./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/xcsp/Dubois-029.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/xcsp/Dubois-029.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 02ee31309d185b0f67b45e1f0d16ce303e0e306687ed560a0f083651fc3e96db --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 07:52:56,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 07:52:56,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 07:52:56,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 07:52:56,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 07:52:56,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 07:52:56,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 07:52:56,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 07:52:56,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 07:52:56,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 07:52:56,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 07:52:56,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 07:52:56,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 07:52:56,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 07:52:56,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 07:52:56,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 07:52:56,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 07:52:56,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 07:52:56,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 07:52:56,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 07:52:56,992 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 07:52:56,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 07:52:56,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 07:52:56,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 07:52:56,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 07:52:57,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 07:52:57,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 07:52:57,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 07:52:57,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 07:52:57,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 07:52:57,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 07:52:57,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 07:52:57,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 07:52:57,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 07:52:57,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 07:52:57,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 07:52:57,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 07:52:57,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 07:52:57,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 07:52:57,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 07:52:57,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 07:52:57,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 07:52:57,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 07:52:57,052 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 07:52:57,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 07:52:57,053 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 07:52:57,053 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 07:52:57,054 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 07:52:57,054 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 07:52:57,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 07:52:57,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 07:52:57,055 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 07:52:57,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 07:52:57,056 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 07:52:57,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 07:52:57,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 07:52:57,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 07:52:57,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 07:52:57,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 07:52:57,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 07:52:57,058 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 07:52:57,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 07:52:57,058 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 07:52:57,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 07:52:57,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 07:52:57,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 07:52:57,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 07:52:57,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 07:52:57,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 07:52:57,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 07:52:57,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 07:52:57,060 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 07:52:57,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 07:52:57,060 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 07:52:57,060 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 07:52:57,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 07:52:57,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02ee31309d185b0f67b45e1f0d16ce303e0e306687ed560a0f083651fc3e96db [2022-07-12 07:52:57,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 07:52:57,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 07:52:57,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 07:52:57,326 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 07:52:57,327 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 07:52:57,328 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/Dubois-029.c [2022-07-12 07:52:57,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee1c6f7e3/9cc6f89bfab14f6d948b3735682f66d0/FLAG900b40b2f [2022-07-12 07:52:57,889 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 07:52:57,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-029.c [2022-07-12 07:52:57,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee1c6f7e3/9cc6f89bfab14f6d948b3735682f66d0/FLAG900b40b2f [2022-07-12 07:52:58,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee1c6f7e3/9cc6f89bfab14f6d948b3735682f66d0 [2022-07-12 07:52:58,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 07:52:58,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 07:52:58,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 07:52:58,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 07:52:58,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 07:52:58,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 07:52:58" (1/1) ... [2022-07-12 07:52:58,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b125c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:58, skipping insertion in model container [2022-07-12 07:52:58,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 07:52:58" (1/1) ... [2022-07-12 07:52:58,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 07:52:58,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 07:52:58,786 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-029.c[20556,20569] [2022-07-12 07:52:58,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 07:52:58,918 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 07:52:59,006 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-029.c[20556,20569] [2022-07-12 07:52:59,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 07:52:59,131 INFO L208 MainTranslator]: Completed translation [2022-07-12 07:52:59,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59 WrapperNode [2022-07-12 07:52:59,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 07:52:59,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 07:52:59,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 07:52:59,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 07:52:59,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (1/1) ... [2022-07-12 07:52:59,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (1/1) ... [2022-07-12 07:53:04,516 INFO L137 Inliner]: procedures = 13, calls = 239, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 597 [2022-07-12 07:53:04,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 07:53:04,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 07:53:04,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 07:53:04,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 07:53:04,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (1/1) ... [2022-07-12 07:53:04,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (1/1) ... [2022-07-12 