./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e002fb6463a65ebb6b75b40986db95c31112380a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:57:16,674 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:57:16,675 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:57:16,682 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:57:16,682 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:57:16,683 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:57:16,683 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:57:16,685 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:57:16,686 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:57:16,686 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:57:16,687 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:57:16,687 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:57:16,688 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:57:16,688 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:57:16,689 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:57:16,690 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:57:16,690 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:57:16,691 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:57:16,693 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:57:16,694 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:57:16,695 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:57:16,696 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:57:16,697 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:57:16,698 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:57:16,698 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:57:16,699 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:57:16,699 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:57:16,700 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:57:16,701 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:57:16,701 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:57:16,701 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:57:16,702 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:57:16,702 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:57:16,702 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:57:16,703 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:57:16,703 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:57:16,703 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:57:16,713 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:57:16,713 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:57:16,714 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:57:16,714 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:57:16,715 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:57:16,715 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:57:16,715 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:57:16,715 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:57:16,715 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:57:16,715 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:57:16,716 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:57:16,716 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:57:16,716 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:57:16,716 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:57:16,716 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:57:16,716 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:57:16,716 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:57:16,716 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:57:16,717 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:57:16,717 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:57:16,717 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:57:16,717 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:57:16,717 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:57:16,717 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:57:16,718 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:57:16,718 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:57:16,718 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:57:16,718 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:57:16,718 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:57:16,718 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:57:16,718 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e002fb6463a65ebb6b75b40986db95c31112380a [2018-11-28 12:57:16,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:57:16,752 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:57:16,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:57:16,754 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:57:16,754 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:57:16,755 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-28 12:57:16,791 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/data/5b64ff1ee/89c9737a08a542bdbf0b312d7e6e40b0/FLAGf9e5d0f07 [2018-11-28 12:57:17,232 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:57:17,233 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-28 12:57:17,241 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/data/5b64ff1ee/89c9737a08a542bdbf0b312d7e6e40b0/FLAGf9e5d0f07 [2018-11-28 12:57:17,252 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/data/5b64ff1ee/89c9737a08a542bdbf0b312d7e6e40b0 [2018-11-28 12:57:17,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:57:17,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:57:17,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:57:17,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:57:17,259 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:57:17,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5274901a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17, skipping insertion in model container [2018-11-28 12:57:17,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:57:17,299 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:57:17,517 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:57:17,521 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:57:17,646 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:57:17,659 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:57:17,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17 WrapperNode [2018-11-28 12:57:17,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:57:17,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:57:17,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:57:17,660 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:57:17,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,684 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:57:17,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:57:17,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:57:17,684 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:57:17,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (1/1) ... [2018-11-28 12:57:17,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:57:17,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:57:17,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:57:17,729 