./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e8d55036 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/loops-crafted-1/nested3-1_abstracted.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 898ef25fdb2ae04f56304d500631f410c196b9a77fbfba6f83248dcfc33b301f --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 20:15:19,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 20:15:19,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 20:15:19,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 20:15:19,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 20:15:19,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 20:15:19,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 20:15:19,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 20:15:19,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 20:15:19,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 20:15:19,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 20:15:19,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 20:15:19,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 20:15:19,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 20:15:19,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 20:15:19,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 20:15:19,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 20:15:19,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 20:15:19,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 20:15:19,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 20:15:19,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 20:15:19,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 20:15:19,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 20:15:19,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 20:15:19,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 20:15:19,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 20:15:19,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 20:15:19,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 20:15:19,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 20:15:19,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 20:15:19,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 20:15:19,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 20:15:19,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 20:15:19,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 20:15:19,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 20:15:19,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 20:15:19,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 20:15:19,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 20:15:19,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 20:15:19,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 20:15:19,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 20:15:19,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-02-15 20:15:19,132 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 20:15:19,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 20:15:19,133 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 20:15:19,134 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 20:15:19,134 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 20:15:19,135 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 20:15:19,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 20:15:19,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 20:15:19,136 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 20:15:19,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 20:15:19,137 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-15 20:15:19,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 20:15:19,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-15 20:15:19,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 20:15:19,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-15 20:15:19,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 20:15:19,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-15 20:15:19,139 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-15 20:15:19,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 20:15:19,139 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 20:15:19,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-15 20:15:19,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 20:15:19,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 20:15:19,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 20:15:19,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 20:15:19,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 20:15:19,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 20:15:19,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-15 20:15:19,142 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 20:15:19,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 20:15:19,142 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 20:15:19,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-15 20:15:19,143 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 20:15:19,143 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 20:15:19,143 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 20:15:19,143 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898ef25fdb2ae04f56304d500631f410c196b9a77fbfba6f83248dcfc33b301f [2023-02-15 20:15:19,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 20:15:19,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 20:15:19,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 20:15:19,412 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 20:15:19,412 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 20:15:19,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c [2023-02-15 20:15:20,530 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 20:15:20,705 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 20:15:20,706 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c [2023-02-15 20:15:20,711 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bc68bfc/19d8e6145bb94d8e8d6fa3e82f125eb2/FLAGe9c606b5c [2023-02-15 20:15:20,727 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bc68bfc/19d8e6145bb94d8e8d6fa3e82f125eb2 [2023-02-15 20:15:20,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 20:15:20,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 20:15:20,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 20:15:20,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 20:15:20,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 20:15:20,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c7669ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20, skipping insertion in model container [2023-02-15 20:15:20,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 20:15:20,763 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 20:15:20,876 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c[739,752] [2023-02-15 20:15:20,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 20:15:20,896 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 20:15:20,906 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested3-1_abstracted.c[739,752] [2023-02-15 20:15:20,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 20:15:20,922 INFO L208 MainTranslator]: Completed translation [2023-02-15 20:15:20,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20 WrapperNode [2023-02-15 20:15:20,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 20:15:20,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 20:15:20,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 20:15:20,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 20:15:20,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,949 INFO L138 Inliner]: procedures = 20, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2023-02-15 20:15:20,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 20:15:20,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 20:15:20,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 20:15:20,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 20:15:20,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,966 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 20:15:20,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 20:15:20,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 20:15:20,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 20:15:20,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (1/1) ... [2023-02-15 20:15:20,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 20:15:20,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 20:15:21,002 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) [2023-02-15 20:15:21,003 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 [2023-02-15 20:15:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-15 20:15:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-15 20:15:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 20:15:21,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 20:15:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-02-15 20:15:21,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-02-15 20:15:21,084 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 20:15:21,086 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 20:15:21,241 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 20:15:21,246 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 20:15:21,246 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2023-02-15 20:15:21,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 08:15:21 BoogieIcfgContainer [2023-02-15 20:15:21,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 20:15:21,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-15 20:15:21,250 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-15 20:15:21,253 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-15 20:15:21,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 08:15:20" (1/3) ... [2023-02-15 20:15:21,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67398175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 08:15:21, skipping insertion in model container [2023-02-15 20:15:21,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 08:15:20" (2/3) ... [2023-02-15 20:15:21,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67398175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 08:15:21, skipping insertion in model container [2023-02-15 20:15:21,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 08:15:21" (3/3) ... [2023-02-15 20:15:21,256 INFO L112 eAbstractionObserver]: Analyzing ICFG nested3-1_abstracted.c [2023-02-15 20:15:21,270 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-15 20:15:21,285 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-02-15 20:15:21,354 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-15 20:15:21,360 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@8182b7c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-15 20:15:21,360 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-02-15 20:15:21,365 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.588235294117647) internal successors, (27), 18 states have internal predecessors, (27), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-15 20:15:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-02-15 20:15:21,370 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:21,371 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:21,372 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:21,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:21,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1851309253, now seen corresponding path program 1 times [2023-02-15 20:15:21,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:21,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431917398] [2023-02-15 20:15:21,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:21,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:21,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 20:15:21,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:21,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431917398] [2023-02-15 20:15:21,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431917398] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 20:15:21,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 20:15:21,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-15 20:15:21,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987583676] [2023-02-15 20:15:21,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 20:15:21,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-02-15 20:15:21,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:21,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-02-15 20:15:21,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-15 20:15:21,592 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.588235294117647) internal successors, (27), 18 states have internal predecessors, (27), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 20:15:21,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:21,608 INFO L93 Difference]: Finished difference Result 44 states and 67 transitions. [2023-02-15 20:15:21,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-02-15 20:15:21,610 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-02-15 20:15:21,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:21,616 INFO L225 Difference]: With dead ends: 44 [2023-02-15 20:15:21,616 INFO L226 Difference]: Without dead ends: 19 [2023-02-15 20:15:21,619 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-15 20:15:21,623 INFO L413 NwaCegarLoop]: 28 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, 28 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 [2023-02-15 20:15:21,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 20:15:21,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2023-02-15 20:15:21,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2023-02-15 20:15:21,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 15 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 20:15:21,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2023-02-15 20:15:21,650 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 24 transitions. Word has length 7 [2023-02-15 20:15:21,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:21,651 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 24 transitions. [2023-02-15 20:15:21,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 20:15:21,651 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2023-02-15 20:15:21,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-02-15 20:15:21,652 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:21,653 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:21,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-15 20:15:21,653 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:21,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:21,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1810674329, now seen corresponding path program 1 times [2023-02-15 20:15:21,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:21,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778292181] [2023-02-15 20:15:21,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:21,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 20:15:21,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:21,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778292181] [2023-02-15 20:15:21,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778292181] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 20:15:21,768 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 20:15:21,768 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 20:15:21,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222383107] [2023-02-15 20:15:21,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 20:15:21,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 20:15:21,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:21,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 20:15:21,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 20:15:21,771 INFO L87 Difference]: Start difference. First operand 19 states and 24 transitions. