./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label17.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 2d1627f871329627aa5e3c4bb03691b2c1776c373457e4d479d53574c4f3c2af --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 01:25:07,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 01:25:07,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 01:25:07,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 01:25:07,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 01:25:07,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 01:25:07,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 01:25:07,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 01:25:07,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 01:25:07,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 01:25:07,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 01:25:07,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 01:25:07,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 01:25:07,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 01:25:07,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 01:25:07,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 01:25:07,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 01:25:07,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 01:25:07,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 01:25:07,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 01:25:07,202 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 01:25:07,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 01:25:07,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 01:25:07,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 01:25:07,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 01:25:07,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 01:25:07,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 01:25:07,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 01:25:07,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 01:25:07,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 01:25:07,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 01:25:07,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 01:25:07,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 01:25:07,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 01:25:07,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 01:25:07,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 01:25:07,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 01:25:07,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 01:25:07,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 01:25:07,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 01:25:07,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 01:25:07,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 01:25:07,218 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 01:25:07,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 01:25:07,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 01:25:07,240 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 01:25:07,240 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 01:25:07,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 01:25:07,241 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 01:25:07,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 01:25:07,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 01:25:07,241 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 01:25:07,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 01:25:07,242 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 01:25:07,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 01:25:07,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 01:25:07,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 01:25:07,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 01:25:07,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 01:25:07,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 01:25:07,243 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 01:25:07,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 01:25:07,243 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 01:25:07,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 01:25:07,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 01:25:07,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 01:25:07,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 01:25:07,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:25:07,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 01:25:07,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 01:25:07,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 01:25:07,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 01:25:07,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 01:25:07,246 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 01:25:07,246 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 01:25:07,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 01:25:07,246 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d1627f871329627aa5e3c4bb03691b2c1776c373457e4d479d53574c4f3c2af [2022-07-12 01:25:07,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 01:25:07,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 01:25:07,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 01:25:07,465 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 01:25:07,465 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 01:25:07,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label17.c [2022-07-12 01:25:07,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a72d1cb25/36d5b5f2de3d46059dbd1bc51b2c8c72/FLAGcc0f65fc6 [2022-07-12 01:25:07,980 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 01:25:07,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label17.c [2022-07-12 01:25:07,993 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a72d1cb25/36d5b5f2de3d46059dbd1bc51b2c8c72/FLAGcc0f65fc6 [2022-07-12 01:25:08,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a72d1cb25/36d5b5f2de3d46059dbd1bc51b2c8c72 [2022-07-12 01:25:08,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 01:25:08,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 01:25:08,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 01:25:08,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 01:25:08,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 01:25:08,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecaff6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08, skipping insertion in model container [2022-07-12 01:25:08,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 01:25:08,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 01:25:08,236 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label17.c[6102,6115] [2022-07-12 01:25:08,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:25:08,503 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 01:25:08,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label17.c[6102,6115] [2022-07-12 01:25:08,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:25:08,641 INFO L208 MainTranslator]: Completed translation [2022-07-12 01:25:08,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08 WrapperNode [2022-07-12 01:25:08,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 01:25:08,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 01:25:08,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 01:25:08,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 01:25:08,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,767 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-07-12 01:25:08,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 01:25:08,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 01:25:08,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 01:25:08,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 01:25:08,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 01:25:08,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 01:25:08,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 01:25:08,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 01:25:08,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (1/1) ... [2022-07-12 01:25:08,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:25:08,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:25:08,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 01:25:08,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 01:25:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 01:25:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 01:25:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 01:25:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 01:25:08,989 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 01:25:08,990 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 01:25:10,343 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 01:25:10,350 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 01:25:10,350 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 01:25:10,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:25:10 BoogieIcfgContainer [2022-07-12 01:25:10,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 01:25:10,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 01:25:10,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 01:25:10,374 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 01:25:10,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 01:25:08" (1/3) ... [2022-07-12 01:25:10,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ce0b709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:25:10, skipping insertion in model container [2022-07-12 01:25:10,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:08" (2/3) ... [2022-07-12 01:25:10,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ce0b709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:25:10, skipping insertion in model container [2022-07-12 01:25:10,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:25:10" (3/3) ... [2022-07-12 01:25:10,377 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label17.c [2022-07-12 01:25:10,386 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 01:25:10,387 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 01:25:10,434 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 01:25:10,439 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@29e3ccda, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@15c3a954 [2022-07-12 01:25:10,439 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 01:25:10,448 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:10,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-07-12 01:25:10,461 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:10,462 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:10,462 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:10,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:10,466 INFO L85 PathProgramCache]: Analyzing trace with hash -2074400678, now seen corresponding path program 1 times [2022-07-12 01:25:10,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:10,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760680319] [2022-07-12 01:25:10,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:10,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:10,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:10,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:10,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760680319] [2022-07-12 01:25:10,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760680319] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:10,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:10,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:25:10,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100444817] [2022-07-12 01:25:10,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:10,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:10,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:10,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:10,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:10,720 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:12,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:12,257 INFO L93 Difference]: Finished difference Result 1137 states and 2118 transitions. [2022-07-12 01:25:12,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:12,260 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 0 states have call successors, (0), 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 58 [2022-07-12 01:25:12,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:12,270 INFO L225 Difference]: With dead ends: 1137 [2022-07-12 01:25:12,270 INFO L226 Difference]: Without dead ends: 662 [2022-07-12 01:25:12,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:12,275 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 326 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 429 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 1438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 429 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:12,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 114 Invalid, 1438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [429 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 01:25:12,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-07-12 01:25:12,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-07-12 