:49,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:46:49,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 04:46:49,052 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) [2021-12-17 04:46:49,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-17 04:46:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:49,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-17 04:46:49,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 04:46:50,027 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-12-17 04:46:50,028 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 04:46:50,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [862439062] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:50,028 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-17 04:46:50,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-12-17 04:46:50,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080984807] [2021-12-17 04:46:50,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:50,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:50,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:50,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:50,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-17 04:46:50,030 INFO L87 Difference]: Start difference. First operand 17788 states and 20514 transitions. Second operand has 3 states, 3 states have (on average 79.33333333333333) internal successors, (238), 3 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:51,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:51,453 INFO L93 Difference]: Finished difference Result 38264 states and 44409 transitions. [2021-12-17 04:46:51,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:51,454 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 79.33333333333333) internal successors, (238), 3 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 562 [2021-12-17 04:46:51,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:51,493 INFO L225 Difference]: With dead ends: 38264 [2021-12-17 04:46:51,493 INFO L226 Difference]: Without dead ends: 20777 [2021-12-17 04:46:51,510 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 565 GetRequests, 561 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-17 04:46:51,513 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 383 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 965 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 1092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:51,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [383 Valid, 447 Invalid, 1092 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 965 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-17 04:46:51,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20777 states. [2021-12-17 04:46:51,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20777 to 15340. [2021-12-17 04:46:51,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15340 states, 15339 states have (on average 1.1384705652258948) internal successors, (17463), 15339 states have internal predecessors, (17463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:51,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15340 states to 15340 states and 17463 transitions. [2021-12-17 04:46:51,760 INFO L78 Accepts]: Start accepts. Automaton has 15340 states and 17463 transitions. Word has length 562 [2021-12-17 04:46:51,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:51,760 INFO L470 AbstractCegarLoop]: Abstraction has 15340 states and 17463 transitions. [2021-12-17 04:46:51,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.33333333333333) internal successors, (238), 3 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:51,761 INFO L276 IsEmpty]: Start isEmpty. Operand 15340 states and 17463 transitions. [2021-12-17 04:46:51,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2021-12-17 04:46:51,769 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:51,770 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:51,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-17 04:46:51,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-17 04:46:51,984 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:51,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:51,984 INFO L85 PathProgramCache]: Analyzing trace with hash -192587655, now seen corresponding path program 1 times [2021-12-17 04:46:51,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:51,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174535349] [2021-12-17 04:46:51,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:51,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:52,167 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 628 proven. 39 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2021-12-17 04:46:52,167 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:52,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174535349] [2021-12-17 04:46:52,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174535349] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 04:46:52,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037776046] [2021-12-17 04:46:52,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:52,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:46:52,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 04:46:52,169 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) [2021-12-17 04:46:52,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-17 04:46:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:52,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-17 04:46:52,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 04:46:53,134 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 467 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2021-12-17 04:46:53,134 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 04:46:53,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037776046] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:53,135 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-17 04:46:53,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-12-17 04:46:53,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447171789] [2021-12-17 04:46:53,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:53,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:53,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:53,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:53,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-17 04:46:53,140 INFO L87 Difference]: Start difference. First operand 15340 states and 17463 transitions. Second operand has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:54,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:54,452 INFO L93 Difference]: Finished difference Result 34863 states and 39577 transitions. [2021-12-17 04:46:54,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:54,454 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 596 [2021-12-17 04:46:54,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:54,487 INFO L225 Difference]: With dead ends: 34863 [2021-12-17 04:46:54,488 INFO L226 Difference]: Without dead ends: 19824 [2021-12-17 04:46:54,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 599 GetRequests, 595 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-17 04:46:54,506 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 269 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 944 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 1090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:54,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [269 Valid, 239 Invalid, 1090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 944 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-17 04:46:54,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19824 states. [2021-12-17 04:46:54,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19824 to 17432. [2021-12-17 04:46:54,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17432 states, 17431 states have (on average 1.1297114336526877) internal successors, (19692), 17431 states have internal predecessors, (19692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:54,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17432 states to 17432 states and 19692 transitions. [2021-12-17 04:46:54,775 INFO L78 Accepts]: Start accepts. Automaton has 17432 states and 19692 transitions. Word has length 596 [2021-12-17 04:46:54,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:54,776 INFO L470 AbstractCegarLoop]: Abstraction has 17432 states and 19692 transitions. [2021-12-17 04:46:54,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 17432 states and 19692 transitions. [2021-12-17 04:46:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2021-12-17 04:46:54,785 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:54,787 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:54,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-17 04:46:55,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:46:55,005 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:55,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:55,006 INFO L85 PathProgramCache]: Analyzing trace with hash -95465411, now seen corresponding path program 1 times [2021-12-17 04:46:55,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:55,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868815640] [2021-12-17 04:46:55,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:55,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:55,221 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-12-17 04:46:55,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:55,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868815640] [2021-12-17 04:46:55,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868815640] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:55,222 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:46:55,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:46:55,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693658735] [2021-12-17 04:46:55,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:55,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:55,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:55,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:55,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:46:55,224 INFO L87 Difference]: Start difference. First operand 17432 states and 19692 transitions. Second operand has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:56,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:46:56,993 INFO L93 Difference]: Finished difference Result 39664 states and 44897 transitions. [2021-12-17 04:46:56,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:46:56,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 596 [2021-12-17 04:46:56,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:46:57,021 INFO L225 Difference]: With dead ends: 39664 [2021-12-17 04:46:57,022 INFO L226 Difference]: Without dead ends: 22533 [2021-12-17 04:46:57,031 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:46:57,032 INFO L933 BasicCegarLoop]: 134 mSDtfsCounter, 323 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 1289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 343 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-17 04:46:57,032 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [323 Valid, 158 Invalid, 1289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [343 Valid, 946 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-17 04:46:57,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22533 states. [2021-12-17 04:46:57,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22533 to 21320. [2021-12-17 04:46:57,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21320 states, 21319 states have (on average 1.1253811154369342) internal successors, (23992), 21319 states have internal predecessors, (23992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:57,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21320 states to 21320 states and 23992 transitions. [2021-12-17 04:46:57,259 INFO L78 Accepts]: Start accepts. Automaton has 21320 states and 23992 transitions. Word has length 596 [2021-12-17 04:46:57,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:46:57,259 INFO L470 AbstractCegarLoop]: Abstraction has 21320 states and 23992 transitions. [2021-12-17 04:46:57,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:46:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 21320 states and 23992 transitions. [2021-12-17 04:46:57,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2021-12-17 04:46:57,268 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:46:57,268 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:46:57,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-17 04:46:57,269 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:46:57,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:46:57,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1339152220, now seen corresponding path program 1 times [2021-12-17 04:46:57,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:46:57,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180835742] [2021-12-17 04:46:57,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:57,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:46:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:57,512 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 557 proven. 