./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/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 cc1563f4697cf21aca476a1aac04fcd8ee81163f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:00:02,876 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:00:02,878 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:00:02,886 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:00:02,886 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:00:02,887 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:00:02,888 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:00:02,889 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:00:02,890 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:00:02,891 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:00:02,891 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:00:02,891 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:00:02,892 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:00:02,893 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:00:02,893 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:00:02,894 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:00:02,895 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:00:02,896 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:00:02,897 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:00:02,897 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:00:02,898 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:00:02,899 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:00:02,900 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:00:02,900 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:00:02,900 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:00:02,901 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:00:02,901 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:00:02,902 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:00:02,903 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:00:02,903 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:00:02,903 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:00:02,904 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:00:02,904 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:00:02,904 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:00:02,905 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:00:02,905 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:00:02,906 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 23:00:02,912 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:00:02,913 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:00:02,913 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:00:02,913 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:00:02,914 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:00:02,914 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:00:02,914 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:00:02,914 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:00:02,914 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:00:02,915 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:00:02,915 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:00:02,915 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:00:02,915 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:00:02,915 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:00:02,915 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:00:02,915 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:00:02,916 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:00:02,916 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:00:02,916 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:00:02,916 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:00:02,916 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:00:02,916 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:00:02,916 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:00:02,916 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:00:02,917 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:00:02,917 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:00:02,917 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:00:02,917 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:00:02,917 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:00:02,917 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:00:02,917 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_19f79467-811b-4ab3-8be5-411fc0104a5f/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 -> cc1563f4697cf21aca476a1aac04fcd8ee81163f [2018-11-22 23:00:02,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:00:02,950 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:00:02,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:00:02,954 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:00:02,954 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:00:02,954 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c [2018-11-22 23:00:02,994 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/data/ed81980b1/29abbbed82f44365b182128ea82962ea/FLAGd0e2224dc [2018-11-22 23:00:03,437 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:00:03,437 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c [2018-11-22 23:00:03,446 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/data/ed81980b1/29abbbed82f44365b182128ea82962ea/FLAGd0e2224dc [2018-11-22 23:00:03,457 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/data/ed81980b1/29abbbed82f44365b182128ea82962ea [2018-11-22 23:00:03,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:00:03,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:00:03,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:00:03,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:00:03,464 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:00:03,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cfd07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03, skipping insertion in model container [2018-11-22 23:00:03,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:00:03,506 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:00:03,735 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:00:03,739 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:00:03,804 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:00:03,817 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:00:03,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03 WrapperNode [2018-11-22 23:00:03,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:00:03,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:00:03,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:00:03,818 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:00:03,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:00:03,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:00:03,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:00:03,893 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:00:03,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (1/1) ... [2018-11-22 23:00:03,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:00:03,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:00:03,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:00:03,945 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:00:03,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:00:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 23:00:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:00:03,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:00:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-22 23:00:03,980 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-22 23:00:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:00:03,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:00:03,981 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:00:03,981 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:00:04,703 