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:57:17,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:57:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:57:17,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:57:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 12:57:17,763 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 12:57:17,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:57:17,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:57:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:57:17,764 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:57:18,590 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:57:18,590 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 12:57:18,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:57:18 BoogieIcfgContainer [2018-11-28 12:57:18,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:57:18,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:57:18,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:57:18,594 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:57:18,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:57:17" (1/3) ... [2018-11-28 12:57:18,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ceb799b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:57:18, skipping insertion in model container [2018-11-28 12:57:18,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:57:17" (2/3) ... [2018-11-28 12:57:18,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ceb799b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:57:18, skipping insertion in model container [2018-11-28 12:57:18,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:57:18" (3/3) ... [2018-11-28 12:57:18,596 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label26_true-unreach-call_false-termination.c [2018-11-28 12:57:18,604 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:57:18,611 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:57:18,624 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:57:18,650 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:57:18,651 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:57:18,651 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:57:18,651 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:57:18,651 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:57:18,651 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:57:18,651 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:57:18,651 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:57:18,651 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:57:18,669 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-28 12:57:18,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-28 12:57:18,677 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:57:18,677 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:57:18,679 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:57:18,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:57:18,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1414431897, now seen corresponding path program 1 times [2018-11-28 12:57:18,685 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:57:18,686 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:57:18,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:18,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:57:18,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:57:19,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:57:19,015 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:57:19,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:57:19,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:57:19,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:57:19,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:57:19,028 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-28 12:57:19,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:57:19,551 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-28 12:57:19,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:57:19,553 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2018-11-28 12:57:19,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:57:19,561 INFO L225 Difference]: With dead ends: 547 [2018-11-28 12:57:19,561 INFO L226 Difference]: Without dead ends: 278 [2018-11-28 12:57:19,565 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:57:19,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-11-28 12:57:19,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2018-11-28 12:57:19,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-11-28 12:57:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 394 transitions. [2018-11-28 12:57:19,609 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 394 transitions. Word has length 109 [2018-11-28 12:57:19,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:57:19,610 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 394 transitions. [2018-11-28 12:57:19,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:57:19,610 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 394 transitions. [2018-11-28 12:57:19,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-28 12:57:19,613 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:57:19,613 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:57:19,618 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:57:19,618 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:57:19,618 INFO L82 PathProgramCache]: Analyzing trace with hash -609512656, now seen corresponding path program 1 times [2018-11-28 12:57:19,618 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:57:19,619 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:57:19,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:19,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:57:19,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:57:19,689 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:57:19,690 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:57:19,690 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:57:19,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:57:19,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:57:19,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:57:19,692 INFO L87 Difference]: Start difference. First operand 278 states and 394 transitions. Second operand 6 states. [2018-11-28 12:57:20,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:57:20,117 INFO L93 Difference]: Finished difference Result 840 states and 1222 transitions. [2018-11-28 12:57:20,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:57:20,118 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-11-28 12:57:20,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:57:20,124 INFO L225 Difference]: With dead ends: 840 [2018-11-28 12:57:20,124 INFO L226 Difference]: Without dead ends: 568 [2018-11-28 12:57:20,125 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:57:20,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2018-11-28 