39 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-12-17 04:46:57,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:46:57,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180835742] [2021-12-17 04:46:57,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180835742] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 04:46:57,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173987485] [2021-12-17 04:46:57,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:46:57,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:46:57,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 04:46:57,515 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) [2021-12-17 04:46:57,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-17 04:46:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:46:57,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-17 04:46:57,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 04:46:58,377 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-12-17 04:46:58,377 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 04:46:58,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1173987485] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:46:58,377 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-17 04:46:58,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-12-17 04:46:58,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319650409] [2021-12-17 04:46:58,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:46:58,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:46:58,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:46:58,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:46:58,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-17 04:46:58,380 INFO L87 Difference]: Start difference. First operand 21320 states and 23992 transitions. Second operand has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:00,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:47:00,048 INFO L93 Difference]: Finished difference Result 42039 states and 47329 transitions. [2021-12-17 04:47:00,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:47:00,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 598 [2021-12-17 04:47:00,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:47:00,077 INFO L225 Difference]: With dead ends: 42039 [2021-12-17 04:47:00,078 INFO L226 Difference]: Without dead ends: 21020 [2021-12-17 04:47:00,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 601 GetRequests, 597 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-17 04:47:00,093 INFO L933 BasicCegarLoop]: 566 mSDtfsCounter, 297 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 877 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 605 SdHoareTripleChecker+Invalid, 1086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-17 04:47:00,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [297 Valid, 605 Invalid, 1086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 877 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-17 04:47:00,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21020 states. [2021-12-17 04:47:00,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21020 to 20422. [2021-12-17 04:47:00,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20422 states, 20421 states have (on average 1.0795749473581118) internal successors, (22046), 20421 states have internal predecessors, (22046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:00,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20422 states to 20422 states and 22046 transitions. [2021-12-17 04:47:00,350 INFO L78 Accepts]: Start accepts. Automaton has 20422 states and 22046 transitions. Word has length 598 [2021-12-17 04:47:00,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:47:00,351 INFO L470 AbstractCegarLoop]: Abstraction has 20422 states and 22046 transitions. [2021-12-17 04:47:00,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:00,351 INFO L276 IsEmpty]: Start isEmpty. Operand 20422 states and 22046 transitions. [2021-12-17 04:47:00,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2021-12-17 04:47:00,361 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:47:00,361 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:47:00,382 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-17 04:47:00,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-17 04:47:00,571 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:47:00,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:47:00,572 INFO L85 PathProgramCache]: Analyzing trace with hash -253950539, now seen corresponding path program 1 times [2021-12-17 04:47:00,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:47:00,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037159341] [2021-12-17 04:47:00,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:00,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:47:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:01,052 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 202 proven. 375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 04:47:01,052 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:47:01,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037159341] [2021-12-17 04:47:01,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037159341] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 04:47:01,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99480454] [2021-12-17 04:47:01,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:01,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:47:01,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 04:47:01,053 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) [2021-12-17 04:47:01,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-17 04:47:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:01,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-17 04:47:01,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 04:47:03,868 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 470 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 04:47:03,868 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 04:47:06,062 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 470 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 04:47:06,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99480454] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-17 04:47:06,062 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-17 04:47:06,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 11 [2021-12-17 04:47:06,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842513072] [2021-12-17 04:47:06,063 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-17 04:47:06,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-17 04:47:06,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:47:06,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-17 04:47:06,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-12-17 04:47:06,067 INFO L87 Difference]: Start difference. First operand 20422 states and 22046 transitions. Second operand has 11 states, 11 states have (on average 140.0) internal successors, (1540), 11 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:17,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:47:17,293 INFO L93 Difference]: Finished difference Result 80628 states and 87156 transitions. [2021-12-17 04:47:17,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-12-17 04:47:17,294 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 140.0) internal successors, (1540), 11 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 703 [2021-12-17 04:47:17,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:47:17,353 INFO L225 Difference]: With dead ends: 80628 [2021-12-17 04:47:17,353 INFO L226 Difference]: Without dead ends: 60507 [2021-12-17 04:47:17,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1495 GetRequests, 1437 SyntacticMatches, 3 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1138 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=547, Invalid=2645, Unknown=0, NotChecked=0, Total=3192 [2021-12-17 04:47:17,371 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 7964 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 9948 mSolverCounterSat, 4101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7964 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 14049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4101 IncrementalHoareTripleChecker+Valid, 9948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2021-12-17 04:47:17,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7964 Valid, 353 Invalid, 14049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4101 Valid, 9948 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2021-12-17 04:47:17,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60507 states. [2021-12-17 04:47:17,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60507 to 24616. [2021-12-17 04:47:17,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24616 states, 24615 states have (on average 1.076173065204144) internal successors, (26490), 24615 states have internal predecessors, (26490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:17,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24616 states to 24616 states and 26490 transitions. [2021-12-17 04:47:17,899 INFO L78 Accepts]: Start accepts. Automaton has 24616 states and 26490 transitions. Word has length 703 [2021-12-17 04:47:17,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:47:17,899 INFO L470 AbstractCegarLoop]: Abstraction has 24616 states and 26490 transitions. [2021-12-17 04:47:17,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 140.0) internal successors, (1540), 11 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:17,900 INFO L276 IsEmpty]: Start isEmpty. Operand 24616 states and 26490 transitions. [2021-12-17 04:47:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2021-12-17 04:47:17,918 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:47:17,919 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:47:17,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-17 04:47:18,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-17 04:47:18,120 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:47:18,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:47:18,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1586778385, now seen corresponding path program 1 times [2021-12-17 04:47:18,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:47:18,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873518735] [2021-12-17 04:47:18,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:18,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:47:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:18,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1016 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2021-12-17 04:47:18,380 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:47:18,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873518735] [2021-12-17 04:47:18,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873518735] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:47:18,381 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:47:18,381 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:47:18,381 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969679847] [2021-12-17 04:47:18,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:47:18,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:47:18,382 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:47:18,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:47:18,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:47:18,383 INFO L87 Difference]: Start difference. First operand 24616 states and 26490 transitions. Second operand has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:20,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:47:20,046 INFO L93 Difference]: Finished difference Result 50138 states and 53945 transitions. [2021-12-17 04:47:20,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:47:20,047 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 829 [2021-12-17 04:47:20,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:47:20,076 INFO L225 Difference]: With dead ends: 50138 [2021-12-17 04:47:20,076 INFO L226 Difference]: Without dead ends: 25823 [2021-12-17 04:47:20,092 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:47:20,093 INFO L933 BasicCegarLoop]: 153 mSDtfsCounter, 323 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-17 04:47:20,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [323 Valid, 176 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-17 04:47:20,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25823 states. [2021-12-17 04:47:20,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25823 to 23418. [2021-12-17 04:47:20,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23418 states, 23417 states have (on average 1.076909937225093) internal successors, (25218), 23417 states have internal predecessors, (25218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:20,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23418 states to 23418 states and 25218 transitions. [2021-12-17 04:47:20,289 INFO L78 Accepts]: Start accepts. Automaton has 23418 states and 25218 transitions. Word has length 829 [2021-12-17 04:47:20,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:47:20,289 INFO L470 AbstractCegarLoop]: Abstraction has 23418 states and 25218 transitions. [2021-12-17 04:47:20,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:20,290 INFO L276 IsEmpty]: Start isEmpty. Operand 23418 states and 25218 transitions. [2021-12-17 04:47:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 896 [2021-12-17 04:47:20,310 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:47:20,310 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:47:20,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-17 04:47:20,311 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:47:20,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:47:20,311 INFO L85 PathProgramCache]: Analyzing trace with hash -926627041, now seen corresponding path program 1 times [2021-12-17 04:47:20,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:47:20,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140395198] [2021-12-17 04:47:20,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:20,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:47:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:20,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1069 backedges. 