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 20:15:21,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:21,787 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2023-02-15 20:15:21,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 20:15:21,787 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-02-15 20:15:21,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:21,788 INFO L225 Difference]: With dead ends: 36 [2023-02-15 20:15:21,788 INFO L226 Difference]: Without dead ends: 29 [2023-02-15 20:15:21,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 20:15:21,790 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 10 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 20:15:21,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 43 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 20:15:21,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2023-02-15 20:15:21,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 20. [2023-02-15 20:15:21,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 16 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 20:15:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2023-02-15 20:15:21,797 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 25 transitions. Word has length 7 [2023-02-15 20:15:21,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:21,797 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 25 transitions. [2023-02-15 20:15:21,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 20:15:21,798 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-02-15 20:15:21,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-15 20:15:21,798 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:21,799 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:21,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-15 20:15:21,799 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:21,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:21,800 INFO L85 PathProgramCache]: Analyzing trace with hash 301331359, now seen corresponding path program 1 times [2023-02-15 20:15:21,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:21,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781404892] [2023-02-15 20:15:21,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:21,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:21,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 20:15:21,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:21,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781404892] [2023-02-15 20:15:21,937 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781404892] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 20:15:21,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 20:15:21,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 20:15:21,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784024410] [2023-02-15 20:15:21,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 20:15:21,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 20:15:21,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:21,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 20:15:21,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 20:15:21,940 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 20:15:21,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:21,958 INFO L93 Difference]: Finished difference Result 44 states and 58 transitions. [2023-02-15 20:15:21,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 20:15:21,958 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-02-15 20:15:21,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:21,959 INFO L225 Difference]: With dead ends: 44 [2023-02-15 20:15:21,959 INFO L226 Difference]: Without dead ends: 27 [2023-02-15 20:15:21,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 20:15:21,961 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 7 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 20:15:21,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 41 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 20:15:21,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2023-02-15 20:15:21,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 21. [2023-02-15 20:15:21,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 16 states have (on average 1.3125) internal successors, (21), 17 states have internal predecessors, (21), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 20:15:21,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 26 transitions. [2023-02-15 20:15:21,973 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 26 transitions. Word has length 8 [2023-02-15 20:15:21,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:21,974 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 26 transitions. [2023-02-15 20:15:21,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 20:15:21,974 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-02-15 20:15:21,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-02-15 20:15:21,974 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:21,975 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:21,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-15 20:15:21,975 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:21,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:21,976 INFO L85 PathProgramCache]: Analyzing trace with hash 781215030, now seen corresponding path program 1 times [2023-02-15 20:15:21,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:21,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449483631] [2023-02-15 20:15:21,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:21,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:22,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 20:15:22,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:22,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449483631] [2023-02-15 20:15:22,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449483631] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 20:15:22,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 20:15:22,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 20:15:22,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213497083] [2023-02-15 20:15:22,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 20:15:22,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 20:15:22,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:22,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 20:15:22,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 20:15:22,038 INFO L87 Difference]: Start difference. First operand 21 states and 26 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 20:15:22,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:22,052 INFO L93 Difference]: Finished difference Result 40 states and 50 transitions. [2023-02-15 20:15:22,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 20:15:22,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2023-02-15 20:15:22,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:22,053 INFO L225 Difference]: With dead ends: 40 [2023-02-15 20:15:22,053 INFO L226 Difference]: Without dead ends: 22 [2023-02-15 20:15:22,054 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 20:15:22,055 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 1 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 20:15:22,055 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 37 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 20:15:22,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2023-02-15 20:15:22,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2023-02-15 20:15:22,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 16 states have (on average 1.25) internal successors, (20), 17 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 20:15:22,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2023-02-15 20:15:22,060 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 9 [2023-02-15 20:15:22,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:22,061 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2023-02-15 20:15:22,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 20:15:22,061 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-02-15 20:15:22,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-02-15 20:15:22,062 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:22,062 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:22,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-02-15 20:15:22,062 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:22,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:22,063 INFO L85 PathProgramCache]: Analyzing trace with hash -2077858032, now seen corresponding path program 1 times [2023-02-15 20:15:22,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:22,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146063354] [2023-02-15 20:15:22,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:22,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:22,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 20:15:22,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:22,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146063354] [2023-02-15 20:15:22,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146063354] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 20:15:22,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 20:15:22,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-02-15 20:15:22,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199456115] [2023-02-15 20:15:22,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 20:15:22,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-15 20:15:22,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:22,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-15 20:15:22,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-02-15 20:15:22,351 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 20:15:22,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:22,457 INFO L93 Difference]: Finished difference Result 44 states and 52 transitions. [2023-02-15 20:15:22,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-15 20:15:22,458 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2023-02-15 20:15:22,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:22,459 INFO L225 Difference]: With dead ends: 44 [2023-02-15 20:15:22,460 INFO L226 Difference]: Without dead ends: 26 [2023-02-15 20:15:22,460 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-02-15 20:15:22,462 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 12 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 20:15:22,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 73 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 20:15:22,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2023-02-15 20:15:22,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2023-02-15 20:15:22,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 20:15:22,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2023-02-15 20:15:22,476 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 12 [2023-02-15 20:15:22,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:22,476 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2023-02-15 20:15:22,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 20:15:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-02-15 20:15:22,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-02-15 20:15:22,477 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:22,478 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:22,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-02-15 20:15:22,478 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:22,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:22,481 INFO L85 PathProgramCache]: Analyzing trace with hash -648681359, now seen corresponding path program 1 times [2023-02-15 20:15:22,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:22,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200894544] [2023-02-15 20:15:22,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:22,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:22,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 20:15:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:22,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 20:15:22,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:22,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200894544] [2023-02-15 20:15:22,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200894544] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 20:15:22,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763515058] [2023-02-15 20:15:22,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:22,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:15:22,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 20:15:22,610 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) [2023-02-15 20:15:22,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-15 20:15:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:22,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 10 conjunts are in the unsatisfiable core [2023-02-15 20:15:22,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 20:15:22,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 20:15:22,734 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 20:15:22,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 20:15:22,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763515058] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 20:15:22,817 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 20:15:22,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 6] total 11 [2023-02-15 20:15:22,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778791838] [2023-02-15 20:15:22,817 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 20:15:22,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-02-15 20:15:22,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:22,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-02-15 20:15:22,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-02-15 20:15:22,821 INFO L87 Difference]: Start difference. First operand 25 states and 27 transitions. Second operand has 11 states, 11 states have (on average 2.727272727272727) internal successors, (30), 9 states have internal predecessors, (30), 5 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 20:15:22,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:22,945 INFO L93 Difference]: Finished difference Result 75 states and 86 transitions. [2023-02-15 20:15:22,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-02-15 20:15:22,946 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.727272727272727) internal successors, (30), 9 states have internal predecessors, (30), 5 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 19 [2023-02-15 20:15:22,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:22,948 INFO L225 Difference]: With dead ends: 75 [2023-02-15 20:15:22,949 INFO L226 Difference]: Without dead ends: 53 [2023-02-15 20:15:22,952 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2023-02-15 20:15:22,955 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 31 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 20:15:22,956 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 190 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 20:15:22,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2023-02-15 20:15:22,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 