12:57:20,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 556. [2018-11-28 12:57:20,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2018-11-28 12:57:20,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 785 transitions. [2018-11-28 12:57:20,157 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 785 transitions. Word has length 119 [2018-11-28 12:57:20,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:57:20,157 INFO L480 AbstractCegarLoop]: Abstraction has 556 states and 785 transitions. [2018-11-28 12:57:20,157 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:57:20,158 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 785 transitions. [2018-11-28 12:57:20,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-28 12:57:20,160 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:57:20,160 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:57:20,161 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:57:20,161 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:57:20,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1252784430, now seen corresponding path program 1 times [2018-11-28 12:57:20,161 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:57:20,161 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:57:20,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:20,162 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:57:20,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:57:20,355 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:57:20,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:57:20,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:57:20,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:57:20,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:57:20,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:57:20,356 INFO L87 Difference]: Start difference. First operand 556 states and 785 transitions. Second operand 5 states. [2018-11-28 12:57:20,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:57:20,685 INFO L93 Difference]: Finished difference Result 1205 states and 1730 transitions. [2018-11-28 12:57:20,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:57:20,685 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2018-11-28 12:57:20,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:57:20,687 INFO L225 Difference]: With dead ends: 1205 [2018-11-28 12:57:20,687 INFO L226 Difference]: Without dead ends: 554 [2018-11-28 12:57:20,689 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:57:20,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-11-28 12:57:20,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2018-11-28 12:57:20,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2018-11-28 12:57:20,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 712 transitions. [2018-11-28 12:57:20,699 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 712 transitions. Word has length 120 [2018-11-28 12:57:20,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:57:20,700 INFO L480 AbstractCegarLoop]: Abstraction has 554 states and 712 transitions. [2018-11-28 12:57:20,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:57:20,700 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 712 transitions. [2018-11-28 12:57:20,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-28 12:57:20,701 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:57:20,701 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:57:20,702 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:57:20,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:57:20,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1557577546, now seen corresponding path program 1 times [2018-11-28 12:57:20,702 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:57:20,702 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:57:20,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:20,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:57:20,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:57:20,795 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:57:20,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:57:20,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:57:20,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:57:20,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:57:20,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:57:20,796 INFO L87 Difference]: Start difference. First operand 554 states and 712 transitions. Second operand 4 states. [2018-11-28 12:57:21,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:57:21,266 INFO L93 Difference]: Finished difference Result 1372 states and 1784 transitions. [2018-11-28 12:57:21,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:57:21,266 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2018-11-28 12:57:21,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:57:21,269 INFO L225 Difference]: With dead ends: 1372 [2018-11-28 12:57:21,269 INFO L226 Difference]: Without dead ends: 824 [2018-11-28 12:57:21,270 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:57:21,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2018-11-28 12:57:21,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 824. [2018-11-28 12:57:21,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2018-11-28 12:57:21,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1027 transitions. [2018-11-28 12:57:21,288 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1027 transitions. Word has length 124 [2018-11-28 12:57:21,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:57:21,288 INFO L480 AbstractCegarLoop]: Abstraction has 824 states and 1027 transitions. [2018-11-28 12:57:21,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:57:21,288 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1027 transitions. [2018-11-28 12:57:21,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-28 12:57:21,290 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:57:21,291 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:57:21,291 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:57:21,291 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:57:21,291 INFO L82 PathProgramCache]: Analyzing trace with hash -323555598, now seen corresponding path program 1 times [2018-11-28 12:57:21,291 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:57:21,291 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:57:21,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:21,292 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:57:21,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:57:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-28 12:57:21,397 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:57:21,397 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:57:21,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:57:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:57:21,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:57:21,528 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-28 12:57:21,544 