./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/xcsp/AllInterval-010.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b 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/xcsp/AllInterval-010.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 bfe1a42da562b3cff2a3558221569a45820196d22b493b00a35c820fb53c2bd2 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 15:27:34,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 15:27:34,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 15:27:34,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 15:27:34,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 15:27:34,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 15:27:34,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 15:27:34,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 15:27:34,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 15:27:34,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 15:27:34,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 15:27:34,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 15:27:34,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 15:27:34,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 15:27:34,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 15:27:34,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 15:27:34,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 15:27:34,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 15:27:34,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 15:27:34,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 15:27:34,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 15:27:34,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 15:27:34,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 15:27:34,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 15:27:34,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 15:27:34,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 15:27:34,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 15:27:34,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 15:27:34,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 15:27:34,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 15:27:34,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 15:27:34,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 15:27:34,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 15:27:34,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 15:27:34,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 15:27:34,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 15:27:34,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 15:27:34,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 15:27:34,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 15:27:34,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 15:27:34,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 15:27:34,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-14 15:27:34,251 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 15:27:34,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 15:27:34,252 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 15:27:34,252 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 15:27:34,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 15:27:34,253 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 15:27:34,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 15:27:34,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 15:27:34,254 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 15:27:34,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 15:27:34,254 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 15:27:34,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 15:27:34,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 15:27:34,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 15:27:34,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 15:27:34,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 15:27:34,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 15:27:34,256 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 15:27:34,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 15:27:34,256 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 15:27:34,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 15:27:34,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 15:27:34,257 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 15:27:34,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 15:27:34,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 15:27:34,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 15:27:34,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 15:27:34,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 15:27:34,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 15:27:34,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 15:27:34,259 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 15:27:34,259 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 15:27:34,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 15:27:34,260 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 15:27:34,260 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfe1a42da562b3cff2a3558221569a45820196d22b493b00a35c820fb53c2bd2 [2021-12-14 15:27:34,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 15:27:34,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 15:27:34,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 15:27:34,446 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 15:27:34,447 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 15:27:34,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/AllInterval-010.c [2021-12-14 15:27:34,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80db7d406/d2bc374847c94172b844a7c72924cc50/FLAG918d998c9 [2021-12-14 15:27:34,871 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 15:27:34,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-010.c [2021-12-14 15:27:34,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80db7d406/d2bc374847c94172b844a7c72924cc50/FLAG918d998c9 [2021-12-14 15:27:34,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80db7d406/d2bc374847c94172b844a7c72924cc50 [2021-12-14 15:27:34,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 15:27:34,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 15:27:34,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 15:27:34,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 15:27:34,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 15:27:34,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:27:34" (1/1) ... [2021-12-14 15:27:34,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c351d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:34, skipping insertion in model container [2021-12-14 15:27:34,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:27:34" (1/1) ... [2021-12-14 15:27:34,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 15:27:34,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 15:27:35,114 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/xcsp/AllInterval-010.c[5778,5791] [2021-12-14 15:27:35,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 15:27:35,122 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 15:27:35,146 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/xcsp/AllInterval-010.c[5778,5791] [2021-12-14 15:27:35,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 15:27:35,154 INFO L208 MainTranslator]: Completed translation [2021-12-14 15:27:35,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35 WrapperNode [2021-12-14 15:27:35,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 15:27:35,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 15:27:35,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 15:27:35,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 15:27:35,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (1/1) ... [2021-12-14 15:27:35,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (1/1) ... [2021-12-14 15:27:35,200 INFO L137 Inliner]: procedures = 13, calls = 135, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 276 [2021-12-14 15:27:35,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 15:27:35,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 15:27:35,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 15:27:35,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 15:27:35,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (1/1) ... [2021-12-14 15:27:35,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (1/1) ... [2021-12-14 15:27:35,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (1/1) ... [2021-12-14 15:27:35,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (1/1) ... [2021-12-14 15:27:35,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (1/1) ... [2021-12-14 15:27:35,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (1/1) ... [2021-12-14 