44. [2023-02-15 20:15:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 34 states have (on average 1.1176470588235294) internal successors, (38), 36 states have internal predecessors, (38), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2023-02-15 20:15:22,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2023-02-15 20:15:22,979 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 49 transitions. Word has length 19 [2023-02-15 20:15:22,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:22,979 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 49 transitions. [2023-02-15 20:15:22,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.727272727272727) internal successors, (30), 9 states have internal predecessors, (30), 5 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 20:15:22,980 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2023-02-15 20:15:22,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-02-15 20:15:22,981 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:22,981 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:22,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-02-15 20:15:23,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-02-15 20:15:23,190 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:23,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:23,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1309729697, now seen corresponding path program 2 times [2023-02-15 20:15:23,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:23,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641524702] [2023-02-15 20:15:23,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:23,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:23,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 20:15:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:23,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-02-15 20:15:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:23,296 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 20:15:23,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:23,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641524702] [2023-02-15 20:15:23,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641524702] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 20:15:23,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [499054705] [2023-02-15 20:15:23,299 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 20:15:23,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:15:23,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 20:15:23,301 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) [2023-02-15 20:15:23,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-15 20:15:23,349 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 20:15:23,349 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 20:15:23,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2023-02-15 20:15:23,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 20:15:23,441 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 20:15:23,441 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 20:15:23,511 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 20:15:23,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [499054705] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 20:15:23,514 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 20:15:23,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2023-02-15 20:15:23,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918685546] [2023-02-15 20:15:23,514 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 20:15:23,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-02-15 20:15:23,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:23,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-02-15 20:15:23,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2023-02-15 20:15:23,517 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. Second operand has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 9 states have internal predecessors, (38), 5 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 20:15:23,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:23,642 INFO L93 Difference]: Finished difference Result 113 states and 131 transitions. [2023-02-15 20:15:23,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-15 20:15:23,643 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 9 states have internal predecessors, (38), 5 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 30 [2023-02-15 20:15:23,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:23,646 INFO L225 Difference]: With dead ends: 113 [2023-02-15 20:15:23,646 INFO L226 Difference]: Without dead ends: 72 [2023-02-15 20:15:23,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=62, Unknown=0, NotChecked=0, Total=110 [2023-02-15 20:15:23,648 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 20 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 20:15:23,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 123 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 20:15:23,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-02-15 20:15:23,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-02-15 20:15:23,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 58 states have (on average 1.0689655172413792) internal successors, (62), 60 states have internal predecessors, (62), 10 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2023-02-15 20:15:23,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 81 transitions. [2023-02-15 20:15:23,676 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 81 transitions. Word has length 30 [2023-02-15 20:15:23,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:23,676 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 81 transitions. [2023-02-15 20:15:23,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 9 states have internal predecessors, (38), 5 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 20:15:23,677 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2023-02-15 20:15:23,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-02-15 20:15:23,681 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:23,681 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:23,692 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-02-15 20:15:23,882 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,SelfDestructingSolverStorable6 [2023-02-15 20:15:23,882 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:23,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:23,883 INFO L85 PathProgramCache]: Analyzing trace with hash -339984929, now seen corresponding path program 3 times [2023-02-15 20:15:23,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:23,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525556408] [2023-02-15 20:15:23,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:23,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:24,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 20:15:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:24,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-02-15 20:15:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:24,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-02-15 20:15:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:24,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 20:15:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:24,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 20:15:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:24,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-02-15 20:15:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:24,174 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 12 proven. 111 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-02-15 20:15:24,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:24,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525556408] [2023-02-15 20:15:24,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525556408] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 20:15:24,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [860513231] [2023-02-15 20:15:24,175 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 20:15:24,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:15:24,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 20:15:24,177 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 20:15:24,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-15 20:15:24,243 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-02-15 20:15:24,244 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 20:15:24,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 10 conjunts are in the unsatisfiable core [2023-02-15 20:15:24,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 20:15:24,502 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-02-15 20:15:24,503 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 20:15:24,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [860513231] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 20:15:24,503 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-15 20:15:24,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2023-02-15 20:15:24,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906181671] [2023-02-15 20:15:24,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 20:15:24,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-15 20:15:24,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:24,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-15 20:15:24,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2023-02-15 20:15:24,504 INFO L87 Difference]: Start difference. First operand 72 states and 81 transitions. Second operand has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 20:15:24,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:24,677 INFO L93 Difference]: Finished difference Result 78 states and 86 transitions. [2023-02-15 20:15:24,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-15 20:15:24,677 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 74 [2023-02-15 20:15:24,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:24,678 INFO L225 Difference]: With dead ends: 78 [2023-02-15 20:15:24,678 INFO L226 Difference]: Without dead ends: 74 [2023-02-15 20:15:24,679 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2023-02-15 20:15:24,679 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 12 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 20:15:24,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 111 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 20:15:24,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-02-15 20:15:24,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 62. [2023-02-15 20:15:24,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 51 states have (on average 1.0392156862745099) internal successors, (53), 51 states have internal predecessors, (53), 8 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-02-15 20:15:24,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 68 transitions. [2023-02-15 20:15:24,694 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 68 transitions. Word has length 74 [2023-02-15 20:15:24,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:24,694 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 68 transitions. [2023-02-15 20:15:24,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 20:15:24,694 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 68 transitions. [2023-02-15 20:15:24,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-02-15 20:15:24,695 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:24,696 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:24,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-02-15 20:15:24,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:15:24,901 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:24,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:24,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1552769428, now seen corresponding path program 1 times [2023-02-15 20:15:24,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:24,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317077088] [2023-02-15 20:15:24,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:24,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:25,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 20:15:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:25,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-02-15 20:15:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:25,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-02-15 20:15:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:25,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 20:15:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:25,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 20:15:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:25,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-02-15 20:15:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:25,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-02-15 20:15:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:25,194 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 15 proven. 111 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-02-15 20:15:25,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:25,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317077088] [2023-02-15 20:15:25,194 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317077088] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 20:15:25,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107821604] [2023-02-15 20:15:25,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:25,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:15:25,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 20:15:25,196 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 20:15:25,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-15 20:15:25,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:25,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 10 conjunts are in the unsatisfiable core [2023-02-15 20:15:25,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 20:15:25,378 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 14 proven. 42 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-02-15 20:15:25,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 20:15:25,557 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 54 proven. 