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:57:21,544 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-28 12:57:21,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:57:21,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:57:21,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:57:21,545 INFO L87 Difference]: Start difference. First operand 824 states and 1027 transitions. Second operand 7 states. [2018-11-28 12:57:22,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:57:22,198 INFO L93 Difference]: Finished difference Result 2772 states and 3535 transitions. [2018-11-28 12:57:22,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-28 12:57:22,201 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 168 [2018-11-28 12:57:22,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:57:22,208 INFO L225 Difference]: With dead ends: 2772 [2018-11-28 12:57:22,208 INFO L226 Difference]: Without dead ends: 1954 [2018-11-28 12:57:22,210 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-11-28 12:57:22,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1954 states. [2018-11-28 12:57:22,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1954 to 1940. [2018-11-28 12:57:22,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1940 states. [2018-11-28 12:57:22,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2358 transitions. [2018-11-28 12:57:22,255 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2358 transitions. Word has length 168 [2018-11-28 12:57:22,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:57:22,255 INFO L480 AbstractCegarLoop]: Abstraction has 1940 states and 2358 transitions. [2018-11-28 12:57:22,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:57:22,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2358 transitions. [2018-11-28 12:57:22,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-28 12:57:22,259 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:57:22,259 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:57:22,260 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:57:22,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:57:22,260 INFO L82 PathProgramCache]: Analyzing trace with hash -398578223, now seen corresponding path program 1 times [2018-11-28 12:57:22,260 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:57:22,260 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:57:22,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:22,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:57:22,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:57:22,356 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 80 proven. 39 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-28 12:57:22,356 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:57:22,356 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:57:22,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:57:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:57:22,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:57:22,551 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 92 proven. 25 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-28 12:57:22,582 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:57:22,583 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-28 12:57:22,584 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:57:22,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:57:22,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:57:22,584 INFO L87 Difference]: Start difference. First operand 1940 states and 2358 transitions. Second operand 8 states. [2018-11-28 12:57:23,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:57:23,904 INFO L93 Difference]: Finished difference Result 6043 states and 7803 transitions. [2018-11-28 12:57:23,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 12:57:23,904 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 187 [2018-11-28 12:57:23,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:57:23,919 INFO L225 Difference]: With dead ends: 6043 [2018-11-28 12:57:23,919 INFO L226 Difference]: Without dead ends: 4109 [2018-11-28 12:57:23,924 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2018-11-28 12:57:23,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4109 states. [2018-11-28 12:57:23,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4109 to 3352. [2018-11-28 12:57:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3352 states. [2018-11-28 12:57:24,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 3352 states and 4119 transitions. [2018-11-28 12:57:24,004 INFO L78 Accepts]: Start accepts. Automaton has 3352 states and 4119 transitions. Word has length 187 [2018-11-28 12:57:24,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:57:24,004 INFO L480 AbstractCegarLoop]: Abstraction has 3352 states and 4119 transitions. [2018-11-28 12:57:24,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:57:24,005 INFO L276 IsEmpty]: Start isEmpty. Operand 3352 states and 4119 transitions. [2018-11-28 12:57:24,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-28 12:57:24,013 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:57:24,013 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:57:24,013 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:57:24,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:57:24,014 INFO L82 PathProgramCache]: Analyzing trace with hash -901861594, now seen corresponding path program 1 times [2018-11-28 12:57:24,014 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:57:24,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:57:24,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:24,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:57:24,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:57:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:57:24,164 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-28 12:57:24,164 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:57:24,164 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:57:24,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:57:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:57:24,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:57:24,273 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-28 12:57:24,290 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:57:24,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-28 12:57:24,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:57:24,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:57:24,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:57:24,291 INFO L87 Difference]: Start difference. First operand 3352 states and 4119 transitions. Second operand 9 states. [2018-11-28 12:57:25,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:57:25,432 INFO L93 Difference]: Finished difference Result 6223 states and 8093 transitions. [2018-11-28 12:57:25,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-28 12:57:25,433 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 205 [2018-11-28 12:57:25,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:57:25,433 