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:00:04,703 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-22 23:00:04,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:00:04 BoogieIcfgContainer [2018-11-22 23:00:04,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:00:04,704 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:00:04,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:00:04,706 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:00:04,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:00:03" (1/3) ... [2018-11-22 23:00:04,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ddf2706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:00:04, skipping insertion in model container [2018-11-22 23:00:04,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:00:03" (2/3) ... [2018-11-22 23:00:04,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ddf2706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:00:04, skipping insertion in model container [2018-11-22 23:00:04,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:00:04" (3/3) ... [2018-11-22 23:00:04,708 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label30_true-unreach-call_false-termination.c [2018-11-22 23:00:04,714 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:00:04,720 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 23:00:04,729 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 23:00:04,751 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:00:04,751 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:00:04,751 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 23:00:04,752 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:00:04,752 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:00:04,752 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:00:04,752 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:00:04,752 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:00:04,752 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:00:04,768 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-22 23:00:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-22 23:00:04,776 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:00:04,777 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] [2018-11-22 23:00:04,779 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:00:04,782 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:00:04,783 INFO L82 PathProgramCache]: Analyzing trace with hash -152148385, now seen corresponding path program 1 times [2018-11-22 23:00:04,784 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:00:04,784 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:00:04,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:04,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:00:04,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:00:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:00:05,122 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:00:05,122 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-22 23:00:05,125 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-22 23:00:05,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-22 23:00:05,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-22 23:00:05,135 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 4 states. [2018-11-22 23:00:05,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:00:05,932 INFO L93 Difference]: Finished difference Result 698 states and 1223 transitions. [2018-11-22 23:00:05,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 23:00:05,934 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 131 [2018-11-22 23:00:05,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:00:05,948 INFO L225 Difference]: With dead ends: 698 [2018-11-22 23:00:05,948 INFO L226 Difference]: Without dead ends: 485 [2018-11-22 23:00:05,952 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-22 23:00:05,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2018-11-22 23:00:06,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 338. [2018-11-22 23:00:06,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-11-22 23:00:06,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 569 transitions. [2018-11-22 23:00:06,006 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 569 transitions. Word has length 131 [2018-11-22 23:00:06,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:00:06,007 INFO L480 AbstractCegarLoop]: Abstraction has 338 states and 569 transitions. [2018-11-22 23:00:06,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-22 23:00:06,008 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 569 transitions. [2018-11-22 23:00:06,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-22 23:00:06,011 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:00:06,012 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:00:06,013 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:00:06,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:00:06,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1159631208, now seen corresponding path program 1 times [2018-11-22 23:00:06,013 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:00:06,013 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:00:06,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:06,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:00:06,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:00:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:00:06,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:00:06,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:00:06,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:00:06,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:00:06,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:00:06,093 INFO L87 Difference]: Start difference. First operand 338 states and 569 transitions. Second operand 6 states. [2018-11-22 23:00:06,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:00:06,688 INFO L93 Difference]: Finished difference Result 875 states and 1506 transitions. [2018-11-22 23:00:06,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 23:00:06,689 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 141 [2018-11-22 23:00:06,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:00:06,694 INFO L225 Difference]: With dead ends: 875 [2018-11-22 23:00:06,694 INFO L226 Difference]: Without dead ends: 543 [2018-11-22 23:00:06,696 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-22 23:00:06,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2018-11-22 23:00:06,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 528. [2018-11-22 23:00:06,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2018-11-22 23:00:06,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 833 transitions. [2018-11-22 23:00:06,721 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 833 transitions. Word has length 141 [2018-11-22 23:00:06,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:00:06,721 INFO L480 AbstractCegarLoop]: Abstraction has 528 states and 833 transitions. [2018-11-22 23:00:06,721 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:00:06,721 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 833 transitions. [2018-11-22 23:00:06,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:00:06,724 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:00:06,724 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:00:06,724 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:00:06,724 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:00:06,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1563736858, now seen corresponding path program 1 times [2018-11-22 23:00:06,724 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:00:06,725 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:00:06,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:06,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:00:06,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:00:06,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:00:06,913 