./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/xcsp/AllInterval-011.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/xcsp/AllInterval-011.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 5b6e29ecd51153e438c1994cc2e0ffddafd2990e0e080381de4ae5b34f9e08cf --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 19:24:24,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 19:24:24,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 19:24:24,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 19:24:24,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 19:24:24,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 19:24:24,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 19:24:24,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 19:24:24,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 19:24:24,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 19:24:24,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 19:24:24,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 19:24:24,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 19:24:24,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 19:24:24,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 19:24:24,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 19:24:24,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 19:24:24,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 19:24:24,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 19:24:24,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 19:24:24,506 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 19:24:24,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 19:24:24,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 19:24:24,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 19:24:24,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 19:24:24,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 19:24:24,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 19:24:24,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 19:24:24,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 19:24:24,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 19:24:24,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 19:24:24,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 19:24:24,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 19:24:24,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 19:24:24,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 19:24:24,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 19:24:24,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 19:24:24,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 19:24:24,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 19:24:24,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 19:24:24,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 19:24:24,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 19:24:24,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 19:24:24,560 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 19:24:24,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 19:24:24,560 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 19:24:24,561 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 19:24:24,561 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 19:24:24,562 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 19:24:24,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 19:24:24,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 19:24:24,562 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 19:24:24,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 19:24:24,564 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 19:24:24,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 19:24:24,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 19:24:24,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 19:24:24,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 19:24:24,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 19:24:24,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 19:24:24,565 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 19:24:24,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 19:24:24,567 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 19:24:24,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 19:24:24,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 19:24:24,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 19:24:24,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 19:24:24,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 19:24:24,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 19:24:24,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 19:24:24,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 19:24:24,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 19:24:24,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 19:24:24,569 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 19:24:24,569 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 19:24:24,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 19:24:24,570 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b6e29ecd51153e438c1994cc2e0ffddafd2990e0e080381de4ae5b34f9e08cf [2022-07-13 19:24:24,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 19:24:24,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 19:24:24,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 19:24:24,819 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 19:24:24,820 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 19:24:24,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/AllInterval-011.c [2022-07-13 19:24:24,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1504e2644/9acbad65c9ed4809b5fe451077505c7e/FLAGfa780131f [2022-07-13 19:24:25,333 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 19:24:25,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-011.c [2022-07-13 19:24:25,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1504e2644/9acbad65c9ed4809b5fe451077505c7e/FLAGfa780131f [2022-07-13 19:24:25,356 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1504e2644/9acbad65c9ed4809b5fe451077505c7e [2022-07-13 19:24:25,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 19:24:25,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 19:24:25,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 19:24:25,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 19:24:25,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 19:24:25,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1a693f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25, skipping insertion in model container [2022-07-13 19:24:25,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 19:24:25,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 19:24:25,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-011.c[6600,6613] [2022-07-13 19:24:25,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 19:24:25,628 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 19:24:25,683 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-011.c[6600,6613] [2022-07-13 19:24:25,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 19:24:25,707 INFO L208 MainTranslator]: Completed translation [2022-07-13 19:24:25,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25 WrapperNode [2022-07-13 19:24:25,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 19:24:25,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 19:24:25,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 19:24:25,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 19:24:25,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,776 INFO L137 Inliner]: procedures = 13, calls = 159, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 314 [2022-07-13 19:24:25,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 19:24:25,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 19:24:25,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 19:24:25,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 19:24:25,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 19:24:25,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 19:24:25,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 19:24:25,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 19:24:25,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (1/1) ... [2022-07-13 19:24:25,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 19:24:25,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 19:24:25,867 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) [2022-07-13 19:24:25,868 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 [2022-07-13 19:24:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 19:24:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 19:24:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 19:24:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 19:24:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-07-13 19:24:25,900 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-07-13 19:24:26,009 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 19:24:26,011 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 19:24:26,386 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 19:24:26,402 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 19:24:26,403 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-13 19:24:26,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 07:24:26 BoogieIcfgContainer [2022-07-13 19:24:26,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 19:24:26,410 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 19:24:26,410 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 19:24:26,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 19:24:26,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 07:24:25" (1/3) ... [2022-07-13 19:24:26,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44a82c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 07:24:26, skipping insertion in model container [2022-07-13 19:24:26,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:24:25" (2/3) ... [2022-07-13 19:24:26,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44a82c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 07:24:26, skipping insertion in model container [2022-07-13 19:24:26,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 07:24:26" (3/3) ... [2022-07-13 19:24:26,416 INFO L111 eAbstractionObserver]: Analyzing ICFG AllInterval-011.c [2022-07-13 19:24:26,428 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 19:24:26,429 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 19:24:26,497 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 19:24:26,504 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@a05d59, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1b829758 [2022-07-13 19:24:26,505 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 19:24:26,509 INFO L276 IsEmpty]: Start isEmpty. Operand has 214 states, 59 states have (on average 1.2033898305084745) internal successors, (71), 60 states have internal predecessors, (71), 152 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) [2022-07-13 19:24:26,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2022-07-13 19:24:26,574 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 19:24:26,575 INFO L195 NwaCegarLoop]: trace histogram [152, 152, 152, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 19:24:26,575 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 19:24:26,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 19:24:26,580 INFO L85 PathProgramCache]: Analyzing trace with hash -803724805, now seen corresponding path program 1 times [2022-07-13 19:24:26,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 19:24:26,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506821560] [2022-07-13 19:24:26,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 19:24:26,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 19:24:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 19:24:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-13 19:24:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-13 19:24:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-13 19:24:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-13 19:24:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-13 19:24:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-13 19:24:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-13 19:24:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-13 19:24:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-13 19:24:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-07-13 19:24:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-13 19:24:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 19:24:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-13 19:24:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:26,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-13 19:24:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-13 19:24:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-13 19:24:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-13 19:24:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-13 19:24:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-13 19:24:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-13 19:24:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-13 19:24:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-13 19:24:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-13 19:24:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-13 19:24:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-13 19:24:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-13 19:24:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-13 19:24:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-13 19:24:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-13 19:24:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-13 19:24:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-13 19:24:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-13 19:24:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-07-13 19:24:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-13 19:24:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-13 19:24:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-13 19:24:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-13 19:24:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-07-13 19:24:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-13 19:24:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-13 19:24:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-13 19:24:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-07-13 19:24:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-13 19:24:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-13 19:24:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-07-13 19:24:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-07-13 19:24:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-13 19:24:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-13 19:24:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-13 19:24:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-13 19:24:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-13 19:24:27,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-07-13 19:24:27,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-13 19:24:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-13 19:24:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-13 19:24:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-13 19:24:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2022-07-13 19:24:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-07-13 19:24:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-13 19:24:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-13 19:24:27,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-13 19:24:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-13 19:24:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-07-13 19:24:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-07-13 19:24:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-13 19:24:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-13 19:24:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-13 19:24:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-13 19:24:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-07-13 19:24:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-13 19:24:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-13 19:24:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2022-07-13 19:24:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-13 19:24:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-07-13 19:24:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-13 19:24:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-13 19:24:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-13 19:24:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-13 19:24:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-07-13 19:24:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-13 19:24:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-13 19:24:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-07-13 19:24:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-13 19:24:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-13 19:24:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-13 19:24:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-13 19:24:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-13 19:24:27,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-13 19:24:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-07-13 19:24:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-07-13 19:24:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-07-13 19:24:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-13 19:24:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-07-13 19:24:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-07-13 19:24:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-07-13 19:24:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-13 19:24:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-13 19:24:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-13 19:24:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2022-07-13 19:24:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2022-07-13 19:24:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-13 19:24:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-07-13 19:24:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-13 19:24:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2022-07-13 19:24:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-07-13 19:24:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-07-13 19:24:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-07-13 19:24:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-07-13 19:24:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2022-07-13 19:24:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2022-07-13 19:24:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-07-13 19:24:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-07-13 19:24:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2022-07-13 19:24:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2022-07-13 19:24:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2022-07-13 19:24:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-07-13 19:24:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2022-07-13 19:24:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2022-07-13 19:24:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-07-13 19:24:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-07-13 19:24:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2022-07-13 19:24:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2022-07-13 19:24:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2022-07-13 19:24:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-07-13 19:24:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2022-07-13 19:24:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2022-07-13 19:24:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-07-13 19:24:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2022-07-13 19:24:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2022-07-13 19:24:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-07-13 19:24:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-07-13 19:24:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2022-07-13 19:24:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2022-07-13 19:24:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-07-13 19:24:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2022-07-13 19:24:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2022-07-13 19:24:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2022-07-13 19:24:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-07-13 19:24:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2022-07-13 19:24:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2022-07-13 19:24:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2022-07-13 19:24:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2022-07-13 19:24:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-07-13 19:24:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 752 [2022-07-13 19:24:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2022-07-13 19:24:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 768 [2022-07-13 19:24:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2022-07-13 19:24:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 784 [2022-07-13 19:24:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2022-07-13 19:24:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-07-13 19:24:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 808 [2022-07-13 19:24:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:24:27,448 INFO L134 CoverageAnalysis]: Checked inductivity of 45904 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45904 trivial. 0 not checked. [2022-07-13 19:24:27,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 19:24:27,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506821560] [2022-07-13 19:24:27,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506821560] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 19:24:27,450 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 19:24:27,451 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 19:24:27,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382704599] [2022-07-13 19:24:27,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 19:24:27,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-13 19:24:27,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 19:24:27,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 19:24:27,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 19:24:27,491 INFO L87 Difference]: Start difference. First operand has 214 states, 59 states have (on average 1.2033898305084745) internal successors, (71), 60 states have internal predecessors, (71), 152 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 1 states have call predecessors, (152), 2 states have call successors, (152) [2022-07-13 19:24:27,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 19:24:27,576 INFO L93 Difference]: Finished difference Result 422 states and 896 transitions. [2022-07-13 19:24:27,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 19:24:27,578 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 1 states have call predecessors, (152), 2 states have call successors, (152) Word has length 814 [2022-07-13 19:24:27,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 19:24:27,587 INFO L225 Difference]: With dead ends: 422 [2022-07-13 19:24:27,587 INFO L226 Difference]: Without dead ends: 211 [2022-07-13 19:24:27,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 458 GetRequests, 458 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 19:24:27,595 INFO L413 NwaCegarLoop]: 371 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, 371 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 [2022-07-13 19:24:27,596 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 19:24:27,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2022-07-13 19:24:27,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2022-07-13 19:24:27,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 57 states have internal predecessors, (67), 152 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) [2022-07-13 19:24:27,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 371 transitions. [2022-07-13 19:24:27,688 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 371 transitions. Word has length 814 [2022-07-13 19:24:27,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 19:24:27,689 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 371 transitions. [2022-07-13 19:24:27,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 1 states have call predecessors, (152), 2 states have call successors, (152) [2022-07-13 19:24:27,690 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 371 transitions. [2022-07-13 19:24:27,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2022-07-13 19:24:27,708 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 19:24:27,709 INFO L195 NwaCegarLoop]: trace histogram [152, 152, 152, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 19:24:27,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 19:24:27,709 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 19:24:27,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 19:24:27,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1521784359, now seen corresponding path program 1 times [2022-07-13 19:24:27,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 19:24:27,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973964894] [2022-07-13 19:24:27,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 19:24:27,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 19:24:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 19:26:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-13 19:26:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-13 19:26:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-13 19:26:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-13 19:26:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-13 19:26:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-13 19:26:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-13 19:26:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-13 19:26:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-13 19:26:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-07-13 19:26:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-13 19:26:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 19:26:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:52,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-13 19:26:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-13 19:26:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-13 19:26:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-13 19:26:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-13 19:26:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-13 19:26:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-13 19:26:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-13 19:26:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-13 19:26:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-13 19:26:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-13 19:26:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-13 19:26:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-13 19:26:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-13 19:26:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-13 19:26:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-13 19:26:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-13 19:26:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-13 19:26:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-13 19:26:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-13 19:26:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-07-13 19:26:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-13 19:26:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-13 19:26:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-13 19:26:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-13 19:26:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-07-13 19:26:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-13 19:26:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-13 19:26:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-13 19:26:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-07-13 19:26:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:53,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-13 19:26:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:54,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-13 19:26:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:54,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-07-13 19:26:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:54,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-07-13 19:26:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:54,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-13 19:26:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:54,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-13 19:26:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:54,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-07-13 19:26:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:54,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-13 19:26:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:54,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-13 19:26:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:54,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-07-13 19:26:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:54,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-13 19:26:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:55,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-13 19:26:55,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:55,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-13 19:26:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:55,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-13 19:26:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:55,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2022-07-13 19:26:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:55,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-07-13 19:26:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:55,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-13 19:26:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:55,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-07-13 19:26:55,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:55,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-13 19:26:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:55,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-13 19:26:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:56,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-07-13 19:26:56,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:56,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-07-13 19:26:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:56,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-13 19:26:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:56,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-13 19:26:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:56,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-13 19:26:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:56,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-07-13 19:26:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:56,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-07-13 19:26:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:56,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-13 19:26:56,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:56,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-13 19:26:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:56,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2022-07-13 19:26:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:57,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-13 19:26:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:57,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-07-13 19:26:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:57,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-13 19:26:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:57,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-13 19:26:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:57,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-13 19:26:57,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:57,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-13 19:26:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:57,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-07-13 19:26:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:57,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-13 19:26:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:57,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-13 19:26:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:58,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-07-13 19:26:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:58,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-13 19:26:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:58,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-13 19:26:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:58,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-07-13 19:26:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:58,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-13 19:26:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:58,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-13 19:26:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:58,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-13 19:26:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:58,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-07-13 19:26:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:58,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-07-13 19:26:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:58,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-07-13 19:26:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:59,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-13 19:26:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:59,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-07-13 19:26:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:59,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-07-13 19:26:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:59,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-07-13 19:26:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:59,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-13 19:26:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:59,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-13 19:26:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:59,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-13 19:26:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:59,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2022-07-13 19:26:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:26:59,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2022-07-13 19:26:59,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-13 19:27:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-07-13 19:27:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-13 19:27:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2022-07-13 19:27:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-07-13 19:27:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-07-13 19:27:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-07-13 19:27:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-07-13 19:27:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2022-07-13 19:27:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2022-07-13 19:27:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:00,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-07-13 19:27:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-07-13 19:27:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2022-07-13 19:27:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2022-07-13 19:27:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2022-07-13 19:27:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-07-13 19:27:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2022-07-13 19:27:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2022-07-13 19:27:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-07-13 19:27:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-07-13 19:27:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2022-07-13 19:27:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:01,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2022-07-13 19:27:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2022-07-13 19:27:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-07-13 19:27:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2022-07-13 19:27:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2022-07-13 19:27:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2022-07-13 19:27:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2022-07-13 19:27:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2022-07-13 19:27:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-07-13 19:27:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-07-13 19:27:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2022-07-13 19:27:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:02,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2022-07-13 19:27:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-07-13 19:27:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2022-07-13 19:27:03,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2022-07-13 19:27:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2022-07-13 19:27:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-07-13 19:27:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2022-07-13 19:27:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2022-07-13 19:27:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2022-07-13 19:27:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2022-07-13 19:27:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-07-13 19:27:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 752 [2022-07-13 19:27:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2022-07-13 19:27:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 768 [2022-07-13 19:27:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2022-07-13 19:27:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 784 [2022-07-13 19:27:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2022-07-13 19:27:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-07-13 19:27:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:03,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 808 [2022-07-13 19:27:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:04,020 INFO L134 CoverageAnalysis]: Checked inductivity of 45904 backedges. 9204 proven. 4857 refuted. 0 times theorem prover too weak. 31843 trivial. 0 not checked. [2022-07-13 19:27:04,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 19:27:04,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973964894] [2022-07-13 19:27:04,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973964894] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 19:27:04,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687767205] [2022-07-13 19:27:04,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 19:27:04,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 19:27:04,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 19:27:04,027 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 19:27:04,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-13 19:27:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:27:04,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 259 conjunts are in the unsatisfiable core [2022-07-13 19:27:04,449 INFO L286 TraceCheckSpWp]: Computing forward predicates...