INFO L225 Difference]: With dead ends: 6223 [2018-11-28 12:57:25,433 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:57:25,441 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=200, Invalid=670, Unknown=0, NotChecked=0, Total=870 [2018-11-28 12:57:25,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:57:25,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:57:25,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:57:25,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:57:25,442 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 205 [2018-11-28 12:57:25,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:57:25,442 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:57:25,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:57:25,443 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:57:25,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:57:25,446 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:57:25,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:25,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:57:26,212 WARN L180 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 78 [2018-11-28 12:57:26,426 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2018-11-28 12:57:26,630 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2018-11-28 12:57:26,631 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:57:26,632 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-11-28 12:57:26,632 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:57:26,632 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-28 12:57:26,632 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-28 12:57:26,632 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,632 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,632 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,632 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,633 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,633 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,633 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-28 12:57:26,633 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-28 12:57:26,633 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-28 12:57:26,633 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-28 12:57:26,633 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2018-11-28 12:57:26,633 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-28 12:57:26,633 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-28 12:57:26,634 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-28 12:57:26,634 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-28 12:57:26,634 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-28 12:57:26,634 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-28 12:57:26,634 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,634 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,634 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,634 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,634 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,635 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,635 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-28 12:57:26,635 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-28 12:57:26,635 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-28 12:57:26,635 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-28 12:57:26,635 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-28 12:57:26,635 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-28 12:57:26,635 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-28 12:57:26,635 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-28 12:57:26,635 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,636 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,637 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-28 12:57:26,637 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-28 12:57:26,637 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-28 12:57:26,637 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-28 12:57:26,637 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-28 12:57:26,637 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-28 12:57:26,637 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-28 12:57:26,637 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-28 12:57:26,637 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-28 12:57:26,637 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-28 12:57:26,638 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,639 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,640 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-28 12:57:26,641 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse15 (= 1 ~a17~0)) (.cse17 (= 1 ~a21~0)) (.cse12 (= ~a7~0 |old(~a7~0)|)) (.cse19 (= ~a17~0 |old(~a17~0)|)) (.cse13 (= |old(~a16~0)| ~a16~0)) (.cse14 (= ~a20~0 |old(~a20~0)|)) (.cse16 (= ~a21~0 |old(~a21~0)|))) (let ((.cse6 (not (= 1 |old(~a20~0)|))) (.cse18 (and .cse12 .cse19 .cse13 .cse14 .cse16)) (.cse2 (and .cse13 .cse12 .cse19 .cse17 .cse14)) (.cse4 (< 0 |old(~a20~0)|)) (.cse8 (and (and .cse12 .cse19 .cse13 .cse14) .cse16)) (.cse7 (< 0 |old(~a17~0)|)) (.cse11 (< 0 |old(~a21~0)|)) (.cse9 (= 6 |old(~a16~0)|)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (= 1 |old(~a7~0)|)) (.cse10 (and .cse12 .cse13 .cse14 .cse16 .cse15)) (.cse3 (not (= 8 ~a12~0))) (.cse5 (not (= 1 |old(~a17~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 (or .cse1 .cse6 .cse3) .cse7 .cse8) (or .cse9 .cse10 .cse3 .cse11 .cse5) (or .cse0 (or .cse1 .cse6 .cse3 .cse5) (and (and .cse12 .cse13 .cse14 .cse15) .cse16)) (or .cse0 .cse6 (not (= 4 |old(~a16~0)|)) (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse13 .cse17 .cse15) .cse3 (not .cse1) (not (= 13 |old(~a8~0)|)) .cse5) (or .cse9 .cse0 .cse1 .cse18 .cse3 .cse7) (or .cse9 .cse0 .cse3 .cse18 .cse7 .cse4) (or .cse0 (and .cse12 .cse19 .cse14 (= 5 ~a16~0) .cse16) (not (= 5 |old(~a16~0)|)) .cse3 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse7 .cse4) (or .cse8 .cse7 (or .cse3 .cse11)) (or .cse9 .cse0 .cse1 .cse10 .cse3 .cse5)))) [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,642 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-28 12:57:26,643 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-28 12:57:26,644 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-28 12:57:26,645 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:57:26,646 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (= 1 ~a20~0) (= 1 ~a21~0) (= ~a12~0 8) (= 5 ~a16~0) (= 1 ~a17~0)) [2018-11-28 12:57:26,646 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:57:26,646 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:57:26,646 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= 1 ~a21~0) (= ~a20~0 |old(~a20~0)|) (= 5 ~a16~0)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2018-11-28 12:57:26,646 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-28 12:57:26,646 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse7 (<= ~a21~0 0)) (.cse5 (<= ~a17~0 0)) (.cse6 (<= ~a20~0 0)) (.cse4 (not (= ~a16~0 6))) (.cse1 (= 1 ~a21~0)) (.cse3 (not (= ~a7~0 1))) (.cse0 (= 1 ~a20~0)) (.cse2 (= 1 ~a17~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 (= 13 ~a8~0) (= 4 ~a16~0) .cse1 .cse2) (not (= 8 ~a12~0)) (and .cse3 .cse4 .cse1 .cse5) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and .cse3 .cse1 .cse6 .cse2) (not (= 5 |old(~a16~0)|)) (and .cse7 .cse4 .cse2) (and .cse1 .cse5 (= 5 ~a16~0)) (and .cse3 .cse1 .cse5 .cse6) (and .cse1 .cse5 (and .cse3 .cse0)) (not (= 1 |old(~a17~0)|)) (and .cse7 .cse5) (and .cse4 .cse1 .cse5 .cse6) (and .cse3 .cse4 .cse1 .cse2) (and (and .cse3 .cse0 .cse2) (= ~a21~0 |old(~a21~0)|)))) [2018-11-28 12:57:26,646 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-28 12:57:26,646 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-28 12:57:26,646 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse7 (<= ~a21~0 0)) (.cse5 (<= ~a17~0 0)) (.cse6 (<= ~a20~0 0)) (.cse4 (not (= ~a16~0 6))) (.cse1 (= 1 ~a21~0)) (.cse3 (not (= ~a7~0 1))) (.cse0 (= 1 ~a20~0)) (.cse2 (= 1 ~a17~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 (= 13 ~a8~0) (= 4 ~a16~0) .cse1 .cse2) (not (= 8 ~a12~0)) (and .cse3 .cse4 .cse1 .cse5) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and .cse3 .cse1 .cse6 .cse2) (not (= 5 |old(~a16~0)|)) (and .cse7 .cse4 .cse2) (and .cse1 .cse5 (= 5 ~a16~0)) (and .cse3 .cse1 .cse5 .cse6) (and .cse1 .cse5 (and .cse3 .cse0)) (not (= 1 |old(~a17~0)|)) (and .cse7 .cse5) (and .cse4 .cse1 .cse5 .cse6) (and .cse3 .cse4 .cse1 .cse2) (and (and .cse3 .cse0 .cse2) (= ~a21~0 |old(~a21~0)|)))) [2018-11-28 12:57:26,646 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-28 12:57:26,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:57:26 BoogieIcfgContainer [2018-11-28 12:57:26,658 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:57:26,659 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:57:26,659 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:57:26,659 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:57:26,659 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:57:18" (3/4) ... [2018-11-28 12:57:26,663 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:57:26,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:57:26,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 12:57:26,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:57:26,679 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 12:57:26,680 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 12:57:26,707 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(1 == \old(a21)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && a17 <= 0)) || 1 == \old(a7)) || !(1 == \old(a20))) || (((!(a7 == 1) && 1 == a21) && a20 <= 0) && 1 == a17)) || !(5 == \old(a16))) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || ((1 == a21 && a17 <= 0) && 5 == a16)) || (((!(a7 == 1) && 1 == a21) && a17 <= 0) && a20 <= 0)) || ((1 == a21 && a17 <= 0) && !(a7 == 1) && 1 == a20)) || !(1 == \old(a17))) || (a21 <= 0 && a17 <= 0)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a17) && a21 == \old(a21)) [2018-11-28 12:57:26,810 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bec0184c-fff7-4418-8c0f-2f9a7ad8343b/bin-2019/uautomizer/witness.graphml [2018-11-28 12:57:26,811 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:57:26,812 INFO L168 Benchmark]: Toolchain (without parser) took 9556.75 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 326.1 MB). Free memory was 950.6 MB in the beginning and 1.3 GB in the end (delta: -365.0 MB). Peak memory consumption was 441.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:57:26,812 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:57:26,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 41.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:57:26,813 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:57:26,813 INFO L168 Benchmark]: Boogie Preprocessor took 44.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:57:26,814 INFO L168 Benchmark]: RCFGBuilder took 861.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:57:26,814 INFO L168 Benchmark]: TraceAbstraction took 8067.23 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 189.3 MB). Free memory was 1.0 GB in the beginning and 839.9 MB in the end (delta: 172.1 MB). Peak memory consumption was 361.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:57:26,814 INFO L168 Benchmark]: Witness Printer took 152.16 ms. Allocated memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 524.3 kB). Free memory was 839.9 MB in the beginning and 1.3 GB in the end (delta: -475.8 MB). Peak memory consumption was 5.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:57:26,816 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 403.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 41.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 861.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8067.23 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 189.3 MB). Free memory was 1.0 GB in the beginning and 839.9 MB in the end (delta: 172.1 MB). Peak memory consumption was 361.4 MB. Max. memory is 11.5 GB. * Witness Printer took 152.16 ms. Allocated memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 524.3 kB). Free memory was 839.9 MB in the beginning and 1.3 GB in the end (delta: -475.8 MB). Peak memory consumption was 5.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 485]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((((((((((!(1 == \old(a21)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && a17 <= 0)) || 1 == \old(a7)) || !(1 == \old(a20))) || (((!(a7 == 1) && 1 == a21) && a20 <= 0) && 1 == a17)) || !(5 == \old(a16))) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || ((1 == a21 && a17 <= 0) && 5 == a16)) || (((!(a7 == 1) && 1 == a21) && a17 <= 0) && a20 <= 0)) || ((1 == a21 && a17 <= 0) && !(a7 == 1) && 1 == a20)) || !(1 == \old(a17))) || (a21 <= 0 && a17 <= 0)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a17) && a21 == \old(a21)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 8.0s OverallTime, 7 OverallIterations, 5 TraceHistogramMax, 4.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 267 SDtfs, 3702 SDslu, 420 SDs, 0 SdLazy, 5694 SolverSat, 1034 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 676 GetRequests, 600 SyntacticMatches, 6 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3352occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 783 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 130 PreInvPairs, 268 NumberOfFragments, 816 HoareAnnotationTreeSize, 130 FomulaSimplifications, 12972 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2071 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1592 NumberOfCodeBlocks, 1592 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1582 ConstructedInterpolants, 0 QuantifiedInterpolants, 770746 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1621 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 790/873 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...