./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 173e3943 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/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash f25e8d9a29012500b38126aa22b2b7d181aad99a845cece264158253e2ec92e3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 11:47:21,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 11:47:21,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 11:47:21,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 11:47:21,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 11:47:21,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 11:47:21,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 11:47:21,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 11:47:21,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 11:47:21,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 11:47:21,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 11:47:21,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 11:47:21,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 11:47:21,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 11:47:21,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 11:47:21,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 11:47:21,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 11:47:21,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 11:47:21,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 11:47:21,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 11:47:21,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 11:47:21,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 11:47:21,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 11:47:21,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 11:47:21,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 11:47:21,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 11:47:21,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 11:47:21,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 11:47:21,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 11:47:21,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 11:47:21,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 11:47:21,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 11:47:21,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 11:47:21,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 11:47:21,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 11:47:21,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 11:47:21,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 11:47:21,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 11:47:21,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 11:47:21,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 11:47:21,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 11:47:21,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 11:47:21,625 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 11:47:21,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 11:47:21,626 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 11:47:21,626 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 11:47:21,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 11:47:21,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 11:47:21,628 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 11:47:21,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 11:47:21,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 11:47:21,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 11:47:21,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 11:47:21,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 11:47:21,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 11:47:21,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 11:47:21,630 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 11:47:21,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 11:47:21,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 11:47:21,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 11:47:21,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 11:47:21,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 11:47:21,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 11:47:21,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 11:47:21,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 11:47:21,632 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 11:47:21,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 11:47:21,632 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 11:47:21,632 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 11:47:21,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 11:47:21,633 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 11:47:21,633 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25e8d9a29012500b38126aa22b2b7d181aad99a845cece264158253e2ec92e3 [2021-11-06 11:47:21,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 11:47:21,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 11:47:21,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 11:47:21,938 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 11:47:21,939 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 11:47:21,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2021-11-06 11:47:22,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/620fab2f5/32fa4c19235f45a2b9a4fe814954dc03/FLAG2da41eb1b [2021-11-06 11:47:22,660 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 11:47:22,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2021-11-06 11:47:22,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/620fab2f5/32fa4c19235f45a2b9a4fe814954dc03/FLAG2da41eb1b [2021-11-06 11:47:22,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/620fab2f5/32fa4c19235f45a2b9a4fe814954dc03 [2021-11-06 11:47:22,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 11:47:22,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 11:47:22,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 11:47:22,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 11:47:22,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 11:47:22,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:47:22" (1/1) ... [2021-11-06 11:47:22,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@426bd4e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:22, skipping insertion in model container [2021-11-06 11:47:22,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:47:22" (1/1) ... [2021-11-06 11:47:22,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 11:47:22,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 11:47:24,326 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i[192897,192910] [2021-11-06 11:47:24,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-06 11:47:24,406 INFO L203 MainTranslator]: Completed pre-run [2021-11-06 11:47:24,741 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i[192897,192910] [2021-11-06 11:47:24,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-06 11:47:24,845 INFO L208 MainTranslator]: Completed translation [2021-11-06 11:47:24,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24 WrapperNode [2021-11-06 11:47:24,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 11:47:24,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-06 11:47:24,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-06 11:47:24,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-06 11:47:24,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (1/1) ... [2021-11-06 11:47:24,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (1/1) ... [2021-11-06 11:47:25,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-06 11:47:25,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-06 11:47:25,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-06 11:47:25,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-06 11:47:25,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (1/1) ... [2021-11-06 11:47:25,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (1/1) ... [2021-11-06 11:47:26,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (1/1) ... [2021-11-06 11:47:26,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (1/1) ... [2021-11-06 11:47:26,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (1/1) ... [2021-11-06 11:47:26,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (1/1) ... [2021-11-06 11:47:26,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (1/1) ... [2021-11-06 11:47:27,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-06 11:47:27,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-06 11:47:27,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-06 11:47:27,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-06 11:47:27,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (1/1) ... [2021-11-06 11:47:27,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 11:47:27,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:47:27,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-06 11:47:27,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-06 11:47:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-06 11:47:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-06 11:47:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-06 11:47:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-06 11:47:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-06 11:47:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-06 11:47:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-06 11:47:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-06 11:47:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-06 11:47:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-06 11:47:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-06 11:47:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-06 