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:00:06,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 23:00:06,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 23:00:06,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 23:00:06,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:00:06,914 INFO L87 Difference]: Start difference. First operand 528 states and 833 transitions. Second operand 5 states. [2018-11-22 23:00:07,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:00:07,459 INFO L93 Difference]: Finished difference Result 1185 states and 1904 transitions. [2018-11-22 23:00:07,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 23:00:07,460 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 142 [2018-11-22 23:00:07,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:00:07,462 INFO L225 Difference]: With dead ends: 1185 [2018-11-22 23:00:07,463 INFO L226 Difference]: Without dead ends: 525 [2018-11-22 23:00:07,464 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:00:07,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2018-11-22 23:00:07,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 525. [2018-11-22 23:00:07,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2018-11-22 23:00:07,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 779 transitions. [2018-11-22 23:00:07,479 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 779 transitions. Word has length 142 [2018-11-22 23:00:07,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:00:07,480 INFO L480 AbstractCegarLoop]: Abstraction has 525 states and 779 transitions. [2018-11-22 23:00:07,480 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 23:00:07,480 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 779 transitions. [2018-11-22 23:00:07,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-22 23:00:07,482 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:00:07,482 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:00:07,482 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:00:07,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:00:07,483 INFO L82 PathProgramCache]: Analyzing trace with hash -77416850, now seen corresponding path program 1 times [2018-11-22 23:00:07,483 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:00:07,483 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:00:07,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:07,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:00:07,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:00:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:00:07,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:00:07,607 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 23:00:07,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 23:00:07,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 23:00:07,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:00:07,608 INFO L87 Difference]: Start difference. First operand 525 states and 779 transitions. Second operand 3 states. [2018-11-22 23:00:07,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:00:07,966 INFO L93 Difference]: Finished difference Result 1484 states and 2275 transitions. [2018-11-22 23:00:07,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 23:00:07,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2018-11-22 23:00:07,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:00:07,971 INFO L225 Difference]: With dead ends: 1484 [2018-11-22 23:00:07,972 INFO L226 Difference]: Without dead ends: 965 [2018-11-22 23:00:07,975 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:00:07,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 965 states. [2018-11-22 23:00:07,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 965 to 965. [2018-11-22 23:00:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 965 states. [2018-11-22 23:00:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 1387 transitions. [2018-11-22 23:00:07,999 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 1387 transitions. Word has length 146 [2018-11-22 23:00:07,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:00:07,999 INFO L480 AbstractCegarLoop]: Abstraction has 965 states and 1387 transitions. [2018-11-22 23:00:07,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 23:00:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1387 transitions. [2018-11-22 23:00:08,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-22 23:00:08,003 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:00:08,003 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:00:08,003 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:00:08,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:00:08,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1784447858, now seen corresponding path program 1 times [2018-11-22 23:00:08,004 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:00:08,004 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:00:08,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:08,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:00:08,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:00:08,072 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:00:08,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:00:08,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:00:08,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:00:08,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:00:08,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:00:08,073 INFO L87 Difference]: Start difference. First operand 965 states and 1387 transitions. Second operand 6 states. [2018-11-22 23:00:08,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:00:08,739 INFO L93 Difference]: Finished difference Result 2846 states and 4248 transitions. [2018-11-22 23:00:08,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 23:00:08,739 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 162 [2018-11-22 23:00:08,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:00:08,748 INFO L225 Difference]: With dead ends: 2846 [2018-11-22 23:00:08,748 INFO L226 Difference]: Without dead ends: 1887 [2018-11-22 23:00:08,753 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-22 23:00:08,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1887 states. [2018-11-22 23:00:08,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1887 to 1862. [2018-11-22 23:00:08,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1862 states. [2018-11-22 23:00:08,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1862 states and 2516 transitions. [2018-11-22 23:00:08,812 INFO L78 Accepts]: Start accepts. Automaton has 1862 states and 2516 transitions. Word has length 162 [2018-11-22 23:00:08,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:00:08,812 INFO L480 AbstractCegarLoop]: Abstraction has 1862 states and 2516 transitions. [2018-11-22 23:00:08,812 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:00:08,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2516 transitions. [2018-11-22 23:00:08,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-22 23:00:08,818 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:00:08,818 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:00:08,818 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:00:08,818 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:00:08,819 INFO L82 PathProgramCache]: Analyzing trace with hash 800655393, now seen corresponding path program 1 times [2018-11-22 23:00:08,819 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:00:08,819 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:00:08,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:08,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:00:08,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:00:08,904 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:00:08,904 