./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/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 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:06:46,823 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:06:46,824 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:06:46,832 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:06:46,833 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:06:46,833 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:06:46,834 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:06:46,836 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:06:46,837 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:06:46,837 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:06:46,838 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:06:46,838 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:06:46,839 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:06:46,839 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:06:46,840 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:06:46,841 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:06:46,841 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:06:46,843 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:06:46,844 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:06:46,845 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:06:46,846 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:06:46,847 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:06:46,849 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:06:46,849 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:06:46,849 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:06:46,850 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:06:46,850 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:06:46,851 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:06:46,852 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:06:46,852 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:06:46,853 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:06:46,853 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:06:46,853 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:06:46,853 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:06:46,854 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:06:46,855 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:06:46,855 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 14:06:46,865 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:06:46,865 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:06:46,866 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:06:46,866 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:06:46,866 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:06:46,866 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:06:46,866 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 14:06:46,867 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:06:46,867 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:06:46,867 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:06:46,867 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:06:46,867 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:06:46,867 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:06:46,867 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:06:46,868 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:06:46,868 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:06:46,868 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:06:46,868 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:06:46,868 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:06:46,868 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:06:46,869 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:06:46,869 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:06:46,869 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:06:46,869 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:06:46,869 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:06:46,869 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:06:46,869 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:06:46,869 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 14:06:46,870 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:06:46,870 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:06:46,870 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_b5f430ec-a455-4789-a8a6-4d6049117802/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 -> 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 [2018-12-02 14:06:46,892 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:06:46,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:06:46,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:06:46,902 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:06:46,902 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:06:46,902 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-12-02 14:06:46,937 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/data/dc8c03ef2/97b0f00ddaea4a6587eb1ccda9f4a1c1/FLAGfe7751e01 [2018-12-02 14:06:47,332 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:06:47,333 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-12-02 14:06:47,338 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/data/dc8c03ef2/97b0f00ddaea4a6587eb1ccda9f4a1c1/FLAGfe7751e01 [2018-12-02 14:06:47,693 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/data/dc8c03ef2/97b0f00ddaea4a6587eb1ccda9f4a1c1 [2018-12-02 14:06:47,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:06:47,702 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:06:47,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:06:47,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:06:47,710 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:06:47,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:06:47" (1/1) ... [2018-12-02 14:06:47,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cf0b28c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:47, skipping insertion in model container [2018-12-02 14:06:47,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:06:47" (1/1) ... [2018-12-02 14:06:47,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:06:47,747 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:06:47,919 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:06:47,922 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:06:47,968 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:06:48,021 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:06:48,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48 WrapperNode [2018-12-02 14:06:48,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:06:48,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:06:48,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:06:48,022 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:06:48,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (1/1) ... [2018-12-02 14:06:48,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (1/1) ... [2018-12-02 14:06:48,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:06:48,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:06:48,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:06:48,040 