692 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2021-12-17 04:47:20,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:47:20,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140395198] [2021-12-17 04:47:20,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140395198] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:47:20,638 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:47:20,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:47:20,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697154691] [2021-12-17 04:47:20,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:47:20,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:47:20,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:47:20,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:47:20,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:47:20,641 INFO L87 Difference]: Start difference. First operand 23418 states and 25218 transitions. Second operand has 3 states, 3 states have (on average 204.66666666666666) internal successors, (614), 3 states have internal predecessors, (614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:22,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:47:22,904 INFO L93 Difference]: Finished difference Result 53723 states and 57935 transitions. [2021-12-17 04:47:22,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:47:22,905 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 204.66666666666666) internal successors, (614), 3 states have internal predecessors, (614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 895 [2021-12-17 04:47:22,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:47:22,932 INFO L225 Difference]: With dead ends: 53723 [2021-12-17 04:47:22,932 INFO L226 Difference]: Without dead ends: 27616 [2021-12-17 04:47:22,949 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:47:22,949 INFO L933 BasicCegarLoop]: 594 mSDtfsCounter, 49 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-17 04:47:22,950 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 636 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-17 04:47:22,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27616 states. [2021-12-17 04:47:23,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27616 to 25523. [2021-12-17 04:47:23,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25523 states, 25522 states have (on average 1.0547762714520805) internal successors, (26920), 25522 states have internal predecessors, (26920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:23,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25523 states to 25523 states and 26920 transitions. [2021-12-17 04:47:23,239 INFO L78 Accepts]: Start accepts. Automaton has 25523 states and 26920 transitions. Word has length 895 [2021-12-17 04:47:23,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:47:23,240 INFO L470 AbstractCegarLoop]: Abstraction has 25523 states and 26920 transitions. [2021-12-17 04:47:23,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 204.66666666666666) internal successors, (614), 3 states have internal predecessors, (614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:23,240 INFO L276 IsEmpty]: Start isEmpty. Operand 25523 states and 26920 transitions. [2021-12-17 04:47:23,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2021-12-17 04:47:23,259 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:47:23,260 INFO L514 BasicCegarLoop]: 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:47:23,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-12-17 04:47:23,260 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:47:23,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:47:23,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1648231000, now seen corresponding path program 1 times [2021-12-17 04:47:23,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:47:23,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844686799] [2021-12-17 04:47:23,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:23,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:47:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1699 backedges. 972 proven. 39 refuted. 0 times theorem prover too weak. 688 trivial. 0 not checked. [2021-12-17 04:47:23,514 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:47:23,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844686799] [2021-12-17 04:47:23,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844686799] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 04:47:23,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096358417] [2021-12-17 04:47:23,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:23,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:47:23,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 04:47:23,516 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) [2021-12-17 04:47:23,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-17 04:47:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:23,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 1135 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-17 04:47:23,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 04:47:24,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1699 backedges. 801 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2021-12-17 04:47:24,949 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 04:47:24,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096358417] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:47:24,949 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-17 04:47:24,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-12-17 04:47:24,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441374834] [2021-12-17 04:47:24,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:47:24,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:47:24,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:47:24,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:47:24,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-17 04:47:24,952 INFO L87 Difference]: Start difference. First operand 25523 states and 26920 transitions. Second operand has 3 states, 3 states have (on average 175.66666666666666) internal successors, (527), 3 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:26,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:47:26,485 INFO L93 Difference]: Finished difference Result 54331 states and 57372 transitions. [2021-12-17 04:47:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:47:26,485 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 175.66666666666666) internal successors, (527), 3 states have internal predecessors, (527), 0 states have call successors, (0), 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 937 [2021-12-17 04:47:26,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:47:26,514 INFO L225 Difference]: With dead ends: 54331 [2021-12-17 04:47:26,514 INFO L226 Difference]: Without dead ends: 27016 [2021-12-17 04:47:26,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 940 GetRequests, 936 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-17 04:47:26,531 INFO L933 BasicCegarLoop]: 552 mSDtfsCounter, 32 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 815 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 815 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-17 04:47:26,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 589 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 815 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-17 04:47:26,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27016 states. [2021-12-17 04:47:26,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27016 to 23117. [2021-12-17 04:47:26,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23117 states, 23116 states have (on average 1.047413047240007) internal successors, (24212), 23116 states have internal predecessors, (24212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:26,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23117 states to 23117 states and 24212 transitions. [2021-12-17 04:47:26,831 INFO L78 Accepts]: Start accepts. Automaton has 23117 states and 24212 transitions. Word has length 937 [2021-12-17 04:47:26,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:47:26,831 INFO L470 AbstractCegarLoop]: Abstraction has 23117 states and 24212 transitions. [2021-12-17 04:47:26,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 175.66666666666666) internal successors, (527), 3 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:26,831 INFO L276 IsEmpty]: Start isEmpty. Operand 23117 states and 24212 transitions. [2021-12-17 04:47:26,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2021-12-17 04:47:26,849 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:47:26,849 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:47:26,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-17 04:47:27,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:47:27,051 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:47:27,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:47:27,052 INFO L85 PathProgramCache]: Analyzing trace with hash 625408752, now seen corresponding path program 1 times [2021-12-17 04:47:27,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:47:27,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952349081] [2021-12-17 04:47:27,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:27,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:47:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:27,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 810 proven. 113 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2021-12-17 04:47:27,553 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:47:27,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952349081] [2021-12-17 04:47:27,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952349081] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 04:47:27,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1836324384] [2021-12-17 04:47:27,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:27,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:47:27,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 04:47:27,554 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) [2021-12-17 04:47:27,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-17 04:47:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:27,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 1124 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-17 04:47:27,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 04:47:29,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 730 proven. 32 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2021-12-17 04:47:29,662 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 04:47:30,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 762 proven. 0 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2021-12-17 04:47:30,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1836324384] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-17 04:47:30,833 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-17 04:47:30,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 4] total 12 [2021-12-17 04:47:30,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313699693] [2021-12-17 04:47:30,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:47:30,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 04:47:30,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:47:30,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 04:47:30,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-12-17 04:47:30,836 INFO L87 Difference]: Start difference. First operand 23117 states and 24212 transitions. Second operand has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:32,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:47:32,386 INFO L93 Difference]: Finished difference Result 47738 states and 49979 transitions. [2021-12-17 04:47:32,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 04:47:32,387 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 967 [2021-12-17 04:47:32,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:47:32,413 INFO L225 Difference]: With dead ends: 47738 [2021-12-17 04:47:32,414 INFO L226 Difference]: Without dead ends: 24623 [2021-12-17 04:47:32,427 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1941 GetRequests, 1931 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-12-17 04:47:32,428 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 417 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 939 mSolverCounterSat, 457 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 1396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 457 IncrementalHoareTripleChecker+Valid, 939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-17 04:47:32,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [417 Valid, 66 Invalid, 1396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [457 Valid, 939 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-17 04:47:32,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24623 states. [2021-12-17 04:47:32,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24623 to 22818. [2021-12-17 04:47:32,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22818 states, 22817 states have (on average 1.0474646097208222) internal successors, (23900), 22817 states have internal predecessors, (23900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:32,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22818 states to 22818 states and 23900 transitions. [2021-12-17 04:47:32,729 INFO L78 Accepts]: Start accepts. Automaton has 22818 states and 23900 transitions. Word has length 967 [2021-12-17 04:47:32,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:47:32,729 INFO L470 AbstractCegarLoop]: Abstraction has 22818 states and 23900 transitions. [2021-12-17 04:47:32,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:32,730 INFO L276 IsEmpty]: Start isEmpty. Operand 22818 states and 23900 transitions. [2021-12-17 04:47:32,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1022 [2021-12-17 04:47:32,755 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:47:32,756 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-17 04:47:32,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-17 04:47:32,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:47:32,957 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:47:32,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:47:32,958 INFO L85 PathProgramCache]: Analyzing trace with hash -850350077, now seen corresponding path program 1 times [2021-12-17 04:47:32,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:47:32,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373329617] [2021-12-17 04:47:32,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:32,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:47:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:33,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1360 backedges. 