07:53:06,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (1/1) ... [2022-07-12 07:53:06,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (1/1) ... [2022-07-12 07:53:09,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (1/1) ... [2022-07-12 07:53:09,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (1/1) ... [2022-07-12 07:53:09,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (1/1) ... [2022-07-12 07:53:10,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 07:53:10,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 07:53:10,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 07:53:10,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 07:53:10,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (1/1) ... [2022-07-12 07:53:10,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 07:53:10,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 07:53:10,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 07:53:10,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 07:53:10,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 07:53:10,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 07:53:10,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 07:53:10,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 07:53:10,944 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-07-12 07:53:10,945 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-07-12 07:53:11,085 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 07:53:11,087 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 07:53:14,653 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 07:53:14,662 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 07:53:14,663 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 07:53:14,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 07:53:14 BoogieIcfgContainer [2022-07-12 07:53:14,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 07:53:14,668 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 07:53:14,668 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 07:53:14,670 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 07:53:14,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 07:52:58" (1/3) ... [2022-07-12 07:53:14,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45f2d9e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 07:53:14, skipping insertion in model container [2022-07-12 07:53:14,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:52:59" (2/3) ... [2022-07-12 07:53:14,672 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45f2d9e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 07:53:14, skipping insertion in model container [2022-07-12 07:53:14,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 07:53:14" (3/3) ... [2022-07-12 07:53:14,673 INFO L111 eAbstractionObserver]: Analyzing ICFG Dubois-029.c [2022-07-12 07:53:14,685 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 07:53:14,685 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 07:53:14,733 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 07:53:14,739 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@24767dc1, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4afa9efd [2022-07-12 07:53:14,739 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 07:53:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand has 330 states, 95 states have (on average 1.0210526315789474) internal successors, (97), 96 states have internal predecessors, (97), 232 states have call successors, (232), 1 states have call predecessors, (232), 1 states have return successors, (232), 232 states have call predecessors, (232), 232 states have call successors, (232) [2022-07-12 07:53:14,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1251 [2022-07-12 07:53:14,822 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 07:53:14,825 INFO L195 NwaCegarLoop]: trace histogram [232, 232, 232, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 07:53:14,826 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 07:53:14,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 07:53:14,833 INFO L85 PathProgramCache]: Analyzing trace with hash 261445263, now seen corresponding path program 1 times [2022-07-12 07:53:14,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 07:53:14,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398414483] [2022-07-12 07:53:14,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 07:53:14,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 07:53:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 07:53:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 07:53:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-12 07:53:15,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 07:53:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-12 07:53:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-12 07:53:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-12 07:53:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-12 07:53:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-12 07:53:15,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-12 07:53:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-07-12 07:53:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-12 07:53:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-12 07:53:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-12 07:53:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-12 07:53:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-12 07:53:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-12 07:53:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 07:53:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-12 07:53:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-12 07:53:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-12 07:53:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-12 07:53:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 07:53:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-12 07:53:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-12 07:53:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-12 07:53:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-12 07:53:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-12 07:53:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 07:53:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-12 07:53:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-12 07:53:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 07:53:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-12 07:53:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-07-12 07:53:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-12 07:53:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-12 07:53:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 07:53:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-12 07:53:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-07-12 07:53:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-12 07:53:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-12 07:53:15,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-12 07:53:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-07-12 07:53:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-12 07:53:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-12 07:53:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 07:53:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-07-12 07:53:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-12 07:53:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-07-12 07:53:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-12 07:53:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 07:53:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-12 07:53:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-12 07:53:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-12 07:53:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-07-12 07:53:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-12 07:53:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-12 07:53:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-12 07:53:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-07-12 07:53:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 07:53:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2022-07-12 07:53:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-12 07:53:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-07-12 07:53:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-12 