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:06:48,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (1/1) ... [2018-12-02 14:06:48,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (1/1) ... [2018-12-02 14:06:48,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (1/1) ... [2018-12-02 14:06:48,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (1/1) ... [2018-12-02 14:06:48,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (1/1) ... [2018-12-02 14:06:48,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (1/1) ... [2018-12-02 14:06:48,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (1/1) ... [2018-12-02 14:06:48,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:06:48,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:06:48,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:06:48,075 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:06:48,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/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 [2018-12-02 14:06:48,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 14:06:48,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 14:06:48,107 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 14:06:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 14:06:48,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:06:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:06:48,108 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 14:06:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 14:06:48,671 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:06:48,671 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 14:06:48,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:06:48 BoogieIcfgContainer [2018-12-02 14:06:48,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:06:48,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 14:06:48,672 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 14:06:48,675 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 14:06:48,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:06:47" (1/3) ... [2018-12-02 14:06:48,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dec83e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:06:48, skipping insertion in model container [2018-12-02 14:06:48,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:48" (2/3) ... [2018-12-02 14:06:48,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dec83e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:06:48, skipping insertion in model container [2018-12-02 14:06:48,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:06:48" (3/3) ... [2018-12-02 14:06:48,678 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label06_true-unreach-call_false-termination.c [2018-12-02 14:06:48,686 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 14:06:48,692 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 14:06:48,702 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 14:06:48,722 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 14:06:48,722 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 14:06:48,722 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 14:06:48,722 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 14:06:48,722 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:06:48,722 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:06:48,722 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 14:06:48,722 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:06:48,723 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 14:06:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-02 14:06:48,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 14:06:48,744 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:48,744 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:48,746 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:48,749 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:48,750 INFO L82 PathProgramCache]: Analyzing trace with hash -1121979298, now seen corresponding path program 1 times [2018-12-02 14:06:48,751 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:48,751 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:48,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:48,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:48,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:49,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:49,029 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:06:49,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 14:06:49,032 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 14:06:49,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 14:06:49,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 14:06:49,041 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-02 14:06:49,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:49,437 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-12-02 14:06:49,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 14:06:49,439 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2018-12-02 14:06:49,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:49,447 INFO L225 Difference]: With dead ends: 618 [2018-12-02 14:06:49,447 INFO L226 Difference]: Without dead ends: 320 [2018-12-02 14:06:49,450 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 14:06:49,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-02 14:06:49,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-02 14:06:49,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-02 14:06:49,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2018-12-02 14:06:49,490 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 146 [2018-12-02 14:06:49,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:49,490 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2018-12-02 14:06:49,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 14:06:49,490 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2018-12-02 14:06:49,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 14:06:49,494 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:49,494 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:49,494 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:49,494 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:49,495 INFO L82 PathProgramCache]: Analyzing trace with hash -74166087, now seen corresponding path program 1 times [2018-12-02 14:06:49,495 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:49,495 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:49,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:49,496 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:49,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:49,676 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:49,676 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:06:49,676 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 14:06:49,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 14:06:49,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 14:06:49,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:06:49,678 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2018-12-02 14:06:50,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:50,003 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2018-12-02 