2 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-02-15 20:15:25,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107821604] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 20:15:25,557 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 20:15:25,558 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 17 [2023-02-15 20:15:25,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505600826] [2023-02-15 20:15:25,558 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 20:15:25,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-02-15 20:15:25,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:25,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-02-15 20:15:25,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2023-02-15 20:15:25,561 INFO L87 Difference]: Start difference. First operand 62 states and 68 transitions. Second operand has 17 states, 17 states have (on average 4.9411764705882355) internal successors, (84), 17 states have internal predecessors, (84), 11 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 11 states have call predecessors, (13), 11 states have call successors, (13) [2023-02-15 20:15:26,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:26,397 INFO L93 Difference]: Finished difference Result 311 states and 362 transitions. [2023-02-15 20:15:26,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-02-15 20:15:26,398 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.9411764705882355) internal successors, (84), 17 states have internal predecessors, (84), 11 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 11 states have call predecessors, (13), 11 states have call successors, (13) Word has length 81 [2023-02-15 20:15:26,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:26,400 INFO L225 Difference]: With dead ends: 311 [2023-02-15 20:15:26,400 INFO L226 Difference]: Without dead ends: 252 [2023-02-15 20:15:26,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 491 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=402, Invalid=1578, Unknown=0, NotChecked=0, Total=1980 [2023-02-15 20:15:26,402 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 226 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 488 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-02-15 20:15:26,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 654 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 488 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-02-15 20:15:26,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2023-02-15 20:15:26,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 228. [2023-02-15 20:15:26,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 192 states have (on average 1.0260416666666667) internal successors, (197), 192 states have internal predecessors, (197), 33 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-02-15 20:15:26,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 262 transitions. [2023-02-15 20:15:26,455 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 262 transitions. Word has length 81 [2023-02-15 20:15:26,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:26,456 INFO L495 AbstractCegarLoop]: Abstraction has 228 states and 262 transitions. [2023-02-15 20:15:26,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.9411764705882355) internal successors, (84), 17 states have internal predecessors, (84), 11 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 11 states have call predecessors, (13), 11 states have call successors, (13) [2023-02-15 20:15:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 262 transitions. [2023-02-15 20:15:26,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2023-02-15 20:15:26,461 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:26,461 INFO L195 NwaCegarLoop]: trace histogram [33, 32, 32, 28, 28, 28, 28, 28, 28, 28, 28, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:26,468 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-02-15 20:15:26,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:15:26,673 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:26,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:26,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1967935961, now seen corresponding path program 2 times [2023-02-15 20:15:26,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:26,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284324081] [2023-02-15 20:15:26,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:26,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 20:15:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-02-15 20:15:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-02-15 20:15:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 20:15:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 20:15:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-02-15 20:15:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-02-15 20:15:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-02-15 20:15:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-02-15 20:15:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-02-15 20:15:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-02-15 20:15:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-02-15 20:15:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-02-15 20:15:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-02-15 20:15:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-02-15 20:15:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-02-15 20:15:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-02-15 20:15:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-02-15 20:15:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-02-15 20:15:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-02-15 20:15:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-02-15 20:15:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2023-02-15 20:15:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2023-02-15 20:15:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2023-02-15 20:15:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2023-02-15 20:15:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-02-15 20:15:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2023-02-15 20:15:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2023-02-15 20:15:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2023-02-15 20:15:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2023-02-15 20:15:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2023-02-15 20:15:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2023-02-15 20:15:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:27,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4834 backedges. 1142 proven. 154 refuted. 0 times theorem prover too weak. 3538 trivial. 0 not checked. [2023-02-15 20:15:27,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:27,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284324081] [2023-02-15 20:15:27,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284324081] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 20:15:27,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [423586065] [2023-02-15 20:15:27,407 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 20:15:27,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:15:27,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 20:15:27,408 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 20:15:27,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-02-15 20:15:27,563 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 20:15:27,563 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 20:15:27,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 22 conjunts are in the unsatisfiable core [2023-02-15 20:15:27,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 20:15:28,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4834 backedges. 64 proven. 2303 refuted. 0 times theorem prover too weak. 2467 trivial. 0 not checked. [2023-02-15 20:15:28,029 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 20:15:28,794 INFO L134 CoverageAnalysis]: Checked inductivity of 4834 backedges. 151 proven. 2216 refuted. 0 times theorem prover too weak. 2467 trivial. 0 not checked. [2023-02-15 20:15:28,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [423586065] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 20:15:28,795 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 20:15:28,795 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12, 12] total 30 [2023-02-15 20:15:28,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689688210] [2023-02-15 20:15:28,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 20:15:28,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-02-15 20:15:28,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:28,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-02-15 20:15:28,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=686, Unknown=0, NotChecked=0, Total=870 [2023-02-15 20:15:28,798 INFO L87 Difference]: Start difference. First operand 228 states and 262 transitions. Second operand has 30 states, 30 states have (on average 6.266666666666667) internal successors, (188), 30 states have internal predecessors, (188), 24 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 24 states have call predecessors, (33), 24 states have call successors, (33) [2023-02-15 20:15:33,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:33,890 INFO L93 Difference]: Finished difference Result 851 states and 1001 transitions. [2023-02-15 20:15:33,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2023-02-15 20:15:33,890 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 6.266666666666667) internal successors, (188), 30 states have internal predecessors, (188), 24 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 24 states have call predecessors, (33), 24 states have call successors, (33) Word has length 347 [2023-02-15 20:15:33,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:33,895 INFO L225 Difference]: With dead ends: 851 [2023-02-15 20:15:33,895 INFO L226 Difference]: Without dead ends: 676 [2023-02-15 20:15:33,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 850 GetRequests, 739 SyntacticMatches, 0 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4341 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=2157, Invalid=10499, Unknown=0, NotChecked=0, Total=12656 [2023-02-15 20:15:33,901 INFO L413 NwaCegarLoop]: 294 mSDtfsCounter, 397 mSDsluCounter, 2552 mSDsCounter, 0 mSdLazyCounter, 2354 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 2846 SdHoareTripleChecker+Invalid, 2584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 2354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-02-15 20:15:33,901 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 2846 Invalid, 2584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 2354 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-02-15 20:15:33,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2023-02-15 20:15:33,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 616. [2023-02-15 20:15:33,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 522 states have (on average 1.0210727969348659) internal successors, (533), 522 states have internal predecessors, (533), 91 states have call successors, (91), 3 states have call predecessors, (91), 2 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-02-15 20:15:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 714 transitions. [2023-02-15 20:15:33,997 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 714 transitions. Word has length 347 [2023-02-15 20:15:33,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:33,997 INFO L495 AbstractCegarLoop]: Abstraction has 616 states and 714 transitions. [2023-02-15 20:15:33,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 6.266666666666667) internal successors, (188), 30 states have internal predecessors, (188), 24 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 24 states have call predecessors, (33), 24 states have call successors, (33) [2023-02-15 20:15:33,998 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 714 transitions. [2023-02-15 20:15:34,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2023-02-15 20:15:34,027 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:34,027 INFO L195 NwaCegarLoop]: trace histogram [91, 90, 90, 80, 80, 80, 80, 80, 80, 80, 80, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:34,039 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-02-15 20:15:34,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-02-15 20:15:34,233 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:34,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:34,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1157803239, now seen corresponding path program 3 times [2023-02-15 20:15:34,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:34,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887768186] [2023-02-15 20:15:34,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:34,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 20:15:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-02-15 20:15:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-02-15 20:15:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 20:15:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 20:15:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-02-15 20:15:36,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-02-15 20:15:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-02-15 20:15:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 20:15:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-02-15 20:15:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-02-15 20:15:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-02-15 20:15:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-02-15 20:15:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-02-15 20:15:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-02-15 20:15:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-02-15 20:15:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-02-15 20:15:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-02-15 20:15:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-02-15 20:15:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-02-15 20:15:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-02-15 20:15:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2023-02-15 20:15:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2023-02-15 20:15:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-02-15 20:15:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-02-15 20:15:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2023-02-15 20:15:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2023-02-15 20:15:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2023-02-15 20:15:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2023-02-15 20:15:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2023-02-15 20:15:36,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2023-02-15 20:15:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2023-02-15 20:15:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2023-02-15 20:15:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2023-02-15 20:15:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2023-02-15 20:15:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2023-02-15 20:15:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2023-02-15 20:15:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2023-02-15 20:15:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2023-02-15 20:15:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-02-15 20:15:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2023-02-15 20:15:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2023-02-15 20:15:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2023-02-15 20:15:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2023-02-15 20:15:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2023-02-15 20:15:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2023-02-15 20:15:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2023-02-15 20:15:36,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2023-02-15 20:15:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-02-15 20:15:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-02-15 20:15:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2023-02-15 20:15:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2023-02-15 20:15:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2023-02-15 20:15:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2023-02-15 20:15:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2023-02-15 20:15:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 595 [2023-02-15 20:15:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2023-02-15 20:15:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2023-02-15 20:15:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-02-15 20:15:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2023-02-15 20:15:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2023-02-15 20:15:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2023-02-15 20:15:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2023-02-15 20:15:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2023-02-15 20:15:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 691 [2023-02-15 20:15:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2023-02-15 20:15:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2023-02-15 20:15:36,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-02-15 20:15:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 735 [2023-02-15 20:15:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2023-02-15 20:15:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2023-02-15 20:15:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 764 [2023-02-15 20:15:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2023-02-15 20:15:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 787 [2023-02-15 20:15:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 798 [2023-02-15 20:15:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 809 [2023-02-15 20:15:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 820 [2023-02-15 20:15:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 831 [2023-02-15 20:15:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 842 [2023-02-15 20:15:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 853 [2023-02-15 20:15:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 860 [2023-02-15 20:15:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 872 [2023-02-15 20:15:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 883 [2023-02-15 20:15:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 894 [2023-02-15 20:15:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2023-02-15 20:15:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 916 [2023-02-15 20:15:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 927 [2023-02-15 20:15:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 938 [2023-02-15 20:15:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 949 [2023-02-15 20:15:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 956 [2023-02-15 20:15:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:36,309 INFO L134 CoverageAnalysis]: Checked inductivity of 39310 backedges. 