./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:07:39,407 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:07:39,408 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:07:39,414 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:07:39,414 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:07:39,415 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:07:39,416 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:07:39,417 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:07:39,418 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:07:39,418 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:07:39,419 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:07:39,419 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:07:39,420 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:07:39,421 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:07:39,421 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:07:39,422 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:07:39,422 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:07:39,424 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:07:39,425 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:07:39,426 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:07:39,427 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:07:39,428 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:07:39,429 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:07:39,429 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:07:39,430 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:07:39,430 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:07:39,431 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:07:39,432 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:07:39,432 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:07:39,433 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:07:39,433 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:07:39,433 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:07:39,433 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:07:39,434 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:07:39,434 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:07:39,434 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:07:39,434 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 09:07:39,441 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:07:39,441 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:07:39,442 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:07:39,442 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 09:07:39,443 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:07:39,443 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:07:39,443 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 09:07:39,443 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:07:39,443 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:07:39,443 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:07:39,443 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:07:39,444 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:07:39,444 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:07:39,444 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:07:39,444 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:07:39,444 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:07:39,444 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:07:39,444 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:07:39,444 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:07:39,445 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:07:39,445 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:07:39,445 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:07:39,445 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:07:39,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:07:39,445 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:07:39,445 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:07:39,446 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:07:39,446 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 09:07:39,446 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:07:39,446 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:07:39,446 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_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 [2018-11-18 09:07:39,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:07:39,481 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:07:39,484 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:07:39,485 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:07:39,485 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:07:39,486 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-11-18 09:07:39,529 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/data/c6c914d95/7d47444fa50e4fc49b973948aae9f77f/FLAG095e4ee49 [2018-11-18 09:07:39,918 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:07:39,918 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-11-18 09:07:39,928 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/data/c6c914d95/7d47444fa50e4fc49b973948aae9f77f/FLAG095e4ee49 [2018-11-18 09:07:40,292 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/data/c6c914d95/7d47444fa50e4fc49b973948aae9f77f [2018-11-18 09:07:40,295 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:07:40,296 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 09:07:40,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:07:40,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:07:40,299 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:07:40,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:07:40" (1/1) ... [2018-11-18 09:07:40,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d293ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40, skipping insertion in model container [2018-11-18 09:07:40,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:07:40" (1/1) ... [2018-11-18 09:07:40,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:07:40,343 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:07:40,578 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:07:40,582 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:07:40,648 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:07:40,661 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:07:40,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40 WrapperNode [2018-11-18 09:07:40,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:07:40,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:07:40,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:07:40,662 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:07:40,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40" (1/1) ... [2018-11-18 09:07:40,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40" (1/1) ... [2018-11-18 09:07:40,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40" (1/1) ... [2018-11-18 