14:06:50,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:06:50,004 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2018-12-02 14:06:50,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:50,005 INFO L225 Difference]: With dead ends: 721 [2018-12-02 14:06:50,006 INFO L226 Difference]: Without dead ends: 320 [2018-12-02 14:06:50,007 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:06:50,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-02 14:06:50,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-02 14:06:50,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-02 14:06:50,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2018-12-02 14:06:50,017 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 154 [2018-12-02 14:06:50,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:50,017 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2018-12-02 14:06:50,017 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 14:06:50,018 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2018-12-02 14:06:50,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 14:06:50,019 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:50,019 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:50,019 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:50,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:50,020 INFO L82 PathProgramCache]: Analyzing trace with hash 742954861, now seen corresponding path program 1 times [2018-12-02 14:06:50,020 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:50,020 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:50,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:50,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:50,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:50,220 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:50,220 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:06:50,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 14:06:50,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 14:06:50,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 14:06:50,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:06:50,222 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2018-12-02 14:06:50,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:50,533 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2018-12-02 14:06:50,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:06:50,533 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2018-12-02 14:06:50,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:50,535 INFO L225 Difference]: With dead ends: 717 [2018-12-02 14:06:50,535 INFO L226 Difference]: Without dead ends: 320 [2018-12-02 14:06:50,536 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:06:50,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-02 14:06:50,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-02 14:06:50,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-02 14:06:50,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2018-12-02 14:06:50,549 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 160 [2018-12-02 14:06:50,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:50,549 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2018-12-02 14:06:50,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 14:06:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2018-12-02 14:06:50,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-02 14:06:50,552 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:50,552 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:50,553 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:50,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:50,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1806866058, now seen corresponding path program 1 times [2018-12-02 14:06:50,553 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:50,553 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:50,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:50,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:50,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:50,644 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:50,644 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:06:50,644 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:06:50,644 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:06:50,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:06:50,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:06:50,645 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2018-12-02 14:06:51,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:51,020 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2018-12-02 14:06:51,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:06:51,021 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 168 [2018-12-02 14:06:51,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:51,023 INFO L225 Difference]: With dead ends: 951 [2018-12-02 14:06:51,023 INFO L226 Difference]: Without dead ends: 637 [2018-12-02 14:06:51,024 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 [2018-12-02 14:06:51,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-12-02 14:06:51,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2018-12-02 14:06:51,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-02 14:06:51,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 871 transitions. [2018-12-02 14:06:51,043 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 871 transitions. Word has length 168 [2018-12-02 14:06:51,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:51,043 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 871 transitions. [2018-12-02 14:06:51,043 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:06:51,043 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 871 transitions. [2018-12-02 14:06:51,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-02 14:06:51,045 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:51,046 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:51,046 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:51,046 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:51,046 INFO L82 PathProgramCache]: Analyzing trace with hash -1446244430, now seen corresponding path program 1 times [2018-12-02 14:06:51,046 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:51,046 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:51,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:51,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:51,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:51,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:06:51,168 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 14:06:51,168 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 14:06:51,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 14:06:51,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:06:51,168 INFO L87 Difference]: Start difference. First operand 626 states and 871 transitions. Second operand 5 states. [2018-12-02 14:06:51,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:51,508 INFO L93 Difference]: Finished difference Result 1330 states and 1903 transitions. [2018-12-02 14:06:51,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:06:51,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 