4375 proven. 204 refuted. 0 times theorem prover too weak. 34731 trivial. 0 not checked. [2023-02-15 20:15:36,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:36,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887768186] [2023-02-15 20:15:36,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887768186] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 20:15:36,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1717407014] [2023-02-15 20:15:36,310 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 20:15:36,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:15:36,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 20:15:36,312 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 20:15:36,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-02-15 20:15:38,022 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2023-02-15 20:15:38,022 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 20:15:38,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 20 conjunts are in the unsatisfiable core [2023-02-15 20:15:38,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 20:15:38,242 INFO L134 CoverageAnalysis]: Checked inductivity of 39310 backedges. 4747 proven. 204 refuted. 0 times theorem prover too weak. 34359 trivial. 0 not checked. [2023-02-15 20:15:38,242 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 20:15:39,081 INFO L134 CoverageAnalysis]: Checked inductivity of 39310 backedges. 4393 proven. 204 refuted. 0 times theorem prover too weak. 34713 trivial. 0 not checked. [2023-02-15 20:15:39,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1717407014] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 20:15:39,082 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 20:15:39,082 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 12] total 22 [2023-02-15 20:15:39,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195450545] [2023-02-15 20:15:39,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 20:15:39,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-02-15 20:15:39,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:39,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-02-15 20:15:39,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=311, Unknown=0, NotChecked=0, Total=462 [2023-02-15 20:15:39,089 INFO L87 Difference]: Start difference. First operand 616 states and 714 transitions. Second operand has 22 states, 22 states have (on average 5.954545454545454) internal successors, (131), 22 states have internal predecessors, (131), 18 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 18 states have call predecessors, (21), 18 states have call successors, (21) [2023-02-15 20:15:44,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:15:44,813 INFO L93 Difference]: Finished difference Result 1872 states and 2259 transitions. [2023-02-15 20:15:44,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-02-15 20:15:44,814 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.954545454545454) internal successors, (131), 22 states have internal predecessors, (131), 18 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 18 states have call predecessors, (21), 18 states have call successors, (21) Word has length 967 [2023-02-15 20:15:44,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:15:44,824 INFO L225 Difference]: With dead ends: 1872 [2023-02-15 20:15:44,824 INFO L226 Difference]: Without dead ends: 1316 [2023-02-15 20:15:44,827 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2134 GetRequests, 2104 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=346, Invalid=584, Unknown=0, NotChecked=0, Total=930 [2023-02-15 20:15:44,827 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 69 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 337 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 587 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-02-15 20:15:44,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 587 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 337 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-02-15 20:15:44,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1316 states. [2023-02-15 20:15:44,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1316 to 1316. [2023-02-15 20:15:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1316 states, 1122 states have (on average 1.0098039215686274) internal successors, (1133), 1122 states have internal predecessors, (1133), 191 states have call successors, (191), 3 states have call predecessors, (191), 2 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2023-02-15 20:15:45,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 1316 states and 1514 transitions. [2023-02-15 20:15:45,007 INFO L78 Accepts]: Start accepts. Automaton has 1316 states and 1514 transitions. Word has length 967 [2023-02-15 20:15:45,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:15:45,007 INFO L495 AbstractCegarLoop]: Abstraction has 1316 states and 1514 transitions. [2023-02-15 20:15:45,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.954545454545454) internal successors, (131), 22 states have internal predecessors, (131), 18 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 18 states have call predecessors, (21), 18 states have call successors, (21) [2023-02-15 20:15:45,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1514 transitions. [2023-02-15 20:15:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2068 [2023-02-15 20:15:45,072 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:15:45,072 INFO L195 NwaCegarLoop]: trace histogram [191, 190, 190, 180, 180, 180, 180, 180, 180, 180, 180, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1] [2023-02-15 20:15:45,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-02-15 20:15:45,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:15:45,274 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:15:45,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:15:45,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1700933337, now seen corresponding path program 4 times [2023-02-15 20:15:45,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:15:45,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192772100] [2023-02-15 20:15:45,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:15:45,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:15:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 20:15:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-02-15 20:15:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-02-15 20:15:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 20:15:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 20:15:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-02-15 20:15:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-02-15 20:15:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-02-15 20:15:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-02-15 20:15:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-02-15 20:15:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-02-15 20:15:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-02-15 20:15:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-02-15 20:15:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 20:15:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-02-15 20:15:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-02-15 20:15:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-02-15 20:15:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-02-15 20:15:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-02-15 20:15:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-02-15 20:15:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-02-15 20:15:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 20:15:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-02-15 20:15:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-02-15 20:15:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-02-15 20:15:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-02-15 20:15:51,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-02-15 20:15:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-02-15 20:15:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2023-02-15 20:15:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2023-02-15 20:15:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2023-02-15 20:15:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2023-02-15 20:15:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2023-02-15 20:15:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2023-02-15 20:15:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2023-02-15 20:15:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2023-02-15 20:15:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-02-15 20:15:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2023-02-15 20:15:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2023-02-15 20:15:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-02-15 20:15:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-02-15 20:15:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2023-02-15 20:15:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2023-02-15 20:15:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2023-02-15 20:15:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2023-02-15 20:15:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-02-15 20:15:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-02-15 20:15:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2023-02-15 20:15:51,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2023-02-15 20:15:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2023-02-15 20:15:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2023-02-15 20:15:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-02-15 20:15:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-02-15 20:15:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2023-02-15 20:15:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2023-02-15 20:15:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2023-02-15 20:15:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2023-02-15 20:15:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2023-02-15 20:15:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2023-02-15 20:15:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2023-02-15 20:15:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-02-15 20:15:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-02-15 20:15:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2023-02-15 20:15:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2023-02-15 20:15:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2023-02-15 20:15:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 714 [2023-02-15 20:15:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-02-15 20:15:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-02-15 20:15:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 747 [2023-02-15 20:15:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2023-02-15 20:15:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 769 [2023-02-15 20:15:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2023-02-15 20:15:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-02-15 20:15:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 802 [2023-02-15 20:15:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2023-02-15 20:15:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 820 [2023-02-15 20:15:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 832 [2023-02-15 20:15:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 843 [2023-02-15 20:15:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2023-02-15 20:15:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 865 [2023-02-15 20:15:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 876 [2023-02-15 20:15:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2023-02-15 20:15:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2023-02-15 20:15:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 909 [2023-02-15 20:15:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 920 [2023-02-15 20:15:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 931 [2023-02-15 20:15:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 942 [2023-02-15 20:15:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 953 [2023-02-15 20:15:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 964 [2023-02-15 20:15:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 975 [2023-02-15 20:15:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 986 [2023-02-15 20:15:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 997 [2023-02-15 20:15:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1008 [2023-02-15 20:15:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2023-02-15 20:15:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1026 [2023-02-15 20:15:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1038 [2023-02-15 20:15:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2023-02-15 20:15:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1060 [2023-02-15 20:15:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1071 [2023-02-15 20:15:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1082 [2023-02-15 20:15:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1093 [2023-02-15 20:15:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1104 [2023-02-15 