15:27:35,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (1/1) ... [2021-12-14 15:27:35,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 15:27:35,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 15:27:35,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 15:27:35,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 15:27:35,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (1/1) ... [2021-12-14 15:27:35,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 15:27:35,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 15:27:35,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 15:27:35,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 15:27:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 15:27:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 15:27:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 15:27:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 15:27:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-12-14 15:27:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-12-14 15:27:35,313 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 15:27:35,314 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 15:27:35,509 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 15:27:35,515 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 15:27:35,515 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 15:27:35,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:27:35 BoogieIcfgContainer [2021-12-14 15:27:35,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 15:27:35,518 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 15:27:35,518 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 15:27:35,520 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 15:27:35,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 03:27:34" (1/3) ... [2021-12-14 15:27:35,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b253543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:27:35, skipping insertion in model container [2021-12-14 15:27:35,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:27:35" (2/3) ... [2021-12-14 15:27:35,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b253543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:27:35, skipping insertion in model container [2021-12-14 15:27:35,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:27:35" (3/3) ... [2021-12-14 15:27:35,522 INFO L111 eAbstractionObserver]: Analyzing ICFG AllInterval-010.c [2021-12-14 15:27:35,525 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 15:27:35,525 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 15:27:35,553 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 15:27:35,557 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 15:27:35,557 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 15:27:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand has 185 states, 54 states have (on average 1.2037037037037037) internal successors, (65), 55 states have internal predecessors, (65), 128 states have call successors, (128), 1 states have call predecessors, (128), 1 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) [2021-12-14 15:27:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 690 [2021-12-14 15:27:35,600 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 15:27:35,601 INFO L514 BasicCegarLoop]: trace histogram [128, 128, 128, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 15:27:35,602 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 15:27:35,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 15:27:35,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1825613198, now seen corresponding path program 1 times [2021-12-14 15:27:35,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 15:27:35,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252279422] [2021-12-14 15:27:35,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 15:27:35,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 15:27:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 15:27:35,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 15:27:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 15:27:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 15:27:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-14 15:27:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-14 15:27:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-14 15:27:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-14 15:27:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-14 15:27:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-14 15:27:35,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-14 15:27:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-14 15:27:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 15:27:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-14 15:27:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:35,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-14 15:27:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-14 15:27:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-14 15:27:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-14 15:27:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-14 15:27:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-14 15:27:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-12-14 15:27:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-14 15:27:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-14 15:27:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-14 15:27:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-14 15:27:36,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-14 15:27:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-14 15:27:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-14 15:27:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-14 15:27:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-14 15:27:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-12-14 15:27:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-14 15:27:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-14 15:27:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-14 15:27:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-14 15:27:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-14 15:27:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-14 15:27:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-12-14 15:27:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-12-14 15:27:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-12-14 15:27:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-14 15:27:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-14 15:27:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-14 15:27:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-14 15:27:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-14 15:27:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-14 15:27:36,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-14 15:27:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 15:27:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-14 15:27:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-12-14 15:27:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-12-14 15:27:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-12-14 15:27:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-14 15:27:36,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-14 15:27:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-14 15:27:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-14 15:27:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-14 15:27:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-14 15:27:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 15:27:36,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-14 15:27:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-12-14 15:27:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-14 15:27:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-12-14 15:27:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-14 15:27:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-14 15:27:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-12-14 15:27:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-14 15:27:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-12-14 15:27:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2021-12-14 15:27:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 15:27:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-14 15:27:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2021-12-14 15:27:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-12-14 15:27:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2021-12-14 15:27:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-14 15:27:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-14 15:27:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-14 