./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/xcsp/Dubois-021.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/Dubois-021.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 e914ef70bca7623c78f76c7515a1a020f1916ebb0197185152701ddd5f622073 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 19:31:55,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 19:31:55,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 19:31:55,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 19:31:55,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 19:31:55,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 19:31:55,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 19:31:55,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 19:31:55,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 19:31:55,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 19:31:55,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 19:31:55,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 19:31:55,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 19:31:55,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 19:31:55,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 19:31:55,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 19:31:55,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 19:31:55,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 19:31:55,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 19:31:55,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 19:31:55,382 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 19:31:55,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 19:31:55,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 19:31:55,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 19:31:55,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 19:31:55,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 19:31:55,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 19:31:55,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 19:31:55,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 19:31:55,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 19:31:55,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 19:31:55,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 19:31:55,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 19:31:55,394 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 19:31:55,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 19:31:55,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 19:31:55,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 19:31:55,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 19:31:55,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 19:31:55,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 19:31:55,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 19:31:55,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 19:31:55,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 19:31:55,423 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 19:31:55,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 19:31:55,424 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 19:31:55,424 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 19:31:55,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 19:31:55,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 19:31:55,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 19:31:55,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 19:31:55,425 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 19:31:55,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 19:31:55,426 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 19:31:55,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 19:31:55,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 19:31:55,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 19:31:55,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 19:31:55,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 19:31:55,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 19:31:55,427 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 19:31:55,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 19:31:55,428 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 19:31:55,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 19:31:55,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 19:31:55,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 19:31:55,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 19:31:55,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 19:31:55,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 19:31:55,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 19:31:55,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 19:31:55,429 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 19:31:55,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 19:31:55,430 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 19:31:55,430 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 19:31:55,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 19:31:55,430 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e914ef70bca7623c78f76c7515a1a020f1916ebb0197185152701ddd5f622073 [2022-07-13 19:31:55,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 19:31:55,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 19:31:55,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 19:31:55,637 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 19:31:55,638 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 19:31:55,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/Dubois-021.c [2022-07-13 19:31:55,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8a5308d/dc424f14749d40f08d9bc67868092bb4/FLAGec8b4626e [2022-07-13 19:31:56,126 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 19:31:56,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-021.c [2022-07-13 19:31:56,141 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8a5308d/dc424f14749d40f08d9bc67868092bb4/FLAGec8b4626e [2022-07-13 19:31:56,161 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8a5308d/dc424f14749d40f08d9bc67868092bb4 [2022-07-13 19:31:56,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 19:31:56,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 19:31:56,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 19:31:56,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 19:31:56,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 19:31:56,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:31:56,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@273e6cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56, skipping insertion in model container [2022-07-13 19:31:56,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:31:56,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 19:31:56,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 19:31:56,475 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-021.c[15084,15097] [2022-07-13 19:31:56,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 19:31:56,538 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 19:31:56,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/Dubois-021.c[15084,15097] [2022-07-13 19:31:56,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 19:31:56,652 INFO L208 MainTranslator]: Completed translation [2022-07-13 19:31:56,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56 WrapperNode [2022-07-13 19:31:56,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 19:31:56,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 19:31:56,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 19:31:56,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 19:31:56,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:31:56,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:32:00,332 INFO L137 Inliner]: procedures = 13, calls = 175, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 437 [2022-07-13 19:32:00,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 19:32:00,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 19:32:00,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 19:32:00,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 19:32:00,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:32:00,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:32:01,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:32:01,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:32:03,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:32:03,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:32:03,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:32:04,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 19:32:04,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 19:32:04,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 19:32:04,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 19:32:04,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (1/1) ... [2022-07-13 19:32:04,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 19:32:04,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 19:32:04,719 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 19:32:04,721 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 19:32:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 19:32:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 19:32:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 