01:25:12,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.7004538577912254) internal successors, (1124), 661 states have internal predecessors, (1124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:12,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1124 transitions. [2022-07-12 01:25:12,318 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1124 transitions. Word has length 58 [2022-07-12 01:25:12,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:12,318 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 1124 transitions. [2022-07-12 01:25:12,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:12,319 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1124 transitions. [2022-07-12 01:25:12,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-07-12 01:25:12,321 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:12,322 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:12,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 01:25:12,322 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:12,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:12,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1155989113, now seen corresponding path program 1 times [2022-07-12 01:25:12,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:12,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444297466] [2022-07-12 01:25:12,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:12,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:12,414 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:12,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:12,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444297466] [2022-07-12 01:25:12,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444297466] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:12,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:12,415 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:25:12,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025263656] [2022-07-12 01:25:12,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:12,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:12,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:12,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:12,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:12,420 INFO L87 Difference]: Start difference. First operand 662 states and 1124 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:13,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:13,520 INFO L93 Difference]: Finished difference Result 1980 states and 3367 transitions. [2022-07-12 01:25:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:13,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-07-12 01:25:13,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:13,526 INFO L225 Difference]: With dead ends: 1980 [2022-07-12 01:25:13,526 INFO L226 Difference]: Without dead ends: 1320 [2022-07-12 01:25:13,531 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:13,533 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 343 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 401 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 1283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 401 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:13,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 77 Invalid, 1283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [401 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 01:25:13,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-07-12 01:25:13,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2022-07-12 01:25:13,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.620166793025019) internal successors, (2137), 1319 states have internal predecessors, (2137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:13,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2137 transitions. [2022-07-12 01:25:13,569 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2137 transitions. Word has length 124 [2022-07-12 01:25:13,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:13,570 INFO L495 AbstractCegarLoop]: Abstraction has 1320 states and 2137 transitions. [2022-07-12 01:25:13,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:13,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2137 transitions. [2022-07-12 01:25:13,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-07-12 01:25:13,581 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:13,581 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:13,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 01:25:13,583 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:13,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:13,584 INFO L85 PathProgramCache]: Analyzing trace with hash -2093959461, now seen corresponding path program 1 times [2022-07-12 01:25:13,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:13,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526141267] [2022-07-12 01:25:13,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:13,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:13,677 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:13,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:13,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526141267] [2022-07-12 01:25:13,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526141267] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:13,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:13,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:25:13,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319742379] [2022-07-12 01:25:13,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:13,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:13,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:13,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:13,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:13,682 INFO L87 Difference]: Start difference. First operand 1320 states and 2137 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:14,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:14,652 INFO L93 Difference]: Finished difference Result 3296 states and 5285 transitions. [2022-07-12 01:25:14,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:14,653 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 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 125 [2022-07-12 01:25:14,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:14,658 INFO L225 Difference]: With dead ends: 3296 [2022-07-12 01:25:14,658 INFO L226 Difference]: Without dead ends: 1978 [2022-07-12 01:25:14,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:14,660 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 381 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:14,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 155 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:25:14,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2022-07-12 01:25:14,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2022-07-12 01:25:14,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1977 states have (on average 1.3323216995447649) internal successors, (2634), 1977 states have internal predecessors, (2634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:14,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2634 transitions. [2022-07-12 01:25:14,688 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2634 transitions. Word has length 125 [2022-07-12 01:25:14,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:14,688 INFO L495 AbstractCegarLoop]: Abstraction has 1978 states and 2634 transitions. [2022-07-12 01:25:14,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:14,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2634 transitions. [2022-07-12 01:25:14,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-07-12 01:25:14,690 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:14,690 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:14,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 01:25:14,691 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:14,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:14,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1148780661, now seen corresponding path program 1 times [2022-07-12 01:25:14,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:14,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004294667] [2022-07-12 01:25:14,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:14,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:14,806 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:14,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:14,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004294667] [2022-07-12 01:25:14,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004294667] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:14,807 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:14,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:25:14,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618261579] [2022-07-12 01:25:14,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:14,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:14,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:14,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:14,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:14,809 INFO L87 Difference]: Start difference. First operand 1978 states and 2634 transitions. Second operand has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 2 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:15,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:15,799 INFO L93 Difference]: Finished difference Result 5928 states and 7897 transitions. [2022-07-12 01:25:15,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:15,805 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 2 states have internal predecessors, (217), 0 states have call successors, (0), 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 217 [2022-07-12 01:25:15,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:15,815 INFO L225 Difference]: With dead ends: 5928 [2022-07-12 01:25:15,816 INFO L226 Difference]: Without dead ends: 3952 [2022-07-12 01:25:15,819 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:15,829 INFO L413 NwaCegarLoop]: 254 mSDtfsCounter, 181 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 825 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 1205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:15,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 259 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 825 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:25:15,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-12 01:25:15,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-12 01:25:15,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.216400911161731) internal successors, (4806), 3951 states have internal predecessors, (4806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:15,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4806 transitions. [2022-07-12 01:25:15,911 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4806 transitions. Word has length 217 [2022-07-12 01:25:15,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:15,912 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4806 transitions. [2022-07-12 01:25:15,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 2 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4806 transitions. [2022-07-12 01:25:15,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2022-07-12 01:25:15,914 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:15,914 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:15,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 01:25:15,915 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:15,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:15,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1357137442, now seen corresponding path program 1 times [2022-07-12 01:25:15,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:15,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513937101] [2022-07-12 01:25:15,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:15,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:16,075 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:16,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:16,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513937101] [2022-07-12 01:25:16,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513937101] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:16,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:16,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:16,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632186957] [2022-07-12 01:25:16,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:16,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:25:16,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:16,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:25:16,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:25:16,078 INFO L87 Difference]: Start difference. First operand 3952 states and 4806 transitions. Second operand has 4 states, 4 states have (on average 75.75) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:17,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:17,123 INFO L93 Difference]: Finished difference Result 8269 states and 9989 transitions. [2022-07-12 