11:47:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-06 11:47:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-06 11:47:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-06 11:47:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-06 11:47:28,357 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-06 11:47:28,395 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-06 11:47:28,479 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-06 11:47:28,509 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-06 11:47:43,299 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1293: assume false; [2021-11-06 11:47:43,299 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1294: assume !false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1299: assume false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1288: assume false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1289: assume !false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1273: assume false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1274: assume !false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1278: assume false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1279: assume !false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2509: assume !false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2513: assume false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2514: assume !false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2519: assume !false; [2021-11-06 11:47:43,300 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2518: assume false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2502: assume !false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2501: assume false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2508: assume false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2591: assume !false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2590: assume false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2595: assume false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2596: assume !false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2580: assume !false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2584: assume false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1253: assume false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1254: assume !false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2585: assume !false; [2021-11-06 11:47:43,301 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2570: assume !false; [2021-11-06 11:47:43,302 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1243: assume false; [2021-11-06 11:47:43,302 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1244: assume !false; [2021-11-06 11:47:43,302 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2579: assume false; [2021-11-06 11:47:43,302 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1248: assume false; [2021-11-06 11:47:43,302 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1249: assume !false; [2021-11-06 11:47:43,302 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2564: assume false; [2021-11-06 11:47:43,302 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2565: assume !false; [2021-11-06 11:47:43,303 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2569: assume false; [2021-11-06 11:47:43,303 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1222: assume false; [2021-11-06 11:47:43,303 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1223: assume !false; [2021-11-06 11:47:43,303 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1227: assume false; [2021-11-06 11:47:43,303 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1228: assume !false; [2021-11-06 11:47:43,303 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2540: assume !false; [2021-11-06 11:47:43,303 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1210: assume false; [2021-11-06 11:47:43,303 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1211: assume !false; [2021-11-06 11:47:43,303 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2544: assume false; [2021-11-06 11:47:43,304 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2545: assume !false; [2021-11-06 11:47:43,304 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1217: assume false; [2021-11-06 11:47:43,304 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1218: assume !false; [2021-11-06 11:47:43,304 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2535: assume !false; [2021-11-06 11:47:43,304 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2534: assume false; [2021-11-06 11:47:43,304 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1205: assume false; [2021-11-06 11:47:43,305 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1206: assume !false; [2021-11-06 11:47:43,305 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2539: assume false; [2021-11-06 11:47:43,305 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1180: assume false; [2021-11-06 11:47:43,305 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1181: assume !false; [2021-11-06 11:47:43,305 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1185: assume false; [2021-11-06 11:47:43,305 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1186: assume !false; [2021-11-06 11:47:43,306 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1170: assume !false; [2021-11-06 11:47:43,306 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1174: assume false; [2021-11-06 11:47:43,306 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1175: assume !false; [2021-11-06 11:47:43,306 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1160: assume !false; [2021-11-06 11:47:43,306 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2496: assume false; [2021-11-06 11:47:43,306 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2497: assume !false; [2021-11-06 11:47:43,307 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1169: assume false; [2021-11-06 11:47:43,307 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1154: assume false; [2021-11-06 11:47:43,307 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1155: assume !false; [2021-11-06 11:47:43,307 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1159: assume false; [2021-11-06 11:47:43,307 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3712: assume !false; [2021-11-06 11:47:43,308 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3711: assume false; [2021-11-06 11:47:43,308 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3701: assume false; [2021-11-06 11:47:43,308 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3702: assume !false; [2021-11-06 11:47:43,308 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3707: assume !false; [2021-11-06 11:47:43,308 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3706: assume false; [2021-11-06 11:47:43,309 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2472: assume !false; [2021-11-06 11:47:43,309 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2471: assume false; [2021-11-06 11:47:43,309 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2476: assume false; [2021-11-06 11:47:43,309 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2477: assume !false; [2021-11-06 11:47:43,309 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2461: assume !false; [2021-11-06 11:47:43,309 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2460: assume false; [2021-11-06 11:47:43,309 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2465: assume false; [2021-11-06 11:47:43,310 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2466: assume !false; [2021-11-06 11:47:43,310 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2450: assume false; [2021-11-06 11:47:43,310 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3783: assume !false; [2021-11-06 11:47:43,310 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2451: assume !false; [2021-11-06 11:47:43,310 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3782: assume false; [2021-11-06 11:47:43,310 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3787: assume false; [2021-11-06 11:47:43,311 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3788: assume !false; [2021-11-06 11:47:43,311 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2445: assume false; [2021-11-06 11:47:43,311 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2446: assume !false; [2021-11-06 11:47:43,311 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1100: assume !false; [2021-11-06 11:47:43,311 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3763: assume !false; [2021-11-06 11:47:43,311 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3762: assume false; [2021-11-06 11:47:43,312 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3752: assume !false; [2021-11-06 11:47:43,312 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3751: assume false; [2021-11-06 11:47:43,312 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3758: assume !false; [2021-11-06 11:47:43,312 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3757: assume false; [2021-11-06 11:47:43,312 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3747: assume !false; [2021-11-06 11:47:43,312 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3746: assume false; [2021-11-06 11:47:43,313 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3732: assume !false; [2021-11-06 11:47:43,313 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3731: assume false; [2021-11-06 11:47:43,313 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3736: assume false; [2021-11-06 11:47:43,313 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3737: assume !false; [2021-11-06 