914 proven. 246 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2021-12-17 04:47:33,314 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:47:33,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373329617] [2021-12-17 04:47:33,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373329617] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 04:47:33,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110420111] [2021-12-17 04:47:33,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:33,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 04:47:33,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 04:47:33,316 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) [2021-12-17 04:47:33,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-17 04:47:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:33,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 1183 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-17 04:47:33,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 04:47:34,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1360 backedges. 1160 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2021-12-17 04:47:34,931 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 04:47:34,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [110420111] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:47:34,931 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-17 04:47:34,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-17 04:47:34,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108318090] [2021-12-17 04:47:34,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:47:34,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:47:34,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:47:34,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:47:34,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-17 04:47:34,933 INFO L87 Difference]: Start difference. First operand 22818 states and 23900 transitions. Second operand has 3 states, 3 states have (on average 285.0) internal successors, (855), 3 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:36,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:47:36,069 INFO L93 Difference]: Finished difference Result 45334 states and 47497 transitions. [2021-12-17 04:47:36,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:47:36,071 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 285.0) internal successors, (855), 3 states have internal predecessors, (855), 0 states have call successors, (0), 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 1021 [2021-12-17 04:47:36,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:47:36,094 INFO L225 Difference]: With dead ends: 45334 [2021-12-17 04:47:36,094 INFO L226 Difference]: Without dead ends: 22817 [2021-12-17 04:47:36,109 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1024 GetRequests, 1021 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-17 04:47:36,110 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 111 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-12-17 04:47:36,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 415 Invalid, 957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 817 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-17 04:47:36,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22817 states. [2021-12-17 04:47:36,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22817 to 22214. [2021-12-17 04:47:36,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22214 states, 22213 states have (on average 1.0453788322153694) internal successors, (23221), 22213 states have internal predecessors, (23221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:36,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22214 states to 22214 states and 23221 transitions. [2021-12-17 04:47:36,361 INFO L78 Accepts]: Start accepts. Automaton has 22214 states and 23221 transitions. Word has length 1021 [2021-12-17 04:47:36,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:47:36,361 INFO L470 AbstractCegarLoop]: Abstraction has 22214 states and 23221 transitions. [2021-12-17 04:47:36,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 285.0) internal successors, (855), 3 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:36,362 INFO L276 IsEmpty]: Start isEmpty. Operand 22214 states and 23221 transitions. [2021-12-17 04:47:36,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2021-12-17 04:47:36,388 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:47:36,388 INFO L514 BasicCegarLoop]: 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-17 04:47:36,413 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-17 04:47:36,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-12-17 04:47:36,604 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:47:36,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:47:36,604 INFO L85 PathProgramCache]: Analyzing trace with hash -19826569, now seen corresponding path program 1 times [2021-12-17 04:47:36,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:47:36,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580294664] [2021-12-17 04:47:36,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:36,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:47:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1999 backedges. 1247 proven. 0 refuted. 0 times theorem prover too weak. 752 trivial. 0 not checked. [2021-12-17 04:47:36,874 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:47:36,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580294664] [2021-12-17 04:47:36,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580294664] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:47:36,876 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:47:36,876 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:47:36,876 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414147181] [2021-12-17 04:47:36,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:47:36,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:47:36,877 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:47:36,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:47:36,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:47:36,878 INFO L87 Difference]: Start difference. First operand 22214 states and 23221 transitions. Second operand has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:38,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:47:38,021 INFO L93 Difference]: Finished difference Result 43826 states and 45828 transitions. [2021-12-17 04:47:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:47:38,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 0 states have call successors, (0), 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 1072 [2021-12-17 04:47:38,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:47:38,039 INFO L225 Difference]: With dead ends: 43826 [2021-12-17 04:47:38,039 INFO L226 Difference]: Without dead ends: 21913 [2021-12-17 04:47:38,046 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:47:38,046 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 463 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 786 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-12-17 04:47:38,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [463 Valid, 69 Invalid, 906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 786 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-17 04:47:38,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21913 states. [2021-12-17 04:47:38,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21913 to 21913. [2021-12-17 04:47:38,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21913 states, 21912 states have (on average 1.0455001825483754) internal successors, (22909), 21912 states have internal predecessors, (22909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:38,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21913 states to 21913 states and 22909 transitions. [2021-12-17 04:47:38,213 INFO L78 Accepts]: Start accepts. Automaton has 21913 states and 22909 transitions. Word has length 1072 [2021-12-17 04:47:38,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:47:38,214 INFO L470 AbstractCegarLoop]: Abstraction has 21913 states and 22909 transitions. [2021-12-17 04:47:38,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:38,214 INFO L276 IsEmpty]: Start isEmpty. Operand 21913 states and 22909 transitions. [2021-12-17 04:47:38,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1089 [2021-12-17 04:47:38,233 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:47:38,234 INFO L514 BasicCegarLoop]: 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-17 04:47:38,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-12-17 04:47:38,234 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:47:38,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:47:38,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1754944305, now seen corresponding path program 1 times [2021-12-17 04:47:38,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:47:38,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390922710] [2021-12-17 04:47:38,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:38,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:47:38,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:38,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 1523 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2021-12-17 04:47:38,535 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:47:38,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390922710] [2021-12-17 04:47:38,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390922710] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:47:38,535 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:47:38,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:47:38,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412398942] [2021-12-17 04:47:38,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:47:38,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:47:38,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:47:38,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:47:38,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:47:38,537 INFO L87 Difference]: Start difference. First operand 21913 states and 22909 transitions. Second operand has 3 states, 3 states have (on average 235.0) internal successors, (705), 3 states have internal predecessors, (705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:39,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:47:39,659 INFO L93 Difference]: Finished difference Result 49511 states and 51742 transitions. [2021-12-17 04:47:39,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:47:39,660 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 235.0) internal successors, (705), 3 states have internal predecessors, (705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1088 [2021-12-17 04:47:39,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:47:39,687 INFO L225 Difference]: With dead ends: 49511 [2021-12-17 04:47:39,687 INFO L226 Difference]: Without dead ends: 24909 [2021-12-17 04:47:39,701 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:47:39,702 INFO L933 BasicCegarLoop]: 498 mSDtfsCounter, 220 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 810 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 529 SdHoareTripleChecker+Invalid, 990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-12-17 04:47:39,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 529 Invalid, 990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 810 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-17 04:47:39,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24909 states. [2021-12-17 04:47:39,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24909 to 24310. [2021-12-17 04:47:39,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24310 states, 24309 states have (on average 1.0409724793286437) internal successors, (25305), 24309 states have internal predecessors, (25305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:39,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24310 states to 24310 states and 25305 transitions. [2021-12-17 04:47:39,978 INFO L78 Accepts]: Start accepts. Automaton has 24310 states and 25305 transitions. Word has length 1088 [2021-12-17 04:47:39,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:47:39,979 INFO L470 AbstractCegarLoop]: Abstraction has 24310 states and 25305 transitions. [2021-12-17 04:47:39,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 235.0) internal successors, (705), 3 states have internal predecessors, (705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:39,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24310 states and 25305 transitions. [2021-12-17 04:47:40,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1221 [2021-12-17 04:47:40,001 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 04:47:40,002 INFO L514 BasicCegarLoop]: 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 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] [2021-12-17 04:47:40,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-17 04:47:40,002 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 04:47:40,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 04:47:40,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1225424419, now seen corresponding path program 1 times [2021-12-17 04:47:40,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 04:47:40,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612524560] [2021-12-17 04:47:40,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 04:47:40,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 04:47:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 04:47:40,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2283 backedges. 