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:00:08,904 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 23:00:08,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:00:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:00:08,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:00:09,087 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:00:09,102 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 23:00:09,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-22 23:00:09,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-22 23:00:09,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-22 23:00:09,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-11-22 23:00:09,103 INFO L87 Difference]: Start difference. First operand 1862 states and 2516 transitions. Second operand 9 states. [2018-11-22 23:00:10,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:00:10,095 INFO L93 Difference]: Finished difference Result 5927 states and 8363 transitions. [2018-11-22 23:00:10,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-22 23:00:10,096 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 174 [2018-11-22 23:00:10,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:00:10,107 INFO L225 Difference]: With dead ends: 5927 [2018-11-22 23:00:10,108 INFO L226 Difference]: Without dead ends: 4071 [2018-11-22 23:00:10,112 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2018-11-22 23:00:10,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4071 states. [2018-11-22 23:00:10,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4071 to 3725. [2018-11-22 23:00:10,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3725 states. [2018-11-22 23:00:10,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3725 states and 4926 transitions. [2018-11-22 23:00:10,177 INFO L78 Accepts]: Start accepts. Automaton has 3725 states and 4926 transitions. Word has length 174 [2018-11-22 23:00:10,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:00:10,177 INFO L480 AbstractCegarLoop]: Abstraction has 3725 states and 4926 transitions. [2018-11-22 23:00:10,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-22 23:00:10,177 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 4926 transitions. [2018-11-22 23:00:10,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-22 23:00:10,183 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:00:10,183 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:00:10,183 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:00:10,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:00:10,184 INFO L82 PathProgramCache]: Analyzing trace with hash 293137055, now seen corresponding path program 1 times [2018-11-22 23:00:10,184 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:00:10,184 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:00:10,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:10,185 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:00:10,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:00:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:00:10,268 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:00:10,268 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:00:10,268 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 23:00:10,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:00:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:00:10,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:00:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 24 proven. 27 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 23:00:10,398 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 23:00:10,398 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-22 23:00:10,399 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-22 23:00:10,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-22 23:00:10,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-22 23:00:10,399 INFO L87 Difference]: Start difference. First operand 3725 states and 4926 transitions. Second operand 8 states. [2018-11-22 23:00:11,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:00:11,557 INFO L93 Difference]: Finished difference Result 7876 states and 10644 transitions. [2018-11-22 23:00:11,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-22 23:00:11,558 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 177 [2018-11-22 23:00:11,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:00:11,558 INFO L225 Difference]: With dead ends: 7876 [2018-11-22 23:00:11,558 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 23:00:11,571 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2018-11-22 23:00:11,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 23:00:11,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 23:00:11,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 23:00:11,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 23:00:11,573 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2018-11-22 23:00:11,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:00:11,573 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:00:11,573 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-22 23:00:11,573 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 23:00:11,573 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:00:11,577 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 23:00:11,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:11,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:00:12,061 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 66 [2018-11-22 23:00:12,228 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 53 [2018-11-22 23:00:12,375 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 53 [2018-11-22 23:00:12,377 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:00:12,377 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|) (<= ~a7~0 |old(~a7~0)|)) [2018-11-22 23:00:12,377 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:00:12,377 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-22 23:00:12,378 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-22 23:00:12,379 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-22 23:00:12,379 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-22 23:00:12,379 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-22 23:00:12,379 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-22 23:00:12,379 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,379 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,379 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,379 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,379 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,379 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,380 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-22 23:00:12,380 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-22 23:00:12,380 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-22 23:00:12,380 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-22 23:00:12,380 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-22 23:00:12,380 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-22 23:00:12,380 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-22 23:00:12,380 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-22 23:00:12,380 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-22 23:00:12,381 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-22 23:00:12,381 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-22 23:00:12,381 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-22 23:00:12,381 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-22 23:00:12,381 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-22 23:00:12,381 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-22 23:00:12,381 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,381 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,381 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,381 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,382 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,382 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-22 23:00:12,382 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-22 23:00:12,382 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-22 23:00:12,382 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-22 23:00:12,382 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-22 23:00:12,382 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-22 23:00:12,382 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-22 23:00:12,383 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-22 23:00:12,383 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-22 23:00:12,383 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,383 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,383 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,383 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,383 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,383 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-22 23:00:12,383 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-22 23:00:12,383 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-22 23:00:12,384 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-22 23:00:12,384 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-22 23:00:12,384 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-22 23:00:12,384 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-22 23:00:12,384 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-22 23:00:12,384 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-22 23:00:12,384 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-22 23:00:12,384 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-22 23:00:12,384 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-22 23:00:12,385 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-22 23:00:12,385 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2018-11-22 23:00:12,385 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,385 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,385 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,385 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,385 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,385 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,386 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,387 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,387 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,387 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,387 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-22 23:00:12,387 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,387 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-22 23:00:12,387 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-22 23:00:12,387 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-22 23:00:12,387 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-22 23:00:12,387 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,388 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,389 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,389 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,389 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-22 23:00:12,389 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-22 23:00:12,389 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-22 23:00:12,389 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-22 23:00:12,389 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-22 23:00:12,389 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-22 23:00:12,389 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-22 23:00:12,389 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-22 23:00:12,390 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,390 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,390 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,390 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,390 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,390 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-22 23:00:12,390 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-22 23:00:12,390 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-22 23:00:12,390 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-22 23:00:12,391 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-22 23:00:12,391 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-22 23:00:12,391 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-22 23:00:12,391 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-22 23:00:12,391 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-22 23:00:12,391 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-22 23:00:12,391 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse9 (= |old(~a8~0)| ~a8~0)) (.cse10 (= ~a17~0 |old(~a17~0)|)) (.cse7 (= |old(~a16~0)| ~a16~0)) (.cse14 (= 1 ~a17~0)) (.cse12 (= ~a20~0 |old(~a20~0)|)) (.cse16 (= ~a21~0 |old(~a21~0)|)) (.cse8 (<= ~a7~0 |old(~a7~0)|)) (.cse17 (= 1 |old(~a17~0)|))) (let ((.cse1 (not (= 1 |old(~a21~0)|))) (.cse11 (= 1 ~a21~0)) (.cse5 (= 13 |old(~a8~0)|)) (.cse13 (not .cse17)) (.cse0 (= 6 |old(~a16~0)|)) (.cse6 (not (= 1 |old(~a20~0)|))) (.cse2 (and .cse9 .cse10 .cse7 (or (not (= ~a7~0 ~a17~0)) (not .cse14)) .cse12 .cse16 .cse8)) (.cse3 (and (= |old(~a7~0)| |old(~a17~0)|) .cse17)) (.cse4 (not (= 8 ~a12~0))) (.cse15 (< 0 |old(~a21~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse3 .cse4 .cse2) (or .cse1 .cse6 .cse4 (< 0 |old(~a7~0)|) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) .cse13) (or .cse1 .cse6 (not (= 4 |old(~a16~0)|)) (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse7 .cse11 .cse14) .cse4 (not (= 1 |old(~a7~0)|)) (not .cse5) .cse13) (or .cse0 .cse4 .cse15 (and .cse9 .cse10 .cse7 .cse12 .cse16 .cse8)) (or .cse6 .cse2 .cse3 .cse4 .cse15)))) [2018-11-22 23:00:12,392 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-22 23:00:12,392 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,392 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,392 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,392 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,392 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-22 23:00:12,392 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,392 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,392 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-22 23:00:12,392 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-22 23:00:12,393 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-22 23:00:12,393 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-22 23:00:12,393 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-22 23:00:12,393 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-22 23:00:12,393 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-22 23:00:12,393 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-22 23:00:12,393 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-22 23:00:12,393 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-22 23:00:12,393 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-22 23:00:12,393 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-22 23:00:12,394 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-22 23:00:12,395 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-22 23:00:12,395 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-22 23:00:12,395 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-22 23:00:12,395 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-22 23:00:12,395 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-22 23:00:12,395 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-22 23:00:12,395 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-22 23:00:12,395 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-22 23:00:12,395 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-22 23:00:12,396 