15:27:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-12-14 15:27:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2021-12-14 15:27:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2021-12-14 15:27:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-14 15:27:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2021-12-14 15:27:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-14 15:27:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2021-12-14 15:27:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2021-12-14 15:27:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-14 15:27:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2021-12-14 15:27:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-14 15:27:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-14 15:27:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-12-14 15:27:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-14 15:27:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-14 15:27:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2021-12-14 15:27:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2021-12-14 15:27:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2021-12-14 15:27:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2021-12-14 15:27:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2021-12-14 15:27:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-14 15:27:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-14 15:27:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-12-14 15:27:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2021-12-14 15:27:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-12-14 15:27:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-14 15:27:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2021-12-14 15:27:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2021-12-14 15:27:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2021-12-14 15:27:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2021-12-14 15:27:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2021-12-14 15:27:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2021-12-14 15:27:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2021-12-14 15:27:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-14 15:27:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2021-12-14 15:27:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2021-12-14 15:27:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-12-14 15:27:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-12-14 15:27:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-12-14 15:27:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2021-12-14 15:27:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2021-12-14 15:27:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2021-12-14 15:27:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-12-14 15:27:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2021-12-14 15:27:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2021-12-14 15:27:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2021-12-14 15:27:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2021-12-14 15:27:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2021-12-14 15:27:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2021-12-14 15:27:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2021-12-14 15:27:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2021-12-14 15:27:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:36,572 INFO L134 CoverageAnalysis]: Checked inductivity of 32512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32512 trivial. 0 not checked. [2021-12-14 15:27:36,572 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 15:27:36,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252279422] [2021-12-14 15:27:36,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252279422] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 15:27:36,574 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 15:27:36,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-14 15:27:36,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861923596] [2021-12-14 15:27:36,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 15:27:36,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-14 15:27:36,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 15:27:36,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-14 15:27:36,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-14 15:27:36,606 INFO L87 Difference]: Start difference. First operand has 185 states, 54 states have (on average 1.2037037037037037) internal successors, (65), 55 states have internal predecessors, (65), 128 states have call successors, (128), 1 states have call predecessors, (128), 1 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (128), 1 states have call predecessors, (128), 1 states have return successors, (128), 1 states have call predecessors, (128), 2 states have call successors, (128) [2021-12-14 15:27:36,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 15:27:36,674 INFO L93 Difference]: Finished difference Result 364 states and 764 transitions. [2021-12-14 15:27:36,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-14 15:27:36,678 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (128), 1 states have call predecessors, (128), 1 states have return successors, (128), 1 states have call predecessors, (128), 2 states have call successors, (128) Word has length 689 [2021-12-14 15:27:36,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 15:27:36,689 INFO L225 Difference]: With dead ends: 364 [2021-12-14 15:27:36,690 INFO L226 Difference]: Without dead ends: 182 [2021-12-14 15:27:36,696 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 386 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-14 15:27:36,698 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 15:27:36,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 317 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 15:27:36,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-12-14 15:27:36,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2021-12-14 15:27:36,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 52 states have (on average 1.1730769230769231) internal successors, (61), 52 states have internal predecessors, (61), 128 states have call successors, (128), 1 states have call predecessors, (128), 1 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) [2021-12-14 15:27:36,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 317 transitions. [2021-12-14 15:27:36,767 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 317 transitions. Word has length 689 [2021-12-14 15:27:36,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 15:27:36,768 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 317 transitions. [2021-12-14 15:27:36,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (128), 1 states have call predecessors, (128), 1 states have return successors, (128), 1 states have call predecessors, (128), 2 states have call successors, (128) [2021-12-14 15:27:36,769 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 317 transitions. [2021-12-14 15:27:36,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 690 [2021-12-14 15:27:36,780 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 15:27:36,780 INFO L514 BasicCegarLoop]: trace histogram [128, 128, 128, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 15:27:36,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 15:27:36,781 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 15:27:36,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 15:27:36,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1167075398, now seen corresponding path program 1 times [2021-12-14 15:27:36,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 15:27:36,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81860954] [2021-12-14 15:27:36,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 15:27:36,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 15:27:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 15:27:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 15:27:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 15:27:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 15:27:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-14 15:27:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-14 15:27:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-14 15:27:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-14 15:27:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-14 15:27:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-14 15:27:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-14 15:27:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-14 15:27:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 15:27:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-14 