09:07:40,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40" (1/1) ... [2018-11-18 09:07:40,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40" (1/1) ... [2018-11-18 09:07:40,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40" (1/1) ... [2018-11-18 09:07:40,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40" (1/1) ... [2018-11-18 09:07:40,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:07:40,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:07:40,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:07:40,774 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:07:40,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/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 [2018-11-18 09:07:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:07:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:07:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 09:07:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 09:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 09:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 09:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 09:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:07:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:07:41,682 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:07:41,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:07:41 BoogieIcfgContainer [2018-11-18 09:07:41,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:07:41,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:07:41,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:07:41,687 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:07:41,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:07:40" (1/3) ... [2018-11-18 09:07:41,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a36cb62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:07:41, skipping insertion in model container [2018-11-18 09:07:41,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:40" (2/3) ... [2018-11-18 09:07:41,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a36cb62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:07:41, skipping insertion in model container [2018-11-18 09:07:41,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:07:41" (3/3) ... [2018-11-18 09:07:41,690 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label06_true-unreach-call_false-termination.c [2018-11-18 09:07:41,697 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:07:41,703 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:07:41,713 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:07:41,737 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 09:07:41,738 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:07:41,738 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:07:41,738 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:07:41,738 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:07:41,738 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:07:41,738 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:07:41,739 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:07:41,739 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:07:41,756 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-18 09:07:41,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 09:07:41,765 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:41,766 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:41,768 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:41,771 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:41,772 INFO L82 PathProgramCache]: Analyzing trace with hash -247147345, now seen corresponding path program 1 times [2018-11-18 09:07:41,773 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:41,773 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:41,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:41,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:41,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:42,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:42,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:42,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:07:42,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:07:42,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:07:42,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:07:42,093 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-18 09:07:42,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:42,685 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-11-18 09:07:42,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:07:42,686 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2018-11-18 09:07:42,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:42,698 INFO L225 Difference]: With dead ends: 621 [2018-11-18 09:07:42,698 INFO L226 Difference]: Without dead ends: 382 [2018-11-18 09:07:42,702 INFO L604 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 [2018-11-18 09:07:42,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-11-18 09:07:42,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-11-18 09:07:42,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-18 09:07:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-11-18 09:07:42,750 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 147 [2018-11-18 09:07:42,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:42,751 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-11-18 09:07:42,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:07:42,751 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-11-18 09:07:42,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 09:07:42,754 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:42,754 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:42,754 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:42,754 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:42,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1882359938, now seen corresponding path program 1 times [2018-11-18 09:07:42,755 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:42,755 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:42,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:42,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:42,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:42,958 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:42,958 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:42,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:07:42,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:07:42,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:07:42,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:07:42,960 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 5 states. [2018-11-18 09:07:43,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:43,463 INFO L93 Difference]: Finished difference Result 903 states and 1497 transitions. [2018-11-18 09:07:43,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 09:07:43,463 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2018-11-18 09:07:43,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:43,466 INFO L225 Difference]: With dead ends: 903 [2018-11-18 09:07:43,466 INFO L226 Difference]: Without dead ends: 381 [2018-11-18 09:07:43,468 INFO L604 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 [2018-11-18 09:07:43,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-11-18 09:07:43,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2018-11-18 09:07:43,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-18 09:07:43,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 602 transitions. [2018-11-18 09:07:43,482 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 602 transitions. Word has length 156 [2018-11-18 09:07:43,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:43,482 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 602 transitions. [2018-11-18 09:07:43,482 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:07:43,482 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 602 transitions. [2018-11-18 09:07:43,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 09:07:43,485 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:43,485 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:43,485 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:43,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:43,486 INFO L82 PathProgramCache]: Analyzing trace with hash 337215758, now seen corresponding path program 1 times [2018-11-18 09:07:43,486 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:43,486 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:43,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:43,487 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:43,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:43,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:43,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:43,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:07:43,680 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:07:43,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:07:43,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:07:43,681 INFO L87 Difference]: Start difference. First operand 381 states and 602 transitions. Second operand 5 states. [2018-11-18 09:07:44,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:44,159 INFO L93 Difference]: Finished difference Result 901 states and 1482 transitions. [2018-11-18 09:07:44,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 09:07:44,162 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 162 [2018-11-18 09:07:44,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:44,164 INFO L225 Difference]: With dead ends: 901 [2018-11-18 09:07:44,164 INFO L226 Difference]: Without dead ends: 380 [2018-11-18 09:07:44,165 INFO L604 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 [2018-11-18 09:07:44,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-18 09:07:44,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-18 09:07:44,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-18 09:07:44,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 594 transitions. [2018-11-18 09:07:44,175 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 594 transitions. Word has length 162 [2018-11-18 09:07:44,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:44,176 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 594 transitions. [2018-11-18 09:07:44,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:07:44,176 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 594 transitions. [2018-11-18 09:07:44,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:07:44,178 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:44,178 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:44,178 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:44,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:44,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1461325531, now seen corresponding path program 1 times [2018-11-18 09:07:44,179 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:44,179 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:44,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:44,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:44,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:44,276 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:44,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:44,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 09:07:44,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:07:44,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:07:44,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:07:44,277 INFO L87 Difference]: Start difference. First operand 380 states and 594 transitions. Second operand 6 states. [2018-11-18 09:07:45,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:45,051 INFO L93 Difference]: Finished difference Result 1193 states and 1942 transitions. [2018-11-18 09:07:45,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 09:07:45,051 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 170 [2018-11-18 09:07:45,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:45,055 INFO L225 Difference]: With dead ends: 1193 [2018-11-18 09:07:45,056 INFO L226 Difference]: Without dead ends: 819 [2018-11-18 09:07:45,057 INFO L604 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 [2018-11-18 09:07:45,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-11-18 09:07:45,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-11-18 09:07:45,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-11-18 09:07:45,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1208 transitions. [2018-11-18 09:07:45,082 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1208 transitions. Word has length 170 [2018-11-18 09:07:45,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:45,082 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 1208 transitions. [2018-11-18 09:07:45,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:07:45,082 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1208 transitions. [2018-11-18 09:07:45,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 09:07:45,085 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:45,086 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:45,086 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:45,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:45,086 INFO L82 PathProgramCache]: Analyzing trace with hash -2126959959, now seen corresponding path program 1 times [2018-11-18 09:07:45,086 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:45,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:45,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:45,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:45,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:45,243 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:45,243 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:45,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:07:45,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:07:45,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:07:45,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:07:45,244 INFO L87 Difference]: Start difference. First operand 807 states and 1208 transitions. Second operand 5 states. [2018-11-18 09:07:45,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:45,831 INFO L93 Difference]: Finished difference Result 1753 states and 2669 transitions. [2018-11-18 09:07:45,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 09:07:45,832 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 172 [2018-11-18 09:07:45,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:45,836 INFO L225 Difference]: With dead ends: 1753 [2018-11-18 09:07:45,836 INFO L226 Difference]: Without dead ends: 804 [2018-11-18 09:07:45,839 INFO L604 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 [2018-11-18 09:07:45,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2018-11-18 09:07:45,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2018-11-18 09:07:45,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-11-18 09:07:45,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1190 transitions. [2018-11-18 09:07:45,858 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1190 transitions. Word has length 172 [2018-11-18 09:07:45,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:45,859 INFO L480 AbstractCegarLoop]: Abstraction has 804 states and 1190 transitions. [2018-11-18 09:07:45,859 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:07:45,859 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1190 transitions. [2018-11-18 09:07:45,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 09:07:45,861 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:45,862 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:45,862 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:45,862 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:45,862 INFO L82 PathProgramCache]: Analyzing trace with hash 443683885, now seen corresponding path program 1 times [2018-11-18 09:07:45,862 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:45,862 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:45,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:45,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:45,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:46,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:46,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:07:46,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:07:46,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:07:46,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:07:46,008 INFO L87 Difference]: Start difference. First operand 804 states and 1190 transitions. Second operand 5 states. [2018-11-18 09:07:46,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:46,436 INFO L93 Difference]: Finished difference Result 1747 states and 2630 transitions. [2018-11-18 09:07:46,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 09:07:46,436 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 174 [2018-11-18 09:07:46,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:46,442 INFO L225 Difference]: With dead ends: 1747 [2018-11-18 09:07:46,443 INFO L226 Difference]: Without dead ends: 801 [2018-11-18 09:07:46,445 INFO L604 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 [2018-11-18 09:07:46,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-11-18 09:07:46,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 801. [2018-11-18 09:07:46,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-11-18 09:07:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1169 transitions. [2018-11-18 09:07:46,466 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1169 transitions. Word has length 174 [2018-11-18 09:07:46,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:46,467 INFO L480 AbstractCegarLoop]: Abstraction has 801 states and 1169 transitions. [2018-11-18 09:07:46,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:07:46,467 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1169 transitions. [2018-11-18 09:07:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 09:07:46,471 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:46,471 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:46,471 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:46,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:46,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1771723, now seen corresponding path program 1 times [2018-11-18 09:07:46,472 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:46,472 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:46,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:46,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:46,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:46,571 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:46,571 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 09:07:46,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:07:46,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:07:46,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:07:46,572 INFO L87 Difference]: Start difference. First operand 801 states and 1169 transitions. Second operand 6 states. [2018-11-18 09:07:47,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:47,094 INFO L93 Difference]: Finished difference Result 2381 states and 3621 transitions. [2018-11-18 09:07:47,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 09:07:47,095 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 178 [2018-11-18 09:07:47,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:47,099 INFO L225 Difference]: With dead ends: 2381 [2018-11-18 09:07:47,099 INFO L226 Difference]: Without dead ends: 1586 [2018-11-18 09:07:47,102 INFO L604 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 [2018-11-18 09:07:47,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2018-11-18 09:07:47,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1558. [2018-11-18 09:07:47,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1558 states. [2018-11-18 09:07:47,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2225 transitions. [2018-11-18 09:07:47,139 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2225 transitions. Word has length 178 [2018-11-18 09:07:47,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:47,140 INFO L480 AbstractCegarLoop]: Abstraction has 1558 states and 2225 transitions. [2018-11-18 09:07:47,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:07:47,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2225 transitions. [2018-11-18 09:07:47,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 09:07:47,144 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:47,144 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:47,145 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:47,145 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:47,145 INFO L82 PathProgramCache]: Analyzing trace with hash 161380030, now seen corresponding path program 1 times [2018-11-18 09:07:47,145 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:47,145 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:47,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:47,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:47,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:47,273 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:47,273 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:07:47,273 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/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 [2018-11-18 09:07:47,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:47,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:07:47,402 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 09:07:47,428 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 09:07:47,428 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2018-11-18 09:07:47,428 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 09:07:47,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 09:07:47,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-18 09:07:47,429 INFO L87 Difference]: Start difference. First operand 1558 states and 2225 transitions. Second operand 8 states. [2018-11-18 09:07:49,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:49,151 INFO L93 Difference]: Finished difference Result 6944 states and 10873 transitions. [2018-11-18 09:07:49,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 09:07:49,154 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 184 [2018-11-18 09:07:49,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:49,181 INFO L225 Difference]: With dead ends: 6944 [2018-11-18 09:07:49,181 INFO L226 Difference]: Without dead ends: 5392 [2018-11-18 09:07:49,195 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 193 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2018-11-18 09:07:49,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2018-11-18 09:07:49,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 5341. [2018-11-18 09:07:49,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5341 states. [2018-11-18 09:07:49,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5341 states to 5341 states and 7131 transitions. [2018-11-18 09:07:49,331 INFO L78 Accepts]: Start accepts. Automaton has 5341 states and 7131 transitions. Word has length 184 [2018-11-18 09:07:49,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:49,331 INFO L480 AbstractCegarLoop]: Abstraction has 5341 states and 7131 transitions. [2018-11-18 09:07:49,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 09:07:49,332 INFO L276 IsEmpty]: Start isEmpty. Operand 5341 states and 7131 transitions. [2018-11-18 09:07:49,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 09:07:49,349 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:49,349 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:49,349 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:49,350 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:49,350 INFO L82 PathProgramCache]: Analyzing trace with hash -1880961448, now seen corresponding path program 1 times [2018-11-18 09:07:49,350 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:49,350 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:49,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:49,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:49,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:49,575 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:49,575 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:49,575 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 09:07:49,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:07:49,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:07:49,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:07:49,576 INFO L87 Difference]: Start difference. First operand 5341 states and 7131 transitions. Second operand 6 states. [2018-11-18 09:07:50,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:50,124 INFO L93 Difference]: Finished difference Result 12756 states and 17361 transitions. [2018-11-18 09:07:50,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 09:07:50,125 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 218 [2018-11-18 09:07:50,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:50,144 INFO L225 Difference]: With dead ends: 12756 [2018-11-18 09:07:50,144 INFO L226 Difference]: Without dead ends: 7426 [2018-11-18 09:07:50,160 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:07:50,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7426 states. [2018-11-18 09:07:50,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7426 to 7389. [2018-11-18 09:07:50,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7389 states. [2018-11-18 09:07:50,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7389 states to 7389 states and 9112 transitions. [2018-11-18 09:07:50,269 INFO L78 Accepts]: Start accepts. Automaton has 7389 states and 9112 transitions. Word has length 218 [2018-11-18 09:07:50,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:50,269 INFO L480 AbstractCegarLoop]: Abstraction has 7389 states and 9112 transitions. [2018-11-18 09:07:50,269 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:07:50,269 INFO L276 IsEmpty]: Start isEmpty. Operand 7389 states and 9112 transitions. [2018-11-18 09:07:50,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:07:50,281 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:50,281 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:50,281 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:50,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:50,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1111459177, now seen corresponding path program 1 times [2018-11-18 09:07:50,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:50,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:50,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:50,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:50,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:50,428 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 120 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:50,428 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:07:50,428 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/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 [2018-11-18 09:07:50,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:50,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:07:50,590 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 09:07:50,609 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:07:50,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5] total 15 [2018-11-18 09:07:50,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 09:07:50,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 