170 [2018-12-02 14:06:51,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:51,511 INFO L225 Difference]: With dead ends: 1330 [2018-12-02 14:06:51,511 INFO L226 Difference]: Without dead ends: 626 [2018-12-02 14:06:51,512 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:06:51,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-02 14:06:51,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-02 14:06:51,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-02 14:06:51,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 859 transitions. [2018-12-02 14:06:51,527 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 859 transitions. Word has length 170 [2018-12-02 14:06:51,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:51,527 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 859 transitions. [2018-12-02 14:06:51,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 14:06:51,527 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 859 transitions. [2018-12-02 14:06:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-02 14:06:51,529 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:51,530 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:51,530 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:51,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:51,530 INFO L82 PathProgramCache]: Analyzing trace with hash 1864889838, now seen corresponding path program 1 times [2018-12-02 14:06:51,530 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:51,530 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:51,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:51,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:51,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:51,645 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:51,645 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:06:51,646 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 14:06:51,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 14:06:51,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 14:06:51,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:06:51,646 INFO L87 Difference]: Start difference. First operand 626 states and 859 transitions. Second operand 5 states. [2018-12-02 14:06:51,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:51,992 INFO L93 Difference]: Finished difference Result 1332 states and 1878 transitions. [2018-12-02 14:06:51,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:06:51,992 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 172 [2018-12-02 14:06:51,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:51,993 INFO L225 Difference]: With dead ends: 1332 [2018-12-02 14:06:51,993 INFO L226 Difference]: Without dead ends: 626 [2018-12-02 14:06:51,994 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:06:51,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-02 14:06:52,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-02 14:06:52,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-02 14:06:52,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 843 transitions. [2018-12-02 14:06:52,003 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 843 transitions. Word has length 172 [2018-12-02 14:06:52,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:52,003 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 843 transitions. [2018-12-02 14:06:52,003 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 14:06:52,003 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 843 transitions. [2018-12-02 14:06:52,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 14:06:52,004 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:52,004 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:52,004 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:52,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:52,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1412924006, now seen corresponding path program 1 times [2018-12-02 14:06:52,004 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:52,005 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:52,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:52,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:52,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:52,056 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:52,056 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:06:52,056 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:06:52,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:06:52,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:06:52,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:06:52,057 INFO L87 Difference]: Start difference. First operand 626 states and 843 transitions. Second operand 6 states. [2018-12-02 14:06:52,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:52,429 INFO L93 Difference]: Finished difference Result 1858 states and 2601 transitions. [2018-12-02 14:06:52,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:06:52,429 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 176 [2018-12-02 14:06:52,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:52,434 INFO L225 Difference]: With dead ends: 1858 [2018-12-02 14:06:52,434 INFO L226 Difference]: Without dead ends: 1238 [2018-12-02 14:06:52,436 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 [2018-12-02 14:06:52,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2018-12-02 14:06:52,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2018-12-02 14:06:52,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2018-12-02 14:06:52,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1637 transitions. [2018-12-02 14:06:52,464 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1637 transitions. Word has length 176 [2018-12-02 14:06:52,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:52,465 INFO L480 AbstractCegarLoop]: Abstraction has 1218 states and 1637 transitions. [2018-12-02 14:06:52,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:06:52,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1637 transitions. [2018-12-02 14:06:52,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-02 14:06:52,467 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:52,468 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:52,468 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:52,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:52,468 INFO L82 PathProgramCache]: Analyzing trace with hash -788488225, now seen corresponding path program 1 times [2018-12-02 14:06:52,468 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:52,468 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:52,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:52,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:52,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:52,578 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:52,578 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:06:52,578 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/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 [2018-12-02 14:06:52,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:52,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:06:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 