19:32:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 19:32:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-07-13 19:32:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-07-13 19:32:04,845 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 19:32:04,868 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 19:32:07,006 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 19:32:07,013 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 19:32:07,013 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-13 19:32:07,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 07:32:07 BoogieIcfgContainer [2022-07-13 19:32:07,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 19:32:07,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 19:32:07,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 19:32:07,018 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 19:32:07,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 07:31:56" (1/3) ... [2022-07-13 19:32:07,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ff155bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 07:32:07, skipping insertion in model container [2022-07-13 19:32:07,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:31:56" (2/3) ... [2022-07-13 19:32:07,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ff155bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 07:32:07, skipping insertion in model container [2022-07-13 19:32:07,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 07:32:07" (3/3) ... [2022-07-13 19:32:07,020 INFO L111 eAbstractionObserver]: Analyzing ICFG Dubois-021.c [2022-07-13 19:32:07,029 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 19:32:07,029 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 19:32:07,083 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 19:32:07,088 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@69f4b44f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@49b17357 [2022-07-13 19:32:07,088 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 19:32:07,091 INFO L276 IsEmpty]: Start isEmpty. Operand has 242 states, 71 states have (on average 1.028169014084507) internal successors, (73), 72 states have internal predecessors, (73), 168 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2022-07-13 19:32:07,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 907 [2022-07-13 19:32:07,140 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 19:32:07,141 INFO L195 NwaCegarLoop]: trace histogram [168, 168, 168, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:32:07,142 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 19:32:07,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 19:32:07,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1051410171, now seen corresponding path program 1 times [2022-07-13 19:32:07,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 19:32:07,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447223089] [2022-07-13 19:32:07,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 19:32:07,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 19:32:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 19:32:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-13 19:32:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-13 19:32:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-13 19:32:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-13 19:32:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-13 19:32:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-13 19:32:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-07-13 19:32:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-13 19:32:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-13 19:32:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-07-13 19:32:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-13 19:32:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 19:32:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-13 19:32:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-13 19:32:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-13 19:32:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-13 19:32:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-13 19:32:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-13 19:32:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-07-13 19:32:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-13 19:32:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-07-13 19:32:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-13 19:32:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-13 19:32:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-07-13 19:32:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-07-13 19:32:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-07-13 19:32:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-13 19:32:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-13 19:32:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-13 19:32:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-13 19:32:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-13 19:32:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-13 19:32:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-07-13 19:32:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-07-13 19:32:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-13 19:32:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-13 19:32:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-13 19:32:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-07-13 19:32:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-13 19:32:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-13 19:32:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-13 19:32:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-07-13 19:32:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-13 19:32:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-07-13 19:32:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-13 19:32:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-07-13 19:32:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-13 19:32:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-07-13 19:32:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-13 19:32:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-13 19:32:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-13 19:32:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-13 19:32:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-13 19:32:07,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-07-13 19:32:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-13 19:32:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-13 19:32:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-13 19:32:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-07-13 19:32:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-13 19:32:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2022-07-13 19:32:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-13 19:32:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-07-13 19:32:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-13 19:32:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-07-13 19:32:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-13 19:32:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-07-13 19:32:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-13 19:32:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-13 19:32:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-07-13 19:32:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-13 19:32:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-13 19:32:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-13 19:32:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-07-13 19:32:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-13 19:32:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-13 19:32:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-13 19:32:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-07-13 19:32:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-07-13 19:32:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-07-13 19:32:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-07-13 19:32:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-13 19:32:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-13 19:32:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-13 19:32:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-13 19:32:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-07-13 19:32:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-07-13 19:32:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-07-13 19:32:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-07-13 19:32:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2022-07-13 19:32:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-13 19:32:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-07-13 19:32:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-13 19:32:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-13 19:32:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-13 19:32:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2022-07-13 19:32:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-07-13 19:32:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-07-13 19:32:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-07-13 19:32:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-07-13 19:32:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2022-07-13 19:32:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2022-07-13 19:32:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-07-13 19:32:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2022-07-13 19:32:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2022-07-13 19:32:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2022-07-13 19:32:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-07-13 19:32:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-07-13 19:32:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2022-07-13 19:32:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2022-07-13 19:32:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2022-07-13 19:32:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2022-07-13 19:32:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-07-13 19:32:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-07-13 19:32:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2022-07-13 19:32:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2022-07-13 19:32:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2022-07-13 19:32:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2022-07-13 19:32:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2022-07-13 19:32:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2022-07-13 19:32:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2022-07-13 19:32:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2022-07-13 19:32:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-07-13 19:32:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-07-13 19:32:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2022-07-13 19:32:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2022-07-13 19:32:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-07-13 19:32:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2022-07-13 19:32:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 705 [2022-07-13 19:32:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2022-07-13 19:32:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 715 [2022-07-13 19:32:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2022-07-13 19:32:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2022-07-13 19:32:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2022-07-13 19:32:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 735 [2022-07-13 19:32:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 740 [2022-07-13 19:32:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:07,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2022-07-13 19:32:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 750 [2022-07-13 19:32:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2022-07-13 19:32:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2022-07-13 19:32:08,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 765 [2022-07-13 19:32:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 770 [2022-07-13 19:32:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 775 [2022-07-13 19:32:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2022-07-13 19:32:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2022-07-13 19:32:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 790 [2022-07-13 19:32:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 795 [2022-07-13 19:32:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-07-13 19:32:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 805 [2022-07-13 19:32:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 810 [2022-07-13 19:32:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2022-07-13 19:32:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 820 [2022-07-13 19:32:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 825 [2022-07-13 19:32:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 830 [2022-07-13 19:32:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 835 [2022-07-13 19:32:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 840 [2022-07-13 19:32:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2022-07-13 19:32:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 850 [2022-07-13 19:32:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 855 [2022-07-13 19:32:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 860 [2022-07-13 19:32:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 865 [2022-07-13 19:32:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 870 [2022-07-13 19:32:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2022-07-13 19:32:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 880 [2022-07-13 19:32:08,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 885 [2022-07-13 19:32:08,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 890 [2022-07-13 19:32:08,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 895 [2022-07-13 19:32:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 900 [2022-07-13 19:32:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 19:32:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 56112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56112 trivial. 0 not checked. [2022-07-13 19:32:08,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 19:32:08,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447223089] [2022-07-13 19:32:08,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447223089] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 19:32:08,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 19:32:08,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 19:32:08,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123774989] [2022-07-13 19:32:08,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 19:32:08,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-13 19:32:08,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 19:32:08,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 19:32:08,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 19:32:08,120 INFO L87 Difference]: Start difference. First operand has 242 states, 71 states have (on average 1.028169014084507) internal successors, (73), 72 states have internal predecessors, (73), 168 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) Second operand has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 1 states have call predecessors, (168), 2 states have call successors, (168) [2022-07-13 19:32:08,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 19:32:08,163 INFO L93 Difference]: Finished difference Result 478 states and 980 transitions. [2022-07-13 19:32:08,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 19:32:08,165 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 1 states have call predecessors, (168), 2 states have call successors, (168) Word has length 906 [2022-07-13 19:32:08,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 19:32:08,172 INFO L225 Difference]: With dead ends: 478 [2022-07-13 19:32:08,172 INFO L226 Difference]: Without dead ends: 239 [2022-07-13 19:32:08,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 506 GetRequests, 506 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 19:32:08,181 INFO L413 NwaCegarLoop]: 405 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, 405 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 19:32:08,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 19:32:08,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2022-07-13 19:32:08,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 239. [2022-07-13 19:32:08,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 69 states have (on average 1.0) internal successors, (69), 69 states have internal predecessors, (69), 168 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2022-07-13 19:32:08,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 405 transitions. [2022-07-13 19:32:08,247 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 405 transitions. Word has length 906 [2022-07-13 19:32:08,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 19:32:08,248 INFO L495 AbstractCegarLoop]: Abstraction has 239 states and 405 transitions. [2022-07-13 19:32:08,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 1 states have call predecessors, (168), 2 states have call successors, (168) [2022-07-13 19:32:08,249 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 405 transitions. [2022-07-13 19:32:08,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 907 [2022-07-13 19:32:08,268 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 19:32:08,268 INFO L195 NwaCegarLoop]: trace histogram [168, 168, 168, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:32:08,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 19:32:08,269 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 19:32:08,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 19:32:08,270 INFO L85 PathProgramCache]: Analyzing trace with hash 698787323, now seen corresponding path program 1 times [2022-07-13 19:32:08,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 19:32:08,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528101319] [2022-07-13 19:32:08,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 19:32:08,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 19:32:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat