./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label14_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_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/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 d50ba566f02e5109971f6a90ba216a95432a7661 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 05:22:45,268 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:22:45,269 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:22:45,276 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:22:45,276 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:22:45,277 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:22:45,278 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:22:45,279 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:22:45,280 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:22:45,280 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:22:45,281 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:22:45,281 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:22:45,282 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:22:45,282 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:22:45,283 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:22:45,284 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:22:45,284 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:22:45,285 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:22:45,287 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:22:45,288 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:22:45,288 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:22:45,289 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:22:45,291 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:22:45,291 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:22:45,291 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:22:45,292 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:22:45,292 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:22:45,293 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:22:45,293 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:22:45,294 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:22:45,294 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:22:45,295 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:22:45,295 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:22:45,295 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:22:45,296 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:22:45,296 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:22:45,297 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 05:22:45,306 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:22:45,307 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:22:45,307 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:22:45,307 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 05:22:45,308 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 05:22:45,308 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 05:22:45,308 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 05:22:45,308 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:22:45,308 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 05:22:45,308 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:22:45,308 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 05:22:45,309 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:22:45,309 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:22:45,309 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:22:45,309 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:22:45,309 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 05:22:45,309 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:22:45,309 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:22:45,309 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:22:45,309 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:22:45,310 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:22:45,310 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:22:45,310 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 05:22:45,310 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:22:45,310 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:22:45,310 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:22:45,310 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:22:45,310 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 05:22:45,310 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:22:45,311 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 05:22:45,311 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_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/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 -> d50ba566f02e5109971f6a90ba216a95432a7661 [2018-11-23 05:22:45,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:22:45,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:22:45,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:22:45,343 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:22:45,343 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:22:45,344 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-11-23 05:22:45,388 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/data/3b8723935/624f7aa760c84b5389593cc066c03459/FLAG341e7c99b [2018-11-23 05:22:45,778 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:22:45,778 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-11-23 05:22:45,787 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/data/3b8723935/624f7aa760c84b5389593cc066c03459/FLAG341e7c99b [2018-11-23 05:22:45,799 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/data/3b8723935/624f7aa760c84b5389593cc066c03459 [2018-11-23 05:22:45,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:22:45,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:22:45,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:22:45,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:22:45,806 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:22:45,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:22:45" (1/1) ... [2018-11-23 05:22:45,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbeed0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:45, skipping insertion in model container [2018-11-23 05:22:45,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:22:45" (1/1) ... [2018-11-23 05:22:45,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:22:45,853 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:22:46,078 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:22:46,082 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:22:46,148 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:22:46,160 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:22:46,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46 WrapperNode [2018-11-23 05:22:46,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:22:46,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:22:46,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:22:46,162 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:22:46,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (1/1) ... [2018-11-23 05:22:46,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (1/1) ... [2018-11-23 05:22:46,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:22:46,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:22:46,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:22:46,239 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:22:46,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (1/1) ... [2018-11-23 05:22:46,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (1/1) ... [2018-11-23 05:22:46,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (1/1) ... [2018-11-23 05:22:46,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (1/1) ... [2018-11-23 05:22:46,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (1/1) ... [2018-11-23 05:22:46,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (1/1) ... [2018-11-23 05:22:46,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (1/1) ... [2018-11-23 05:22:46,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:22:46,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:22:46,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:22:46,289 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:22:46,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/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 [2018-11-23 05:22:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 05:22:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 05:22:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 05:22:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 05:22:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 05:22:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:22:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:22:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 05:22:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 05:22:47,222 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:22:47,223 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 05:22:47,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:22:47 BoogieIcfgContainer [2018-11-23 05:22:47,223 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:22:47,224 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 05:22:47,224 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 05:22:47,227 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 05:22:47,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:22:45" (1/3) ... [2018-11-23 05:22:47,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d0d8353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:22:47, skipping insertion in model container [2018-11-23 05:22:47,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:22:46" (2/3) ... [2018-11-23 05:22:47,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d0d8353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:22:47, skipping insertion in model container [2018-11-23 05:22:47,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:22:47" (3/3) ... [2018-11-23 05:22:47,230 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label14_true-unreach-call_false-termination.c [2018-11-23 05:22:47,239 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 05:22:47,246 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 05:22:47,260 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 05:22:47,288 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 05:22:47,288 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 05:22:47,288 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 05:22:47,289 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 05:22:47,289 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:22:47,289 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:22:47,289 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 05:22:47,289 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:22:47,289 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 05:22:47,308 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-23 05:22:47,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 05:22:47,318 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:22:47,318 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:22:47,320 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:22:47,324 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:22:47,325 INFO L82 PathProgramCache]: Analyzing trace with hash -2085422569, now seen corresponding path program 1 times [2018-11-23 05:22:47,326 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:22:47,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:22:47,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:47,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:22:47,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:22:47,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:22:47,674 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:22:47,674 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:22:47,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:22:47,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:22:47,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:22:47,688 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-23 05:22:48,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:22:48,181 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-23 05:22:48,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:22:48,182 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 137 [2018-11-23 05:22:48,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:22:48,191 INFO L225 Difference]: With dead ends: 547 [2018-11-23 05:22:48,191 INFO L226 Difference]: Without dead ends: 338 [2018-11-23 05:22:48,194 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:22:48,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-11-23 05:22:48,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2018-11-23 05:22:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-11-23 05:22:48,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 539 transitions. [2018-11-23 05:22:48,231 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 539 transitions. Word has length 137 [2018-11-23 05:22:48,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:22:48,232 INFO L480 AbstractCegarLoop]: Abstraction has 338 states and 539 transitions. [2018-11-23 05:22:48,232 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:22:48,232 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 539 transitions. [2018-11-23 05:22:48,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 05:22:48,237 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:22:48,237 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, 1, 1, 1, 1, 1, 1] [2018-11-23 05:22:48,238 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:22:48,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:22:48,238 INFO L82 PathProgramCache]: Analyzing trace with hash -168887712, now seen corresponding path program 1 times [2018-11-23 05:22:48,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:22:48,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:22:48,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:48,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:22:48,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:22:48,331 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:22:48,331 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:22:48,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:22:48,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:22:48,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:22:48,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:22:48,333 INFO L87 Difference]: Start difference. First operand 338 states and 539 transitions. Second operand 6 states. [2018-11-23 05:22:48,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:22:48,922 INFO L93 Difference]: Finished difference Result 1067 states and 1776 transitions. [2018-11-23 05:22:48,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 05:22:48,926 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2018-11-23 05:22:48,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:22:48,933 INFO L225 Difference]: With dead ends: 1067 [2018-11-23 05:22:48,933 INFO L226 Difference]: Without dead ends: 735 [2018-11-23 05:22:48,937 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 [2018-11-23 05:22:48,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2018-11-23 05:22:48,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 720. [2018-11-23 05:22:48,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 720 states. [2018-11-23 05:22:48,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 1116 transitions. [2018-11-23 05:22:48,976 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 1116 transitions. Word has length 147 [2018-11-23 05:22:48,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:22:48,977 INFO L480 AbstractCegarLoop]: Abstraction has 720 states and 1116 transitions. [2018-11-23 05:22:48,977 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:22:48,977 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1116 transitions. [2018-11-23 05:22:48,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 05:22:48,981 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:22:48,981 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, 1, 1, 1, 1, 1, 1] [2018-11-23 05:22:48,981 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:22:48,982 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:22:48,982 INFO L82 PathProgramCache]: Analyzing trace with hash 1733990238, now seen corresponding path program 1 times [2018-11-23 05:22:48,982 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:22:48,982 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:22:48,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:48,983 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:22:48,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:22:49,185 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:22:49,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:22:49,185 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 05:22:49,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 05:22:49,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 05:22:49,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:22:49,186 INFO L87 Difference]: Start difference. First operand 720 states and 1116 transitions. Second operand 5 states. [2018-11-23 05:22:49,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:22:49,603 INFO L93 Difference]: Finished difference Result 1569 states and 2474 transitions. [2018-11-23 05:22:49,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 05:22:49,603 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2018-11-23 05:22:49,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:22:49,606 INFO L225 Difference]: With dead ends: 1569 [2018-11-23 05:22:49,606 INFO L226 Difference]: Without dead ends: 717 [2018-11-23 05:22:49,608 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 [2018-11-23 05:22:49,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2018-11-23 05:22:49,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 717. [2018-11-23 05:22:49,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 717 states. [2018-11-23 05:22:49,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 1040 transitions. [2018-11-23 05:22:49,626 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 1040 transitions. Word has length 148 [2018-11-23 05:22:49,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:22:49,627 INFO L480 AbstractCegarLoop]: Abstraction has 717 states and 1040 transitions. [2018-11-23 05:22:49,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 05:22:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1040 transitions. [2018-11-23 05:22:49,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 05:22:49,629 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:22:49,629 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, 1, 1, 1, 1, 1, 1] [2018-11-23 05:22:49,630 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:22:49,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:22:49,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1831387878, now seen corresponding path program 1 times [2018-11-23 05:22:49,630 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:22:49,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:22:49,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:49,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:22:49,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:22:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:22:49,711 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:22:49,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:22:49,712 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:22:49,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:22:49,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:22:49,712 INFO L87 Difference]: Start difference. First operand 717 states and 1040 transitions. Second operand 3 states. [2018-11-23 05:22:50,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:22:50,134 INFO L93 Difference]: Finished difference Result 2057 states and 3072 transitions. [2018-11-23 05:22:50,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:22:50,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2018-11-23 05:22:50,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:22:50,141 INFO L225 Difference]: With dead ends: 2057 [2018-11-23 05:22:50,141 INFO L226 Difference]: Without dead ends: 1346 [2018-11-23 05:22:50,145 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 [2018-11-23 05:22:50,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2018-11-23 05:22:50,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 1339. [2018-11-23 05:22:50,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1339 states. [2018-11-23 05:22:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1339 states and 1884 transitions. [2018-11-23 05:22:50,176 INFO L78 Accepts]: Start accepts. Automaton has 1339 states and 1884 transitions. Word has length 152 [2018-11-23 05:22:50,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:22:50,176 INFO L480 AbstractCegarLoop]: Abstraction has 1339 states and 1884 transitions. [2018-11-23 05:22:50,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:22:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1884 transitions. [2018-11-23 05:22:50,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 05:22:50,180 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:22:50,180 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 05:22:50,180 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:22:50,180 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:22:50,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1301808515, now seen corresponding path program 1 times [2018-11-23 05:22:50,181 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:22:50,181 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:22:50,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:50,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:22:50,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:22:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:22:50,424 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:22:50,424 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/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 [2018-11-23 05:22:50,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:22:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:22:50,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:22:50,539 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 05:22:50,555 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:22:50,555 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2018-11-23 05:22:50,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 05:22:50,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 05:22:50,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-11-23 05:22:50,556 INFO L87 Difference]: Start difference. First operand 1339 states and 1884 transitions. Second operand 12 states. [2018-11-23 05:22:53,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:22:53,007 INFO L93 Difference]: Finished difference Result 5406 states and 8113 transitions. [2018-11-23 05:22:53,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-23 05:22:53,007 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 172 [2018-11-23 05:22:53,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:22:53,025 INFO L225 Difference]: With dead ends: 5406 [2018-11-23 05:22:53,025 INFO L226 Difference]: Without dead ends: 4073 [2018-11-23 05:22:53,034 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=279, Invalid=777, Unknown=0, NotChecked=0, Total=1056 [2018-11-23 05:22:53,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4073 states. [2018-11-23 05:22:53,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4073 to 3944. [2018-11-23 05:22:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3944 states. [2018-11-23 05:22:53,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 3944 states and 5259 transitions. [2018-11-23 05:22:53,138 INFO L78 Accepts]: Start accepts. Automaton has 3944 states and 5259 transitions. Word has length 172 [2018-11-23 05:22:53,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:22:53,138 INFO L480 AbstractCegarLoop]: Abstraction has 3944 states and 5259 transitions. [2018-11-23 05:22:53,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 05:22:53,138 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 5259 transitions. [2018-11-23 05:22:53,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 05:22:53,148 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:22:53,148 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:22:53,149 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:22:53,149 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:22:53,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1173886765, now seen corresponding path program 1 times [2018-11-23 05:22:53,149 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:22:53,149 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:22:53,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:53,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:22:53,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:22:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:22:53,287 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 05:22:53,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:22:53,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:22:53,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:22:53,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:22:53,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:22:53,288 INFO L87 Difference]: Start difference. First operand 3944 states and 5259 transitions. Second operand 3 states. [2018-11-23 05:22:53,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:22:53,641 INFO L93 Difference]: Finished difference Result 7587 states and 10066 transitions. [2018-11-23 05:22:53,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:22:53,642 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 181 [2018-11-23 05:22:53,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:22:53,642 INFO L225 Difference]: With dead ends: 7587 [2018-11-23 05:22:53,642 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 05:22:53,650 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 [2018-11-23 05:22:53,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 05:22:53,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 05:22:53,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 05:22:53,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 05:22:53,650 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 181 [2018-11-23 05:22:53,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:22:53,651 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:22:53,651 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:22:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 05:22:53,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 05:22:53,654 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 05:22:53,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:22:53,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:22:53,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:22:53,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:22:53,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:22:53,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:22:53,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:22:53,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:22:54,030 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 56 [2018-11-23 05:22:54,121 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:22:54,121 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a8~0 |old(~a8~0)|) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|)) [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-23 05:22:54,122 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-23 05:22:54,123 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,124 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,125 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-23 05:22:54,126 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-23 05:22:54,127 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 569) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-23 05:22:54,128 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,129 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-23 05:22:54,130 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-23 05:22:54,131 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-23 05:22:54,131 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-23 05:22:54,131 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-23 05:22:54,131 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-23 05:22:54,131 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-23 05:22:54,131 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-23 05:22:54,131 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-23 05:22:54,131 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-23 05:22:54,131 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse8 (= ~a7~0 |old(~a7~0)|)) (.cse9 (= ~a17~0 |old(~a17~0)|)) (.cse10 (= ~a8~0 |old(~a8~0)|)) (.cse6 (= |old(~a16~0)| ~a16~0)) (.cse11 (= ~a20~0 |old(~a20~0)|))) (let ((.cse3 (= 6 |old(~a16~0)|)) (.cse1 (and .cse8 .cse9 .cse10 .cse6 .cse11)) (.cse4 (= 4 |old(~a16~0)|)) (.cse0 (= 1 |old(~a7~0)|)) (.cse7 (= 1 ~a21~0)) (.cse5 (= 1 |old(~a21~0)|)) (.cse2 (not (= 8 ~a12~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2 (< 0 |old(~a20~0)|)) (or .cse3 .cse4 .cse1 .cse2) (or (not .cse5) (not (= 1 |old(~a20~0)|)) (not .cse4) (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse6 .cse7 (= 1 ~a17~0)) .cse2 (not .cse0) (not (= 13 |old(~a8~0)|)) (not (= 1 |old(~a17~0)|))) (or (and .cse8 .cse9 .cse10 .cse6 .cse11 (not .cse7)) .cse5 .cse2)))) [2018-11-23 05:22:54,131 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-23 05:22:54,131 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-23 05:22:54,132 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-23 05:22:54,133 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,134 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:22:54,135 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 4 ~a16~0)) (not (= ~a7~0 1)) (not (= ~a16~0 6)) (= ~a12~0 8) (= 1 ~a17~0)) [2018-11-23 05:22:54,135 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:22:54,135 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:22:54,136 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (= 1 |old(~a7~0)|) (and (= ~a7~0 |old(~a7~0)|) (= ~a8~0 |old(~a8~0)|) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= 1 ~a17~0)) (= 4 |old(~a16~0)|) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2018-11-23 05:22:54,136 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-23 05:22:54,136 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6)))) (or (= 6 |old(~a16~0)|) (= 1 |old(~a7~0)|) (and (= 1 ~a20~0) (= 13 ~a8~0) .cse0 (= 1 ~a17~0)) (not (= ~a7~0 1)) (= 4 |old(~a16~0)|) (and .cse0 (<= ~a20~0 0)) (not (= 1 ~a21~0)) (not (= 8 ~a12~0)) (and (not (= 4 ~a16~0)) .cse0) (not (= 1 |old(~a17~0)|)))) [2018-11-23 05:22:54,136 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-23 05:22:54,136 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-23 05:22:54,136 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6)))) (or (= 6 |old(~a16~0)|) (= 1 |old(~a7~0)|) (and (= 1 ~a20~0) (= 13 ~a8~0) .cse0 (= 1 ~a17~0)) (not (= ~a7~0 1)) (= 4 |old(~a16~0)|) (and .cse0 (<= ~a20~0 0)) (not (= 1 ~a21~0)) (not (= 8 ~a12~0)) (and (not (= 4 ~a16~0)) .cse0) (not (= 1 |old(~a17~0)|)))) [2018-11-23 05:22:54,136 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-23 05:22:54,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 05:22:54 BoogieIcfgContainer [2018-11-23 05:22:54,148 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 05:22:54,148 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:22:54,148 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:22:54,148 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:22:54,149 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:22:47" (3/4) ... [2018-11-23 05:22:54,155 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 05:22:54,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 05:22:54,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 05:22:54,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 05:22:54,171 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 05:22:54,172 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 05:22:54,197 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((6 == \old(a16) || 1 == \old(a7)) || (((1 == a20 && 13 == a8) && !(a16 == 6)) && 1 == a17)) || !(a7 == 1)) || 4 == \old(a16)) || (!(a16 == 6) && a20 <= 0)) || !(1 == a21)) || !(8 == a12)) || (!(4 == a16) && !(a16 == 6))) || !(1 == \old(a17)) [2018-11-23 05:22:54,280 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e266b52d-81b0-4d0f-b7c1-22e2dd040d5a/bin-2019/uautomizer/witness.graphml [2018-11-23 05:22:54,280 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:22:54,281 INFO L168 Benchmark]: Toolchain (without parser) took 8479.26 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 329.8 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -184.2 MB). Peak memory consumption was 145.6 MB. Max. memory is 11.5 GB. [2018-11-23 05:22:54,282 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:22:54,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.92 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 05:22:54,283 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 920.0 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:22:54,284 INFO L168 Benchmark]: Boogie Preprocessor took 49.48 ms. Allocated memory is still 1.1 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. [2018-11-23 05:22:54,284 INFO L168 Benchmark]: RCFGBuilder took 934.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.3 MB). Peak memory consumption was 102.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:22:54,284 INFO L168 Benchmark]: TraceAbstraction took 6923.89 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 209.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -156.2 MB). Peak memory consumption was 53.5 MB. Max. memory is 11.5 GB. [2018-11-23 05:22:54,284 INFO L168 Benchmark]: Witness Printer took 132.22 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-11-23 05:22:54,286 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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.92 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 920.0 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.48 ms. Allocated memory is still 1.1 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 934.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.3 MB). Peak memory consumption was 102.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6923.89 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 209.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -156.2 MB). Peak memory consumption was 53.5 MB. Max. memory is 11.5 GB. * Witness Printer took 132.22 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 569]: 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: ((((((((6 == \old(a16) || 1 == \old(a7)) || (((1 == a20 && 13 == a8) && !(a16 == 6)) && 1 == a17)) || !(a7 == 1)) || 4 == \old(a16)) || (!(a16 == 6) && a20 <= 0)) || !(1 == a21)) || !(8 == a12)) || (!(4 == a16) && !(a16 == 6))) || !(1 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 6.8s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 4.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 824 SDtfs, 3804 SDslu, 584 SDs, 0 SdLazy, 4937 SolverSat, 1546 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 253 GetRequests, 203 SyntacticMatches, 6 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3944occurred in iteration=5, 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, 6 MinimizatonAttempts, 151 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 75 PreInvPairs, 125 NumberOfFragments, 340 HoareAnnotationTreeSize, 75 FomulaSimplifications, 2168 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1192 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1109 NumberOfCodeBlocks, 1109 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1102 ConstructedInterpolants, 0 QuantifiedInterpolants, 924208 SizeOfPredicates, 2 NumberOfNonLiveVariables, 461 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 156/168 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...