14:06:52,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:06:52,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2018-12-02 14:06:52,714 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 14:06:52,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 14:06:52,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-12-02 14:06:52,715 INFO L87 Difference]: Start difference. First operand 1218 states and 1637 transitions. Second operand 8 states. [2018-12-02 14:06:53,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:53,814 INFO L93 Difference]: Finished difference Result 4712 states and 6777 transitions. [2018-12-02 14:06:53,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-02 14:06:53,815 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 181 [2018-12-02 14:06:53,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:53,823 INFO L225 Difference]: With dead ends: 4712 [2018-12-02 14:06:53,823 INFO L226 Difference]: Without dead ends: 3500 [2018-12-02 14:06:53,826 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 190 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2018-12-02 14:06:53,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3500 states. [2018-12-02 14:06:53,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3500 to 3483. [2018-12-02 14:06:53,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3483 states. [2018-12-02 14:06:53,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 3483 states and 4512 transitions. [2018-12-02 14:06:53,879 INFO L78 Accepts]: Start accepts. Automaton has 3483 states and 4512 transitions. Word has length 181 [2018-12-02 14:06:53,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:53,880 INFO L480 AbstractCegarLoop]: Abstraction has 3483 states and 4512 transitions. [2018-12-02 14:06:53,880 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 14:06:53,880 INFO L276 IsEmpty]: Start isEmpty. Operand 3483 states and 4512 transitions. [2018-12-02 14:06:53,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-02 14:06:53,885 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:53,886 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:53,886 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:53,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:53,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1936433181, now seen corresponding path program 1 times [2018-12-02 14:06:53,886 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:53,886 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:53,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:53,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:53,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:54,028 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:54,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:06:54,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:06:54,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:06:54,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:06:54,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:06:54,029 INFO L87 Difference]: Start difference. First operand 3483 states and 4512 transitions. Second operand 6 states. [2018-12-02 14:06:54,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:54,504 INFO L93 Difference]: Finished difference Result 8292 states and 10873 transitions. [2018-12-02 14:06:54,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 14:06:54,505 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 216 [2018-12-02 14:06:54,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:54,520 INFO L225 Difference]: With dead ends: 8292 [2018-12-02 14:06:54,520 INFO L226 Difference]: Without dead ends: 4819 [2018-12-02 14:06:54,529 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:06:54,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2018-12-02 14:06:54,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 4069. [2018-12-02 14:06:54,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4069 states. [2018-12-02 14:06:54,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 4069 states and 5044 transitions. [2018-12-02 14:06:54,601 INFO L78 Accepts]: Start accepts. Automaton has 4069 states and 5044 transitions. Word has length 216 [2018-12-02 14:06:54,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:54,601 INFO L480 AbstractCegarLoop]: Abstraction has 4069 states and 5044 transitions. [2018-12-02 14:06:54,601 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:06:54,601 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 5044 transitions. [2018-12-02 14:06:54,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-02 14:06:54,610 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:54,610 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:54,610 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:54,610 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:54,610 INFO L82 PathProgramCache]: Analyzing trace with hash -499769692, now seen corresponding path program 1 times [2018-12-02 14:06:54,611 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:54,611 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:54,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:54,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:54,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:54,784 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 116 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:54,784 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:06:54,784 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/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 [2018-12-02 14:06:54,792 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:54,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:06:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 130 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 14:06:54,913 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 14:06:54,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5] total 15 [2018-12-02 14:06:54,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-02 14:06:54,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-02 14:06:54,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2018-12-02 14:06:54,914 INFO L87 Difference]: Start difference. First operand 4069 states and 5044 transitions. Second operand 15 states. [2018-12-02 14:06:56,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:56,180 INFO L93 Difference]: Finished difference Result 8471 states and 11188 transitions. [2018-12-02 14:06:56,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 14:06:56,180 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 251 [2018-12-02 14:06:56,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:56,189 INFO L225 Difference]: With dead ends: 8471 [2018-12-02 14:06:56,189 INFO L226 Difference]: Without dead ends: 3938 [2018-12-02 14:06:56,195 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 261 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=215, Invalid=541, Unknown=0, NotChecked=0, Total=756 [2018-12-02 14:06:56,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3938 states. [2018-12-02 14:06:56,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3938 to 3310. [2018-12-02 14:06:56,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3310 states. [2018-12-02 