11:47:43,313 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1090: assume false; [2021-11-06 11:47:43,313 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1091: assume !false; [2021-11-06 11:47:43,314 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1099: assume false; [2021-11-06 11:47:43,314 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1081: assume false; [2021-11-06 11:47:43,314 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1082: assume !false; [2021-11-06 11:47:43,314 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2391: assume !false; [2021-11-06 11:47:43,314 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2390: assume false; [2021-11-06 11:47:43,314 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2382: assume !false; [2021-11-06 11:47:43,315 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2381: assume false; [2021-11-06 11:47:43,315 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1057: assume false; [2021-11-06 11:47:43,315 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1058: assume !false; [2021-11-06 11:47:43,315 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2373: assume !false; [2021-11-06 11:47:43,315 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2372: assume false; [2021-11-06 11:47:43,315 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3680: assume false; [2021-11-06 11:47:43,316 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3681: assume !false; [2021-11-06 11:47:43,316 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3686: assume !false; [2021-11-06 11:47:43,316 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3685: assume false; [2021-11-06 11:47:43,316 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3675: assume false; [2021-11-06 11:47:43,316 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3676: assume !false; [2021-11-06 11:47:43,316 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2348: assume false; [2021-11-06 11:47:43,317 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2349: assume !false; [2021-11-06 11:47:43,317 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3664: assume !false; [2021-11-06 11:47:43,317 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3663: assume false; [2021-11-06 11:47:43,317 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3668: assume false; [2021-11-06 11:47:43,317 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3669: assume !false; [2021-11-06 11:47:43,317 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3644: assume !false; [2021-11-06 11:47:43,318 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3643: assume false; [2021-11-06 11:47:43,318 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3633: assume !false; [2021-11-06 11:47:43,318 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3632: assume false; [2021-11-06 11:47:43,318 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3639: assume !false; [2021-11-06 11:47:43,318 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3638: assume false; [2021-11-06 11:47:43,318 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3628: assume !false; [2021-11-06 11:47:43,319 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3627: assume false; [2021-11-06 11:47:43,319 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3613: assume !false; [2021-11-06 11:47:43,319 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3612: assume false; [2021-11-06 11:47:43,319 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3617: assume false; [2021-11-06 11:47:43,319 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3618: assume !false; [2021-11-06 11:47:43,320 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2281: assume !false; [2021-11-06 11:47:43,320 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2280: assume false; [2021-11-06 11:47:43,320 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume !false; [2021-11-06 11:47:43,320 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##94: assume false; [2021-11-06 11:47:43,320 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume !false; [2021-11-06 11:47:43,321 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##99: assume false; [2021-11-06 11:47:43,321 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2021-11-06 11:47:43,321 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2021-11-06 11:47:43,321 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##89: assume false; [2021-11-06 11:47:43,321 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##60: assume !false; [2021-11-06 11:47:43,321 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##65: assume !false; [2021-11-06 11:47:43,322 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume false; [2021-11-06 11:47:43,322 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##59: assume false; [2021-11-06 11:47:43,322 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2021-11-06 11:47:43,322 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2021-11-06 11:47:43,322 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3558: assume !false; [2021-11-06 11:47:43,322 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3557: assume false; [2021-11-06 11:47:43,322 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3540: assume !false; [2021-11-06 11:47:43,323 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3549: assume !false; [2021-11-06 11:47:43,323 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3548: assume false; [2021-11-06 11:47:43,323 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3539: assume false; [2021-11-06 11:47:43,323 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3516: assume !false; [2021-11-06 11:47:43,323 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3515: assume false; [2021-11-06 11:47:43,323 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1705: assume false; [2021-11-06 11:47:43,324 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2975: assume false; [2021-11-06 11:47:43,324 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2976: assume !false; [2021-11-06 11:47:43,324 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1681: assume false; [2021-11-06 11:47:43,324 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1682: assume !false; [2021-11-06 11:47:43,324 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1300: assume !false; [2021-11-06 11:47:43,325 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1304: assume false; [2021-11-06 11:47:43,325 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1305: assume !false; [2021-11-06 11:47:43,325 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2621: assume !false; [2021-11-06 11:47:43,325 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2620: assume false; [2021-11-06 11:47:43,325 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2616: assume !false; [2021-11-06 11:47:43,325 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2615: assume false; [2021-11-06 11:47:43,326 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##143: assume !false; [2021-11-06 11:47:43,326 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##142: assume false; [2021-11-06 11:47:43,326 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##151: assume false; [2021-11-06 11:47:43,326 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##152: assume !false; [2021-11-06 11:47:43,326 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##161: assume !false; [2021-11-06 11:47:43,326 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##160: assume false; [2021-11-06 11:47:43,327 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1330: assume !false; [2021-11-06 11:47:43,327 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##100: assume !false; [2021-11-06 11:47:43,327 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##109: assume false; [2021-11-06 11:47:43,327 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1324: assume false; [2021-11-06 11:47:43,327 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##110: assume !false; [2021-11-06 11:47:43,327 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1325: assume !false; [2021-11-06 11:47:43,328 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##115: assume !false; [2021-11-06 11:47:43,328 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##114: assume false; [2021-11-06 11:47:43,328 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1329: assume false; [2021-11-06 11:47:43,328 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4370: assume false; [2021-11-06 11:47:43,328 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4371: assume !false; [2021-11-06 11:47:43,328 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4376: assume !false; [2021-11-06 11:47:43,328 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4375: assume false; [2021-11-06 11:47:43,329 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4361: assume !false; [2021-11-06 11:47:43,329 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4360: assume false; [2021-11-06 11:47:43,329 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4355: assume false; [2021-11-06 11:47:43,329 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4356: assume !false; [2021-11-06 11:47:43,329 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4330: assume false; [2021-11-06 11:47:43,329 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4331: assume !false; [2021-11-06 11:47:43,330 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4336: assume !false; [2021-11-06 11:47:43,330 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4335: assume false; [2021-11-06 11:47:43,330 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4325: assume false; [2021-11-06 11:47:43,330 