01:25:17,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 01:25:17,124 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 75.75) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 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 303 [2022-07-12 01:25:17,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:17,134 INFO L225 Difference]: With dead ends: 8269 [2022-07-12 01:25:17,134 INFO L226 Difference]: Without dead ends: 4319 [2022-07-12 01:25:17,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:25:17,138 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 175 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 1238 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:17,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 371 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1238 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 01:25:17,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4319 states. [2022-07-12 01:25:17,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4319 to 4281. [2022-07-12 01:25:17,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 4280 states have (on average 1.2011682242990653) internal successors, (5141), 4280 states have internal predecessors, (5141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5141 transitions. [2022-07-12 01:25:17,190 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5141 transitions. Word has length 303 [2022-07-12 01:25:17,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:17,191 INFO L495 AbstractCegarLoop]: Abstraction has 4281 states and 5141 transitions. [2022-07-12 01:25:17,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 75.75) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:17,194 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5141 transitions. [2022-07-12 01:25:17,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2022-07-12 01:25:17,197 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:17,198 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:25:17,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 01:25:17,198 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:17,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:17,199 INFO L85 PathProgramCache]: Analyzing trace with hash 291858287, now seen corresponding path program 1 times [2022-07-12 01:25:17,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:17,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501903418] [2022-07-12 01:25:17,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:17,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:17,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:17,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:17,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501903418] [2022-07-12 01:25:17,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501903418] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:17,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:17,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 01:25:17,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296446131] [2022-07-12 01:25:17,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:17,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 01:25:17,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:17,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 01:25:17,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:25:17,386 INFO L87 Difference]: Start difference. First operand 4281 states and 5141 transitions. Second operand has 7 states, 7 states have (on average 55.714285714285715) internal successors, (390), 6 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:18,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:18,648 INFO L93 Difference]: Finished difference Result 8090 states and 9792 transitions. [2022-07-12 01:25:18,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 01:25:18,649 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 55.714285714285715) internal successors, (390), 6 states have internal predecessors, (390), 0 states have call successors, (0), 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 390 [2022-07-12 01:25:18,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:18,657 INFO L225 Difference]: With dead ends: 8090 [2022-07-12 01:25:18,658 INFO L226 Difference]: Without dead ends: 3952 [2022-07-12 01:25:18,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:25:18,660 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 371 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:18,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 290 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:25:18,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-12 01:25:18,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-12 01:25:18,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.0802328524424196) internal successors, (4268), 3951 states have internal predecessors, (4268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:18,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4268 transitions. [2022-07-12 01:25:18,701 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4268 transitions. Word has length 390 [2022-07-12 01:25:18,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:18,701 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4268 transitions. [2022-07-12 01:25:18,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 55.714285714285715) internal successors, (390), 6 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:18,702 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4268 transitions. [2022-07-12 01:25:18,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-07-12 01:25:18,705 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:18,705 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:25:18,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 01:25:18,705 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:18,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:18,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1805853929, now seen corresponding path program 1 times [2022-07-12 01:25:18,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:18,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769564734] [2022-07-12 01:25:18,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:18,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:18,820 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-07-12 01:25:18,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:18,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769564734] [2022-07-12 01:25:18,821 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769564734] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:18,821 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:18,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:18,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657836424] [2022-07-12 01:25:18,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:18,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:18,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:18,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:18,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:18,823 INFO L87 Difference]: Start difference. First operand 3952 states and 4268 transitions. Second operand has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:19,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:19,507 INFO L93 Difference]: Finished difference Result 9547 states and 10414 transitions. [2022-07-12 01:25:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:19,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 397 [2022-07-12 01:25:19,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:19,523 INFO L225 Difference]: With dead ends: 9547 [2022-07-12 01:25:19,523 INFO L226 Difference]: Without dead ends: 5926 [2022-07-12 01:25:19,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:19,527 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 291 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 291 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:19,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [291 Valid, 40 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 01:25:19,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5926 states. [2022-07-12 01:25:19,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5926 to 5926. [2022-07-12 01:25:19,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5926 states, 5925 states have (on average 1.0828691983122363) internal successors, (6416), 5925 states have internal predecessors, (6416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:19,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5926 states to 5926 states and 6416 transitions. [2022-07-12 01:25:19,585 INFO L78 Accepts]: Start accepts. Automaton has 5926 states and 6416 transitions. Word has length 397 [2022-07-12 01:25:19,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:19,586 INFO L495 AbstractCegarLoop]: Abstraction has 5926 states and 6416 transitions. [2022-07-12 01:25:19,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 5926 states and 6416 transitions. [2022-07-12 01:25:19,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2022-07-12 01:25:19,591 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:19,591 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:25:19,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 01:25:19,592 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:19,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:19,592 INFO L85 PathProgramCache]: Analyzing trace with hash -290785699, now seen corresponding path program 1 times [2022-07-12 01:25:19,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:19,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27894161] [2022-07-12 01:25:19,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:19,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:19,750 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-07-12 01:25:19,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:19,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27894161] [2022-07-12 01:25:19,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27894161] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:19,751 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:19,751 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:19,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468173336] [2022-07-12 01:25:19,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:19,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:19,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:19,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:19,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:19,753 INFO L87 Difference]: Start difference. First operand 5926 states and 6416 transitions. Second operand has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:20,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:20,533 INFO L93 Difference]: Finished difference Result 13495 states and 14710 transitions. [2022-07-12 01:25:20,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:20,534 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 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 514 [2022-07-12 01:25:20,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:20,551 INFO L225 Difference]: With dead ends: 13495 [2022-07-12 01:25:20,551 INFO L226 Difference]: Without dead ends: 7900 [2022-07-12 01:25:20,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:20,557 INFO L413 NwaCegarLoop]: 434 mSDtfsCounter, 275 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:20,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 440 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:25:20,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2022-07-12 01:25:20,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7571. [2022-07-12 01:25:20,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7571 states, 7570 states have (on average 1.070541611624835) internal successors, (8104), 7570 states have internal predecessors, (8104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:20,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7571 states to 7571 states and 8104 transitions. [2022-07-12 01:25:20,631 INFO L78 Accepts]: Start accepts. Automaton has 7571 states and 8104 transitions. Word has length 514 [2022-07-12 01:25:20,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:20,632 INFO L495 AbstractCegarLoop]: Abstraction has 7571 states and 8104 transitions. [2022-07-12 01:25:20,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:20,632 INFO L276 IsEmpty]: Start isEmpty. Operand 7571 states and 8104 transitions. [2022-07-12 01:25:20,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2022-07-12 01:25:20,639 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:20,640 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:25:20,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 01:25:20,640 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:20,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:20,641 INFO L85 PathProgramCache]: Analyzing trace with hash -255322755, now seen corresponding path program 1 times [2022-07-12 01:25:20,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:20,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766480505] [2022-07-12 01:25:20,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:20,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:20,948 