14:06:56,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 4267 transitions. [2018-12-02 14:06:56,256 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 4267 transitions. Word has length 251 [2018-12-02 14:06:56,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:56,256 INFO L480 AbstractCegarLoop]: Abstraction has 3310 states and 4267 transitions. [2018-12-02 14:06:56,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-02 14:06:56,256 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 4267 transitions. [2018-12-02 14:06:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-02 14:06:56,265 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:56,265 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:06:56,265 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:56,265 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:56,265 INFO L82 PathProgramCache]: Analyzing trace with hash 61009168, now seen corresponding path program 1 times [2018-12-02 14:06:56,265 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:56,266 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:56,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:56,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:56,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 111 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 14:06:56,317 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:06:56,317 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/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 [2018-12-02 14:06:56,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:56,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:56,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:06:56,415 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 14:06:56,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:06:56,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-12-02 14:06:56,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:06:56,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:06:56,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:06:56,431 INFO L87 Difference]: Start difference. First operand 3310 states and 4267 transitions. Second operand 9 states. [2018-12-02 14:06:57,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:57,489 INFO L93 Difference]: Finished difference Result 6363 states and 8325 transitions. [2018-12-02 14:06:57,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-12-02 14:06:57,490 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 257 [2018-12-02 14:06:57,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:57,498 INFO L225 Difference]: With dead ends: 6363 [2018-12-02 14:06:57,498 INFO L226 Difference]: Without dead ends: 3053 [2018-12-02 14:06:57,507 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=219, Invalid=903, Unknown=0, NotChecked=0, Total=1122 [2018-12-02 14:06:57,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3053 states. [2018-12-02 14:06:57,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3053 to 2612. [2018-12-02 14:06:57,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2612 states. [2018-12-02 14:06:57,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2612 states and 2951 transitions. [2018-12-02 14:06:57,574 INFO L78 Accepts]: Start accepts. Automaton has 2612 states and 2951 transitions. Word has length 257 [2018-12-02 14:06:57,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:57,574 INFO L480 AbstractCegarLoop]: Abstraction has 2612 states and 2951 transitions. [2018-12-02 14:06:57,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:06:57,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 2951 transitions. [2018-12-02 14:06:57,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-02 14:06:57,580 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:06:57,580 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, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-02 14:06:57,580 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:06:57,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:06:57,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1641491959, now seen corresponding path program 1 times [2018-12-02 14:06:57,580 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:06:57,580 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:06:57,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:57,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:57,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:06:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:57,746 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 247 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:06:57,746 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:06:57,746 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:06:57,754 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:06:57,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:06:57,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:06:57,880 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 246 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-02 14:06:57,895 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 14:06:57,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2018-12-02 14:06:57,895 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-02 14:06:57,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-02 14:06:57,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2018-12-02 14:06:57,896 INFO L87 Difference]: Start difference. First operand 2612 states and 2951 transitions. Second operand 13 states. [2018-12-02 14:06:59,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:06:59,436 INFO L93 Difference]: Finished difference Result 4966 states and 5717 transitions. [2018-12-02 14:06:59,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-12-02 14:06:59,436 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 309 [2018-12-02 14:06:59,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:06:59,437 INFO L225 Difference]: With dead ends: 4966 [2018-12-02 14:06:59,437 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 14:06:59,445 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=261, Invalid=929, Unknown=0, NotChecked=0, Total=1190 [2018-12-02 14:06:59,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 14:06:59,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 14:06:59,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 14:06:59,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 14:06:59,445 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 309 [2018-12-02 14:06:59,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:06:59,446 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 14:06:59,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-02 14:06:59,446 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 14:06:59,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 14:06:59,449 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 14:06:59,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,707 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 165 [2018-12-02 14:06:59,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:06:59,861 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 165 [2018-12-02 14:07:00,648 WARN L180 