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4326: assume !false; [2021-11-06 11:47:43,330 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4310: assume !false; [2021-11-06 11:47:43,330 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4300: assume !false; [2021-11-06 11:47:43,331 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4304: assume false; [2021-11-06 11:47:43,331 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4305: assume !false; [2021-11-06 11:47:43,331 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4309: assume false; [2021-11-06 11:47:43,331 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4381: assume false; [2021-11-06 11:47:43,331 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4382: assume !false; [2021-11-06 11:47:43,331 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4387: assume !false; [2021-11-06 11:47:43,332 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4386: assume false; [2021-11-06 11:47:43,332 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##267: assume !false; [2021-11-06 11:47:43,332 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##266: assume false; [2021-11-06 11:47:43,332 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##272: assume !false; [2021-11-06 11:47:43,332 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##271: assume false; [2021-11-06 11:47:43,332 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##279: assume !false; [2021-11-06 11:47:43,333 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##278: assume false; [2021-11-06 11:47:43,333 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##283: assume false; [2021-11-06 11:47:43,333 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##284: assume !false; [2021-11-06 11:47:43,333 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##289: assume !false; [2021-11-06 11:47:43,333 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##288: assume false; [2021-11-06 11:47:43,333 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##216: assume !false; [2021-11-06 11:47:43,334 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##215: assume false; [2021-11-06 11:47:43,334 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##221: assume !false; [2021-11-06 11:47:43,334 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume false; [2021-11-06 11:47:43,334 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##231: assume !false; [2021-11-06 11:47:43,334 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##230: assume false; [2021-11-06 11:47:43,334 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##236: assume !false; [2021-11-06 11:47:43,335 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##235: assume false; [2021-11-06 11:47:43,434 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##242: assume !false; [2021-11-06 11:47:43,434 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##241: assume false; [2021-11-06 11:47:43,434 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##247: assume !false; [2021-11-06 11:47:43,434 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##246: assume false; [2021-11-06 11:47:43,434 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4251: assume false; [2021-11-06 11:47:43,434 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4252: assume !false; [2021-11-06 11:47:43,434 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4256: assume false; [2021-11-06 11:47:43,434 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4257: assume !false; [2021-11-06 11:47:43,434 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4241: assume false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4242: assume !false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##305: assume !false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##304: assume false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##309: assume false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4237: assume !false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4236: assume false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##310: assume !false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##315: assume !false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##314: assume false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4292: assume false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4293: assume !false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4299: assume false; [2021-11-06 11:47:43,435 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4288: assume !false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4287: assume false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4262: assume false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4263: assume !false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4267: assume false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4268: assume !false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##386: assume !false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##385: assume false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##391: assume !false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##390: assume false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##335: assume !false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##334: assume false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##339: assume false; [2021-11-06 11:47:43,436 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##340: assume !false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##349: assume false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##350: assume !false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##355: assume !false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##354: assume false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##360: assume false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##361: assume !false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##366: assume !false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##365: assume false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4139: assume false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4181: assume false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4182: assume !false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4172: assume false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4173: assume !false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4163: assume false; [2021-11-06 11:47:43,437 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4164: assume !false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4140: assume !false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##518: assume !false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##517: assume false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##667: assume !false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##666: assume false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##676: assume !false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##675: assume false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##685: assume !false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##684: assume false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##766: assume !false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##765: assume false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##771: assume !false; [2021-11-06 11:47:43,438 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##770: assume false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##791: assume !false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##790: assume false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##796: assume !false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##795: assume false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3372: assume false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3373: assume !false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3367: assume false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3368: assume !false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##739: assume false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##740: assume !false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##745: assume !false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##744: assume false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3343: assume !false; [2021-11-06 11:47:43,439 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3342: assume false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3347: assume false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3348: assume !false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##755: assume !false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##754: assume false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##759: assume false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3332: assume !false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3331: assume false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3336: assume false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##760: assume !false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3337: assume !false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3321: assume false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3322: assume !false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3316: assume false; [2021-11-06 11:47:43,440 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3317: assume !false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##889: assume false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3286: assume false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3287: assume !false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##890: assume !false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3271: assume !false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3270: assume false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3260: assume false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3261: assume !false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3266: assume !false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3265: assume false; [2021-11-06 11:47:43,441 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3253: assume false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3254: assume !false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3248: assume false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3249: assume !false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##859: assume !false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##858: assume false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##863: assume false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##864: assume !false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3224: assume !false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3223: assume false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3228: assume false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3229: assume !false; [2021-11-06 11:47:43,442 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##874: assume !false; [2021-11-06 11:47:43,443 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##873: assume false; [2021-11-06 11:47:43,443 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##878: assume false; [2021-11-06 11:47:43,443 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##879: assume !false; [2021-11-06 11:47:43,447 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3213: assume !false; [2021-11-06 11:47:43,447 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3212: assume false; [2021-11-06 11:47:43,448 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3217: assume false; [2021-11-06 11:47:43,448 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3218: assume !false; [2021-11-06 11:47:43,448 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##885: assume !false; [2021-11-06 11:47:43,448 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##884: assume false; [2021-11-06 11:47:43,448 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##803: assume !false; [2021-11-06 11:47:43,449 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##802: assume false; [2021-11-06 11:47:43,449 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##808: assume !false; [2021-11-06 11:47:43,449 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##807: assume false; [2021-11-06 11:47:43,450 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##812: assume false; [2021-11-06 11:47:43,450 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##813: assume !false; [2021-11-06 11:47:43,450 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##829: assume !false; [2021-11-06 11:47:43,454 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##828: assume false; [2021-11-06 11:47:43,454 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##834: assume !false; [2021-11-06 11:47:43,454 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##833: assume false; [2021-11-06 11:47:43,455 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##838: assume false; [2021-11-06 11:47:43,455 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##839: assume !false; [2021-11-06 11:47:43,455 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3291: assume false; [2021-11-06 11:47:43,455 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3292: assume !false; [2021-11-06 11:47:43,455 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3297: assume !false; [2021-11-06 11:47:43,455 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3296: assume false; [2021-11-06 11:47:43,456 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3202: assume false; [2021-11-06 11:47:43,456 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3203: assume !false; [2021-11-06 11:47:43,456 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3143: assume !false; [2021-11-06 11:47:43,456 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3142: assume false; [2021-11-06 11:47:43,456 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3134: assume !false; [2021-11-06 11:47:43,456 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3133: assume false; [2021-11-06 11:47:43,456 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3125: assume !false; [2021-11-06 11:47:43,457 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3124: assume false; [2021-11-06 11:47:43,457 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3198: assume !false; [2021-11-06 11:47:43,457 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3197: assume false; [2021-11-06 11:47:43,457 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##909: assume false; [2021-11-06 11:47:43,457 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##910: assume !false; [2021-11-06 11:47:43,457 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##915: assume !false; [2021-11-06 11:47:43,457 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##914: assume false; [2021-11-06 11:47:43,458 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4411: assume false; [2021-11-06 11:47:43,458 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4412: assume !false; [2021-11-06 11:47:43,458 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4406: assume false; [2021-11-06 11:47:43,458 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4407: assume !false; [2021-11-06 11:47:43,459 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1948: assume false; [2021-11-06 11:47:43,463 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1949: assume !false; [2021-11-06 11:47:43,463 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1953: assume false; [2021-11-06 11:47:43,464 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1954: assume !false; [2021-11-06 11:47:43,464 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1928: assume false; [2021-11-06 11:47:43,464 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1929: assume !false; [2021-11-06 11:47:43,464 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1917: assume false; [2021-11-06 11:47:43,464 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1918: assume !false; [2021-11-06 11:47:43,464 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1923: assume false; [2021-11-06 11:47:43,465 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1924: assume !false; [2021-11-06 11:47:43,465 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1912: assume false; [2021-11-06 11:47:43,465 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1913: assume !false; [2021-11-06 11:47:43,465 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1902: assume false; [2021-11-06 11:47:43,465 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1903: assume !false; [2021-11-06 11:47:43,465 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1897: assume false; [2021-11-06 11:47:43,465 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1898: assume !false; [2021-11-06 11:47:43,466 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1872: assume false; [2021-11-06 11:47:43,466 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1873: assume !false; [2021-11-06 11:47:43,466 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1877: assume false; [2021-11-06 11:47:43,466 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1878: assume !false; [2021-11-06 11:47:43,466 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1867: assume false; [2021-11-06 11:47:43,466 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1868: assume !false; [2021-11-06 11:47:43,466 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1851: assume false; [2021-11-06 11:47:43,466 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1852: assume !false; [2021-11-06 11:47:43,467 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1841: assume false; [2021-11-06 11:47:43,467 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1842: assume !false; [2021-11-06 11:47:43,467 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1846: assume false; [2021-11-06 11:47:43,467 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1847: assume !false; [2021-11-06 11:47:43,467 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1829: assume false; [2021-11-06 11:47:43,467 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1830: assume !false; [2021-11-06 11:47:43,467 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1834: assume false; [2021-11-06 11:47:43,468 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1835: assume !false; [2021-11-06 11:47:43,468 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1805: assume !false; [2021-11-06 11:47:43,468 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1809: assume false; [2021-11-06 11:47:43,468 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1810: assume !false; [2021-11-06 11:47:43,468 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1804: assume false; [2021-11-06 11:47:43,468 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1783: assume false; [2021-11-06 11:47:43,469 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1784: assume !false; [2021-11-06 11:47:43,469 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1778: assume false; [2021-11-06 11:47:43,469 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1779: assume !false; [2021-11-06 11:47:43,469 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1723: assume false; [2021-11-06 11:47:43,469 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1724: assume !false; [2021-11-06 11:47:43,469 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1706: assume !false; [2021-11-06 11:47:43,469 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1714: assume false; [2021-11-06 11:47:43,469 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1715: assume !false; [2021-11-06 11:47:43,470 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1793: assume false; [2021-11-06 11:47:43,470 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1794: assume !false; [2021-11-06 11:47:43,470 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1798: assume false; [2021-11-06 11:47:43,470 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1799: assume !false; [2021-11-06 11:47:43,504 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-06 11:47:43,505 INFO L299 CfgBuilder]: Removed 4253 assume(true) statements. [2021-11-06 11:47:43,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:47:43 BoogieIcfgContainer [2021-11-06 11:47:43,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-06 11:47:43,514 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-06 11:47:43,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-06 11:47:43,517 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-06 11:47:43,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:47:22" (1/3) ... [2021-11-06 11:47:43,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dba3278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:47:43, skipping insertion in model container [2021-11-06 11:47:43,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:47:24" (2/3) ... [2021-11-06 11:47:43,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dba3278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:47:43, skipping insertion in model container [2021-11-06 11:47:43,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:47:43" (3/3) ... [2021-11-06 11:47:43,520 INFO L111 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-block-loop.ko.cil.out.i [2021-11-06 11:47:43,524 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-06 11:47:43,524 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 19 error locations. [2021-11-06 11:47:43,580 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-06 11:47:43,585 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-06 11:47:43,586 INFO L340 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2021-11-06 11:47:43,656 INFO L276 IsEmpty]: Start isEmpty. Operand has 4472 states, 4452 states have (on average 1.36455525606469) internal successors, (6075), 4471 states have internal predecessors, (6075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:43,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-06 11:47:43,660 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:47:43,661 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:47:43,662 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2021-11-06 11:47:43,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:47:43,666 INFO L85 PathProgramCache]: Analyzing trace with hash -1415825750, now seen corresponding path program 1 times [2021-11-06 11:47:43,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:47:43,674 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346782216] [2021-11-06 11:47:43,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:47:43,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:47:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:47:44,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:47:44,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:47:44,078 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346782216] [2021-11-06 11:47:44,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346782216] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 11:47:44,078 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 11:47:44,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-06 11:47:44,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797387212] [2021-11-06 11:47:44,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 11:47:44,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:47:44,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 11:47:44,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 11:47:44,111 INFO L87 Difference]: Start difference. First operand has 4472 states, 4452 states have (on average 1.36455525606469) internal successors, (6075), 4471 states have internal predecessors, (6075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:44,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:47:44,618 INFO L93 Difference]: Finished difference Result 12890 states and 17676 transitions. [2021-11-06 11:47:44,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 11:47:44,620 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-06 11:47:44,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:47:44,676 INFO L225 Difference]: With dead ends: 12890 [2021-11-06 11:47:44,677 INFO L226 Difference]: Without dead ends: 8380 [2021-11-06 11:47:44,693 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 11:47:44,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8380 states. [2021-11-06 11:47:44,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8380 to 8344. [2021-11-06 11:47:44,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8344 states, 8325 states have (on average 1.317957957957958) internal successors, (10972), 8343 states have internal predecessors, (10972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:45,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8344 states to 8344 states and 10972 transitions. [2021-11-06 11:47:45,005 INFO L78 Accepts]: Start accepts. Automaton has 8344 states and 10972 transitions. Word has length 9 [2021-11-06 11:47:45,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:47:45,006 INFO L470 AbstractCegarLoop]: Abstraction has 8344 states and 10972 transitions. [2021-11-06 11:47:45,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:45,006 INFO L276 IsEmpty]: Start isEmpty. Operand 8344 states and 10972 transitions. [2021-11-06 11:47:45,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-06 11:47:45,010 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:47:45,010 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:47:45,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-06 11:47:45,010 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2021-11-06 11:47:45,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:47:45,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1041648290, now seen corresponding path program 1 times [2021-11-06 11:47:45,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:47:45,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731934109] [2021-11-06 11:47:45,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:47:45,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:47:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:47:45,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:47:45,127 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:47:45,127 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731934109] [2021-11-06 11:47:45,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731934109] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 11:47:45,128 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 11:47:45,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-06 11:47:45,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195938651] [2021-11-06 11:47:45,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-06 11:47:45,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:47:45,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-06 11:47:45,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-06 11:47:45,130 INFO L87 Difference]: Start difference. First operand 8344 states and 10972 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:45,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:47:45,368 INFO L93 Difference]: Finished difference Result 16625 states and 21866 transitions. [2021-11-06 11:47:45,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-06 11:47:45,369 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-11-06 11:47:45,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:47:45,405 INFO L225 Difference]: With dead ends: 16625 [2021-11-06 11:47:45,405 INFO L226 Difference]: Without dead ends: 8344 [2021-11-06 11:47:45,423 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-06 11:47:45,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8344 states. [2021-11-06 11:47:45,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8344 to 8344. [2021-11-06 11:47:45,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8344 states, 8325 states have (on average 1.3177177177177177) internal successors, (10970), 8343 states have internal predecessors, (10970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:45,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8344 states to 8344 states and 10970 transitions. [2021-11-06 11:47:45,776 INFO L78 Accepts]: Start accepts. Automaton has 8344 states and 10970 transitions. Word has length 29 [2021-11-06 11:47:45,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:47:45,778 INFO L470 AbstractCegarLoop]: Abstraction has 8344 states and 10970 transitions. [2021-11-06 11:47:45,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:45,778 INFO L276 IsEmpty]: Start isEmpty. Operand 8344 states and 10970 transitions. [2021-11-06 11:47:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-06 11:47:45,782 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:47:45,783 