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 111 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:20,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:20,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766480505] [2022-07-12 01:25:20,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766480505] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:25:20,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917709253] [2022-07-12 01:25:20,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:20,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:25:20,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:25:20,951 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:25:20,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 01:25:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:21,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:25:21,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:25:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2022-07-12 01:25:21,800 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:25:21,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917709253] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:21,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:25:21,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 7 [2022-07-12 01:25:21,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027160755] [2022-07-12 01:25:21,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:21,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:21,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:21,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:21,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-07-12 01:25:21,803 INFO L87 Difference]: Start difference. First operand 7571 states and 8104 transitions. Second operand has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 2 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:22,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:22,502 INFO L93 Difference]: Finished difference Result 9547 states and 10132 transitions. [2022-07-12 01:25:22,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:22,504 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 2 states have internal predecessors, (293), 0 states have call successors, (0), 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 581 [2022-07-12 01:25:22,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:22,528 INFO L225 Difference]: With dead ends: 9547 [2022-07-12 01:25:22,532 INFO L226 Difference]: Without dead ends: 9545 [2022-07-12 01:25:22,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 586 GetRequests, 580 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-07-12 01:25:22,536 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 63 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 748 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:22,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 83 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 748 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:25:22,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2022-07-12 01:25:22,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 7900. [2022-07-12 01:25:22,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7900 states, 7899 states have (on average 1.0692492720597544) internal successors, (8446), 7899 states have internal predecessors, (8446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:22,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8446 transitions. [2022-07-12 01:25:22,629 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8446 transitions. Word has length 581 [2022-07-12 01:25:22,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:22,629 INFO L495 AbstractCegarLoop]: Abstraction has 7900 states and 8446 transitions. [2022-07-12 01:25:22,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 2 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:22,630 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8446 transitions. [2022-07-12 01:25:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 928 [2022-07-12 01:25:22,640 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:22,640 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:22,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 01:25:22,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:25:22,857 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:22,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:22,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1911504932, now seen corresponding path program 1 times [2022-07-12 01:25:22,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:22,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693870158] [2022-07-12 01:25:22,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:22,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:22,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:23,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1786 backedges. 885 proven. 0 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2022-07-12 01:25:23,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:23,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693870158] [2022-07-12 01:25:23,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693870158] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:23,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:23,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:25:23,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767982103] [2022-07-12 01:25:23,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:23,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:23,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:23,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:23,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:23,133 INFO L87 Difference]: Start difference. First operand 7900 states and 8446 transitions. Second operand has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 2 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:23,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:23,865 INFO L93 Difference]: Finished difference Result 15798 states and 16896 transitions. [2022-07-12 01:25:23,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:23,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 2 states have internal predecessors, (398), 0 states have call successors, (0), 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 927 [2022-07-12 01:25:23,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:23,876 INFO L225 Difference]: With dead ends: 15798 [2022-07-12 01:25:23,877 INFO L226 Difference]: Without dead ends: 8229 [2022-07-12 01:25:23,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:23,883 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 85 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:23,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 110 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:25:23,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8229 states. [2022-07-12 01:25:23,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8229 to 8229. [2022-07-12 01:25:23,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8229 states, 8228 states have (on average 1.0673310646572678) internal successors, (8782), 8228 states have internal predecessors, (8782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 8782 transitions. [2022-07-12 01:25:23,949 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 8782 transitions. Word has length 927 [2022-07-12 01:25:23,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:23,950 INFO L495 AbstractCegarLoop]: Abstraction has 8229 states and 8782 transitions. [2022-07-12 01:25:23,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 2 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:23,950 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 8782 transitions. [2022-07-12 01:25:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 936 [2022-07-12 01:25:23,965 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:23,965 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:23,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-12 01:25:23,966 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:23,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:23,966 INFO L85 PathProgramCache]: Analyzing trace with hash 2057880592, now seen corresponding path program 1 times [2022-07-12 01:25:23,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:23,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301781612] [2022-07-12 01:25:23,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:23,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:24,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1794 backedges. 1078 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2022-07-12 01:25:24,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:24,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301781612] [2022-07-12 01:25:24,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301781612] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:24,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:24,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:24,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106144942] [2022-07-12 01:25:24,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:24,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:24,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:24,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:24,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:24,253 INFO L87 Difference]: Start difference. First operand 8229 states and 8782 transitions. Second operand has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:24,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:24,913 INFO L93 Difference]: Finished difference Result 20075 states and 21560 transitions. [2022-07-12 01:25:24,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:24,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 0 states have call successors, (0), 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 935 [2022-07-12 01:25:24,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:24,927 INFO L225 Difference]: With dead ends: 20075 [2022-07-12 01:25:24,927 INFO L226 Difference]: Without dead ends: 11190 [2022-07-12 01:25:24,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:24,935 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 272 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:24,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 428 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 01:25:24,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11190 states. [2022-07-12 01:25:25,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11190 to 11190. [2022-07-12 01:25:25,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11190 states, 11189 states have (on average 1.0541603360443292) internal successors, (11795), 11189 states have internal predecessors, (11795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:25,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11190 states to 11190 states and 11795 transitions. [2022-07-12 01:25:25,080 INFO L78 Accepts]: Start accepts. Automaton has 11190 states and 11795 transitions. Word has length 935 [2022-07-12 01:25:25,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:25,081 INFO L495 AbstractCegarLoop]: Abstraction has 11190 states and 11795 transitions. [2022-07-12 01:25:25,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:25,082 INFO L276 IsEmpty]: Start isEmpty. Operand 11190 states and 11795 transitions. [2022-07-12 01:25:25,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 970 [2022-07-12 01:25:25,098 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:25,098 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:25,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-12 01:25:25,099 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:25,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:25,100 INFO L85 PathProgramCache]: Analyzing trace with hash -428617136, now seen corresponding path program 1 times [2022-07-12 01:25:25,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:25,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521245515] [2022-07-12 01:25:25,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:25,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:25,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1603 backedges. 590 proven. 714 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2022-07-12 01:25:25,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:25,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521245515] [2022-07-12 01:25:25,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521245515] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:25:25,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645065225] [2022-07-12 01:25:25,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:25,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:25:25,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:25:25,476 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:25:25,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 01:25:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:25,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:25:25,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:25:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1603 backedges. 887 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2022-07-12 01:25:25,954 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:25:25,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645065225] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:25,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:25:25,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-12 01:25:25,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709981668] [2022-07-12 01:25:25,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:25,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:25,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:25,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:25,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:25:25,956 INFO L87 Difference]: Start difference. First operand 11190 states and 11795 transitions. Second operand has 3 states, 3 states have (on average 166.0) internal successors, (498), 3 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:26,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:26,787 INFO L93 Difference]: Finished difference Result 21720 states and 22921 transitions. [2022-07-12 01:25:26,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:26,788 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 166.0) internal successors, (498), 3 states have internal predecessors, (498), 0 states have call successors, (0), 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 969 [2022-07-12 01:25:26,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:26,808 INFO L225 Difference]: With dead ends: 21720 [2022-07-12 01:25:26,808 INFO L226 Difference]: Without dead ends: 11190 [2022-07-12 01:25:26,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 973 GetRequests, 969 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:25:26,816 INFO L413 NwaCegarLoop]: 371 mSDtfsCounter, 118 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:26,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 377 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:25:26,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11190 states. [2022-07-12 01:25:26,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11190 to 11190. [2022-07-12 01:25:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11190 states, 11189 states have (on average 1.0487979265349898) internal successors, (11735), 11189 states have internal predecessors, (11735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:26,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11190 states to 11190 states and 11735 transitions. [2022-07-12 01:25:26,911 INFO L78 Accepts]: Start accepts. Automaton has 11190 states and 11735 transitions. Word has length 969 [2022-07-12 01:25:26,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:26,912 INFO L495 AbstractCegarLoop]: Abstraction has 11190 states and 11735 transitions. [2022-07-12 01:25:26,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 166.0) internal successors, (498), 3 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 11190 states and 11735 transitions. [2022-07-12 01:25:26,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1205 [2022-07-12 01:25:26,930 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:26,931 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-07-12 01:25:26,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 01:25:27,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-07-12 01:25:27,153 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:27,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:27,154 INFO L85 PathProgramCache]: Analyzing trace with hash 656356550, now seen corresponding path program 1 times [2022-07-12 01:25:27,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:27,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416061160] [2022-07-12 01:25:27,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:27,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:27,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2726 backedges. 1887 proven. 0 refuted. 0 times theorem prover too weak. 839 trivial. 0 not checked. [2022-07-12 01:25:27,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:27,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416061160] [2022-07-12 01:25:27,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416061160] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:27,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:27,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 01:25:27,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804875767] [2022-07-12 01:25:27,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:27,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 01:25:27,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:27,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 01:25:27,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:25:27,557 INFO L87 Difference]: Start difference. First operand 11190 states and 11735 transitions. Second operand has 6 states, 6 states have (on average 111.16666666666667) internal successors, (667), 6 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:28,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:28,667 INFO L93 Difference]: Finished difference Result 22472 states and 23580 transitions. [2022-07-12 01:25:28,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 01:25:28,667 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 111.16666666666667) internal successors, (667), 6 states have internal predecessors, (667), 0 states have call successors, (0), 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 1204 [2022-07-12 01:25:28,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:28,679 INFO L225 Difference]: With dead ends: 22472 [2022-07-12 01:25:28,679 INFO L226 Difference]: Without dead ends: 11942 [2022-07-12 01:25:28,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:25:28,686 INFO L413 NwaCegarLoop]: 434 mSDtfsCounter, 319 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 2126 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 2213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 2126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:28,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 581 Invalid, 2213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 2126 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 01:25:28,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11942 states. [2022-07-12 01:25:28,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11942 to 11848. [2022-07-12 01:25:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11848 states, 11847 states have (on average 1.046509664894066) internal successors, (12398), 11847 states have internal predecessors, (12398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12398 transitions. [2022-07-12 01:25:28,771 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12398 transitions. Word has length 1204 [2022-07-12 01:25:28,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:28,772 INFO L495 AbstractCegarLoop]: Abstraction has 11848 states and 12398 transitions. [2022-07-12 01:25:28,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 111.16666666666667) internal successors, (667), 6 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:28,772 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12398 transitions. [2022-07-12 01:25:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1219 [2022-07-12 01:25:28,794 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:28,795 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:28,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-12 01:25:28,795 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:28,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:28,796 INFO L85 PathProgramCache]: Analyzing trace with hash -10472657, now seen corresponding path program 1 times [2022-07-12 01:25:28,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:28,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610883739] [2022-07-12 01:25:28,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:28,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:29,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2549 backedges. 1747 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2022-07-12 01:25:29,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:29,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610883739] [2022-07-12 01:25:29,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610883739] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:29,168 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:29,168 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 01:25:29,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310817726] [2022-07-12 01:25:29,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:29,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 01:25:29,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:29,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 01:25:29,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:25:29,171 INFO L87 Difference]: Start difference. First operand 11848 states and 12398 transitions. Second operand has 5 states, 5 states have (on average 133.2) internal successors, (666), 5 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:30,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:30,481 INFO L93 Difference]: Finished difference Result 23706 states and 24828 transitions. [2022-07-12 01:25:30,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 01:25:30,482 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 133.2) internal successors, (666), 5 states have internal predecessors, (666), 0 states have call successors, (0), 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 1218 [2022-07-12 01:25:30,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:30,494 INFO L225 Difference]: With dead ends: 23706 [2022-07-12 01:25:30,494 INFO L226 Difference]: Without dead ends: 12518 [2022-07-12 01:25:30,502 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:25:30,503 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 603 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 2067 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 2127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 2067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:30,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [603 Valid, 442 Invalid, 2127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 2067 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:25:30,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12518 states. [2022-07-12 01:25:30,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12518 to 12177. [2022-07-12 01:25:30,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12177 states, 12176 states have (on average 1.0464027595269383) internal successors, (12741), 12176 states have internal predecessors, (12741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:30,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12741 transitions. [2022-07-12 01:25:30,613 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12741 transitions. Word has length 1218 [2022-07-12 01:25:30,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:30,614 INFO L495 AbstractCegarLoop]: Abstraction has 12177 states and 12741 transitions. [2022-07-12 01:25:30,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 133.2) internal successors, (666), 5 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:30,614 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12741 transitions. [2022-07-12 01:25:30,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1247 [2022-07-12 01:25:30,631 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:30,632 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:30,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-12 01:25:30,632 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:30,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:30,633 INFO L85 PathProgramCache]: Analyzing trace with hash 345261702, now seen corresponding path program 1 times [2022-07-12 01:25:30,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:30,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475266280] [2022-07-12 01:25:30,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:30,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:31,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2999 backedges. 