1655 proven. 0 refuted. 0 times theorem prover too weak. 628 trivial. 0 not checked. [2021-12-17 04:47:40,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 04:47:40,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612524560] [2021-12-17 04:47:40,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612524560] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 04:47:40,351 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 04:47:40,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 04:47:40,351 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7108018] [2021-12-17 04:47:40,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 04:47:40,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 04:47:40,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 04:47:40,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 04:47:40,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 04:47:40,353 INFO L87 Difference]: Start difference. First operand 24310 states and 25305 transitions. Second operand has 3 states, 3 states have (on average 279.6666666666667) internal successors, (839), 3 states have internal predecessors, (839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:41,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 04:47:41,325 INFO L93 Difference]: Finished difference Result 39001 states and 40424 transitions. [2021-12-17 04:47:41,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 04:47:41,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 279.6666666666667) internal successors, (839), 3 states have internal predecessors, (839), 0 states have call successors, (0), 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 1220 [2021-12-17 04:47:41,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 04:47:41,326 INFO L225 Difference]: With dead ends: 39001 [2021-12-17 04:47:41,326 INFO L226 Difference]: Without dead ends: 0 [2021-12-17 04:47:41,337 INFO L932 BasicCegarLoop]: 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 [2021-12-17 04:47:41,338 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 85 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-12-17 04:47:41,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [85 Valid, 369 Invalid, 828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-12-17 04:47:41,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-17 04:47:41,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-17 04:47:41,338 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) [2021-12-17 04:47:41,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-17 04:47:41,339 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1220 [2021-12-17 04:47:41,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 04:47:41,339 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-17 04:47:41,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 279.6666666666667) internal successors, (839), 3 states have internal predecessors, (839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 04:47:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-17 04:47:41,339 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-17 04:47:41,341 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 04:47:41,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-17 04:47:41,343 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-17 04:47:49,678 WARN L227 SmtUtils]: Spent 5.14s on a formula simplification. DAG size of input: 572 DAG size of output: 544 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-12-17 04:48:01,071 INFO L858 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,071 INFO L858 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,072 INFO L858 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,073 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,073 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,073 INFO L858 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-12-17 04:48:01,073 INFO L858 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,073 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,073 INFO L858 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2021-12-17 04:48:01,073 INFO L858 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2021-12-17 04:48:01,074 INFO L858 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,074 INFO L858 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,074 INFO L858 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,074 INFO L858 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,074 INFO L858 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-12-17 04:48:01,074 INFO L858 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,074 INFO L858 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2021-12-17 04:48:01,074 INFO L858 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2021-12-17 04:48:01,075 INFO L858 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,075 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,075 INFO L858 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2021-12-17 04:48:01,075 INFO L858 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2021-12-17 04:48:01,075 INFO L858 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,075 INFO L858 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,075 INFO L858 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,075 INFO L858 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,076 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,076 INFO L858 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-12-17 04:48:01,076 INFO L858 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,076 INFO L858 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,076 INFO L858 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,076 INFO L858 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,076 INFO L858 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,077 INFO L858 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,077 INFO L858 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-12-17 04:48:01,077 INFO L858 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,077 INFO L858 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,077 INFO L858 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,077 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,077 INFO L858 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,077 INFO L858 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,078 INFO L858 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-12-17 04:48:01,078 INFO L858 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,078 INFO L858 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,078 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,078 INFO L858 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,078 INFO L858 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,078 INFO L858 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,078 INFO L858 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-12-17 04:48:01,079 INFO L858 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,079 INFO L858 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,079 INFO L858 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,079 INFO L858 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,079 INFO L858 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2021-12-17 04:48:01,079 INFO L858 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2021-12-17 04:48:01,079 INFO L858 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,080 INFO L858 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,080 INFO L858 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,080 INFO L858 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,080 INFO L858 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-12-17 04:48:01,080 INFO L858 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,080 INFO L858 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,080 INFO L858 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,080 INFO L858 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,081 INFO L858 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,081 INFO L858 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,081 INFO L858 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2021-12-17 04:48:01,081 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,081 INFO L858 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2021-12-17 04:48:01,081 INFO L858 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2021-12-17 04:48:01,081 INFO L858 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2021-12-17 04:48:01,081 INFO L858 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-12-17 04:48:01,082 INFO L858 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,082 INFO L858 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,082 INFO L858 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,082 INFO L858 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,082 INFO L858 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,082 INFO L858 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,082 INFO L858 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,082 INFO L858 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,083 INFO L858 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-12-17 04:48:01,083 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-17 04:48:01,083 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 119) no Hoare annotation was computed. [2021-12-17 04:48:01,083 INFO L858 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,083 INFO L858 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,083 INFO L858 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,083 INFO L858 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,084 INFO L858 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,084 INFO L858 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-12-17 04:48:01,084 INFO L858 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,084 INFO L858 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2021-12-17 04:48:01,084 INFO L858 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2021-12-17 04:48:01,084 INFO L858 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2021-12-17 04:48:01,084 INFO L858 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2021-12-17 04:48:01,085 INFO L858 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2021-12-17 04:48:01,085 INFO L858 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2021-12-17 04:48:01,085 INFO L858 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,085 INFO L858 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,085 INFO L858 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,085 INFO L858 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,085 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2021-12-17 04:48:01,086 INFO L858 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2021-12-17 04:48:01,086 INFO L858 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,086 INFO L858 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-12-17 04:48:01,086 INFO L858 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,086 INFO L858 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,086 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,086 INFO L858 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,086 INFO L858 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,087 INFO L858 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,087 INFO L858 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-12-17 04:48:01,087 INFO L858 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,087 INFO L858 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,087 INFO L858 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,087 INFO L858 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,087 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,087 INFO L858 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2021-12-17 04:48:01,088 INFO L858 