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-22 23:00:12,397 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-22 23:00:12,397 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-22 23:00:12,397 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-22 23:00:12,397 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-22 23:00:12,397 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-22 23:00:12,397 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-22 23:00:12,397 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:00:12,397 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (= ~a12~0 8) (<= ~a7~0 0) (not (= ~a8~0 13)) (= 1 ~a17~0)) [2018-11-22 23:00:12,397 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 23:00:12,398 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:00:12,398 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (not (= 8 ~a12~0)) (and (= |old(~a16~0)| ~a16~0) (<= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= 1 ~a21~0) (= ~a20~0 |old(~a20~0)|)) (< 0 |old(~a7~0)|) (not (= 1 |old(~a17~0)|))) [2018-11-22 23:00:12,398 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-22 23:00:12,398 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse5 (= 1 ~a17~0))) (let ((.cse0 (<= ~a21~0 0)) (.cse3 (not (= ~a16~0 6))) (.cse2 (or (not (= ~a7~0 ~a17~0)) (not .cse5))) (.cse1 (= 1 ~a20~0)) (.cse4 (= 1 ~a21~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2) (not (= 8 ~a12~0)) (and .cse0 .cse3) (not (= 1 |old(~a20~0)|)) (< 0 |old(~a7~0)|) (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (and .cse2 .cse4 (not (= ~a8~0 13))) (not (= 1 |old(~a17~0)|)) (and .cse1 (= 13 ~a8~0) (= 4 ~a16~0) .cse4) (and .cse3 .cse2 .cse4) (and .cse1 .cse4 (<= ~a7~0 0) .cse5)))) [2018-11-22 23:00:12,398 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-22 23:00:12,398 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-22 23:00:12,398 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse5 (= 1 ~a17~0))) (let ((.cse0 (<= ~a21~0 0)) (.cse3 (not (= ~a16~0 6))) (.cse2 (or (not (= ~a7~0 ~a17~0)) (not .cse5))) (.cse1 (= 1 ~a20~0)) (.cse4 (= 1 ~a21~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2) (not (= 8 ~a12~0)) (and .cse0 .cse3) (not (= 1 |old(~a20~0)|)) (< 0 |old(~a7~0)|) (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (and .cse2 .cse4 (not (= ~a8~0 13))) (not (= 1 |old(~a17~0)|)) (and .cse1 (= 13 ~a8~0) (= 4 ~a16~0) .cse4) (and .cse3 .cse2 .cse4) (and .cse1 .cse4 (<= ~a7~0 0) .cse5)))) [2018-11-22 23:00:12,399 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-22 23:00:12,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:00:12 BoogieIcfgContainer [2018-11-22 23:00:12,417 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:00:12,418 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:00:12,418 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:00:12,418 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:00:12,418 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:00:04" (3/4) ... [2018-11-22 23:00:12,422 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:00:12,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 23:00:12,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-22 23:00:12,429 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 23:00:12,438 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 23:00:12,438 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 23:00:12,465 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(1 == \old(a21)) || ((a21 <= 0 && 1 == a20) && (!(a7 == a17) || !(1 == a17)))) || !(8 == a12)) || (a21 <= 0 && !(a16 == 6))) || !(1 == \old(a20))) || 0 < \old(a7)) || 6 == \old(a16)) || 13 == \old(a8)) || (((!(a7 == a17) || !(1 == a17)) && 1 == a21) && !(a8 == 13))) || !(1 == \old(a17))) || (((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21)) || ((!(a16 == 6) && (!(a7 == a17) || !(1 == a17))) && 1 == a21)) || (((1 == a20 && 1 == a21) && a7 <= 0) && 1 == a17) [2018-11-22 23:00:12,544 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_19f79467-811b-4ab3-8be5-411fc0104a5f/bin-2019/uautomizer/witness.graphml [2018-11-22 23:00:12,544 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:00:12,545 INFO L168 Benchmark]: Toolchain (without parser) took 9084.86 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 339.7 MB). Free memory was 953.9 MB in the beginning and 873.0 MB in the end (delta: 80.9 MB). Peak memory consumption was 420.6 MB. Max. memory is 11.5 GB. [2018-11-22 23:00:12,545 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:00:12,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.46 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 921.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-22 23:00:12,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -225.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:00:12,547 INFO L168 Benchmark]: Boogie Preprocessor took 52.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:00:12,547 INFO L168 Benchmark]: RCFGBuilder took 758.37 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: 107.0 MB). Peak memory consumption was 107.0 MB. Max. memory is 11.5 GB. [2018-11-22 23:00:12,548 INFO L168 Benchmark]: TraceAbstraction took 7713.39 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 187.7 MB). Free memory was 1.0 GB in the beginning and 896.0 MB in the end (delta: 139.1 MB). Peak memory consumption was 326.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:00:12,548 INFO L168 Benchmark]: Witness Printer took 126.52 ms. Allocated memory is still 1.4 GB. Free memory was 896.0 MB in the beginning and 873.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2018-11-22 23:00:12,550 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 356.46 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 921.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -225.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 758.37 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: 107.0 MB). Peak memory consumption was 107.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7713.39 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 187.7 MB). Free memory was 1.0 GB in the beginning and 896.0 MB in the end (delta: 139.1 MB). Peak memory consumption was 326.8 MB. Max. memory is 11.5 GB. * Witness Printer took 126.52 ms. Allocated memory is still 1.4 GB. Free memory was 896.0 MB in the beginning and 873.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 551]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((((((!(1 == \old(a21)) || ((a21 <= 0 && 1 == a20) && (!(a7 == a17) || !(1 == a17)))) || !(8 == a12)) || (a21 <= 0 && !(a16 == 6))) || !(1 == \old(a20))) || 0 < \old(a7)) || 6 == \old(a16)) || 13 == \old(a8)) || (((!(a7 == a17) || !(1 == a17)) && 1 == a21) && !(a8 == 13))) || !(1 == \old(a17))) || (((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21)) || ((!(a16 == 6) && (!(a7 == a17) || !(1 == a17))) && 1 == a21)) || (((1 == a20 && 1 == a21) && a7 <= 0) && 1 == a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 7.6s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 5.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 624 SDtfs, 5603 SDslu, 782 SDs, 0 SdLazy, 6299 SolverSat, 1477 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 437 GetRequests, 375 SyntacticMatches, 5 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3725occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 533 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 93 PreInvPairs, 171 NumberOfFragments, 574 HoareAnnotationTreeSize, 93 FomulaSimplifications, 11370 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3449 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1424 NumberOfCodeBlocks, 1424 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1415 ConstructedInterpolants, 0 QuantifiedInterpolants, 885035 SizeOfPredicates, 3 NumberOfNonLiveVariables, 915 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 230/263 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...