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 92 [2018-12-02 14:07:01,281 WARN L180 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 76 [2018-12-02 14:07:01,822 WARN L180 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 76 [2018-12-02 14:07:01,824 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:07:01,824 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-12-02 14:07:01,824 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:07:01,824 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,824 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,824 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,824 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,824 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,824 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-02 14:07:01,824 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,825 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-02 14:07:01,826 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-02 14:07:01,827 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-02 14:07:01,828 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-02 14:07:01,829 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 592) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-02 14:07:01,830 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,831 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-02 14:07:01,832 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-02 14:07:01,833 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-02 14:07:01,834 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,835 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,836 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse28 (not (= ~a11~0 1))) (.cse12 (= ~a17~0 |old(~a17~0)|)) (.cse13 (= ~a19~0 |old(~a19~0)|)) (.cse14 (= ~a25~0 |old(~a25~0)|)) (.cse19 (= 1 |old(~a25~0)|)) (.cse21 (= 10 |old(~a28~0)|)) (.cse11 (= |old(~a28~0)| ~a28~0)) (.cse26 (= 7 ~a17~0)) (.cse27 (= |old(~a25~0)| ~a25~0)) (.cse15 (= 1 |old(~a19~0)|)) (.cse7 (= 1 |old(~a11~0)|))) (let ((.cse3 (not (= 8 |old(~a17~0)|))) (.cse5 (= 9 |old(~a28~0)|)) (.cse16 (not (= 7 |old(~a28~0)|))) (.cse6 (not .cse7)) (.cse17 (= 7 ~a28~0)) (.cse4 (= 1 ~a11~0)) (.cse18 (= 1 ~a19~0)) (.cse2 (not .cse15)) (.cse22 (= 11 |old(~a28~0)|)) (.cse20 (and .cse11 (= |old(~a19~0)| ~a19~0) .cse26 .cse27)) (.cse8 (= |old(~a17~0)| |old(~a28~0)|)) (.cse23 (not (= 7 |old(~a17~0)|))) (.cse0 (not (= 1 ~a21~0))) (.cse24 (not .cse21)) (.cse1 (not .cse19)) (.cse9 (not (= |old(~a17~0)| 8))) (.cse25 (< 0 |old(~a19~0)|)) (.cse10 (and .cse28 .cse11 .cse12 .cse13 .cse14))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not .cse5) .cse6) (or .cse0 .cse7 .cse2 .cse8 .cse5 .cse9 .cse10) (or (< 10 |old(~a28~0)|) (and (and .cse11 .cse12 .cse13) .cse14) (or (or .cse0 .cse8 .cse9) .cse1 .cse2)) (or .cse15 .cse0 .cse16 .cse3 (and .cse17 (not (= ~a25~0 1)) .cse4 (= 8 ~a17~0) (not .cse18)) .cse6 .cse19) (or .cse8 .cse20 (or .cse15 .cse0 .cse21 .cse22) .cse23) (or .cse0 .cse7 .cse10 .cse2 .cse21 .cse8 .cse5 .cse22 .cse19) (or .cse4 .cse0 .cse24 .cse1 .cse2 .cse3 .cse6) (or .cse10 (or .cse0 .cse7 .cse21 .cse5 .cse25 .cse22) .cse9) (or .cse0 .cse16 .cse1 .cse2 .cse6 (and .cse17 .cse4 .cse26 .cse18 .cse27) .cse23) (or (or .cse0 .cse7 .cse1 .cse2 .cse9) (and (and .cse28 .cse11 .cse12 .cse13) .cse14)) (or (or .cse0 (not (= |old(~a19~0)| 1)) .cse21 .cse8 .cse9 .cse22 .cse19) (and .cse11 .cse12 .cse13 .cse14)) (or .cse20 .cse8 (or .cse0 .cse25 .cse19) .cse23) (or .cse0 .cse7 .cse24 .cse1 .cse9 .cse25 .cse10)))) [2018-12-02 14:07:01,836 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,836 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,836 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,836 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-02 14:07:01,836 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-02 14:07:01,836 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-02 14:07:01,836 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-02 14:07:01,836 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,837 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-02 14:07:01,838 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-02 14:07:01,839 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:07:01,840 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 ~a17~0)) (not (= 11 ~a28~0)) (not (= ~a25~0 1)) (= ~a19~0 1) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9)) (not (= ~a28~0 10))) [2018-12-02 14:07:01,840 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 14:07:01,840 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:07:01,841 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (and (not (= ~a11~0 1)) (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (= 10 |old(~a28~0)|) (= |old(~a17~0)| |old(~a28~0)|) (= 9 |old(~a28~0)|) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2018-12-02 14:07:01,841 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse17 (= ~a25~0 1))) (let ((.cse0 (= 7 ~a28~0)) (.cse13 (not .cse17)) (.cse1 (= 1 ~a11~0)) (.cse5 (= 8 ~a17~0)) (.cse4 (= 1 ~a19~0)) (.cse7 (<= ~a19~0 0)) (.cse3 (= 1 ~a25~0)) (.cse16 (= 10 ~a28~0)) (.cse12 (not (= ~a28~0 ~a17~0))) (.cse8 (not (= 11 ~a28~0))) (.cse2 (= 7 ~a17~0)) (.cse11 (not (= ~a28~0 10))) (.cse6 (= |old(~a17~0)| 8)) (.cse9 (= |old(~a17~0)| ~a17~0)) (.cse14 (= ~a19~0 1)) (.cse10 (not (= ~a11~0 1)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (= 10 |old(~a28~0)|) (and .cse1 .cse3 (= 9 ~a28~0) .cse5 .cse4) (and .cse6 .cse7 .cse8 .cse9 .cse10 (not (= ~a28~0 9)) .cse11) (= 9 |old(~a28~0)|) (and .cse6 .cse12 .cse7 .cse13 .cse2) (not (= 1 |old(~a19~0)|)) (and .cse9 (<= ~a28~0 10) .cse11 .cse6 .cse12 .cse14) (let ((.cse15 (= |old(~a19~0)| ~a19~0))) (or (and .cse6 .cse15 .cse12 .cse9 .cse10) (and .cse6 .cse15 .cse12 .cse8 .cse13 .cse9 .cse11))) (and .cse1 .cse3 .cse5 .cse4 .cse16) (and .cse0 .cse13 .cse1 .cse5 (not .cse4)) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (= |old(~a17~0)| |old(~a28~0)|) (and .cse6 .cse7 .cse9 .cse3 .cse16 .cse10) (and .cse10 (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (and .cse6 (not .cse14) .cse12 .cse8 .cse2 .cse11) (and (and .cse6 .cse9 .cse14 .cse10) .cse17)))) [2018-12-02 14:07:01,841 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-02 14:07:01,841 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-02 14:07:01,841 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse17 (= ~a25~0 1))) (let ((.cse0 (= 7 ~a28~0)) (.cse13 (not .cse17)) (.cse1 (= 1 ~a11~0)) (.cse5 (= 8 ~a17~0)) (.cse4 (= 1 ~a19~0)) (.cse7 (<= ~a19~0 0)) (.cse3 (= 1 ~a25~0)) (.cse16 (= 10 ~a28~0)) (.cse12 (not (= ~a28~0 ~a17~0))) (.cse8 (not (= 11 ~a28~0))) (.cse2 (= 7 ~a17~0)) (.cse11 (not (= ~a28~0 10))) (.cse6 (= |old(~a17~0)| 8)) (.cse9 (= |old(~a17~0)| ~a17~0)) (.cse14 (= ~a19~0 1)) (.cse10 (not (= ~a11~0 1)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (= 10 |old(~a28~0)|) (and .cse1 .cse3 (= 9 ~a28~0) .cse5 .cse4) (and .cse6 .cse7 .cse8 .cse9 .cse10 (not (= ~a28~0 9)) .cse11) (= 9 |old(~a28~0)|) (and .cse6 .cse12 .cse7 .cse13 .cse2) (not (= 1 |old(~a19~0)|)) (and .cse9 (<= ~a28~0 10) .cse11 .cse6 .cse12 .cse14) (let ((.cse15 (= |old(~a19~0)| ~a19~0))) (or (and .cse6 .cse15 .cse12 .cse9 .cse10) (and .cse6 .cse15 .cse12 .cse8 .cse13 .cse9 .cse11))) (and .cse1 .cse3 .cse5 .cse4 .cse16) (and .cse0 .cse13 .cse1 .cse5 (not .cse4)) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (= |old(~a17~0)| |old(~a28~0)|) (and .cse6 .cse7 .cse9 .cse3 .cse16 .cse10) (and .cse10 (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (and .cse6 (not .cse14) .cse12 .cse8 .cse2 .cse11) (and (and .cse6 .cse9 .cse14 .cse10) .cse17)))) [2018-12-02 14:07:01,841 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-02 14:07:01,841 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-02 14:07:01,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:07:01 BoogieIcfgContainer [2018-12-02 14:07:01,860 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 14:07:01,861 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:07:01,861 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:07:01,861 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:07:01,861 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:06:48" (3/4) ... [2018-12-02 14:07:01,864 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 14:07:01,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 14:07:01,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 14:07:01,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 14:07:01,879 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 14:07:01,880 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 14:07:01,904 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((!(1 == a21) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 10 == \old(a28)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || ((((((\old(a17) == 8 && a19 <= 0) && !(11 == a28)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || 9 == \old(a28)) || ((((\old(a17) == 8 && !(a28 == a17)) && a19 <= 0) && !(a25 == 1)) && 7 == a17)) || !(1 == \old(a19))) || (((((\old(a17) == a17 && a28 <= 10) && !(a28 == 10)) && \old(a17) == 8) && !(a28 == a17)) && a19 == 1)) || ((((\old(a17) == 8 && \old(a19) == a19) && !(a28 == a17)) && \old(a17) == a17) && !(a11 == 1)) || ((((((\old(a17) == 8 && \old(a19) == a19) && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && !(a28 == 10))) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || 11 == \old(a28)) || 1 == \old(a25)) || 1 == \old(a11)) || \old(a17) == \old(a28)) || (((((\old(a17) == 8 && a19 <= 0) && \old(a17) == a17) && 1 == a25) && 10 == a28) && !(a11 == 1))) || ((((!(a11 == 1) && \old(a28) == a28) && a17 == \old(a17)) && a19 == \old(a19)) && a25 == \old(a25))) || (((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(11 == a28)) && 7 == a17) && !(a28 == 10))) || ((((\old(a17) == 8 && \old(a17) == a17) && a19 == 1) && !(a11 == 1)) && a25 == 1) [2018-12-02 14:07:01,966 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b5f430ec-a455-4789-a8a6-4d6049117802/bin-2019/uautomizer/witness.graphml [2018-12-02 14:07:01,966 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:07:01,966 INFO L168 Benchmark]: Toolchain (without parser) took 14266.78 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 627.0 MB). Free memory was 945.3 MB in the beginning and 1.3 GB in the end (delta: -331.3 MB). Peak memory consumption was 295.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:07:01,967 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:07:01,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -177.1 MB). Peak memory consumption was 46.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:07:01,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:07:01,967 INFO L168 Benchmark]: Boogie Preprocessor took 34.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:07:01,967 INFO L168 Benchmark]: RCFGBuilder took 596.57 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: 98.4 MB). Peak memory consumption was 98.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:07:01,967 INFO L168 Benchmark]: TraceAbstraction took 13188.12 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 492.8 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -275.8 MB). Peak memory consumption was 718.9 MB. Max. memory is 11.5 GB. [2018-12-02 14:07:01,967 INFO L168 Benchmark]: Witness Printer took 105.16 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:07:01,968 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 318.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -177.1 MB). Peak memory consumption was 46.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 596.57 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: 98.4 MB). Peak memory consumption was 98.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13188.12 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 492.8 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -275.8 MB). Peak memory consumption was 718.9 MB. Max. memory is 11.5 GB. * Witness Printer took 105.16 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 592]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((((!(1 == a21) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 10 == \old(a28)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || ((((((\old(a17) == 8 && a19 <= 0) && !(11 == a28)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || 9 == \old(a28)) || ((((\old(a17) == 8 && !(a28 == a17)) && a19 <= 0) && !(a25 == 1)) && 7 == a17)) || !(1 == \old(a19))) || (((((\old(a17) == a17 && a28 <= 10) && !(a28 == 10)) && \old(a17) == 8) && !(a28 == a17)) && a19 == 1)) || ((((\old(a17) == 8 && \old(a19) == a19) && !(a28 == a17)) && \old(a17) == a17) && !(a11 == 1)) || ((((((\old(a17) == 8 && \old(a19) == a19) && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && !(a28 == 10))) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || 11 == \old(a28)) || 1 == \old(a25)) || 1 == \old(a11)) || \old(a17) == \old(a28)) || (((((\old(a17) == 8 && a19 <= 0) && \old(a17) == a17) && 1 == a25) && 10 == a28) && !(a11 == 1))) || ((((!(a11 == 1) && \old(a28) == a28) && a17 == \old(a17)) && a19 == \old(a19)) && a25 == \old(a25))) || (((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(11 == a28)) && 7 == a17) && !(a28 == 10))) || ((((\old(a17) == 8 && \old(a17) == a17) && a19 == 1) && !(a11 == 1)) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 13.1s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 8.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 726 SDtfs, 8967 SDslu, 1039 SDs, 0 SdLazy, 15096 SolverSat, 1969 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1230 GetRequests, 1081 SyntacticMatches, 10 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 751 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4069occurred in iteration=9, 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: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 1867 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 269 PreInvPairs, 391 NumberOfFragments, 1143 HoareAnnotationTreeSize, 269 FomulaSimplifications, 16195 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9944 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 3358 NumberOfCodeBlocks, 3358 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3342 ConstructedInterpolants, 0 QuantifiedInterpolants, 2944885 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2158 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 1311/1401 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...