./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/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 e52247c97e0196dba144205e35fb286f9d95e245 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:56:41,536 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:56:41,537 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:56:41,545 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:56:41,545 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:56:41,546 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:56:41,546 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:56:41,548 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:56:41,549 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:56:41,549 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:56:41,550 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:56:41,550 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:56:41,551 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:56:41,551 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:56:41,552 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:56:41,553 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:56:41,553 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:56:41,554 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:56:41,556 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:56:41,557 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:56:41,558 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:56:41,558 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:56:41,560 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:56:41,560 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:56:41,560 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:56:41,561 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:56:41,562 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:56:41,562 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:56:41,563 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:56:41,564 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:56:41,564 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:56:41,564 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:56:41,565 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:56:41,565 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:56:41,565 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:56:41,566 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:56:41,566 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:56:41,576 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:56:41,577 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:56:41,577 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:56:41,577 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:56:41,578 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:56:41,578 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:56:41,578 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:56:41,578 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:56:41,578 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:56:41,579 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:56:41,579 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:56:41,579 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:56:41,579 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:56:41,579 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:56:41,579 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:56:41,579 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:56:41,579 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:56:41,580 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:56:41,580 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:56:41,580 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:56:41,580 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:56:41,580 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:56:41,580 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:56:41,580 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:56:41,581 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:56:41,581 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:56:41,581 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:56:41,581 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:56:41,581 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:56:41,581 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:56:41,581 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_788cc839-654c-4922-a6af-01bf8cfa58e3/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 -> e52247c97e0196dba144205e35fb286f9d95e245 [2018-11-28 12:56:41,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:56:41,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:56:41,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:56:41,622 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:56:41,622 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:56:41,623 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-11-28 12:56:41,669 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/data/bd062ca14/9dc77cfd54af429aacd2ea8bc61bbf21/FLAG1fd8f175a [2018-11-28 12:56:42,094 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:56:42,094 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-11-28 12:56:42,103 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/data/bd062ca14/9dc77cfd54af429aacd2ea8bc61bbf21/FLAG1fd8f175a [2018-11-28 12:56:42,454 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/data/bd062ca14/9dc77cfd54af429aacd2ea8bc61bbf21 [2018-11-28 12:56:42,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:56:42,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:56:42,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:56:42,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:56:42,468 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:56:42,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53951666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42, skipping insertion in model container [2018-11-28 12:56:42,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:56:42,518 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:56:42,752 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:56:42,756 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:56:42,826 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:56:42,837 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:56:42,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42 WrapperNode [2018-11-28 12:56:42,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:56:42,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:56:42,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:56:42,838 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:56:42,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:56:42,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:56:42,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:56:42,923 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:56:42,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (1/1) ... [2018-11-28 12:56:42,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:56:42,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:56:42,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:56:42,974 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:56:42,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:56:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:56:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:56:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 12:56:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 12:56:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:56:43,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:56:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:56:43,013 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:56:43,914 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:56:43,915 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 12:56:43,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:56:43 BoogieIcfgContainer [2018-11-28 12:56:43,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:56:43,916 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:56:43,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:56:43,920 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:56:43,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:56:42" (1/3) ... [2018-11-28 12:56:43,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@250ee1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:56:43, skipping insertion in model container [2018-11-28 12:56:43,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:42" (2/3) ... [2018-11-28 12:56:43,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@250ee1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:56:43, skipping insertion in model container [2018-11-28 12:56:43,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:56:43" (3/3) ... [2018-11-28 12:56:43,923 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label12_true-unreach-call_false-termination.c [2018-11-28 12:56:43,929 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:56:43,937 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:56:43,948 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:56:43,975 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:56:43,975 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:56:43,975 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:56:43,975 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:56:43,975 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:56:43,976 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:56:43,976 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:56:43,976 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:56:43,976 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:56:43,996 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-28 12:56:44,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-28 12:56:44,005 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:44,006 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:44,008 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:44,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:44,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1251139866, now seen corresponding path program 1 times [2018-11-28 12:56:44,013 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:44,013 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:44,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:44,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:44,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:44,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:44,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:44,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:56:44,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:56:44,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:56:44,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:56:44,354 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-28 12:56:44,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:44,927 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-28 12:56:44,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:56:44,928 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2018-11-28 12:56:44,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:44,940 INFO L225 Difference]: With dead ends: 618 [2018-11-28 12:56:44,940 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 12:56:44,944 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 [2018-11-28 12:56:44,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 12:56:44,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-11-28 12:56:44,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-11-28 12:56:44,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2018-11-28 12:56:44,990 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 124 [2018-11-28 12:56:44,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:44,990 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2018-11-28 12:56:44,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:56:44,990 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2018-11-28 12:56:44,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-28 12:56:44,994 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:44,994 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:44,994 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:44,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:44,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1267937665, now seen corresponding path program 1 times [2018-11-28 12:56:44,995 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:44,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:44,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:44,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:44,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:45,213 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:45,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:45,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:56:45,215 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:56:45,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:56:45,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:56:45,215 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2018-11-28 12:56:45,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:45,629 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2018-11-28 12:56:45,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:56:45,630 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2018-11-28 12:56:45,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:45,633 INFO L225 Difference]: With dead ends: 721 [2018-11-28 12:56:45,633 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 12:56:45,635 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 [2018-11-28 12:56:45,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 12:56:45,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-11-28 12:56:45,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-11-28 12:56:45,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2018-11-28 12:56:45,653 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 132 [2018-11-28 12:56:45,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:45,654 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2018-11-28 12:56:45,654 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:56:45,654 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2018-11-28 12:56:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-28 12:56:45,656 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:45,657 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:45,657 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:45,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:45,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1536784181, now seen corresponding path program 1 times [2018-11-28 12:56:45,657 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:45,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:45,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:45,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:45,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:45,852 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:45,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:56:45,852 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:56:45,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:56:45,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:56:45,853 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2018-11-28 12:56:46,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:46,193 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2018-11-28 12:56:46,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:56:46,194 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2018-11-28 12:56:46,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:46,195 INFO L225 Difference]: With dead ends: 717 [2018-11-28 12:56:46,195 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 12:56:46,196 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 [2018-11-28 12:56:46,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 12:56:46,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-11-28 12:56:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-11-28 12:56:46,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2018-11-28 12:56:46,207 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 138 [2018-11-28 12:56:46,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:46,208 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2018-11-28 12:56:46,208 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:56:46,208 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2018-11-28 12:56:46,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-28 12:56:46,210 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:46,210 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:46,211 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:46,211 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:46,211 INFO L82 PathProgramCache]: Analyzing trace with hash -564169218, now seen corresponding path program 1 times [2018-11-28 12:56:46,211 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:46,211 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:46,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:46,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:46,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:46,301 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:46,302 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:46,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:56:46,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:56:46,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:56:46,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:56:46,303 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2018-11-28 12:56:46,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:46,757 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2018-11-28 12:56:46,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:56:46,757 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 146 [2018-11-28 12:56:46,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:46,760 INFO L225 Difference]: With dead ends: 951 [2018-11-28 12:56:46,760 INFO L226 Difference]: Without dead ends: 637 [2018-11-28 12:56:46,761 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:56:46,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-11-28 12:56:46,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2018-11-28 12:56:46,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-28 12:56:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 871 transitions. [2018-11-28 12:56:46,782 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 871 transitions. Word has length 146 [2018-11-28 12:56:46,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:46,782 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 871 transitions. [2018-11-28 12:56:46,782 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:56:46,782 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 871 transitions. [2018-11-28 12:56:46,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-28 12:56:46,783 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:46,783 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:46,784 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:46,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:46,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1274835258, now seen corresponding path program 1 times [2018-11-28 12:56:46,784 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:46,784 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:46,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:46,785 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:46,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:46,953 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:46,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:46,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:56:46,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:56:46,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:56:46,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:56:46,955 INFO L87 Difference]: Start difference. First operand 626 states and 871 transitions. Second operand 5 states. [2018-11-28 12:56:47,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:47,318 INFO L93 Difference]: Finished difference Result 1330 states and 1903 transitions. [2018-11-28 12:56:47,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:56:47,319 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2018-11-28 12:56:47,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:47,321 INFO L225 Difference]: With dead ends: 1330 [2018-11-28 12:56:47,321 INFO L226 Difference]: Without dead ends: 626 [2018-11-28 12:56:47,322 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 [2018-11-28 12:56:47,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-11-28 12:56:47,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-11-28 12:56:47,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-28 12:56:47,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 859 transitions. [2018-11-28 12:56:47,335 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 859 transitions. Word has length 148 [2018-11-28 12:56:47,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:47,335 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 859 transitions. [2018-11-28 12:56:47,335 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:56:47,335 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 859 transitions. [2018-11-28 12:56:47,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-28 12:56:47,337 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:47,337 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:47,337 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:47,337 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:47,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1427723146, now seen corresponding path program 1 times [2018-11-28 12:56:47,337 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:47,338 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:47,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:47,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:47,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:47,469 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:47,470 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:47,470 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:56:47,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:56:47,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:56:47,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:56:47,471 INFO L87 Difference]: Start difference. First operand 626 states and 859 transitions. Second operand 5 states. [2018-11-28 12:56:47,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:47,841 INFO L93 Difference]: Finished difference Result 1332 states and 1878 transitions. [2018-11-28 12:56:47,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:56:47,842 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2018-11-28 12:56:47,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:47,845 INFO L225 Difference]: With dead ends: 1332 [2018-11-28 12:56:47,845 INFO L226 Difference]: Without dead ends: 626 [2018-11-28 12:56:47,846 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 [2018-11-28 12:56:47,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-11-28 12:56:47,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-11-28 12:56:47,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-28 12:56:47,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 843 transitions. [2018-11-28 12:56:47,862 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 843 transitions. Word has length 150 [2018-11-28 12:56:47,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:47,862 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 843 transitions. [2018-11-28 12:56:47,862 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:56:47,862 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 843 transitions. [2018-11-28 12:56:47,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-28 12:56:47,864 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:47,865 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:47,865 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:47,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:47,865 INFO L82 PathProgramCache]: Analyzing trace with hash 392356590, now seen corresponding path program 1 times [2018-11-28 12:56:47,865 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:47,866 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:47,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:47,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:47,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:47,952 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:47,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:56:47,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:56:47,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:56:47,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:56:47,953 INFO L87 Difference]: Start difference. First operand 626 states and 843 transitions. Second operand 6 states. [2018-11-28 12:56:48,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:48,359 INFO L93 Difference]: Finished difference Result 1858 states and 2601 transitions. [2018-11-28 12:56:48,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:56:48,360 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 154 [2018-11-28 12:56:48,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:48,365 INFO L225 Difference]: With dead ends: 1858 [2018-11-28 12:56:48,365 INFO L226 Difference]: Without dead ends: 1238 [2018-11-28 12:56:48,367 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:56:48,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2018-11-28 12:56:48,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2018-11-28 12:56:48,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2018-11-28 12:56:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1637 transitions. [2018-11-28 12:56:48,392 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1637 transitions. Word has length 154 [2018-11-28 12:56:48,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:48,393 INFO L480 AbstractCegarLoop]: Abstraction has 1218 states and 1637 transitions. [2018-11-28 12:56:48,393 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:56:48,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1637 transitions. [2018-11-28 12:56:48,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-28 12:56:48,395 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:48,395 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:48,395 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:48,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:48,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1102274855, now seen corresponding path program 1 times [2018-11-28 12:56:48,396 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:48,396 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:48,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:48,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:48,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:48,498 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:48,498 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:56:48,498 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:56:48,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:48,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:56:48,619 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-28 12:56:48,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:56:48,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-11-28 12:56:48,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:56:48,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:56:48,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:56:48,637 INFO L87 Difference]: Start difference. First operand 1218 states and 1637 transitions. Second operand 9 states. [2018-11-28 12:56:50,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:50,007 INFO L93 Difference]: Finished difference Result 5216 states and 7151 transitions. [2018-11-28 12:56:50,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-28 12:56:50,008 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 159 [2018-11-28 12:56:50,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:50,018 INFO L225 Difference]: With dead ends: 5216 [2018-11-28 12:56:50,018 INFO L226 Difference]: Without dead ends: 4004 [2018-11-28 12:56:50,021 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 178 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=240, Invalid=516, Unknown=0, NotChecked=0, Total=756 [2018-11-28 12:56:50,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4004 states. [2018-11-28 12:56:50,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4004 to 2552. [2018-11-28 12:56:50,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2552 states. [2018-11-28 12:56:50,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2552 states and 3288 transitions. [2018-11-28 12:56:50,080 INFO L78 Accepts]: Start accepts. Automaton has 2552 states and 3288 transitions. Word has length 159 [2018-11-28 12:56:50,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:50,081 INFO L480 AbstractCegarLoop]: Abstraction has 2552 states and 3288 transitions. [2018-11-28 12:56:50,081 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:56:50,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 3288 transitions. [2018-11-28 12:56:50,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-28 12:56:50,086 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:50,087 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-28 12:56:50,087 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:50,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:50,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1502156668, now seen corresponding path program 1 times [2018-11-28 12:56:50,087 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:50,087 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:50,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:50,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:50,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:50,178 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 134 proven. 30 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-28 12:56:50,179 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:56:50,179 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:56:50,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:50,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:56:50,315 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 167 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-28 12:56:50,331 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:56:50,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-28 12:56:50,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:56:50,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:56:50,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:56:50,332 INFO L87 Difference]: Start difference. First operand 2552 states and 3288 transitions. Second operand 9 states. [2018-11-28 12:56:51,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:51,535 INFO L93 Difference]: Finished difference Result 4957 states and 6476 transitions. [2018-11-28 12:56:51,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-28 12:56:51,537 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 235 [2018-11-28 12:56:51,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:51,537 INFO L225 Difference]: With dead ends: 4957 [2018-11-28 12:56:51,537 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:56:51,544 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:56:51,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:56:51,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:56:51,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:56:51,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:56:51,545 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 235 [2018-11-28 12:56:51,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:51,545 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:56:51,545 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:56:51,545 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:56:51,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:56:51,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:56:51,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:51,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:52,351 WARN L180 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 77 [2018-11-28 12:56:52,732 WARN L180 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 63 [2018-11-28 12:56:53,090 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 63 [2018-11-28 12:56:53,092 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:56:53,093 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|)) [2018-11-28 12:56:53,093 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:56:53,093 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2018-11-28 12:56:53,093 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,093 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,093 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,093 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,093 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,093 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-28 12:56:53,095 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,096 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-28 12:56:53,097 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-28 12:56:53,098 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,099 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-28 12:56:53,100 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-28 12:56:53,101 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-28 12:56:53,102 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-28 12:56:53,103 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-28 12:56:53,104 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-28 12:56:53,105 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,106 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,107 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse9 (= 1 |old(~a11~0)|)) (.cse19 (= |old(~a28~0)| ~a28~0)) (.cse20 (= |old(~a17~0)| ~a17~0)) (.cse21 (= |old(~a25~0)| ~a25~0)) (.cse17 (not (= ~a11~0 1))) (.cse22 (= |old(~a17~0)| 8)) (.cse18 (= 1 |old(~a19~0)|)) (.cse16 (= 1 |old(~a25~0)|))) (let ((.cse1 (not .cse16)) (.cse7 (not (= 10 |old(~a28~0)|))) (.cse5 (= 9 |old(~a28~0)|)) (.cse2 (not .cse18)) (.cse11 (not .cse22)) (.cse8 (= 10 |old(~a17~0)|)) (.cse13 (and .cse19 .cse20 .cse21 .cse17)) (.cse12 (and .cse19 .cse22 .cse20 .cse21)) (.cse15 (not (= 7 |old(~a28~0)|))) (.cse3 (not (= 8 |old(~a17~0)|))) (.cse4 (= 1 ~a11~0)) (.cse6 (not .cse9)) (.cse0 (not (= 1 ~a21~0))) (.cse14 (= ~a19~0 |old(~a19~0)|)) (.cse10 (= 8 |old(~a28~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not .cse5) .cse6) (or .cse4 .cse0 .cse7 .cse1 .cse2 .cse3 .cse6) (or (and (or .cse8 .cse0 .cse9 .cse10 .cse5) (or .cse0 .cse10 .cse5 .cse11)) (and (or .cse12 .cse13) .cse14)) (or .cse0 .cse15 .cse1 .cse2 .cse6 .cse4 (not (= 7 |old(~a17~0)|))) (or (or .cse8 .cse0 .cse9 .cse5 .cse16) (and .cse14 .cse13)) (or .cse0 .cse9 .cse2 .cse11 .cse17) (or (or .cse8 .cse0 .cse9 .cse7) .cse17) (or .cse2 (and .cse13 .cse14) (or .cse8 .cse0 .cse9 .cse5)) (or .cse2 (and (or .cse0 .cse10 .cse11) (or .cse8 .cse0 .cse9 .cse16)) (and (or .cse13 .cse12) .cse14)) (or .cse18 .cse0 .cse15 .cse3 .cse4 .cse6 .cse16) (or .cse0 (and .cse19 .cse20 .cse21 .cse14) .cse10 (< 7 |old(~a17~0)|))))) [2018-11-28 12:56:53,107 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,107 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,107 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,107 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-28 12:56:53,107 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-28 12:56:53,107 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-28 12:56:53,107 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-28 12:56:53,107 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-28 12:56:53,107 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,108 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-28 12:56:53,109 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-28 12:56:53,110 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:56:53,111 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 10)) (not (= ~a25~0 1)) (not (= ~a28~0 8)) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-11-28 12:56:53,111 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:56:53,111 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:56:53,112 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (= 10 |old(~a17~0)|) (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (= 9 |old(~a28~0)|) (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (not (= ~a11~0 1))) (= 1 |old(~a25~0)|)) [2018-11-28 12:56:53,112 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse3 (not (= ~a28~0 9))) (.cse5 (not (= ~a25~0 1))) (.cse7 (= 7 ~a28~0)) (.cse2 (not (= ~a28~0 8))) (.cse0 (<= ~a17~0 |old(~a17~0)|)) (.cse1 (= |old(~a17~0)| 8)) (.cse6 (not (= ~a11~0 1))) (.cse8 (= 1 ~a11~0)) (.cse10 (= 1 ~a25~0)) (.cse9 (= 8 ~a17~0)) (.cse4 (= 1 ~a19~0))) (or (and .cse0 (and .cse1 .cse2 .cse3)) (not (= 1 ~a21~0)) (and .cse0 (and .cse1 .cse2) .cse4) (and .cse0 (or (and .cse5 (= |old(~a17~0)| ~a17~0) .cse2 .cse6 .cse3) (and .cse1 .cse5 .cse6 .cse3))) (and .cse7 .cse5 .cse8 .cse9 (not .cse4)) (= 1 |old(~a25~0)|) (= 10 |old(~a17~0)|) (= 1 |old(~a11~0)|) (and .cse7 .cse8 (= 7 ~a17~0) .cse10 .cse4) (and .cse1 (<= ~a17~0 7) .cse2) (and .cse8 .cse10 (= 9 ~a28~0) .cse9 .cse4) (= 9 |old(~a28~0)|) (and .cse0 (and .cse1 .cse6) (= ~a19~0 |old(~a19~0)|)) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse8 .cse10 .cse9 .cse4 (= 10 ~a28~0)))) [2018-11-28 12:56:53,112 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-28 12:56:53,112 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-28 12:56:53,112 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (not (= ~a28~0 9))) (.cse5 (not (= ~a25~0 1))) (.cse7 (= 7 ~a28~0)) (.cse2 (not (= ~a28~0 8))) (.cse0 (<= ~a17~0 |old(~a17~0)|)) (.cse1 (= |old(~a17~0)| 8)) (.cse6 (not (= ~a11~0 1))) (.cse8 (= 1 ~a11~0)) (.cse10 (= 1 ~a25~0)) (.cse9 (= 8 ~a17~0)) (.cse4 (= 1 ~a19~0))) (or (and .cse0 (and .cse1 .cse2 .cse3)) (not (= 1 ~a21~0)) (and .cse0 (and .cse1 .cse2) .cse4) (and .cse0 (or (and .cse5 (= |old(~a17~0)| ~a17~0) .cse2 .cse6 .cse3) (and .cse1 .cse5 .cse6 .cse3))) (and .cse7 .cse5 .cse8 .cse9 (not .cse4)) (= 1 |old(~a25~0)|) (= 10 |old(~a17~0)|) (= 1 |old(~a11~0)|) (and .cse7 .cse8 (= 7 ~a17~0) .cse10 .cse4) (and .cse1 (<= ~a17~0 7) .cse2) (and .cse8 .cse10 (= 9 ~a28~0) .cse9 .cse4) (= 9 |old(~a28~0)|) (and .cse0 (and .cse1 .cse6) (= ~a19~0 |old(~a19~0)|)) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse8 .cse10 .cse9 .cse4 (= 10 ~a28~0)))) [2018-11-28 12:56:53,112 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-28 12:56:53,112 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-28 12:56:53,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:56:53 BoogieIcfgContainer [2018-11-28 12:56:53,129 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:56:53,129 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:56:53,129 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:56:53,129 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:56:53,130 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:56:43" (3/4) ... [2018-11-28 12:56:53,136 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:56:53,142 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:56:53,142 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 12:56:53,142 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:56:53,151 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 12:56:53,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 12:56:53,179 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((a17 <= \old(a17) && (\old(a17) == 8 && !(a28 == 8)) && !(a28 == 9)) || !(1 == a21)) || ((a17 <= \old(a17) && \old(a17) == 8 && !(a28 == 8)) && 1 == a19)) || (a17 <= \old(a17) && (((((!(a25 == 1) && \old(a17) == a17) && !(a28 == 8)) && !(a11 == 1)) && !(a28 == 9)) || (((\old(a17) == 8 && !(a25 == 1)) && !(a11 == 1)) && !(a28 == 9))))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || 1 == \old(a25)) || 10 == \old(a17)) || 1 == \old(a11)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || ((\old(a17) == 8 && a17 <= 7) && !(a28 == 8))) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || 9 == \old(a28)) || ((a17 <= \old(a17) && \old(a17) == 8 && !(a11 == 1)) && a19 == \old(a19))) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28) [2018-11-28 12:56:53,273 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_788cc839-654c-4922-a6af-01bf8cfa58e3/bin-2019/uautomizer/witness.graphml [2018-11-28 12:56:53,274 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:56:53,274 INFO L168 Benchmark]: Toolchain (without parser) took 10814.60 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 423.1 MB). Free memory was 945.3 MB in the beginning and 818.1 MB in the end (delta: 127.1 MB). Peak memory consumption was 550.2 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:53,275 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:56:53,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.31 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 915.7 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:53,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -227.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:53,275 INFO L168 Benchmark]: Boogie Preprocessor took 51.27 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. [2018-11-28 12:56:53,276 INFO L168 Benchmark]: RCFGBuilder took 941.09 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: 108.5 MB). Peak memory consumption was 108.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:53,276 INFO L168 Benchmark]: TraceAbstraction took 9212.72 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 273.2 MB). Free memory was 1.0 GB in the beginning and 840.6 MB in the end (delta: 191.2 MB). Peak memory consumption was 464.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:53,276 INFO L168 Benchmark]: Witness Printer took 144.68 ms. Allocated memory is still 1.5 GB. Free memory was 840.6 MB in the beginning and 818.1 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:53,278 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 375.31 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 915.7 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -227.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.27 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 941.09 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: 108.5 MB). Peak memory consumption was 108.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9212.72 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 273.2 MB). Free memory was 1.0 GB in the beginning and 840.6 MB in the end (delta: 191.2 MB). Peak memory consumption was 464.4 MB. Max. memory is 11.5 GB. * Witness Printer took 144.68 ms. Allocated memory is still 1.5 GB. Free memory was 840.6 MB in the beginning and 818.1 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 526]: 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: (((((((((((((((a17 <= \old(a17) && (\old(a17) == 8 && !(a28 == 8)) && !(a28 == 9)) || !(1 == a21)) || ((a17 <= \old(a17) && \old(a17) == 8 && !(a28 == 8)) && 1 == a19)) || (a17 <= \old(a17) && (((((!(a25 == 1) && \old(a17) == a17) && !(a28 == 8)) && !(a11 == 1)) && !(a28 == 9)) || (((\old(a17) == 8 && !(a25 == 1)) && !(a11 == 1)) && !(a28 == 9))))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || 1 == \old(a25)) || 10 == \old(a17)) || 1 == \old(a11)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || ((\old(a17) == 8 && a17 <= 7) && !(a28 == 8))) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || 9 == \old(a28)) || ((a17 <= \old(a17) && \old(a17) == 8 && !(a11 == 1)) && a19 == \old(a19))) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 9.1s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 5.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 516 SDtfs, 6404 SDslu, 505 SDs, 0 SdLazy, 7100 SolverSat, 1563 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 519 GetRequests, 441 SyntacticMatches, 8 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2552occurred in iteration=8, 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, 9 MinimizatonAttempts, 1483 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 78 PreInvPairs, 134 NumberOfFragments, 837 HoareAnnotationTreeSize, 78 FomulaSimplifications, 3070 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3017 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1780 NumberOfCodeBlocks, 1780 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1769 ConstructedInterpolants, 0 QuantifiedInterpolants, 1450132 SizeOfPredicates, 2 NumberOfNonLiveVariables, 950 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 528/582 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...