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:47:45,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-06 11:47:45,783 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2021-11-06 11:47:45,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:47:45,784 INFO L85 PathProgramCache]: Analyzing trace with hash -216111537, now seen corresponding path program 1 times [2021-11-06 11:47:45,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:47:45,785 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65614576] [2021-11-06 11:47:45,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:47:45,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:47:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:47:45,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:47:45,893 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:47:45,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65614576] [2021-11-06 11:47:45,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65614576] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 11:47:45,894 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 11:47:45,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-06 11:47:45,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969329071] [2021-11-06 11:47:45,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 11:47:45,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:47:45,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 11:47:45,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 11:47:45,898 INFO L87 Difference]: Start difference. First operand 8344 states and 10970 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:46,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:47:46,142 INFO L93 Difference]: Finished difference Result 16680 states and 21930 transitions. [2021-11-06 11:47:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 11:47:46,143 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-06 11:47:46,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:47:46,179 INFO L225 Difference]: With dead ends: 16680 [2021-11-06 11:47:46,179 INFO L226 Difference]: Without dead ends: 8344 [2021-11-06 11:47:46,201 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 11:47:46,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8344 states. [2021-11-06 11:47:46,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8344 to 8344. [2021-11-06 11:47:46,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8344 states, 8325 states have (on average 1.3174774774774776) internal successors, (10968), 8343 states have internal predecessors, (10968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8344 states to 8344 states and 10968 transitions. [2021-11-06 11:47:46,478 INFO L78 Accepts]: Start accepts. Automaton has 8344 states and 10968 transitions. Word has length 34 [2021-11-06 11:47:46,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:47:46,478 INFO L470 AbstractCegarLoop]: Abstraction has 8344 states and 10968 transitions. [2021-11-06 11:47:46,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:46,480 INFO L276 IsEmpty]: Start isEmpty. Operand 8344 states and 10968 transitions. [2021-11-06 11:47:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-06 11:47:46,482 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:47:46,482 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:47:46,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-06 11:47:46,485 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2021-11-06 11:47:46,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:47:46,486 INFO L85 PathProgramCache]: Analyzing trace with hash -725584627, now seen corresponding path program 1 times [2021-11-06 11:47:46,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:47:46,487 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080124925] [2021-11-06 11:47:46,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:47:46,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:47:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:47:46,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:47:46,585 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:47:46,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080124925] [2021-11-06 11:47:46,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080124925] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 11:47:46,586 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 11:47:46,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-06 11:47:46,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901793406] [2021-11-06 11:47:46,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-06 11:47:46,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:47:46,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-06 11:47:46,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-06 11:47:46,588 INFO L87 Difference]: Start difference. First operand 8344 states and 10968 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:46,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:47:46,821 INFO L93 Difference]: Finished difference Result 16625 states and 21861 transitions. [2021-11-06 11:47:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-06 11:47:46,821 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-06 11:47:46,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:47:46,862 INFO L225 Difference]: With dead ends: 16625 [2021-11-06 11:47:46,863 INFO L226 Difference]: Without dead ends: 8335 [2021-11-06 11:47:46,881 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-06 11:47:46,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8335 states. [2021-11-06 11:47:47,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8335 to 8335. [2021-11-06 11:47:47,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8335 states, 8316 states have (on average 1.3174603174603174) internal successors, (10956), 8334 states have internal predecessors, (10956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:47,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8335 states to 8335 states and 10956 transitions. [2021-11-06 11:47:47,280 INFO L78 Accepts]: Start accepts. Automaton has 8335 states and 10956 transitions. Word has length 34 [2021-11-06 11:47:47,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:47:47,281 INFO L470 AbstractCegarLoop]: Abstraction has 8335 states and 10956 transitions. [2021-11-06 11:47:47,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:47,281 INFO L276 IsEmpty]: Start isEmpty. Operand 8335 states and 10956 transitions. [2021-11-06 11:47:47,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-06 11:47:47,285 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:47:47,285 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:47:47,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-06 11:47:47,286 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2021-11-06 11:47:47,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:47:47,286 INFO L85 PathProgramCache]: Analyzing trace with hash 342854848, now seen corresponding path program 1 times [2021-11-06 11:47:47,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:47:47,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626735598] [2021-11-06 11:47:47,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:47:47,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:47:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:47:47,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:47:47,400 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:47:47,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626735598] [2021-11-06 11:47:47,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626735598] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 11:47:47,400 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 11:47:47,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-06 11:47:47,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128341331] [2021-11-06 11:47:47,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-06 11:47:47,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:47:47,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-06 11:47:47,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-06 11:47:47,402 INFO L87 Difference]: Start difference. First operand 8335 states and 10956 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:47,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:47:47,647 INFO L93 Difference]: Finished difference Result 16659 states and 21900 transitions. [2021-11-06 11:47:47,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-06 11:47:47,648 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2021-11-06 11:47:47,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:47:47,672 INFO L225 Difference]: With dead ends: 16659 [2021-11-06 11:47:47,672 INFO L226 Difference]: Without dead ends: 8372 [2021-11-06 11:47:47,689 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-06 11:47:47,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8372 states. [2021-11-06 11:47:47,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8372 to 8336. [2021-11-06 11:47:47,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8336 states, 8317 states have (on average 1.3174221474089214) internal successors, (10957), 8335 states have internal predecessors, (10957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8336 states to 8336 states and 10957 transitions. [2021-11-06 11:47:47,931 INFO L78 Accepts]: Start accepts. Automaton has 8336 states and 10957 transitions. Word has length 39 [2021-11-06 11:47:47,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:47:47,931 INFO L470 AbstractCegarLoop]: Abstraction has 8336 states and 10957 transitions. [2021-11-06 11:47:47,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:47,932 INFO L276 IsEmpty]: Start isEmpty. Operand 8336 states and 10957 transitions. [2021-11-06 11:47:47,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-06 11:47:47,933 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:47:47,933 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:47:47,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-06 11:47:47,933 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2021-11-06 11:47:47,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:47:47,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1942358478, now seen corresponding path program 1 times [2021-11-06 11:47:47,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:47:47,934 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187081028] [2021-11-06 11:47:47,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:47:47,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:47:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:47:48,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-06 11:47:48,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:47:48,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187081028] [2021-11-06 11:47:48,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187081028] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 11:47:48,049 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 11:47:48,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 11:47:48,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406713176] [2021-11-06 11:47:48,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-06 11:47:48,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:47:48,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-06 11:47:48,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-06 11:47:48,050 INFO L87 Difference]: Start difference. First operand 8336 states and 10957 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:49,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:47:49,180 INFO L93 Difference]: Finished difference Result 12528 states and 16438 transitions. [2021-11-06 11:47:49,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-06 11:47:49,181 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-11-06 11:47:49,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:47:49,217 INFO L225 Difference]: With dead ends: 12528 [2021-11-06 11:47:49,217 INFO L226 Difference]: Without dead ends: 12492 [2021-11-06 11:47:49,225 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-06 11:47:49,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12492 states. [2021-11-06 11:47:49,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12492 to 12441. [2021-11-06 11:47:49,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12441 states, 12422 states have (on average 1.3177427145387217) internal successors, (16369), 12440 states have internal predecessors, (16369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:49,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12441 states to 12441 states and 16369 transitions. [2021-11-06 11:47:49,577 INFO L78 Accepts]: Start accepts. Automaton has 12441 states and 16369 transitions. Word has length 52 [2021-11-06 11:47:49,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:47:49,577 INFO L470 AbstractCegarLoop]: Abstraction has 12441 states and 16369 transitions. [2021-11-06 11:47:49,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:49,578 INFO L276 IsEmpty]: Start isEmpty. Operand 12441 states and 16369 transitions. [2021-11-06 11:47:49,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-06 11:47:49,586 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:47:49,586 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:47:49,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-06 11:47:49,586 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2021-11-06 11:47:49,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:47:49,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1549331468, now seen corresponding path program 1 times [2021-11-06 11:47:49,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:47:49,587 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319724441] [2021-11-06 11:47:49,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:47:49,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:47:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:47:49,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:47:49,829 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:47:49,829 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319724441] [2021-11-06 11:47:49,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319724441] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:47:49,830 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1650890981] [2021-11-06 11:47:49,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:47:49,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:47:49,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:47:49,835 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:47:49,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-06 11:47:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:47:50,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 1140 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-06 11:47:50,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:47:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:47:50,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1650890981] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:47:50,832 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:47:50,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-06 11:47:50,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656605209] [2021-11-06 11:47:50,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-06 11:47:50,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:47:50,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-06 11:47:50,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-11-06 11:47:50,835 INFO L87 Difference]: Start difference. First operand 12441 states and 16369 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:51,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:47:51,283 INFO L93 Difference]: Finished difference Result 24906 states and 32767 transitions. [2021-11-06 11:47:51,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-06 11:47:51,284 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-11-06 11:47:51,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:47:51,325 INFO L225 Difference]: With dead ends: 24906 [2021-11-06 11:47:51,325 INFO L226 Difference]: Without dead ends: 12514 [2021-11-06 11:47:51,350 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-11-06 11:47:51,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12514 states. [2021-11-06 11:47:51,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12514 to 12478. [2021-11-06 11:47:51,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12478 states, 12459 states have (on average 1.3172806806324746) internal successors, (16412), 12477 states have internal predecessors, (16412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:51,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12478 states to 12478 states and 16412 transitions. [2021-11-06 11:47:51,688 INFO L78 Accepts]: Start accepts. Automaton has 12478 states and 16412 transitions. Word has length 52 [2021-11-06 11:47:51,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:47:51,689 INFO L470 AbstractCegarLoop]: Abstraction has 12478 states and 16412 transitions. [2021-11-06 11:47:51,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:47:51,689 INFO L276 IsEmpty]: Start isEmpty. Operand 12478 states and 16412 transitions. [2021-11-06 11:47:51,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-06 11:47:51,691 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:47:51,691 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:47:51,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-06 11:47:51,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:47:51,910 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2021-11-06 11:47:51,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:47:51,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1101621826, now seen corresponding path program 2 times [2021-11-06 11:47:51,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:47:51,911 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268254187] [2021-11-06 11:47:51,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:47:51,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:47:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:47:52,058 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:47:52,059 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:47:52,059 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268254187] [2021-11-06 11:47:52,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268254187] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:47:52,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2099823342] [2021-11-06 11:47:52,060 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-06 11:47:52,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:47:52,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:47:52,061 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:47:52,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-06 11:47:52,923 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-06 11:47:52,924 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:47:52,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-06 11:47:52,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:47:53,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 523502716 treesize of output 515114108 Killed by 15