07:53:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-07-12 07:53:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-12 07:53:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-07-12 07:53:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-12 07:53:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-12 07:53:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-07-12 07:53:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-12 07:53:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-12 07:53:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-12 07:53:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-12 07:53:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-12 07:53:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-12 07:53:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-12 07:53:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-07-12 07:53:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-07-12 07:53:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-07-12 07:53:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-07-12 07:53:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-12 07:53:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-12 07:53:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-12 07:53:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-12 07:53:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-07-12 07:53:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-12 07:53:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-07-12 07:53:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-07-12 07:53:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2022-07-12 07:53:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-12 07:53:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-12 07:53:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-12 07:53:15,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-12 07:53:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-12 07:53:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2022-07-12 07:53:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-07-12 07:53:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-07-12 07:53:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-07-12 07:53:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-07-12 07:53:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2022-07-12 07:53:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2022-07-12 07:53:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-07-12 07:53:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2022-07-12 07:53:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2022-07-12 07:53:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2022-07-12 07:53:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-07-12 07:53:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-07-12 07:53:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2022-07-12 07:53:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2022-07-12 07:53:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2022-07-12 07:53:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2022-07-12 07:53:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-07-12 07:53:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-07-12 07:53:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2022-07-12 07:53:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2022-07-12 07:53:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2022-07-12 07:53:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2022-07-12 07:53:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2022-07-12 07:53:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2022-07-12 07:53:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2022-07-12 07:53:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2022-07-12 07:53:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-07-12 07:53:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-07-12 07:53:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2022-07-12 07:53:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2022-07-12 07:53:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-07-12 07:53:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2022-07-12 07:53:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2022-07-12 07:53:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 711 [2022-07-12 07:53:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 717 [2022-07-12 07:53:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2022-07-12 07:53:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2022-07-12 07:53:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 733 [2022-07-12 07:53:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2022-07-12 07:53:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-07-12 07:53:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 750 [2022-07-12 07:53:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2022-07-12 07:53:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2022-07-12 07:53:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 766 [2022-07-12 07:53:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2022-07-12 07:53:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 777 [2022-07-12 07:53:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 783 [2022-07-12 07:53:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 788 [2022-07-12 07:53:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 794 [2022-07-12 07:53:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 799 [2022-07-12 07:53:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 805 [2022-07-12 07:53:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 810 [2022-07-12 07:53:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 816 [2022-07-12 07:53:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2022-07-12 07:53:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2022-07-12 07:53:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 832 [2022-07-12 07:53:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 838 [2022-07-12 07:53:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 843 [2022-07-12 07:53:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 849 [2022-07-12 07:53:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2022-07-12 07:53:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 860 [2022-07-12 07:53:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 865 [2022-07-12 07:53:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 871 [2022-07-12 07:53:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 876 [2022-07-12 07:53:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 882 [2022-07-12 07:53:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 887 [2022-07-12 07:53:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2022-07-12 07:53:15,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2022-07-12 07:53:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 904 [2022-07-12 07:53:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 909 [2022-07-12 07:53:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 915 [2022-07-12 07:53:15,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 920 [2022-07-12 07:53:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 926 [2022-07-12 07:53:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 931 [2022-07-12 07:53:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 937 [2022-07-12 07:53:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 942 [2022-07-12 07:53:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 948 [2022-07-12 07:53:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 953 [2022-07-12 07:53:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2022-07-12 07:53:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 964 [2022-07-12 07:53:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 969 [2022-07-12 07:53:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2022-07-12 07:53:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 979 [2022-07-12 07:53:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 984 [2022-07-12 07:53:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2022-07-12 07:53:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 994 [2022-07-12 07:53:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 999 [2022-07-12 07:53:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2022-07-12 07:53:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1009 [2022-07-12 07:53:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1014 [2022-07-12 07:53:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2022-07-12 07:53:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1024 [2022-07-12 07:53:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1029 [2022-07-12 07:53:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2022-07-12 07:53:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:15,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1039 [2022-07-12 07:53:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1044 [2022-07-12 07:53:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2022-07-12 07:53:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1054 [2022-07-12 07:53:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1059 [2022-07-12 07:53:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2022-07-12 07:53:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1069 [2022-07-12 07:53:16,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1074 [2022-07-12 07:53:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2022-07-12 07:53:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1084 [2022-07-12 07:53:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1089 [2022-07-12 07:53:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2022-07-12 07:53:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1099 [2022-07-12 07:53:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1104 [2022-07-12 07:53:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2022-07-12 07:53:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1114 [2022-07-12 07:53:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1119 [2022-07-12 07:53:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2022-07-12 07:53:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1129 [2022-07-12 07:53:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1134 [2022-07-12 07:53:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2022-07-12 07:53:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1144 [2022-07-12 07:53:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1149 [2022-07-12 07:53:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2022-07-12 07:53:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1159 [2022-07-12 07:53:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1164 [2022-07-12 07:53:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2022-07-12 07:53:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1174 [2022-07-12 07:53:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1179 [2022-07-12 07:53:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2022-07-12 07:53:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1189 [2022-07-12 07:53:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1194 [2022-07-12 07:53:16,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2022-07-12 07:53:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1204 [2022-07-12 07:53:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1209 [2022-07-12 07:53:16,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2022-07-12 07:53:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1219 [2022-07-12 07:53:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1224 [2022-07-12 07:53:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2022-07-12 07:53:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1234 [2022-07-12 07:53:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1239 [2022-07-12 07:53:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2022-07-12 07:53:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 07:53:16,178 INFO L134 CoverageAnalysis]: Checked inductivity of 107184 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107184 trivial. 0 not checked. [2022-07-12 07:53:16,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 07:53:16,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398414483] [2022-07-12 07:53:16,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398414483] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 07:53:16,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 07:53:16,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 07:53:16,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144500813] [2022-07-12 07:53:16,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 07:53:16,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-12 07:53:16,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 07:53:16,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-12 07:53:16,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-12 07:53:16,226 INFO L87 Difference]: Start difference. First operand has 330 states, 95 states have (on average 1.0210526315789474) internal successors, (97), 96 states have internal predecessors, (97), 232 states have call successors, (232), 1 states have call predecessors, (232), 1 states have return successors, (232), 232 states have call predecessors, (232), 232 states have call successors, (232) Second operand has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (232), 1 states have call predecessors, (232), 1 states have return successors, (232), 1 states have call predecessors, (232), 2 states have call successors, (232) [2022-07-12 07:53:16,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 07:53:16,325 INFO L93 Difference]: Finished difference Result 654 states and 1348 transitions. [2022-07-12 07:53:16,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-12 07:53:16,328 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (232), 1 states have call predecessors, (232), 1 states have return successors, (232), 1 states have call predecessors, (232), 2 states have call successors, (232) Word has length 1250 [2022-07-12 07:53:16,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 07:53:16,344 INFO L225 Difference]: With dead ends: 654 [2022-07-12 07:53:16,345 INFO L226 Difference]: Without dead ends: 327 [2022-07-12 07:53:16,354 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 698 GetRequests, 698 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-12 07:53:16,357 INFO L413 NwaCegarLoop]: 557 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, 557 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 [2022-07-12 07:53:16,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 557 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 07:53:16,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2022-07-12 07:53:16,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 327. [2022-07-12 07:53:16,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 93 states have (on average 1.0) internal successors, (93), 93 states have internal predecessors, (93), 232 states have call successors, (232), 1 states have call predecessors, (232), 1 states have return successors, (232), 232 states have call predecessors, (232), 232 states have call successors, (232) [2022-07-12 07:53:16,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 557 transitions. [2022-07-12 07:53:16,520 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 557 transitions. Word has length 1250 [2022-07-12 07:53:16,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 07:53:16,521 INFO L495 AbstractCegarLoop]: Abstraction has 327 states and 557 transitions. [2022-07-12 07:53:16,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (232), 1 states have call predecessors, (232), 1 states have return successors, (232), 1 states have call predecessors, (232), 2 states have call successors, (232) [2022-07-12 07:53:16,523 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 557 transitions. [2022-07-12 07:53:16,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1251 [2022-07-12 07:53:16,617 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 07:53:16,617 INFO L195 NwaCegarLoop]: trace histogram [232, 232, 232, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 07:53:16,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 07:53:16,618 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 07:53:16,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 07:53:16,619 INFO L85 PathProgramCache]: Analyzing trace with hash -610790513, now seen corresponding path program 1 times [2022-07-12 07:53:16,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 07:53:16,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464183258] [2022-07-12 07:53:16,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 07:53:16,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 07:53:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat