./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_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_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/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 bf623cbfa27d5f25c20ae418fc6508fd949965cd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:27:51,273 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:27:51,275 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:27:51,283 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:27:51,283 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:27:51,284 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:27:51,285 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:27:51,286 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:27:51,287 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:27:51,288 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:27:51,288 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:27:51,289 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:27:51,289 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:27:51,290 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:27:51,291 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:27:51,291 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:27:51,292 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:27:51,293 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:27:51,294 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:27:51,295 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:27:51,296 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:27:51,297 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:27:51,298 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:27:51,298 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:27:51,299 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:27:51,299 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:27:51,300 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:27:51,300 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:27:51,301 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:27:51,302 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:27:51,302 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:27:51,302 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:27:51,303 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:27:51,303 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:27:51,303 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:27:51,304 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:27:51,304 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 22:27:51,314 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:27:51,314 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:27:51,315 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:27:51,315 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:27:51,316 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:27:51,316 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:27:51,316 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:27:51,316 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:27:51,316 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:27:51,316 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:27:51,316 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:27:51,317 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:27:51,317 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:27:51,317 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:27:51,317 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:27:51,317 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:27:51,317 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:27:51,317 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:27:51,317 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:27:51,318 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:27:51,318 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:27:51,318 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:27:51,318 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:27:51,318 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:27:51,318 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:27:51,319 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:27:51,319 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:27:51,319 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 22:27:51,319 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:27:51,319 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:27:51,319 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_4ee4783a-0613-42d5-a2d4-0fed125649ca/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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2018-11-22 22:27:51,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:27:51,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:27:51,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:27:51,356 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:27:51,356 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:27:51,357 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-11-22 22:27:51,401 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/data/16096b021/7b42fcc862474154a7ac36ee844aa895/FLAG01803a697 [2018-11-22 22:27:51,778 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:27:51,779 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-11-22 22:27:51,788 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/data/16096b021/7b42fcc862474154a7ac36ee844aa895/FLAG01803a697 [2018-11-22 22:27:52,162 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/data/16096b021/7b42fcc862474154a7ac36ee844aa895 [2018-11-22 22:27:52,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:27:52,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:27:52,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:27:52,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:27:52,171 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:27:52,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6663a739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52, skipping insertion in model container [2018-11-22 22:27:52,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:27:52,215 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:27:52,469 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:27:52,472 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:27:52,539 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:27:52,550 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:27:52,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52 WrapperNode [2018-11-22 22:27:52,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:27:52,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:27:52,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:27:52,551 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:27:52,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:27:52,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:27:52,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:27:52,615 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:27:52,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (1/1) ... [2018-11-22 22:27:52,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:27:52,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:27:52,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:27:52,662 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:27:52,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/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 22:27:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 22:27:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 22:27:52,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 22:27:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-22 22:27:52,696 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-22 22:27:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:27:52,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:27:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 22:27:52,696 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 22:27:53,379 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:27:53,380 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-22 22:27:53,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:27:53 BoogieIcfgContainer [2018-11-22 22:27:53,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:27:53,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:27:53,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:27:53,384 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:27:53,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:27:52" (1/3) ... [2018-11-22 22:27:53,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de7c3e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:27:53, skipping insertion in model container [2018-11-22 22:27:53,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:52" (2/3) ... [2018-11-22 22:27:53,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de7c3e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:27:53, skipping insertion in model container [2018-11-22 22:27:53,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:27:53" (3/3) ... [2018-11-22 22:27:53,386 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label14_true-unreach-call_false-termination.c [2018-11-22 22:27:53,395 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:27:53,401 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 22:27:53,414 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 22:27:53,440 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 22:27:53,440 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:27:53,441 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:27:53,441 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:27:53,441 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:27:53,441 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:27:53,441 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:27:53,441 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:27:53,441 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:27:53,459 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-22 22:27:53,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-22 22:27:53,468 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:27:53,469 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] [2018-11-22 22:27:53,470 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:27:53,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:27:53,475 INFO L82 PathProgramCache]: Analyzing trace with hash -871643495, now seen corresponding path program 1 times [2018-11-22 22:27:53,477 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:27:53,477 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:27:53,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:53,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:27:53,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:53,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:53,793 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 22:27:53,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:27:53,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:27:53,799 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:27:53,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:27:53,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:27:53,814 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-22 22:27:54,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:27:54,365 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-22 22:27:54,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:27:54,366 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-11-22 22:27:54,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:27:54,376 INFO L225 Difference]: With dead ends: 618 [2018-11-22 22:27:54,376 INFO L226 Difference]: Without dead ends: 380 [2018-11-22 22:27:54,380 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:27:54,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-22 22:27:54,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-22 22:27:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-22 22:27:54,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 606 transitions. [2018-11-22 22:27:54,424 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 606 transitions. Word has length 123 [2018-11-22 22:27:54,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:27:54,425 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 606 transitions. [2018-11-22 22:27:54,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:27:54,425 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 606 transitions. [2018-11-22 22:27:54,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-22 22:27:54,429 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:27:54,429 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:27:54,429 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:27:54,430 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:27:54,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1344572258, now seen corresponding path program 1 times [2018-11-22 22:27:54,430 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:27:54,430 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:27:54,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:54,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:27:54,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:54,659 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:27:54,659 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 22:27:54,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 22:27:54,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 22:27:54,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:27:54,660 INFO L87 Difference]: Start difference. First operand 380 states and 606 transitions. Second operand 5 states. [2018-11-22 22:27:55,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:27:55,217 INFO L93 Difference]: Finished difference Result 898 states and 1492 transitions. [2018-11-22 22:27:55,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 22:27:55,218 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-11-22 22:27:55,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:27:55,221 INFO L225 Difference]: With dead ends: 898 [2018-11-22 22:27:55,221 INFO L226 Difference]: Without dead ends: 379 [2018-11-22 22:27:55,223 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:27:55,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-22 22:27:55,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-22 22:27:55,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-22 22:27:55,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 600 transitions. [2018-11-22 22:27:55,242 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 600 transitions. Word has length 131 [2018-11-22 22:27:55,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:27:55,242 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 600 transitions. [2018-11-22 22:27:55,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 22:27:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 600 transitions. [2018-11-22 22:27:55,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-22 22:27:55,244 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:27:55,244 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:27:55,244 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:27:55,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:27:55,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1612994454, now seen corresponding path program 1 times [2018-11-22 22:27:55,245 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:27:55,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:27:55,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:55,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:27:55,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:55,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:27:55,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 22:27:55,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 22:27:55,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 22:27:55,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:27:55,435 INFO L87 Difference]: Start difference. First operand 379 states and 600 transitions. Second operand 5 states. [2018-11-22 22:27:55,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:27:55,936 INFO L93 Difference]: Finished difference Result 896 states and 1477 transitions. [2018-11-22 22:27:55,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 22:27:55,936 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 137 [2018-11-22 22:27:55,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:27:55,938 INFO L225 Difference]: With dead ends: 896 [2018-11-22 22:27:55,938 INFO L226 Difference]: Without dead ends: 378 [2018-11-22 22:27:55,942 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:27:55,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-11-22 22:27:55,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 378. [2018-11-22 22:27:55,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2018-11-22 22:27:55,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 592 transitions. [2018-11-22 22:27:55,956 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 592 transitions. Word has length 137 [2018-11-22 22:27:55,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:27:55,957 INFO L480 AbstractCegarLoop]: Abstraction has 378 states and 592 transitions. [2018-11-22 22:27:55,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 22:27:55,957 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 592 transitions. [2018-11-22 22:27:55,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-22 22:27:55,959 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:27:55,959 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:27:55,959 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:27:55,960 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:27:55,960 INFO L82 PathProgramCache]: Analyzing trace with hash -295293823, now seen corresponding path program 1 times [2018-11-22 22:27:55,960 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:27:55,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:27:55,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:55,961 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:27:55,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:56,025 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:56,025 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:27:56,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 22:27:56,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 22:27:56,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 22:27:56,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 22:27:56,026 INFO L87 Difference]: Start difference. First operand 378 states and 592 transitions. Second operand 6 states. [2018-11-22 22:27:56,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:27:56,843 INFO L93 Difference]: Finished difference Result 1186 states and 1935 transitions. [2018-11-22 22:27:56,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 22:27:56,844 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-11-22 22:27:56,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:27:56,848 INFO L225 Difference]: With dead ends: 1186 [2018-11-22 22:27:56,848 INFO L226 Difference]: Without dead ends: 814 [2018-11-22 22:27:56,850 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 22:27:56,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2018-11-22 22:27:56,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 803. [2018-11-22 22:27:56,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 803 states. [2018-11-22 22:27:56,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1204 transitions. [2018-11-22 22:27:56,874 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1204 transitions. Word has length 145 [2018-11-22 22:27:56,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:27:56,874 INFO L480 AbstractCegarLoop]: Abstraction has 803 states and 1204 transitions. [2018-11-22 22:27:56,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 22:27:56,874 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1204 transitions. [2018-11-22 22:27:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-22 22:27:56,877 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:27:56,877 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:27:56,877 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:27:56,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:27:56,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1344349755, now seen corresponding path program 1 times [2018-11-22 22:27:56,878 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:27:56,878 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:27:56,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:56,879 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:27:56,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:57,035 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:57,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:27:57,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 22:27:57,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 22:27:57,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 22:27:57,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:27:57,036 INFO L87 Difference]: Start difference. First operand 803 states and 1204 transitions. Second operand 5 states. [2018-11-22 22:27:57,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:27:57,499 INFO L93 Difference]: Finished difference Result 1744 states and 2660 transitions. [2018-11-22 22:27:57,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 22:27:57,500 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-11-22 22:27:57,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:27:57,505 INFO L225 Difference]: With dead ends: 1744 [2018-11-22 22:27:57,505 INFO L226 Difference]: Without dead ends: 800 [2018-11-22 22:27:57,508 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:27:57,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2018-11-22 22:27:57,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 800. [2018-11-22 22:27:57,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2018-11-22 22:27:57,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1186 transitions. [2018-11-22 22:27:57,530 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1186 transitions. Word has length 147 [2018-11-22 22:27:57,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:27:57,530 INFO L480 AbstractCegarLoop]: Abstraction has 800 states and 1186 transitions. [2018-11-22 22:27:57,531 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 22:27:57,531 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1186 transitions. [2018-11-22 22:27:57,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-22 22:27:57,534 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:27:57,534 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:27:57,534 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:27:57,534 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:27:57,534 INFO L82 PathProgramCache]: Analyzing trace with hash -2124265719, now seen corresponding path program 1 times [2018-11-22 22:27:57,534 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:27:57,535 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:27:57,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:57,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:27:57,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:57,698 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:57,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:27:57,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 22:27:57,698 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 22:27:57,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 22:27:57,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:27:57,699 INFO L87 Difference]: Start difference. First operand 800 states and 1186 transitions. Second operand 5 states. [2018-11-22 22:27:58,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:27:58,182 INFO L93 Difference]: Finished difference Result 1738 states and 2621 transitions. [2018-11-22 22:27:58,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 22:27:58,182 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2018-11-22 22:27:58,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:27:58,185 INFO L225 Difference]: With dead ends: 1738 [2018-11-22 22:27:58,185 INFO L226 Difference]: Without dead ends: 797 [2018-11-22 22:27:58,186 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:27:58,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2018-11-22 22:27:58,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 797. [2018-11-22 22:27:58,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 797 states. [2018-11-22 22:27:58,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1165 transitions. [2018-11-22 22:27:58,200 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1165 transitions. Word has length 149 [2018-11-22 22:27:58,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:27:58,201 INFO L480 AbstractCegarLoop]: Abstraction has 797 states and 1165 transitions. [2018-11-22 22:27:58,201 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 22:27:58,201 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1165 transitions. [2018-11-22 22:27:58,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 22:27:58,202 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:27:58,203 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:27:58,203 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:27:58,203 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:27:58,203 INFO L82 PathProgramCache]: Analyzing trace with hash 566845841, now seen corresponding path program 1 times [2018-11-22 22:27:58,203 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:27:58,203 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:27:58,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:58,204 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:27:58,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:58,278 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:58,278 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:27:58,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 22:27:58,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 22:27:58,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 22:27:58,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 22:27:58,279 INFO L87 Difference]: Start difference. First operand 797 states and 1165 transitions. Second operand 6 states. [2018-11-22 22:27:59,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:27:59,110 INFO L93 Difference]: Finished difference Result 2367 states and 3607 transitions. [2018-11-22 22:27:59,110 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 22:27:59,110 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 153 [2018-11-22 22:27:59,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:27:59,117 INFO L225 Difference]: With dead ends: 2367 [2018-11-22 22:27:59,117 INFO L226 Difference]: Without dead ends: 1576 [2018-11-22 22:27:59,120 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 22:27:59,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2018-11-22 22:27:59,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1550. [2018-11-22 22:27:59,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1550 states. [2018-11-22 22:27:59,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1550 states and 2217 transitions. [2018-11-22 22:27:59,157 INFO L78 Accepts]: Start accepts. Automaton has 1550 states and 2217 transitions. Word has length 153 [2018-11-22 22:27:59,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:27:59,158 INFO L480 AbstractCegarLoop]: Abstraction has 1550 states and 2217 transitions. [2018-11-22 22:27:59,158 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 22:27:59,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2217 transitions. [2018-11-22 22:27:59,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 22:27:59,163 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:27:59,163 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:27:59,163 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:27:59,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:27:59,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1114474735, now seen corresponding path program 1 times [2018-11-22 22:27:59,164 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:27:59,164 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:27:59,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:59,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:27:59,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:27:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:59,274 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:59,275 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:27:59,275 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/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 22:27:59,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:27:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:59,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:27:59,422 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:59,448 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 22:27:59,448 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-22 22:27:59,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-22 22:27:59,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-22 22:27:59,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-22 22:27:59,449 INFO L87 Difference]: Start difference. First operand 1550 states and 2217 transitions. Second operand 9 states. [2018-11-22 22:28:01,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:28:01,483 INFO L93 Difference]: Finished difference Result 5036 states and 8019 transitions. [2018-11-22 22:28:01,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-11-22 22:28:01,484 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 187 [2018-11-22 22:28:01,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:28:01,484 INFO L225 Difference]: With dead ends: 5036 [2018-11-22 22:28:01,484 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 22:28:01,504 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 408 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=271, Invalid=1211, Unknown=0, NotChecked=0, Total=1482 [2018-11-22 22:28:01,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 22:28:01,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 22:28:01,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 22:28:01,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 22:28:01,505 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 187 [2018-11-22 22:28:01,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:28:01,505 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 22:28:01,505 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-22 22:28:01,505 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 22:28:01,505 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 22:28:01,509 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 22:28:01,794 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2018-11-22 22:28:01,873 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 22:28:01,873 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-11-22 22:28:01,873 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 22:28:01,873 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,873 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,873 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,873 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,873 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,873 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-22 22:28:01,873 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-22 22:28:01,873 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,874 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-22 22:28:01,875 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-22 22:28:01,876 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-22 22:28:01,877 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-22 22:28:01,878 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,879 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-22 22:28:01,880 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,881 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-22 22:28:01,882 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-22 22:28:01,883 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-22 22:28:01,884 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-22 22:28:01,884 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-22 22:28:01,884 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-22 22:28:01,884 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-22 22:28:01,884 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-22 22:28:01,884 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,884 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,884 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,884 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse9 (= 1 |old(~a11~0)|)) (.cse6 (= 1 |old(~a19~0)|)) (.cse8 (= 1 |old(~a25~0)|)) (.cse10 (= |old(~a28~0)| ~a28~0)) (.cse11 (= ~a19~0 |old(~a19~0)|)) (.cse12 (= ~a25~0 |old(~a25~0)|)) (.cse15 (= 1 ~a11~0))) (let ((.cse4 (not (= 8 |old(~a17~0)|))) (.cse0 (and .cse15 (= 8 ~a17~0))) (.cse14 (= 9 |old(~a28~0)|)) (.cse13 (and .cse10 .cse11 .cse12)) (.cse1 (not (= 1 ~a21~0))) (.cse7 (not (= 7 |old(~a28~0)|))) (.cse2 (not .cse8)) (.cse3 (not .cse6)) (.cse5 (not .cse9))) (and (or .cse0 .cse1 (not (= 10 |old(~a28~0)|)) .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse1 .cse7 .cse4 .cse0 .cse5 .cse8) (or .cse1 .cse9 (and .cse10 .cse11 (not (= ~a11~0 1)) .cse12)) (or .cse1 .cse2 .cse13) (or .cse1 .cse2 .cse3 .cse4 .cse0 (not .cse14) .cse5) (or .cse1 .cse13 .cse14) (or .cse1 .cse13 .cse3) (or .cse1 .cse7 .cse2 .cse3 .cse5 (and .cse15 (= 7 ~a17~0)) (not (= 7 |old(~a17~0)|)))))) [2018-11-22 22:28:01,884 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,884 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-22 22:28:01,885 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-22 22:28:01,886 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-22 22:28:01,887 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-22 22:28:01,888 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-22 22:28:01,889 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-22 22:28:01,889 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-22 22:28:01,889 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-22 22:28:01,889 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 22:28:01,889 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-11-22 22:28:01,889 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 22:28:01,889 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 22:28:01,889 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (and (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|) (not (= ~a11~0 1)) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (= 9 |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2018-11-22 22:28:01,889 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= ~a25~0 1) (= 1 ~a19~0) (= 9 |old(~a28~0)|) (not (= ~a28~0 9)) (not (= ~a11~0 1)) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|))) [2018-11-22 22:28:01,889 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-22 22:28:01,889 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-22 22:28:01,890 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= ~a25~0 1) (= 1 ~a19~0) (= 9 |old(~a28~0)|) (not (= ~a28~0 9)) (not (= ~a11~0 1)) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|))) [2018-11-22 22:28:01,890 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-22 22:28:01,890 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-22 22:28:01,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 10:28:01 BoogieIcfgContainer [2018-11-22 22:28:01,905 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 22:28:01,905 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:28:01,905 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:28:01,906 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:28:01,906 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:27:53" (3/4) ... [2018-11-22 22:28:01,912 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 22:28:01,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 22:28:01,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-22 22:28:01,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 22:28:01,931 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 22:28:01,932 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 22:28:01,952 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(1 == a21) || a25 == 1) || 1 == a19) || 9 == \old(a28)) || !(a28 == 9)) || !(a11 == 1)) || 1 == \old(a25)) || 1 == \old(a11)) || !(1 == \old(a19)) [2018-11-22 22:28:02,019 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4ee4783a-0613-42d5-a2d4-0fed125649ca/bin-2019/uautomizer/witness.graphml [2018-11-22 22:28:02,019 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:28:02,021 INFO L168 Benchmark]: Toolchain (without parser) took 9855.16 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 423.6 MB). Free memory was 955.5 MB in the beginning and 1.2 GB in the end (delta: -241.6 MB). Peak memory consumption was 182.0 MB. Max. memory is 11.5 GB. [2018-11-22 22:28:02,021 INFO L168 Benchmark]: CDTParser took 0.15 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 22:28:02,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.27 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-22 22:28:02,022 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -218.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-22 22:28:02,022 INFO L168 Benchmark]: Boogie Preprocessor took 46.88 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:28:02,022 INFO L168 Benchmark]: RCFGBuilder took 718.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:28:02,022 INFO L168 Benchmark]: TraceAbstraction took 8524.04 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 275.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -184.7 MB). Peak memory consumption was 90.6 MB. Max. memory is 11.5 GB. [2018-11-22 22:28:02,023 INFO L168 Benchmark]: Witness Printer took 113.86 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:28:02,026 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 383.27 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 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 64.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -218.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.88 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 718.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8524.04 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 275.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -184.7 MB). Peak memory consumption was 90.6 MB. Max. memory is 11.5 GB. * Witness Printer took 113.86 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((!(1 == a21) || a25 == 1) || 1 == a19) || 9 == \old(a28)) || !(a28 == 9)) || !(a11 == 1)) || 1 == \old(a25)) || 1 == \old(a11)) || !(1 == \old(a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 8.4s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 6.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 988 SDtfs, 6028 SDslu, 1071 SDs, 0 SdLazy, 8246 SolverSat, 1668 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 293 GetRequests, 223 SyntacticMatches, 6 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 416 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1550occurred in iteration=7, 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: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 37 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 87 PreInvPairs, 195 NumberOfFragments, 331 HoareAnnotationTreeSize, 87 FomulaSimplifications, 3218 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1147 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1359 NumberOfCodeBlocks, 1359 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1350 ConstructedInterpolants, 0 QuantifiedInterpolants, 1227872 SizeOfPredicates, 0 NumberOfNonLiveVariables, 438 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 278/282 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...