15:27:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-14 15:27:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-14 15:27:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-14 15:27:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-14 15:27:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-14 15:27:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-14 15:27:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-12-14 15:27:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-14 15:27:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-14 15:27:45,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-14 15:27:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-14 15:27:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-14 15:27:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-14 15:27:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-14 15:27:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-14 15:27:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-14 15:27:45,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-12-14 15:27:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-14 15:27:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-14 15:27:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-14 15:27:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-14 15:27:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-14 15:27:45,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-14 15:27:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-12-14 15:27:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-12-14 15:27:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-12-14 15:27:45,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-14 15:27:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-14 15:27:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-14 15:27:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-14 15:27:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-14 15:27:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-14 15:27:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-14 15:27:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 15:27:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-14 15:27:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-12-14 15:27:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-12-14 15:27:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-12-14 15:27:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-14 15:27:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-14 15:27:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-14 15:27:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-14 15:27:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-14 15:27:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-14 15:27:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 15:27:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-14 15:27:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:45,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-12-14 15:27:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-14 15:27:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-12-14 15:27:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-14 15:27:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-14 15:27:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-12-14 15:27:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-14 15:27:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-12-14 15:27:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2021-12-14 15:27:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 15:27:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-12-14 15:27:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2021-12-14 15:27:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-12-14 15:27:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2021-12-14 15:27:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-14 15:27:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-14 15:27:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-14 15:27:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-12-14 15:27:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2021-12-14 15:27:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2021-12-14 15:27:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-14 15:27:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2021-12-14 15:27:46,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-14 15:27:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2021-12-14 15:27:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2021-12-14 15:27:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-14 15:27:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2021-12-14 15:27:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-14 15:27:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-14 15:27:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-12-14 15:27:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-14 15:27:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-14 15:27:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2021-12-14 15:27:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2021-12-14 15:27:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2021-12-14 15:27:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2021-12-14 15:27:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2021-12-14 15:27:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-14 15:27:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-14 15:27:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-12-14 15:27:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2021-12-14 15:27:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-12-14 15:27:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-14 15:27:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2021-12-14 15:27:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2021-12-14 15:27:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2021-12-14 15:27:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2021-12-14 15:27:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2021-12-14 15:27:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2021-12-14 15:27:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2021-12-14 15:27:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-12-14 15:27:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2021-12-14 15:27:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2021-12-14 15:27:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-12-14 15:27:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-12-14 15:27:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-12-14 15:27:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2021-12-14 15:27:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2021-12-14 15:27:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2021-12-14 15:27:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-12-14 15:27:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2021-12-14 15:27:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2021-12-14 15:27:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2021-12-14 15:27:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2021-12-14 15:27:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2021-12-14 15:27:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2021-12-14 15:27:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2021-12-14 15:27:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2021-12-14 15:27:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 32512 backedges. 3897 proven. 2583 refuted. 0 times theorem prover too weak. 26032 trivial. 0 not checked. [2021-12-14 15:27:46,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 15:27:46,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81860954] [2021-12-14 15:27:46,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81860954] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 15:27:46,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747978006] [2021-12-14 15:27:46,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 15:27:46,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 15:27:46,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 15:27:46,767 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 15:27:46,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-14 15:27:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 15:27:47,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 1319 conjuncts, 132 conjunts are in the unsatisfiable core [2021-12-14 15:27:47,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 15:27:55,595 INFO L134 CoverageAnalysis]: Checked inductivity of 32512 backedges. 5343 proven. 2709 refuted. 0 times theorem prover too weak. 24460 trivial. 0 not checked. [2021-12-14 15:27:55,595 INFO L328 TraceCheckSpWp]: Computing backward predicates...