1186 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2022-07-12 01:25:31,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:31,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475266280] [2022-07-12 01:25:31,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475266280] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:31,028 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:31,028 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:31,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747628438] [2022-07-12 01:25:31,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:31,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:31,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:31,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:31,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:31,030 INFO L87 Difference]: Start difference. First operand 12177 states and 12741 transitions. Second operand has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:31,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:31,758 INFO L93 Difference]: Finished difference Result 26326 states and 27598 transitions. [2022-07-12 01:25:31,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:31,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1246 [2022-07-12 01:25:31,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:31,780 INFO L225 Difference]: With dead ends: 26326 [2022-07-12 01:25:31,781 INFO L226 Difference]: Without dead ends: 13164 [2022-07-12 01:25:31,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:31,789 INFO L413 NwaCegarLoop]: 411 mSDtfsCounter, 165 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 757 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:31,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 417 Invalid, 824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 757 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:25:31,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-07-12 01:25:31,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 11848. [2022-07-12 01:25:31,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11848 states, 11847 states have (on average 1.0388283953743565) internal successors, (12307), 11847 states have internal predecessors, (12307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:31,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12307 transitions. [2022-07-12 01:25:31,957 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12307 transitions. Word has length 1246 [2022-07-12 01:25:31,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:31,958 INFO L495 AbstractCegarLoop]: Abstraction has 11848 states and 12307 transitions. [2022-07-12 01:25:31,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12307 transitions. [2022-07-12 01:25:31,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1353 [2022-07-12 01:25:31,983 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:31,984 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:31,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-12 01:25:31,984 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:31,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:31,985 INFO L85 PathProgramCache]: Analyzing trace with hash 754126405, now seen corresponding path program 1 times [2022-07-12 01:25:31,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:31,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868556777] [2022-07-12 01:25:31,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:31,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:32,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3888 backedges. 2552 proven. 0 refuted. 0 times theorem prover too weak. 1336 trivial. 0 not checked. [2022-07-12 01:25:32,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:32,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868556777] [2022-07-12 01:25:32,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868556777] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:32,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:32,309 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:32,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639570187] [2022-07-12 01:25:32,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:32,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:32,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:32,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:32,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:32,311 INFO L87 Difference]: Start difference. First operand 11848 states and 12307 transitions. Second operand has 3 states, 3 states have (on average 201.66666666666666) internal successors, (605), 3 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:33,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:33,041 INFO L93 Difference]: Finished difference Result 23036 states and 23945 transitions. [2022-07-12 01:25:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:33,041 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 201.66666666666666) internal successors, (605), 3 states have internal predecessors, (605), 0 states have call successors, (0), 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 1352 [2022-07-12 01:25:33,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:33,053 INFO L225 Difference]: With dead ends: 23036 [2022-07-12 01:25:33,053 INFO L226 Difference]: Without dead ends: 11848 [2022-07-12 01:25:33,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:33,060 INFO L413 NwaCegarLoop]: 413 mSDtfsCounter, 194 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 750 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:33,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 418 Invalid, 817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 750 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:25:33,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11848 states. [2022-07-12 01:25:33,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11848 to 11519. [2022-07-12 01:25:33,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11519 states, 11518 states have (on average 1.0295190137176593) internal successors, (11858), 11518 states have internal predecessors, (11858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:33,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 11858 transitions. [2022-07-12 01:25:33,143 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 11858 transitions. Word has length 1352 [2022-07-12 01:25:33,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:33,143 INFO L495 AbstractCegarLoop]: Abstraction has 11519 states and 11858 transitions. [2022-07-12 01:25:33,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 201.66666666666666) internal successors, (605), 3 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:33,144 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 11858 transitions. [2022-07-12 01:25:33,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1378 [2022-07-12 01:25:33,161 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:33,161 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:33,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-12 01:25:33,162 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:33,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:33,162 INFO L85 PathProgramCache]: Analyzing trace with hash -393120619, now seen corresponding path program 1 times [2022-07-12 01:25:33,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:33,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840138488] [2022-07-12 01:25:33,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:33,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:33,559 INFO L134 CoverageAnalysis]: Checked inductivity of 4063 backedges. 2509 proven. 0 refuted. 0 times theorem prover too weak. 1554 trivial. 0 not checked. [2022-07-12 01:25:33,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:33,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840138488] [2022-07-12 01:25:33,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840138488] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:33,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:33,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:33,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745333768] [2022-07-12 01:25:33,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:33,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:33,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:33,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:33,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:33,561 INFO L87 Difference]: Start difference. First operand 11519 states and 11858 transitions. Second operand has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:34,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:34,284 INFO L93 Difference]: Finished difference Result 23036 states and 23716 transitions. [2022-07-12 01:25:34,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:34,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 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 1377 [2022-07-12 01:25:34,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:34,293 INFO L225 Difference]: With dead ends: 23036 [2022-07-12 01:25:34,293 INFO L226 Difference]: Without dead ends: 12177 [2022-07-12 01:25:34,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:34,301 INFO L413 NwaCegarLoop]: 425 mSDtfsCounter, 224 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 748 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:34,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 431 Invalid, 753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 748 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:25:34,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2022-07-12 01:25:34,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 12177. [2022-07-12 01:25:34,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12177 states, 12176 states have (on average 1.0283344283837057) internal successors, (12521), 12176 states have internal predecessors, (12521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:34,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12521 transitions. [2022-07-12 01:25:34,410 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12521 transitions. Word has length 1377 [2022-07-12 01:25:34,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:34,411 INFO L495 AbstractCegarLoop]: Abstraction has 12177 states and 12521 transitions. [2022-07-12 01:25:34,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:34,411 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12521 transitions. [2022-07-12 01:25:34,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1432 [2022-07-12 01:25:34,428 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:34,429 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:34,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-12 01:25:34,429 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:34,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:34,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1390474096, now seen corresponding path program 1 times [2022-07-12 01:25:34,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:34,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534684382] [2022-07-12 01:25:34,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:34,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:34,815 INFO L134 CoverageAnalysis]: Checked inductivity of 4037 backedges. 447 proven. 0 refuted. 0 times theorem prover too weak. 3590 trivial. 0 not checked. [2022-07-12 01:25:34,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:34,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534684382] [2022-07-12 01:25:34,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534684382] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:34,816 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:34,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:34,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064628696] [2022-07-12 01:25:34,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:34,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:34,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:34,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:34,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:34,818 INFO L87 Difference]: Start difference. First operand 12177 states and 12521 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:35,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:35,180 INFO L93 Difference]: Finished difference Result 12182 states and 12526 transitions. [2022-07-12 01:25:35,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:35,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 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 1431 [2022-07-12 01:25:35,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:35,181 INFO L225 Difference]: With dead ends: 12182 [2022-07-12 01:25:35,181 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 01:25:35,194 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:35,194 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 0 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:35,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 428 Invalid, 415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-12 01:25:35,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 01:25:35,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 01:25:35,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:35,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 01:25:35,196 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1431 [2022-07-12 01:25:35,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:35,197 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 01:25:35,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:35,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 01:25:35,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 01:25:35,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 01:25:35,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-12 01:25:35,202 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 01:25:37,530 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,530 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,530 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,530 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,530 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,530 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,530 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,531 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,531 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,531 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,531 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,531 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,531 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,531 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,537 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,537 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-12 01:25:37,537 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-12 01:25:37,537 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-12 01:25:37,539 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,539 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,539 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,539 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,540 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,540 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,540 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,540 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,540 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,540 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,540 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,540 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,540 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,541 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,542 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,542 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,542 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,542 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,542 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,542 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,542 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,542 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-12 01:25:37,542 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-12 01:25:37,542 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,543 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,544 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,544 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,544 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,544 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,544 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,544 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-12 01:25:37,544 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,544 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-12 01:25:37,544 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-12 01:25:37,545 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse4 (<= ~a12~0 7)) (.cse8 (<= (+ 87 ~a18~0) 0)) (.cse5 (<= ~a16~0 11)) (.cse1 (= ~a16~0 9)) (.cse6 (= ~a12~0 8)) (.cse3 (<= ~a15~0 3)) (.cse0 (= ~a12~0 9)) (.cse2 (= ~a16~0 8)) (.cse7 (<= ~a18~0 134))) (or (and .cse0 .cse1) (and .cse0 .cse2 (<= 4 ~a15~0)) (and .cse1 .cse3) (and .cse4 .cse5) (and .cse2 .cse6 .cse7) (and .cse0 .cse3 .cse8 .cse5) (and .cse3 .cse4) (and .cse2 .cse3 .cse8 .cse5) (and .cse1 .cse6) (and .cse3 .cse6) (and .cse0 .cse3 (<= 11 ~a16~0)) (and .cse0 .cse2 (not .cse7) (= ~a15~0 3)))) [2022-07-12 01:25:37,545 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,545 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,545 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,545 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,545 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,545 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,545 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,545 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,546 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,546 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,546 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-12 01:25:37,546 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-12 01:25:37,546 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,546 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-12 01:25:37,546 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,546 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,546 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,547 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,547 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,547 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,547 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,547 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,547 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,547 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,547 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,547 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,547 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,548 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,548 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,548 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,548 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,548 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-12 01:25:37,548 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,548 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-12 01:25:37,548 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-12 01:25:37,548 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,549 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,549 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,549 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,549 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,549 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,549 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,549 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,549 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,549 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,549 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,550 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-12 01:25:37,550 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-12 01:25:37,550 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,550 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-12 01:25:37,550 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,550 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse4 (<= ~a12~0 7)) (.cse2 (= ~a16~0 8)) (.cse7 (<= (+ 87 ~a18~0) 0)) (.cse5 (<= ~a16~0 11)) (.cse1 (= ~a16~0 9)) (.cse6 (= ~a12~0 8)) (.cse0 (= ~a12~0 9)) (.cse3 (<= ~a15~0 3))) (or (and .cse0 .cse1) (and .cse0 .cse2 (<= 4 ~a15~0)) (and .cse1 .cse3) (and .cse4 .cse5) (and .cse2 .cse6 (<= ~a18~0 134)) (and .cse0 .cse3 .cse7 .cse5) (and .cse3 .cse4) (and .cse2 .cse3 .cse7 .cse5) (and .cse1 .cse6) (and .cse3 .cse6) (and .cse0 .cse3 (<= 11 ~a16~0)))) [2022-07-12 01:25:37,550 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,550 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,550 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,551 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,551 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,551 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,551 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,551 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,551 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 01:25:37,551 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,551 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,551 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,552 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,552 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,552 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,552 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-12 01:25:37,552 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,552 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-12 01:25:37,552 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-12 01:25:37,552 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,552 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-07-12 01:25:37,552 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,553 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,553 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,553 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,553 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,553 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,553 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,553 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,553 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,553 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,553 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,554 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-12 01:25:37,554 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,554 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-12 01:25:37,554 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,554 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-12 01:25:37,554 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,554 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,554 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,554 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,555 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,555 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,555 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,555 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,555 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,555 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,555 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,555 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,555 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,555 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,556 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,556 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,556 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-12 01:25:37,556 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-12 01:25:37,556 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-12 01:25:37,556 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 01:25:37,556 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 191) no Hoare annotation was computed. [2022-07-12 01:25:37,556 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse4 (<= ~a12~0 7)) (.cse8 (<= (+ 87 ~a18~0) 0)) (.cse5 (<= ~a16~0 11)) (.cse1 (= ~a16~0 9)) (.cse6 (= ~a12~0 8)) (.cse3 (<= ~a15~0 3)) (.cse0 (= ~a12~0 9)) (.cse2 (= ~a16~0 8)) (.cse7 (<= ~a18~0 134))) (or (and .cse0 .cse1) (and .cse0 .cse2 (<= 4 ~a15~0)) (and .cse1 .cse3) (and .cse4 .cse5) (and .cse2 .cse6 .cse7) (and .cse0 .cse3 .cse8 .cse5) (and .cse3 .cse4) (and .cse2 .cse3 .cse8 .cse5) (and .cse1 .cse6) (and .cse3 .cse6) (and .cse0 .cse3 (<= 11 ~a16~0)) (and .cse0 .cse2 (not .cse7) (= ~a15~0 3)))) [2022-07-12 01:25:37,557 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,557 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,557 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,557 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,557 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,557 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,557 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,557 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,557 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,557 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,558 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,558 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,558 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,558 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,558 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-12 01:25:37,558 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,558 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-12 01:25:37,558 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-12 01:25:37,558 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,559 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,559 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,559 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,559 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,559 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,559 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,559 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,559 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,559 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,559 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,560 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,560 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-07-12 01:25:37,560 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,560 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,560 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,560 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,560 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,560 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-12 01:25:37,560 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-12 01:25:37,560 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,561 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,562 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,563 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,563 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,563 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,563 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,563 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,563 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,563 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,564 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,564 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,564 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-12 01:25:37,564 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-12 01:25:37,564 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-12 01:25:37,564 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,564 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,564 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,565 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,565 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,565 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,565 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,565 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,565 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,565 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,565 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,565 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,565 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,566 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,566 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-12 01:25:37,566 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,566 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-12 01:25:37,566 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-12 01:25:37,566 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,566 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,566 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,566 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,566 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,567 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,567 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,567 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,567 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,567 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,567 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,567 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,567 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,567 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,567 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-12 01:25:37,568 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-12 01:25:37,568 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-12 01:25:37,568 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,568 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,568 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,568 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,568 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,568 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,568 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,568 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,569 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,569 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,569 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,569 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,569 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,569 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,569 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 01:25:37,569 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,569 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-12 01:25:37,570 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-12 01:25:37,570 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,570 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,570 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,570 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,570 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,570 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,570 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,570 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,570 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,571 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,571 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,571 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,571 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-12 01:25:37,571 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-12 01:25:37,571 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,571 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,571 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,571 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,571 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,572 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,572 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,572 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,572 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,572 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,572 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,572 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,572 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,572 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,572 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,573 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-12 01:25:37,574 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-12 01:25:37,575 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-12 01:25:37,578 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:37,579 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 01:25:37,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 01:25:37 BoogieIcfgContainer [2022-07-12 01:25:37,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 01:25:37,593 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 01:25:37,593 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 01:25:37,594 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 01:25:37,594 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:25:10" (3/4) ... [2022-07-12 01:25:37,596 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 01:25:37,623 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-12 01:25:37,624 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-12 01:25:37,626 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 01:25:37,627 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 01:25:37,740 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 01:25:37,740 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 01:25:37,741 INFO L158 Benchmark]: Toolchain (without parser) took 29731.14ms. Allocated memory was 96.5MB in the beginning and 910.2MB in the end (delta: 813.7MB). Free memory was 58.7MB in the beginning and 578.9MB in the end (delta: -520.2MB). Peak memory consumption was 293.2MB. Max. memory is 16.1GB. [2022-07-12 01:25:37,742 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 46.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 01:25:37,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 630.42ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 58.3MB in the beginning and 53.2MB in the end (delta: 5.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-07-12 01:25:37,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.22ms. Allocated memory is still 127.9MB. Free memory was 53.2MB in the beginning and 81.9MB in the end (delta: -28.8MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2022-07-12 01:25:37,742 INFO L158 Benchmark]: Boogie Preprocessor took 116.89ms. Allocated memory is still 127.9MB. Free memory was 81.9MB in the beginning and 68.6MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-12 01:25:37,742 INFO L158 Benchmark]: RCFGBuilder took 1465.16ms. Allocated memory was 127.9MB in the beginning and 186.6MB in the end (delta: 58.7MB). Free memory was 68.6MB in the beginning and 76.4MB in the end (delta: -7.8MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2022-07-12 01:25:37,743 INFO L158 Benchmark]: TraceAbstraction took 27234.86ms. Allocated memory was 186.6MB in the beginning and 910.2MB in the end (delta: 723.5MB). Free memory was 76.4MB in the beginning and 602.3MB in the end (delta: -525.9MB). Peak memory consumption was 628.7MB. Max. memory is 16.1GB. [2022-07-12 01:25:37,743 INFO L158 Benchmark]: Witness Printer took 146.91ms. Allocated memory is still 910.2MB. Free memory was 602.3MB in the beginning and 578.9MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-12 01:25:37,746 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 46.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 630.42ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 58.3MB in the beginning and 53.2MB in the end (delta: 5.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.22ms. Allocated memory is still 127.9MB. Free memory was 53.2MB in the beginning and 81.9MB in the end (delta: -28.8MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.89ms. Allocated memory is still 127.9MB. Free memory was 81.9MB in the beginning and 68.6MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1465.16ms. Allocated memory was 127.9MB in the beginning and 186.6MB in the end (delta: 58.7MB). Free memory was 68.6MB in the beginning and 76.4MB in the end (delta: -7.8MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. * TraceAbstraction took 27234.86ms. Allocated memory was 186.6MB in the beginning and 910.2MB in the end (delta: 723.5MB). Free memory was 76.4MB in the beginning and 602.3MB in the end (delta: -525.9MB). Peak memory consumption was 628.7MB. Max. memory is 16.1GB. * Witness Printer took 146.91ms. Allocated memory is still 910.2MB. Free memory was 602.3MB in the beginning and 578.9MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 191]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.2s, OverallIterations: 18, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 16.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4386 SdHoareTripleChecker+Valid, 15.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4386 mSDsluCounter, 5461 SdHoareTripleChecker+Invalid, 12.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 368 mSDsCounter, 2701 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17747 IncrementalHoareTripleChecker+Invalid, 20448 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2701 mSolverCounterUnsat, 5093 mSDtfsCounter, 17747 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1617 GetRequests, 1577 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12177occurred in iteration=14, InterpolantAutomatonStates: 68, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 18 MinimizatonAttempts, 4092 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 156 NumberOfFragments, 338 HoareAnnotationTreeSize, 4 FomulaSimplifications, 1356 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 4 FomulaSimplificationsInter, 9971 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 14918 NumberOfCodeBlocks, 14918 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 14898 ConstructedInterpolants, 0 QuantifiedInterpolants, 51659 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1840 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 20 InterpolantComputations, 18 PerfectInterpolantSequences, 27744/28692 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: ((((((((((a12 == 9 && a16 == 9) || ((a12 == 9 && a16 == 8) && 4 <= a15)) || (a16 == 9 && a15 <= 3)) || (a12 <= 7 && a16 <= 11)) || ((a16 == 8 && a12 == 8) && a18 <= 134)) || (((a12 == 9 && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a15 <= 3 && a12 <= 7)) || (((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 9 && a12 == 8)) || (a15 <= 3 && a12 == 8)) || ((a12 == 9 && a15 <= 3) && 11 <= a16) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((a12 == 9 && a16 == 9) || ((a12 == 9 && a16 == 8) && 4 <= a15)) || (a16 == 9 && a15 <= 3)) || (a12 <= 7 && a16 <= 11)) || ((a16 == 8 && a12 == 8) && a18 <= 134)) || (((a12 == 9 && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a15 <= 3 && a12 <= 7)) || (((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 9 && a12 == 8)) || (a15 <= 3 && a12 == 8)) || ((a12 == 9 && a15 <= 3) && 11 <= a16)) || (((a12 == 9 && a16 == 8) && !(a18 <= 134)) && a15 == 3) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((a12 == 9 && a16 == 9) || ((a12 == 9 && a16 == 8) && 4 <= a15)) || (a16 == 9 && a15 <= 3)) || (a12 <= 7 && a16 <= 11)) || ((a16 == 8 && a12 == 8) && a18 <= 134)) || (((a12 == 9 && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a15 <= 3 && a12 <= 7)) || (((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 9 && a12 == 8)) || (a15 <= 3 && a12 == 8)) || ((a12 == 9 && a15 <= 3) && 11 <= a16)) || (((a12 == 9 && a16 == 8) && !(a18 <= 134)) && a15 == 3) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-12 01:25:37,779 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