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2021-12-17 04:48:01,088 INFO L858 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,088 INFO L858 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-12-17 04:48:01,088 INFO L858 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2021-12-17 04:48:01,088 INFO L858 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2021-12-17 04:48:01,088 INFO L858 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,088 INFO L858 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2021-12-17 04:48:01,089 INFO L858 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2021-12-17 04:48:01,089 INFO L858 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,089 INFO L858 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,089 INFO L858 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,089 INFO L858 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,089 INFO L858 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-12-17 04:48:01,089 INFO L858 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,089 INFO L858 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,090 INFO L858 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,090 INFO L858 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,090 INFO L858 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2021-12-17 04:48:01,090 INFO L858 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2021-12-17 04:48:01,090 INFO L858 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,090 INFO L858 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-12-17 04:48:01,090 INFO L858 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,090 INFO L858 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,091 INFO L858 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,091 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,091 INFO L858 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,091 INFO L858 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,091 INFO L858 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-12-17 04:48:01,091 INFO L858 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,091 INFO L858 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,092 INFO L858 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,092 INFO L858 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,092 INFO L858 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,092 INFO L858 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,092 INFO L858 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,092 INFO L858 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-12-17 04:48:01,092 INFO L858 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,092 INFO L858 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,093 INFO L858 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,093 INFO L858 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,093 INFO L858 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,093 INFO L858 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-12-17 04:48:01,093 INFO L858 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,093 INFO L858 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,093 INFO L858 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,093 INFO L858 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,094 INFO L858 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,094 INFO L858 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,094 INFO L858 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,094 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-17 04:48:01,094 INFO L858 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,094 INFO L858 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2021-12-17 04:48:01,094 INFO L858 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2021-12-17 04:48:01,095 INFO L858 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,095 INFO L858 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,095 INFO L858 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-12-17 04:48:01,095 INFO L858 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,095 INFO L858 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,095 INFO L858 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,095 INFO L858 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,095 INFO L858 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,096 INFO L858 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-12-17 04:48:01,096 INFO L858 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,096 INFO L858 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,096 INFO L858 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,096 INFO L858 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,096 INFO L858 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,096 INFO L858 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-12-17 04:48:01,096 INFO L858 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,097 INFO L858 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,097 INFO L858 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,097 INFO L858 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,097 INFO L858 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-12-17 04:48:01,097 INFO L858 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-12-17 04:48:01,097 INFO L858 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,097 INFO L858 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,097 INFO L858 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,098 INFO L858 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,098 INFO L858 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,098 INFO L858 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2021-12-17 04:48:01,098 INFO L858 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2021-12-17 04:48:01,098 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,098 INFO L858 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-12-17 04:48:01,098 INFO L858 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-12-17 04:48:01,098 INFO L858 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,099 INFO L858 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,099 INFO L858 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,099 INFO L858 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,099 INFO L858 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,099 INFO L858 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2021-12-17 04:48:01,099 INFO L858 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2021-12-17 04:48:01,099 INFO L858 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2021-12-17 04:48:01,100 INFO L858 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2021-12-17 04:48:01,100 INFO L858 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,100 INFO L858 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,100 INFO L858 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,100 INFO L858 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-12-17 04:48:01,100 INFO L858 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-12-17 04:48:01,100 INFO L858 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,100 INFO L858 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,101 INFO L858 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,101 INFO L858 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,101 INFO L858 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,101 INFO L858 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,101 INFO L858 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2021-12-17 04:48:01,101 INFO L858 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2021-12-17 04:48:01,101 INFO L858 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-12-17 04:48:01,101 INFO L858 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,102 INFO L858 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-12-17 04:48:01,102 INFO L858 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,102 INFO L858 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,102 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,102 INFO L858 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,102 INFO L858 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,102 INFO L858 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,102 INFO L858 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,103 INFO L858 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,103 INFO L858 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-12-17 04:48:01,103 INFO L858 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-12-17 04:48:01,103 INFO L858 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2021-12-17 04:48:01,103 INFO L858 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2021-12-17 04:48:01,103 INFO L858 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,103 INFO L858 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,104 INFO L858 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,104 INFO L858 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,104 INFO L854 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse19 (<= (+ ~a29~0 127) 0)) (.cse12 (<= 2 ~a2~0)) (.cse13 (<= ~a2~0 2)) (.cse11 (= ~a2~0 1)) (.cse3 (<= ~a29~0 43)) (.cse4 (= ~a2~0 4)) (.cse16 (<= (+ ~a0~0 148) 0)) (.cse14 (<= 0 (+ ~a29~0 192415))) (.cse15 (<= ~a29~0 42)) (.cse17 (<= (+ ~a0~0 99) 0)) (.cse10 (<= 0 (+ ~a0~0 146))) (.cse18 (= ~a2~0 3)) (.cse2 (<= (+ ~a0~0 147) 0)) (.cse5 (< 0 (+ ~a4~0 86))) (.cse6 (<= (+ ~a4~0 42) 0)) (.cse9 (<= (+ ~a0~0 98) 0)) (.cse7 (< 43 ~a29~0)) (.cse0 (<= (+ ~a4~0 89) 0)) (.cse1 (<= 5 ~a2~0)) (.cse8 (<= (div ~a29~0 5) 186040))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse0) (and .cse5 .cse6 .cse7 .cse4 .cse8 .cse9) (and .cse0 .cse1 .cse8 .cse9) (and .cse5 .cse6 .cse10 .cse11 .cse8 .cse9) (and .cse12 .cse5 .cse6 .cse13 .cse14 .cse15 .cse9) (and .cse4 .cse0 .cse2) (and .cse6 .cse7 .cse1 .cse8 .cse16) (and .cse12 .cse13 .cse0 .cse8) (and .cse4 .cse0 .cse8 .cse9) (and .cse3 .cse6 .cse17 (or (and (< 0 (+ ~a29~0 16)) .cse15 .cse16 .cse18) (and .cse5 .cse18))) (and .cse0 .cse11 .cse8) (and .cse5 .cse6 .cse17 .cse1 .cse19) (and .cse12 .cse5 .cse6 .cse13 .cse7 .cse8 .cse9) (and .cse13 .cse0 .cse19) (and .cse5 .cse6 .cse8 .cse16 .cse18) (and .cse12 .cse5 .cse13 .cse3 .cse6 .cse16) (and .cse3 .cse0 .cse18) (and .cse13 .cse0 .cse16) (and .cse10 .cse0 .cse8 .cse18) (and .cse0 .cse11 .cse2) (and .cse5 .cse6 .cse15 .cse9 .cse18) (and .cse5 .cse6 .cse14 .cse10 .cse15 .cse11) (and .cse6 .cse11 .cse8 .cse2) (and .cse5 .cse6 .cse14 .cse15 .cse1 .cse9) (and .cse5 .cse6 .cse3 .cse4 .cse16) (and .cse14 .cse1 .cse0 .cse15) (and .cse5 .cse6 .cse17 .cse10 .cse8 .cse18) (and .cse5 .cse6 .cse1 .cse8 .cse2) (and .cse5 .cse6 .cse7 .cse1 .cse8 .cse9) (and .cse7 .cse0 .cse1 .cse8))) [2021-12-17 04:48:01,104 INFO L858 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-12-17 04:48:01,104 INFO L858 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-12-17 04:48:01,105 INFO L858 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,105 INFO L858 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,105 INFO L858 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,105 INFO L858 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,105 INFO L858 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,105 INFO L858 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,105 INFO L858 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,105 INFO L858 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2021-12-17 04:48:01,106 INFO L858 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,106 INFO L858 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2021-12-17 04:48:01,106 INFO L861 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2021-12-17 04:48:01,106 INFO L858 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,106 INFO L858 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2021-12-17 04:48:01,106 INFO L858 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2021-12-17 04:48:01,106 INFO L858 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-12-17 04:48:01,106 INFO L858 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-12-17 04:48:01,107 INFO L858 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,107 INFO L858 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,107 INFO L858 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,107 INFO L858 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,107 INFO L858 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,107 INFO L858 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-12-17 04:48:01,107 INFO L858 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-12-17 04:48:01,107 INFO L858 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,108 INFO L858 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-12-17 04:48:01,108 INFO L858 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2021-12-17 04:48:01,108 INFO L858 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,108 INFO L858 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,108 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-17 04:48:01,108 INFO L858 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,108 INFO L858 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,108 INFO L858 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,109 INFO L858 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,109 INFO L854 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse1 (<= 5 ~a2~0)) (.cse14 (<= ~a29~0 42)) (.cse18 (< 43 ~a29~0)) (.cse4 (= ~a2~0 4)) (.cse16 (= ~a2~0 1)) (.cse9 (<= ~a2~0 2)) (.cse0 (<= (+ ~a4~0 89) 0)) (.cse21 (<= (+ ~a29~0 127) 0))) (let ((.cse7 (<= 2 ~a2~0)) (.cse12 (or (and .cse0 .cse16) (and .cse9 .cse0 .cse21))) (.cse17 (or (and .cse1 .cse0 .cse14 .cse21) (and .cse18 .cse4 .cse0))) (.cse3 (<= ~a29~0 43)) (.cse11 (<= (+ ~a0~0 148) 0)) (.cse13 (<= 0 (+ ~a29~0 192415))) (.cse19 (<= (+ ~a0~0 99) 0)) (.cse15 (<= 0 (+ ~a0~0 146))) (.cse20 (= ~a2~0 3)) (.cse2 (<= (+ ~a0~0 147) 0)) (.cse8 (< 0 (+ ~a4~0 86))) (.cse10 (<= (+ ~a4~0 42) 0)) (.cse6 (<= (+ ~a0~0 98) 0)) (.cse5 (<= (div ~a29~0 5) 186040))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse0) (and .cse0 .cse1 .cse5 .cse6) (and .cse7 .cse8 .cse3 .cse9 .cse10 .cse11) (and .cse12 .cse2) (and .cse7 .cse8 .cse10 .cse9 .cse13 .cse14 .cse6) (and .cse8 .cse10 .cse15 .cse16 .cse5 .cse6) (and .cse17 .cse5 .cse6) (and .cse10 .cse18 .cse1 .cse5 .cse11) (and .cse7 .cse9 .cse0 .cse5) (and .cse3 .cse10 .cse19 (or (and (< 0 (+ ~a29~0 16)) .cse14 .cse11 .cse20) (and .cse8 .cse20))) (and .cse0 .cse16 .cse5) (and .cse8 .cse10 .cse19 .cse1 .cse21) (and .cse7 .cse8 .cse10 .cse9 .cse18 .cse5 .cse6) (and .cse12 .cse3) (and .cse8 .cse10 .cse5 .cse11 .cse20) (and .cse3 .cse0 .cse20) (and .cse9 .cse0 .cse11) (and .cse15 .cse0 .cse5 .cse20) (and .cse8 .cse10 .cse14 .cse6 .cse20) (and .cse8 .cse18 .cse10 .cse4 .cse5 .cse6) (and .cse8 .cse10 .cse13 .cse15 .cse14 .cse16) (and .cse17 .cse2) (and .cse10 .cse16 .cse5 .cse2) (and .cse8 .cse10 .cse13 .cse14 .cse1 .cse6) (and .cse8 .cse10 .cse3 .cse4 .cse11) (and .cse13 .cse1 .cse0 .cse14) (and .cse8 .cse10 .cse19 .cse15 .cse5 .cse20) (and .cse8 .cse10 .cse1 .cse5 .cse2) (and .cse8 .cse10 .cse18 .cse1 .cse5 .cse6) (and .cse18 .cse0 .cse1 .cse5)))) [2021-12-17 04:48:01,109 INFO L858 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,109 INFO L858 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-12-17 04:48:01,109 INFO L858 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-12-17 04:48:01,109 INFO L858 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,110 INFO L858 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,110 INFO L858 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,110 INFO L858 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,110 INFO L858 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,110 INFO L858 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,110 INFO L858 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-12-17 04:48:01,110 INFO L858 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-12-17 04:48:01,110 INFO L858 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,111 INFO L858 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,111 INFO L858 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2021-12-17 04:48:01,111 INFO L858 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,111 INFO L858 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,111 INFO L858 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,111 INFO L858 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,111 INFO L858 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,111 INFO L858 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,112 INFO L858 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-12-17 04:48:01,112 INFO L858 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-12-17 04:48:01,112 INFO L858 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,112 INFO L858 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,112 INFO L858 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,112 INFO L858 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,112 INFO L858 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,112 INFO L858 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,113 INFO L858 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-12-17 04:48:01,113 INFO L858 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,113 INFO L858 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-12-17 04:48:01,113 INFO L858 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,113 INFO L858 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,113 INFO L858 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,113 INFO L858 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,113 INFO L858 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,114 INFO L858 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,114 INFO L858 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,114 INFO L858 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-12-17 04:48:01,114 INFO L858 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-12-17 04:48:01,114 INFO L858 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,114 INFO L858 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,114 INFO L858 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,114 INFO L858 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,115 INFO L858 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,115 INFO L858 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,115 INFO L858 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,115 INFO L858 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-12-17 04:48:01,115 INFO L858 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-12-17 04:48:01,115 INFO L858 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,115 INFO L858 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,115 INFO L858 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,116 INFO L858 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,116 INFO L858 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,116 INFO L858 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,116 INFO L858 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,116 INFO L858 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2021-12-17 04:48:01,116 INFO L858 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2021-12-17 04:48:01,116 INFO L858 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,116 INFO L858 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-12-17 04:48:01,117 INFO L858 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-12-17 04:48:01,117 INFO L858 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,117 INFO L858 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,117 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,117 INFO L858 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,117 INFO L858 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,117 INFO L858 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,118 INFO L854 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse1 (<= 5 ~a2~0)) (.cse14 (<= ~a29~0 42)) (.cse18 (< 43 ~a29~0)) (.cse4 (= ~a2~0 4)) (.cse16 (= ~a2~0 1)) (.cse9 (<= ~a2~0 2)) (.cse0 (<= (+ ~a4~0 89) 0)) (.cse21 (<= (+ ~a29~0 127) 0))) (let ((.cse7 (<= 2 ~a2~0)) (.cse12 (or (and .cse0 .cse16) (and .cse9 .cse0 .cse21))) (.cse17 (or (and .cse1 .cse0 .cse14 .cse21) (and .cse18 .cse4 .cse0))) (.cse3 (<= ~a29~0 43)) (.cse11 (<= (+ ~a0~0 148) 0)) (.cse13 (<= 0 (+ ~a29~0 192415))) (.cse19 (<= (+ ~a0~0 99) 0)) (.cse15 (<= 0 (+ ~a0~0 146))) (.cse20 (= ~a2~0 3)) (.cse2 (<= (+ ~a0~0 147) 0)) (.cse8 (< 0 (+ ~a4~0 86))) (.cse10 (<= (+ ~a4~0 42) 0)) (.cse6 (<= (+ ~a0~0 98) 0)) (.cse5 (<= (div ~a29~0 5) 186040))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse0) (and .cse0 .cse1 .cse5 .cse6) (and .cse7 .cse8 .cse3 .cse9 .cse10 .cse11) (and .cse12 .cse2) (and .cse7 .cse8 .cse10 .cse9 .cse13 .cse14 .cse6) (and .cse8 .cse10 .cse15 .cse16 .cse5 .cse6) (and .cse17 .cse5 .cse6) (and .cse10 .cse18 .cse1 .cse5 .cse11) (and .cse7 .cse9 .cse0 .cse5) (and .cse3 .cse10 .cse19 (or (and (< 0 (+ ~a29~0 16)) .cse14 .cse11 .cse20) (and .cse8 .cse20))) (and .cse0 .cse16 .cse5) (and .cse8 .cse10 .cse19 .cse1 .cse21) (and .cse7 .cse8 .cse10 .cse9 .cse18 .cse5 .cse6) (and .cse12 .cse3) (and .cse8 .cse10 .cse5 .cse11 .cse20) (and .cse3 .cse0 .cse20) (and .cse9 .cse0 .cse11) (and .cse15 .cse0 .cse5 .cse20) (and .cse8 .cse10 .cse14 .cse6 .cse20) (and .cse8 .cse18 .cse10 .cse4 .cse5 .cse6) (and .cse8 .cse10 .cse13 .cse15 .cse14 .cse16) (and .cse17 .cse2) (and .cse10 .cse16 .cse5 .cse2) (and .cse8 .cse10 .cse13 .cse14 .cse1 .cse6) (and .cse8 .cse10 .cse3 .cse4 .cse11) (and .cse13 .cse1 .cse0 .cse14) (and .cse8 .cse10 .cse19 .cse15 .cse5 .cse20) (and .cse8 .cse10 .cse1 .cse5 .cse2) (and .cse8 .cse10 .cse18 .cse1 .cse5 .cse6) (and .cse18 .cse0 .cse1 .cse5)))) [2021-12-17 04:48:01,118 INFO L858 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-12-17 04:48:01,118 INFO L858 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-12-17 04:48:01,118 INFO L858 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,118 INFO L858 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,118 INFO L858 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,118 INFO L858 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,118 INFO L858 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,119 INFO L858 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,119 INFO L858 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,119 INFO L858 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,119 INFO L858 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-12-17 04:48:01,119 INFO L858 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-12-17 04:48:01,119 INFO L858 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,119 INFO L858 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2021-12-17 04:48:01,119 INFO L858 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2021-12-17 04:48:01,120 INFO L858 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,120 INFO L858 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,120 INFO L858 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,120 INFO L858 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,120 INFO L858 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,120 INFO L858 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,120 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-17 04:48:01,120 INFO L858 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-12-17 04:48:01,121 INFO L858 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,121 INFO L858 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,121 INFO L858 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,121 INFO L858 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,121 INFO L858 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2021-12-17 04:48:01,121 INFO L858 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2021-12-17 04:48:01,121 INFO L858 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2021-12-17 04:48:01,121 INFO L858 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,122 INFO L858 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2021-12-17 04:48:01,122 INFO L858 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-12-17 04:48:01,122 INFO L858 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,122 INFO L858 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,122 INFO L858 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,122 INFO L858 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,122 INFO L858 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,122 INFO L858 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,123 INFO L858 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,123 INFO L858 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-12-17 04:48:01,123 INFO L858 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,123 INFO L858 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,123 INFO L858 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,123 INFO L858 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,123 INFO L858 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-12-17 04:48:01,123 INFO L858 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,124 INFO L858 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,124 INFO L858 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2021-12-17 04:48:01,124 INFO L858 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,124 INFO L858 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,124 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,124 INFO L858 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,124 INFO L858 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,124 INFO L858 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,125 INFO L858 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,125 INFO L858 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-12-17 04:48:01,125 INFO L858 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-12-17 04:48:01,125 INFO L858 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,125 INFO L858 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-12-17 04:48:01,125 INFO L858 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,125 INFO L858 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2021-12-17 04:48:01,126 INFO L858 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,126 INFO L858 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-12-17 04:48:01,126 INFO L858 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2021-12-17 04:48:01,129 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 04:48:01,130 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 04:48:01,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 04:48:01 BoogieIcfgContainer [2021-12-17 04:48:01,159 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 04:48:01,160 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 04:48:01,160 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 04:48:01,160 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 04:48:01,161 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 04:46:24" (3/4) ... [2021-12-17 04:48:01,163 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-17 04:48:01,191 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-17 04:48:01,193 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-17 04:48:01,195 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-17 04:48:01,197 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 04:48:01,337 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 04:48:01,337 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 04:48:01,337 INFO L158 Benchmark]: Toolchain (without parser) took 100199.10ms. Allocated memory was 90.2MB in the beginning and 1.6GB in the end (delta: 1.6GB). Free memory was 52.5MB in the beginning and 952.6MB in the end (delta: -900.1MB). Peak memory consumption was 655.5MB. Max. memory is 16.1GB. [2021-12-17 04:48:01,337 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 90.2MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 04:48:01,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 917.73ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 52.3MB in the beginning and 82.2MB in the end (delta: -29.9MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2021-12-17 04:48:01,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 229.64ms. Allocated memory is still 121.6MB. Free memory was 82.2MB in the beginning and 68.4MB in the end (delta: 13.8MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2021-12-17 04:48:01,339 INFO L158 Benchmark]: Boogie Preprocessor took 201.64ms. Allocated memory is still 121.6MB. Free memory was 68.4MB in the beginning and 58.7MB in the end (delta: 9.7MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2021-12-17 04:48:01,341 INFO L158 Benchmark]: RCFGBuilder took 2389.43ms. Allocated memory was 121.6MB in the beginning and 203.4MB in the end (delta: 81.8MB). Free memory was 58.5MB in the beginning and 87.2MB in the end (delta: -28.7MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2021-12-17 04:48:01,341 INFO L158 Benchmark]: TraceAbstraction took 96275.58ms. Allocated memory was 203.4MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 86.2MB in the beginning and 995.0MB in the end (delta: -908.8MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2021-12-17 04:48:01,342 INFO L158 Benchmark]: Witness Printer took 177.15ms. Allocated memory is still 1.6GB. Free memory was 995.0MB in the beginning and 952.6MB in the end (delta: 42.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-12-17 04:48:01,343 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 90.2MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 917.73ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 52.3MB in the beginning and 82.2MB in the end (delta: -29.9MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 229.64ms. Allocated memory is still 121.6MB. Free memory was 82.2MB in the beginning and 68.4MB in the end (delta: 13.8MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 201.64ms. Allocated memory is still 121.6MB. Free memory was 68.4MB in the beginning and 58.7MB in the end (delta: 9.7MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2389.43ms. Allocated memory was 121.6MB in the beginning and 203.4MB in the end (delta: 81.8MB). Free memory was 58.5MB in the beginning and 87.2MB in the end (delta: -28.7MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * TraceAbstraction took 96275.58ms. Allocated memory was 203.4MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 86.2MB in the beginning and 995.0MB in the end (delta: -908.8MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Witness Printer took 177.15ms. Allocated memory is still 1.6GB. Free memory was 995.0MB in the beginning and 952.6MB in the end (delta: 42.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 119]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 96.2s, OverallIterations: 25, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 48.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14295 SdHoareTripleChecker+Valid, 44.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14295 mSDsluCounter, 9677 SdHoareTripleChecker+Invalid, 37.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1130 mSDsCounter, 9331 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 32121 IncrementalHoareTripleChecker+Invalid, 41452 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9331 mSolverCounterUnsat, 8547 mSDtfsCounter, 32121 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7603 GetRequests, 7491 SyntacticMatches, 3 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1158 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25523occurred in iteration=19, InterpolantAutomatonStates: 130, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.2s AutomataMinimizationTime, 25 MinimizatonAttempts, 60283 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 240 NumberOfFragments, 2147 HoareAnnotationTreeSize, 4 FomulaSimplifications, 130431 FormulaSimplificationTreeSizeReduction, 12.5s HoareSimplificationTime, 4 FomulaSimplificationsInter, 365665 FormulaSimplificationTreeSizeReductionInter, 7.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 17.4s InterpolantComputationTime, 20501 NumberOfCodeBlocks, 20501 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 22136 ConstructedInterpolants, 0 QuantifiedInterpolants, 76412 SizeOfPredicates, 9 NumberOfNonLiveVariables, 6993 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 35 InterpolantComputations, 24 PerfectInterpolantSequences, 26554/27770 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: (((((((((((((((((((((((((((((((a4 + 89 <= 0 && 5 <= a2) && a0 + 147 <= 0) || ((a29 <= 43 && a2 == 4) && a4 + 89 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 43 < a29) && a2 == 4) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((a4 + 89 <= 0 && 5 <= a2) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 0 <= a0 + 146) && a2 == 1) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || ((((((2 <= a2 && 0 < a4 + 86) && a4 + 42 <= 0) && a2 <= 2) && 0 <= a29 + 192415) && a29 <= 42) && a0 + 98 <= 0)) || ((a2 == 4 && a4 + 89 <= 0) && a0 + 147 <= 0)) || ((((a4 + 42 <= 0 && 43 < a29) && 5 <= a2) && a29 / 5 <= 186040) && a0 + 148 <= 0)) || (((2 <= a2 && a2 <= 2) && a4 + 89 <= 0) && a29 / 5 <= 186040)) || (((a2 == 4 && a4 + 89 <= 0) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((a29 <= 43 && a4 + 42 <= 0) && a0 + 99 <= 0) && ((((0 < a29 + 16 && a29 <= 42) && a0 + 148 <= 0) && a2 == 3) || (0 < a4 + 86 && a2 == 3)))) || ((a4 + 89 <= 0 && a2 == 1) && a29 / 5 <= 186040)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a0 + 99 <= 0) && 5 <= a2) && a29 + 127 <= 0)) || ((((((2 <= a2 && 0 < a4 + 86) && a4 + 42 <= 0) && a2 <= 2) && 43 < a29) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || ((a2 <= 2 && a4 + 89 <= 0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a29 / 5 <= 186040) && a0 + 148 <= 0) && a2 == 3)) || (((((2 <= a2 && 0 < a4 + 86) && a2 <= 2) && a29 <= 43) && a4 + 42 <= 0) && a0 + 148 <= 0)) || ((a29 <= 43 && a4 + 89 <= 0) && a2 == 3)) || ((a2 <= 2 && a4 + 89 <= 0) && a0 + 148 <= 0)) || (((0 <= a0 + 146 && a4 + 89 <= 0) && a29 / 5 <= 186040) && a2 == 3)) || ((a4 + 89 <= 0 && a2 == 1) && a0 + 147 <= 0)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a29 <= 42) && a0 + 98 <= 0) && a2 == 3)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 0 <= a29 + 192415) && 0 <= a0 + 146) && a29 <= 42) && a2 == 1)) || (((a4 + 42 <= 0 && a2 == 1) && a29 / 5 <= 186040) && a0 + 147 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 0 <= a29 + 192415) && a29 <= 42) && 5 <= a2) && a0 + 98 <= 0)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a29 <= 43) && a2 == 4) && a0 + 148 <= 0)) || (((0 <= a29 + 192415 && 5 <= a2) && a4 + 89 <= 0) && a29 <= 42)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && a0 + 99 <= 0) && 0 <= a0 + 146) && a29 / 5 <= 186040) && a2 == 3)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && 5 <= a2) && a29 / 5 <= 186040) && a0 + 147 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 43 < a29) && 5 <= a2) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((43 < a29 && a4 + 89 <= 0) && 5 <= a2) && a29 / 5 <= 186040) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((a4 + 89 <= 0 && 5 <= a2) && a0 + 147 <= 0) || ((a29 <= 43 && a2 == 4) && a4 + 89 <= 0)) || (((a4 + 89 <= 0 && 5 <= a2) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((((2 <= a2 && 0 < a4 + 86) && a29 <= 43) && a2 <= 2) && a4 + 42 <= 0) && a0 + 148 <= 0)) || (((a4 + 89 <= 0 && a2 == 1) || ((a2 <= 2 && a4 + 89 <= 0) && a29 + 127 <= 0)) && a0 + 147 <= 0)) || ((((((2 <= a2 && 0 < a4 + 86) && a4 + 42 <= 0) && a2 <= 2) && 0 <= a29 + 192415) && a29 <= 42) && a0 + 98 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 0 <= a0 + 146) && a2 == 1) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || ((((((5 <= a2 && a4 + 89 <= 0) && a29 <= 42) && a29 + 127 <= 0) || ((43 < a29 && a2 == 4) && a4 + 89 <= 0)) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || ((((a4 + 42 <= 0 && 43 < a29) && 5 <= a2) && a29 / 5 <= 186040) && a0 + 148 <= 0)) || (((2 <= a2 && a2 <= 2) && a4 + 89 <= 0) && a29 / 5 <= 186040)) || (((a29 <= 43 && a4 + 42 <= 0) && a0 + 99 <= 0) && ((((0 < a29 + 16 && a29 <= 42) && a0 + 148 <= 0) && a2 == 3) || (0 < a4 + 86 && a2 == 3)))) || ((a4 + 89 <= 0 && a2 == 1) && a29 / 5 <= 186040)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a0 + 99 <= 0) && 5 <= a2) && a29 + 127 <= 0)) || ((((((2 <= a2 && 0 < a4 + 86) && a4 + 42 <= 0) && a2 <= 2) && 43 < a29) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((a4 + 89 <= 0 && a2 == 1) || ((a2 <= 2 && a4 + 89 <= 0) && a29 + 127 <= 0)) && a29 <= 43)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a29 / 5 <= 186040) && a0 + 148 <= 0) && a2 == 3)) || ((a29 <= 43 && a4 + 89 <= 0) && a2 == 3)) || ((a2 <= 2 && a4 + 89 <= 0) && a0 + 148 <= 0)) || (((0 <= a0 + 146 && a4 + 89 <= 0) && a29 / 5 <= 186040) && a2 == 3)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a29 <= 42) && a0 + 98 <= 0) && a2 == 3)) || (((((0 < a4 + 86 && 43 < a29) && a4 + 42 <= 0) && a2 == 4) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 0 <= a29 + 192415) && 0 <= a0 + 146) && a29 <= 42) && a2 == 1)) || (((((5 <= a2 && a4 + 89 <= 0) && a29 <= 42) && a29 + 127 <= 0) || ((43 < a29 && a2 == 4) && a4 + 89 <= 0)) && a0 + 147 <= 0)) || (((a4 + 42 <= 0 && a2 == 1) && a29 / 5 <= 186040) && a0 + 147 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 0 <= a29 + 192415) && a29 <= 42) && 5 <= a2) && a0 + 98 <= 0)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a29 <= 43) && a2 == 4) && a0 + 148 <= 0)) || (((0 <= a29 + 192415 && 5 <= a2) && a4 + 89 <= 0) && a29 <= 42)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && a0 + 99 <= 0) && 0 <= a0 + 146) && a29 / 5 <= 186040) && a2 == 3)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && 5 <= a2) && a29 / 5 <= 186040) && a0 + 147 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 43 < a29) && 5 <= a2) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((43 < a29 && a4 + 89 <= 0) && 5 <= a2) && a29 / 5 <= 186040) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((a4 + 89 <= 0 && 5 <= a2) && a0 + 147 <= 0) || ((a29 <= 43 && a2 == 4) && a4 + 89 <= 0)) || (((a4 + 89 <= 0 && 5 <= a2) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((((2 <= a2 && 0 < a4 + 86) && a29 <= 43) && a2 <= 2) && a4 + 42 <= 0) && a0 + 148 <= 0)) || (((a4 + 89 <= 0 && a2 == 1) || ((a2 <= 2 && a4 + 89 <= 0) && a29 + 127 <= 0)) && a0 + 147 <= 0)) || ((((((2 <= a2 && 0 < a4 + 86) && a4 + 42 <= 0) && a2 <= 2) && 0 <= a29 + 192415) && a29 <= 42) && a0 + 98 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 0 <= a0 + 146) && a2 == 1) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || ((((((5 <= a2 && a4 + 89 <= 0) && a29 <= 42) && a29 + 127 <= 0) || ((43 < a29 && a2 == 4) && a4 + 89 <= 0)) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || ((((a4 + 42 <= 0 && 43 < a29) && 5 <= a2) && a29 / 5 <= 186040) && a0 + 148 <= 0)) || (((2 <= a2 && a2 <= 2) && a4 + 89 <= 0) && a29 / 5 <= 186040)) || (((a29 <= 43 && a4 + 42 <= 0) && a0 + 99 <= 0) && ((((0 < a29 + 16 && a29 <= 42) && a0 + 148 <= 0) && a2 == 3) || (0 < a4 + 86 && a2 == 3)))) || ((a4 + 89 <= 0 && a2 == 1) && a29 / 5 <= 186040)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a0 + 99 <= 0) && 5 <= a2) && a29 + 127 <= 0)) || ((((((2 <= a2 && 0 < a4 + 86) && a4 + 42 <= 0) && a2 <= 2) && 43 < a29) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((a4 + 89 <= 0 && a2 == 1) || ((a2 <= 2 && a4 + 89 <= 0) && a29 + 127 <= 0)) && a29 <= 43)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a29 / 5 <= 186040) && a0 + 148 <= 0) && a2 == 3)) || ((a29 <= 43 && a4 + 89 <= 0) && a2 == 3)) || ((a2 <= 2 && a4 + 89 <= 0) && a0 + 148 <= 0)) || (((0 <= a0 + 146 && a4 + 89 <= 0) && a29 / 5 <= 186040) && a2 == 3)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a29 <= 42) && a0 + 98 <= 0) && a2 == 3)) || (((((0 < a4 + 86 && 43 < a29) && a4 + 42 <= 0) && a2 == 4) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 0 <= a29 + 192415) && 0 <= a0 + 146) && a29 <= 42) && a2 == 1)) || (((((5 <= a2 && a4 + 89 <= 0) && a29 <= 42) && a29 + 127 <= 0) || ((43 < a29 && a2 == 4) && a4 + 89 <= 0)) && a0 + 147 <= 0)) || (((a4 + 42 <= 0 && a2 == 1) && a29 / 5 <= 186040) && a0 + 147 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 0 <= a29 + 192415) && a29 <= 42) && 5 <= a2) && a0 + 98 <= 0)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && a29 <= 43) && a2 == 4) && a0 + 148 <= 0)) || (((0 <= a29 + 192415 && 5 <= a2) && a4 + 89 <= 0) && a29 <= 42)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && a0 + 99 <= 0) && 0 <= a0 + 146) && a29 / 5 <= 186040) && a2 == 3)) || ((((0 < a4 + 86 && a4 + 42 <= 0) && 5 <= a2) && a29 / 5 <= 186040) && a0 + 147 <= 0)) || (((((0 < a4 + 86 && a4 + 42 <= 0) && 43 < a29) && 5 <= a2) && a29 / 5 <= 186040) && a0 + 98 <= 0)) || (((43 < a29 && a4 + 89 <= 0) && 5 <= a2) && a29 / 5 <= 186040) RESULT: Ultimate proved your program to be correct! [2021-12-17 04:48:01,387 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