20:15:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1115 [2023-02-15 20:15:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1126 [2023-02-15 20:15:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1137 [2023-02-15 20:15:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1148 [2023-02-15 20:15:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1159 [2023-02-15 20:15:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1170 [2023-02-15 20:15:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1181 [2023-02-15 20:15:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1192 [2023-02-15 20:15:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1203 [2023-02-15 20:15:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2023-02-15 20:15:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1225 [2023-02-15 20:15:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1232 [2023-02-15 20:15:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2023-02-15 20:15:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1255 [2023-02-15 20:15:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1266 [2023-02-15 20:15:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1277 [2023-02-15 20:15:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1288 [2023-02-15 20:15:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1299 [2023-02-15 20:15:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1310 [2023-02-15 20:15:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1321 [2023-02-15 20:15:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1332 [2023-02-15 20:15:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1343 [2023-02-15 20:15:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1354 [2023-02-15 20:15:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1365 [2023-02-15 20:15:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1376 [2023-02-15 20:15:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1387 [2023-02-15 20:15:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1398 [2023-02-15 20:15:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1409 [2023-02-15 20:15:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1420 [2023-02-15 20:15:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1431 [2023-02-15 20:15:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1438 [2023-02-15 20:15:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1450 [2023-02-15 20:15:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1461 [2023-02-15 20:15:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1472 [2023-02-15 20:15:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1483 [2023-02-15 20:15:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1494 [2023-02-15 20:15:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1505 [2023-02-15 20:15:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1516 [2023-02-15 20:15:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1527 [2023-02-15 20:15:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1538 [2023-02-15 20:15:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1549 [2023-02-15 20:15:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1560 [2023-02-15 20:15:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1571 [2023-02-15 20:15:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1582 [2023-02-15 20:15:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1593 [2023-02-15 20:15:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1604 [2023-02-15 20:15:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1615 [2023-02-15 20:15:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1626 [2023-02-15 20:15:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1637 [2023-02-15 20:15:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1644 [2023-02-15 20:15:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1656 [2023-02-15 20:15:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1667 [2023-02-15 20:15:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1678 [2023-02-15 20:15:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1689 [2023-02-15 20:15:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1700 [2023-02-15 20:15:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1711 [2023-02-15 20:15:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1722 [2023-02-15 20:15:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1733 [2023-02-15 20:15:51,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1744 [2023-02-15 20:15:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1755 [2023-02-15 20:15:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1766 [2023-02-15 20:15:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1777 [2023-02-15 20:15:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1788 [2023-02-15 20:15:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1799 [2023-02-15 20:15:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1810 [2023-02-15 20:15:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1821 [2023-02-15 20:15:51,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1832 [2023-02-15 20:15:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1843 [2023-02-15 20:15:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1850 [2023-02-15 20:15:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1862 [2023-02-15 20:15:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1873 [2023-02-15 20:15:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1884 [2023-02-15 20:15:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1895 [2023-02-15 20:15:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1906 [2023-02-15 20:15:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1917 [2023-02-15 20:15:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1928 [2023-02-15 20:15:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1939 [2023-02-15 20:15:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1950 [2023-02-15 20:15:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1961 [2023-02-15 20:15:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1972 [2023-02-15 20:15:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1983 [2023-02-15 20:15:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1994 [2023-02-15 20:15:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2005 [2023-02-15 20:15:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2016 [2023-02-15 20:15:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2027 [2023-02-15 20:15:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2038 [2023-02-15 20:15:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2049 [2023-02-15 20:15:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2056 [2023-02-15 20:15:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:15:51,715 INFO L134 CoverageAnalysis]: Checked inductivity of 186960 backedges. 21135 proven. 1089 refuted. 0 times theorem prover too weak. 164736 trivial. 0 not checked. [2023-02-15 20:15:51,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:15:51,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192772100] [2023-02-15 20:15:51,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192772100] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 20:15:51,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [407370652] [2023-02-15 20:15:51,716 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 20:15:51,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:15:51,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 20:15:51,717 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 20:15:51,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-02-15 20:15:52,392 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 20:15:52,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 20:15:52,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 4153 conjuncts, 46 conjunts are in the unsatisfiable core [2023-02-15 20:15:52,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 20:15:54,412 INFO L134 CoverageAnalysis]: Checked inductivity of 186960 backedges. 380 proven. 104763 refuted. 0 times theorem prover too weak. 81817 trivial. 0 not checked. [2023-02-15 20:15:54,413 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 20:15:57,462 INFO L134 CoverageAnalysis]: Checked inductivity of 186960 backedges. 948 proven. 104195 refuted. 0 times theorem prover too weak. 81817 trivial. 0 not checked. [2023-02-15 20:15:57,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [407370652] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 20:15:57,463 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 20:15:57,463 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 24, 24] total 65 [2023-02-15 20:15:57,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463021259] [2023-02-15 20:15:57,464 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 20:15:57,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2023-02-15 20:15:57,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 20:15:57,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2023-02-15 20:15:57,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=673, Invalid=3487, Unknown=0, NotChecked=0, Total=4160 [2023-02-15 20:15:57,470 INFO L87 Difference]: Start difference. First operand 1316 states and 1514 transitions. Second operand has 65 states, 65 states have (on average 6.676923076923077) internal successors, (434), 65 states have internal predecessors, (434), 59 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (80), 59 states have call predecessors, (80), 59 states have call successors, (80) [2023-02-15 20:19:09,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 20:19:09,512 INFO L93 Difference]: Finished difference Result 4348 states and 5043 transitions. [2023-02-15 20:19:09,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 452 states. [2023-02-15 20:19:09,513 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 6.676923076923077) internal successors, (434), 65 states have internal predecessors, (434), 59 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (80), 59 states have call predecessors, (80), 59 states have call successors, (80) Word has length 2067 [2023-02-15 20:19:09,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 20:19:09,524 INFO L225 Difference]: With dead ends: 4348 [2023-02-15 20:19:09,525 INFO L226 Difference]: Without dead ends: 3162 [2023-02-15 20:19:09,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4961 GetRequests, 4471 SyntacticMatches, 0 SemanticMatches, 490 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101414 ImplicationChecksByTransitivity, 179.1s TimeCoverageRelationStatistics Valid=21164, Invalid=220407, Unknown=1, NotChecked=0, Total=241572 [2023-02-15 20:19:09,562 INFO L413 NwaCegarLoop]: 1483 mSDtfsCounter, 1590 mSDsluCounter, 35096 mSDsCounter, 0 mSdLazyCounter, 29342 mSolverCounterSat, 1081 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1594 SdHoareTripleChecker+Valid, 36579 SdHoareTripleChecker+Invalid, 30423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1081 IncrementalHoareTripleChecker+Valid, 29342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2023-02-15 20:19:09,562 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1594 Valid, 36579 Invalid, 30423 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1081 Valid, 29342 Invalid, 0 Unknown, 0 Unchecked, 13.1s Time] [2023-02-15 20:19:09,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3162 states. [2023-02-15 20:19:09,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3162 to 3030. [2023-02-15 20:19:09,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3030 states, 2586 states have (on average 1.008894044856922) internal successors, (2609), 2586 states have internal predecessors, (2609), 441 states have call successors, (441), 3 states have call predecessors, (441), 2 states have return successors, (440), 440 states have call predecessors, (440), 440 states have call successors, (440) [2023-02-15 20:19:09,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3490 transitions. [2023-02-15 20:19:09,927 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3490 transitions. Word has length 2067 [2023-02-15 20:19:09,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 20:19:09,928 INFO L495 AbstractCegarLoop]: Abstraction has 3030 states and 3490 transitions. [2023-02-15 20:19:09,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 6.676923076923077) internal successors, (434), 65 states have internal predecessors, (434), 59 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (80), 59 states have call predecessors, (80), 59 states have call successors, (80) [2023-02-15 20:19:09,928 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3490 transitions. [2023-02-15 20:19:10,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4782 [2023-02-15 20:19:10,091 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 20:19:10,092 INFO L195 NwaCegarLoop]: trace histogram [441, 440, 440, 418, 418, 418, 418, 418, 418, 418, 418, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1] [2023-02-15 20:19:10,103 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-02-15 20:19:10,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:19:10,293 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 20:19:10,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 20:19:10,294 INFO L85 PathProgramCache]: Analyzing trace with hash -983696391, now seen corresponding path program 5 times [2023-02-15 20:19:10,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 20:19:10,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801097171] [2023-02-15 20:19:10,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 20:19:10,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 20:19:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 20:19:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-02-15 20:19:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-02-15 20:19:26,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 20:19:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 20:19:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-02-15 20:19:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-02-15 20:19:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-02-15 20:19:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-02-15 20:19:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-02-15 20:19:26,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-02-15 20:19:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-02-15 20:19:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-02-15 20:19:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 20:19:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-02-15 20:19:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-02-15 20:19:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-02-15 20:19:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-02-15 20:19:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-02-15 20:19:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-02-15 20:19:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-02-15 20:19:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 20:19:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-02-15 20:19:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-02-15 20:19:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-02-15 20:19:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-02-15 20:19:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-02-15 20:19:26,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-02-15 20:19:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2023-02-15 20:19:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2023-02-15 20:19:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2023-02-15 20:19:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2023-02-15 20:19:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2023-02-15 20:19:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2023-02-15 20:19:26,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2023-02-15 20:19:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2023-02-15 20:19:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-02-15 20:19:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2023-02-15 20:19:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2023-02-15 20:19:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2023-02-15 20:19:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-02-15 20:19:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2023-02-15 20:19:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2023-02-15 20:19:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2023-02-15 20:19:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2023-02-15 20:19:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-02-15 20:19:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-02-15 20:19:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2023-02-15 20:19:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2023-02-15 20:19:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2023-02-15 20:19:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2023-02-15 20:19:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-02-15 20:19:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-02-15 20:19:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2023-02-15 20:19:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2023-02-15 20:19:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2023-02-15 20:19:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2023-02-15 20:19:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2023-02-15 20:19:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-02-15 20:19:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2023-02-15 20:19:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2023-02-15 20:19:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-02-15 20:19:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2023-02-15 20:19:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2023-02-15 20:19:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2023-02-15 20:19:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 714 [2023-02-15 20:19:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2023-02-15 20:19:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-02-15 20:19:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 747 [2023-02-15 20:19:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2023-02-15 20:19:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 769 [2023-02-15 20:19:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2023-02-15 20:19:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2023-02-15 20:19:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 802 [2023-02-15 20:19:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2023-02-15 20:19:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 824 [2023-02-15 20:19:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 835 [2023-02-15 20:19:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 846 [2023-02-15 20:19:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 857 [2023-02-15 20:19:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 864 [2023-02-15 20:19:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 876 [2023-02-15 20:19:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2023-02-15 20:19:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2023-02-15 20:19:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 909 [2023-02-15 20:19:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 920 [2023-02-15 20:19:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 931 [2023-02-15 20:19:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 942 [2023-02-15 20:19:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 953 [2023-02-15 20:19:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 964 [2023-02-15 20:19:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 975 [2023-02-15 20:19:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 986 [2023-02-15 20:19:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 997 [2023-02-15 20:19:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1008 [2023-02-15 20:19:26,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2023-02-15 20:19:26,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1030 [2023-02-15 20:19:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1041 [2023-02-15 20:19:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1052 [2023-02-15 20:19:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1063 [2023-02-15 20:19:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1074 [2023-02-15 20:19:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1081 [2023-02-15 20:19:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1093 [2023-02-15 20:19:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1104 [2023-02-15 20:19:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1115 [2023-02-15 20:19:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1126 [2023-02-15 20:19:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1137 [2023-02-15 20:19:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1148 [2023-02-15 20:19:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1159 [2023-02-15 20:19:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1170 [2023-02-15 20:19:26,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1181 [2023-02-15 20:19:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1192 [2023-02-15 20:19:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1203 [2023-02-15 20:19:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2023-02-15 20:19:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1225 [2023-02-15 20:19:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1236 [2023-02-15 20:19:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1247 [2023-02-15 20:19:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1258 [2023-02-15 20:19:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1269 [2023-02-15 20:19:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1280 [2023-02-15 20:19:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1291 [2023-02-15 20:19:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1298 [2023-02-15 20:19:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1310 [2023-02-15 20:19:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1321 [2023-02-15 20:19:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1332 [2023-02-15 20:19:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1343 [2023-02-15 20:19:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1354 [2023-02-15 20:19:26,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1365 [2023-02-15 20:19:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1376 [2023-02-15 20:19:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1387 [2023-02-15 20:19:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1398 [2023-02-15 20:19:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1409 [2023-02-15 20:19:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1420 [2023-02-15 20:19:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1431 [2023-02-15 20:19:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1442 [2023-02-15 20:19:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1453 [2023-02-15 20:19:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1464 [2023-02-15 20:19:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1475 [2023-02-15 20:19:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1486 [2023-02-15 20:19:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1497 [2023-02-15 20:19:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1508 [2023-02-15 20:19:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1515 [2023-02-15 20:19:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1527 [2023-02-15 20:19:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1538 [2023-02-15 20:19:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1549 [2023-02-15 20:19:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1560 [2023-02-15 20:19:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1571 [2023-02-15 20:19:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1582 [2023-02-15 20:19:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1593 [2023-02-15 20:19:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1604 [2023-02-15 20:19:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1615 [2023-02-15 20:19:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1626 [2023-02-15 20:19:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1637 [2023-02-15 20:19:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1648 [2023-02-15 20:19:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1659 [2023-02-15 20:19:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1670 [2023-02-15 20:19:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1681 [2023-02-15 20:19:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1692 [2023-02-15 20:19:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1703 [2023-02-15 20:19:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1714 [2023-02-15 20:19:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1725 [2023-02-15 20:19:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1732 [2023-02-15 20:19:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1744 [2023-02-15 20:19:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1755 [2023-02-15 20:19:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1766 [2023-02-15 20:19:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1777 [2023-02-15 20:19:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1788 [2023-02-15 20:19:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1799 [2023-02-15 20:19:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1810 [2023-02-15 20:19:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1821 [2023-02-15 20:19:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1832 [2023-02-15 20:19:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1843 [2023-02-15 20:19:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1854 [2023-02-15 20:19:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1865 [2023-02-15 20:19:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1876 [2023-02-15 20:19:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1887 [2023-02-15 20:19:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1898 [2023-02-15 20:19:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1909 [2023-02-15 20:19:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1920 [2023-02-15 20:19:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1931 [2023-02-15 20:19:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1942 [2023-02-15 20:19:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1949 [2023-02-15 20:19:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1961 [2023-02-15 20:19:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1972 [2023-02-15 20:19:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1983 [2023-02-15 20:19:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1994 [2023-02-15 20:19:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2005 [2023-02-15 20:19:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2016 [2023-02-15 20:19:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2027 [2023-02-15 20:19:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2038 [2023-02-15 20:19:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2049 [2023-02-15 20:19:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2060 [2023-02-15 20:19:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2071 [2023-02-15 20:19:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2082 [2023-02-15 20:19:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2093 [2023-02-15 20:19:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2104 [2023-02-15 20:19:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2115 [2023-02-15 20:19:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2126 [2023-02-15 20:19:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2137 [2023-02-15 20:19:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2148 [2023-02-15 20:19:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2159 [2023-02-15 20:19:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2166 [2023-02-15 20:19:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2178 [2023-02-15 20:19:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2189 [2023-02-15 20:19:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2200 [2023-02-15 20:19:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2211 [2023-02-15 20:19:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2222 [2023-02-15 20:19:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2233 [2023-02-15 20:19:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2244 [2023-02-15 20:19:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2255 [2023-02-15 20:19:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2266 [2023-02-15 20:19:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2277 [2023-02-15 20:19:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2288 [2023-02-15 20:19:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2299 [2023-02-15 20:19:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2310 [2023-02-15 20:19:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2321 [2023-02-15 20:19:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2332 [2023-02-15 20:19:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2343 [2023-02-15 20:19:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2354 [2023-02-15 20:19:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2365 [2023-02-15 20:19:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2376 [2023-02-15 20:19:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2383 [2023-02-15 20:19:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2395 [2023-02-15 20:19:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2406 [2023-02-15 20:19:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2417 [2023-02-15 20:19:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2428 [2023-02-15 20:19:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2439 [2023-02-15 20:19:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2450 [2023-02-15 20:19:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2461 [2023-02-15 20:19:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2472 [2023-02-15 20:19:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2483 [2023-02-15 20:19:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2494 [2023-02-15 20:19:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2505 [2023-02-15 20:19:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2516 [2023-02-15 20:19:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2527 [2023-02-15 20:19:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2538 [2023-02-15 20:19:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2549 [2023-02-15 20:19:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2560 [2023-02-15 20:19:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2571 [2023-02-15 20:19:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2582 [2023-02-15 20:19:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2593 [2023-02-15 20:19:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2600 [2023-02-15 20:19:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2612 [2023-02-15 20:19:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2623 [2023-02-15 20:19:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2634 [2023-02-15 20:19:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2645 [2023-02-15 20:19:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2656 [2023-02-15 20:19:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2667 [2023-02-15 20:19:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2678 [2023-02-15 20:19:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2689 [2023-02-15 20:19:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2700 [2023-02-15 20:19:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2711 [2023-02-15 20:19:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2722 [2023-02-15 20:19:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2733 [2023-02-15 20:19:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2744 [2023-02-15 20:19:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2755 [2023-02-15 20:19:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2766 [2023-02-15 20:19:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2777 [2023-02-15 20:19:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2788 [2023-02-15 20:19:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2799 [2023-02-15 20:19:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2810 [2023-02-15 20:19:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2817 [2023-02-15 20:19:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2829 [2023-02-15 20:19:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2840 [2023-02-15 20:19:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2851 [2023-02-15 20:19:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2862 [2023-02-15 20:19:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2873 [2023-02-15 20:19:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2884 [2023-02-15 20:19:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2895 [2023-02-15 20:19:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2906 [2023-02-15 20:19:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2917 [2023-02-15 20:19:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2928 [2023-02-15 20:19:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2939 [2023-02-15 20:19:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2950 [2023-02-15 20:19:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2961 [2023-02-15 20:19:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2972 [2023-02-15 20:19:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2983 [2023-02-15 20:19:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2994 [2023-02-15 20:19:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3005 [2023-02-15 20:19:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3016 [2023-02-15 20:19:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3027 [2023-02-15 20:19:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3034 [2023-02-15 20:19:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3046 [2023-02-15 20:19:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3057 [2023-02-15 20:19:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3068 [2023-02-15 20:19:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3079 [2023-02-15 20:19:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3090 [2023-02-15 20:19:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3101 [2023-02-15 20:19:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3112 [2023-02-15 20:19:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3123 [2023-02-15 20:19:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3134 [2023-02-15 20:19:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3145 [2023-02-15 20:19:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3156 [2023-02-15 20:19:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3167 [2023-02-15 20:19:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3178 [2023-02-15 20:19:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3189 [2023-02-15 20:19:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3200 [2023-02-15 20:19:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3211 [2023-02-15 20:19:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3222 [2023-02-15 20:19:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3233 [2023-02-15 20:19:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3244 [2023-02-15 20:19:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3251 [2023-02-15 20:19:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3263 [2023-02-15 20:19:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3274 [2023-02-15 20:19:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3285 [2023-02-15 20:19:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3296 [2023-02-15 20:19:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3307 [2023-02-15 20:19:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3318 [2023-02-15 20:19:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3329 [2023-02-15 20:19:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3340 [2023-02-15 20:19:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3351 [2023-02-15 20:19:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3362 [2023-02-15 20:19:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3373 [2023-02-15 20:19:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3384 [2023-02-15 20:19:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3395 [2023-02-15 20:19:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3406 [2023-02-15 20:19:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3417 [2023-02-15 20:19:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3428 [2023-02-15 20:19:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3439 [2023-02-15 20:19:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3450 [2023-02-15 20:19:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3461 [2023-02-15 20:19:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3468 [2023-02-15 20:19:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3480 [2023-02-15 20:19:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3491 [2023-02-15 20:19:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3502 [2023-02-15 20:19:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3513 [2023-02-15 20:19:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3524 [2023-02-15 20:19:26,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3535 [2023-02-15 20:19:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3546 [2023-02-15 20:19:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3557 [2023-02-15 20:19:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3568 [2023-02-15 20:19:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3579 [2023-02-15 20:19:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3590 [2023-02-15 20:19:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3601 [2023-02-15 20:19:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3612 [2023-02-15 20:19:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3623 [2023-02-15 20:19:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3634 [2023-02-15 20:19:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3645 [2023-02-15 20:19:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3656 [2023-02-15 20:19:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3667 [2023-02-15 20:19:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3678 [2023-02-15 20:19:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3685 [2023-02-15 20:19:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3697 [2023-02-15 20:19:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3708 [2023-02-15 20:19:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3719 [2023-02-15 20:19:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3730 [2023-02-15 20:19:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3741 [2023-02-15 20:19:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3752 [2023-02-15 20:19:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3763 [2023-02-15 20:19:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3774 [2023-02-15 20:19:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3785 [2023-02-15 20:19:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3796 [2023-02-15 20:19:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3807 [2023-02-15 20:19:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3818 [2023-02-15 20:19:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3829 [2023-02-15 20:19:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3840 [2023-02-15 20:19:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3851 [2023-02-15 20:19:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3862 [2023-02-15 20:19:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3873 [2023-02-15 20:19:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3884 [2023-02-15 20:19:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3895 [2023-02-15 20:19:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3902 [2023-02-15 20:19:26,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3914 [2023-02-15 20:19:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3925 [2023-02-15 20:19:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3936 [2023-02-15 20:19:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3947 [2023-02-15 20:19:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3958 [2023-02-15 20:19:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3969 [2023-02-15 20:19:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3980 [2023-02-15 20:19:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3991 [2023-02-15 20:19:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4002 [2023-02-15 20:19:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4013 [2023-02-15 20:19:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4024 [2023-02-15 20:19:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4035 [2023-02-15 20:19:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4046 [2023-02-15 20:19:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4057 [2023-02-15 20:19:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4068 [2023-02-15 20:19:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4079 [2023-02-15 20:19:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4090 [2023-02-15 20:19:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4101 [2023-02-15 20:19:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4112 [2023-02-15 20:19:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4119 [2023-02-15 20:19:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4131 [2023-02-15 20:19:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4142 [2023-02-15 20:19:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4153 [2023-02-15 20:19:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4164 [2023-02-15 20:19:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4175 [2023-02-15 20:19:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4186 [2023-02-15 20:19:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4197 [2023-02-15 20:19:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4208 [2023-02-15 20:19:26,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4219 [2023-02-15 20:19:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4230 [2023-02-15 20:19:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4241 [2023-02-15 20:19:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4252 [2023-02-15 20:19:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4263 [2023-02-15 20:19:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4274 [2023-02-15 20:19:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4285 [2023-02-15 20:19:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4296 [2023-02-15 20:19:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4307 [2023-02-15 20:19:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4318 [2023-02-15 20:19:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4329 [2023-02-15 20:19:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4336 [2023-02-15 20:19:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4348 [2023-02-15 20:19:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4359 [2023-02-15 20:19:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4370 [2023-02-15 20:19:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4381 [2023-02-15 20:19:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4392 [2023-02-15 20:19:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4403 [2023-02-15 20:19:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4414 [2023-02-15 20:19:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4425 [2023-02-15 20:19:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4436 [2023-02-15 20:19:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4447 [2023-02-15 20:19:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4458 [2023-02-15 20:19:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4469 [2023-02-15 20:19:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4480 [2023-02-15 20:19:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:26,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4491 [2023-02-15 20:19:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4502 [2023-02-15 20:19:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4513 [2023-02-15 20:19:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4524 [2023-02-15 20:19:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4535 [2023-02-15 20:19:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4546 [2023-02-15 20:19:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4553 [2023-02-15 20:19:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4565 [2023-02-15 20:19:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4576 [2023-02-15 20:19:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4587 [2023-02-15 20:19:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4598 [2023-02-15 20:19:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4609 [2023-02-15 20:19:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4620 [2023-02-15 20:19:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4631 [2023-02-15 20:19:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4642 [2023-02-15 20:19:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4653 [2023-02-15 20:19:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4664 [2023-02-15 20:19:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4675 [2023-02-15 20:19:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4686 [2023-02-15 20:19:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4697 [2023-02-15 20:19:27,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4708 [2023-02-15 20:19:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4719 [2023-02-15 20:19:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4730 [2023-02-15 20:19:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4741 [2023-02-15 20:19:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4752 [2023-02-15 20:19:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4763 [2023-02-15 20:19:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4770 [2023-02-15 20:19:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 20:19:27,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1007413 backedges. 54788 proven. 1216 refuted. 0 times theorem prover too weak. 951409 trivial. 0 not checked. [2023-02-15 20:19:27,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 20:19:27,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801097171] [2023-02-15 20:19:27,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801097171] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 20:19:27,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [554252107] [2023-02-15 20:19:27,054 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-02-15 20:19:27,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 20:19:27,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 20:19:27,057 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 20:19:27,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process