09:07:50,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2018-11-18 09:07:50,610 INFO L87 Difference]: Start difference. First operand 7389 states and 9112 transitions. Second operand 15 states. [2018-11-18 09:07:52,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:52,110 INFO L93 Difference]: Finished difference Result 18233 states and 24177 transitions. [2018-11-18 09:07:52,110 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 09:07:52,111 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 255 [2018-11-18 09:07:52,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:52,127 INFO L225 Difference]: With dead ends: 18233 [2018-11-18 09:07:52,127 INFO L226 Difference]: Without dead ends: 6182 [2018-11-18 09:07:52,155 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 265 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=215, Invalid=541, Unknown=0, NotChecked=0, Total=756 [2018-11-18 09:07:52,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6182 states. [2018-11-18 09:07:52,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6182 to 5826. [2018-11-18 09:07:52,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5826 states. [2018-11-18 09:07:52,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5826 states to 5826 states and 7234 transitions. [2018-11-18 09:07:52,249 INFO L78 Accepts]: Start accepts. Automaton has 5826 states and 7234 transitions. Word has length 255 [2018-11-18 09:07:52,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:52,249 INFO L480 AbstractCegarLoop]: Abstraction has 5826 states and 7234 transitions. [2018-11-18 09:07:52,249 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 09:07:52,250 INFO L276 IsEmpty]: Start isEmpty. Operand 5826 states and 7234 transitions. [2018-11-18 09:07:52,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-18 09:07:52,262 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:52,262 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:52,262 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:52,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:52,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1598158383, now seen corresponding path program 1 times [2018-11-18 09:07:52,263 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:52,263 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:52,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:52,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:52,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 116 proven. 9 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 09:07:52,324 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:07:52,325 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:07:52,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:52,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:07:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-18 09:07:52,528 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 09:07:52,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-18 09:07:52,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 09:07:52,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 09:07:52,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:07:52,529 INFO L87 Difference]: Start difference. First operand 5826 states and 7234 transitions. Second operand 9 states. [2018-11-18 09:07:53,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:53,684 INFO L93 Difference]: Finished difference Result 10277 states and 13033 transitions. [2018-11-18 09:07:53,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-18 09:07:53,686 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 261 [2018-11-18 09:07:53,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:53,713 INFO L225 Difference]: With dead ends: 10277 [2018-11-18 09:07:53,713 INFO L226 Difference]: Without dead ends: 4140 [2018-11-18 09:07:53,730 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=219, Invalid=903, Unknown=0, NotChecked=0, Total=1122 [2018-11-18 09:07:53,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4140 states. [2018-11-18 09:07:53,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4140 to 3542. [2018-11-18 09:07:53,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3542 states. [2018-11-18 09:07:53,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 3542 states and 3987 transitions. [2018-11-18 09:07:53,819 INFO L78 Accepts]: Start accepts. Automaton has 3542 states and 3987 transitions. Word has length 261 [2018-11-18 09:07:53,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:53,820 INFO L480 AbstractCegarLoop]: Abstraction has 3542 states and 3987 transitions. [2018-11-18 09:07:53,820 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 09:07:53,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3542 states and 3987 transitions. [2018-11-18 09:07:53,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-18 09:07:53,828 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:53,828 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:53,828 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:53,828 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:53,828 INFO L82 PathProgramCache]: Analyzing trace with hash 641913708, now seen corresponding path program 1 times [2018-11-18 09:07:53,829 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:53,829 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:53,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:53,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:53,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:54,051 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 253 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:54,052 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:07:54,052 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:07:54,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:54,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:07:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 251 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 09:07:54,242 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:07:54,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2018-11-18 09:07:54,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 09:07:54,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 09:07:54,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:07:54,243 INFO L87 Difference]: Start difference. First operand 3542 states and 3987 transitions. Second operand 13 states. [2018-11-18 09:07:55,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:55,962 INFO L93 Difference]: Finished difference Result 6563 states and 7518 transitions. [2018-11-18 09:07:55,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-11-18 09:07:55,963 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 313 [2018-11-18 09:07:55,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:55,963 INFO L225 Difference]: With dead ends: 6563 [2018-11-18 09:07:55,963 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:07:55,976 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=261, Invalid=929, Unknown=0, NotChecked=0, Total=1190 [2018-11-18 09:07:55,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:07:55,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:07:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:07:55,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:07:55,977 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 313 [2018-11-18 09:07:55,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:55,977 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:07:55,977 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 09:07:55,977 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:07:55,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:07:55,981 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:07:56,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,749 WARN L180 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 160 [2018-11-18 09:07:56,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:56,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:57,181 WARN L180 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 160 [2018-11-18 09:07:58,351 WARN L180 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 206 DAG size of output: 94 [2018-11-18 09:07:59,028 WARN L180 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 79 [2018-11-18 09:07:59,666 WARN L180 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 79 [2018-11-18 09:07:59,667 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 09:07:59,668 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-18 09:07:59,669 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,670 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,671 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-18 09:07:59,672 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-18 09:07:59,673 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,674 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,675 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,676 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-18 09:07:59,677 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,678 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,678 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,678 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse4 (not (= ~a11~0 1))) (.cse5 (= 1 |old(~a25~0)|)) (.cse21 (= 10 |old(~a28~0)|)) (.cse28 (= ~a17~0 |old(~a17~0)|)) (.cse29 (= ~a19~0 |old(~a19~0)|)) (.cse30 (= ~a25~0 |old(~a25~0)|)) (.cse9 (= 1 |old(~a19~0)|)) (.cse27 (= |old(~a28~0)| ~a28~0)) (.cse26 (= 7 ~a17~0)) (.cse17 (= |old(~a25~0)| ~a25~0)) (.cse1 (= 1 |old(~a11~0)|))) (let ((.cse14 (= 8 ~a17~0)) (.cse10 (not (= 7 |old(~a28~0)|))) (.cse16 (not .cse1)) (.cse12 (= 7 ~a28~0)) (.cse13 (= 1 ~a11~0)) (.cse15 (= 1 ~a19~0)) (.cse3 (= 9 |old(~a28~0)|)) (.cse23 (= 11 |old(~a28~0)|)) (.cse25 (and .cse27 (= |old(~a19~0)| ~a19~0) .cse26 .cse17)) (.cse2 (= |old(~a17~0)| |old(~a28~0)|)) (.cse6 (not (= 7 |old(~a17~0)|))) (.cse7 (not .cse9)) (.cse11 (not (= 8 |old(~a17~0)|))) (.cse24 (and .cse27 .cse28 .cse29 .cse30)) (.cse0 (not (= 1 ~a21~0))) (.cse18 (not .cse21)) (.cse19 (not .cse5)) (.cse8 (not (= |old(~a17~0)| 8))) (.cse22 (< 0 |old(~a19~0)|)) (.cse20 (and .cse4 .cse27 .cse28 .cse29 .cse30))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse4 .cse1 .cse7 .cse2 .cse8) (or .cse9 .cse0 .cse10 .cse11 (and .cse12 (not (= ~a25~0 1)) .cse13 .cse14 (not .cse15)) .cse16 .cse5) (or (and .cse13 .cse14 .cse15 .cse17 (= 10 ~a28~0)) .cse0 .cse18 .cse19 .cse7 .cse11 .cse16) (or .cse20 (or .cse0 .cse1 .cse21 .cse2 .cse3 .cse8 .cse22 .cse23)) (or .cse0 .cse1 .cse20 .cse7 .cse21 .cse2 .cse3 .cse23 .cse5) (or .cse0 .cse1 .cse21 .cse3 .cse8 .cse22 .cse23 .cse5 .cse20) (or .cse0 .cse24 .cse7 .cse21 .cse2 .cse8 .cse23 .cse5) (or .cse0 .cse21 .cse2 .cse3 .cse25 .cse23 .cse5 .cse6) (or .cse25 .cse9 .cse0 .cse21 .cse2 .cse23 .cse6) (or .cse0 .cse19 .cse7 .cse11 (and .cse13 (= 1 ~a25~0) (= 9 ~a28~0) .cse14 .cse15) (not .cse3) .cse16) (or .cse24 .cse0 .cse1 .cse7 .cse2 .cse8) (or .cse0 .cse10 .cse19 .cse7 .cse16 (and .cse12 .cse13 .cse26 .cse15 .cse17) .cse6) (or .cse0 .cse1 .cse2 .cse25 .cse3 .cse5 .cse6) (or (or .cse0 .cse1 .cse19 .cse7 .cse8) (and (and .cse4 .cse27 .cse28 .cse29) .cse30)) (or .cse9 .cse0 .cse1 .cse21 .cse2 .cse4 .cse23 .cse6) (or .cse9 .cse0 .cse25 .cse2 .cse5 .cse6) (or .cse0 .cse7 .cse11 (not (= |old(~a28~0)| 7)) .cse24) (or .cse0 .cse1 .cse18 .cse19 .cse8 .cse22 .cse20)))) [2018-11-18 09:07:59,678 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,678 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,678 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,678 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-18 09:07:59,678 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 592) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,679 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-18 09:07:59,680 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 09:07:59,681 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:07:59,682 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 ~a17~0)) (not (= 11 ~a28~0)) (not (= ~a25~0 1)) (= ~a19~0 1) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9)) (not (= ~a28~0 10))) [2018-11-18 09:07:59,682 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:07:59,682 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:07:59,683 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (and (not (= ~a11~0 1)) (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (= 10 |old(~a28~0)|) (= |old(~a17~0)| |old(~a28~0)|) (= 9 |old(~a28~0)|) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2018-11-18 09:07:59,683 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-18 09:07:59,683 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse2 (= ~a19~0 1))) (let ((.cse4 (not .cse2)) (.cse11 (= 7 ~a28~0)) (.cse12 (= 1 ~a11~0)) (.cse15 (= 8 ~a17~0)) (.cse14 (= 1 ~a19~0)) (.cse0 (= |old(~a28~0)| ~a28~0)) (.cse1 (= ~a17~0 |old(~a17~0)|)) (.cse16 (<= ~a19~0 0)) (.cse13 (= 1 ~a25~0)) (.cse19 (= 10 ~a28~0)) (.cse9 (= |old(~a17~0)| ~a17~0)) (.cse17 (not (= ~a11~0 1))) (.cse3 (= |old(~a17~0)| 8)) (.cse5 (not (= ~a28~0 ~a17~0))) (.cse8 (not (= 11 ~a28~0))) (.cse6 (not (= ~a25~0 1))) (.cse7 (= 7 ~a17~0)) (.cse18 (not (= ~a28~0 9))) (.cse10 (not (= ~a28~0 10)))) (or (not (= 1 ~a21~0)) (and .cse0 (= |old(~a28~0)| 7) .cse1 .cse2 (= 8 |old(~a17~0)|)) (and .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse3 .cse5 .cse8 .cse6 .cse9 .cse2 .cse10) (and .cse11 .cse12 .cse7 .cse13 .cse14) (= 10 |old(~a28~0)|) (and .cse12 .cse13 (= 9 ~a28~0) .cse15 .cse14) (= 9 |old(~a28~0)|) (and .cse3 .cse16 .cse8 .cse6 .cse9 .cse17 .cse18 .cse10) (and .cse3 .cse4 .cse5 .cse8 .cse7 .cse10) (not (= 1 |old(~a19~0)|)) (and .cse12 .cse13 .cse15 .cse14 .cse19) (and .cse3 .cse5 .cse6 .cse7 .cse17 .cse18) (and .cse3 .cse16 .cse5 .cse8 .cse9 .cse17 .cse18 .cse10) (and .cse11 .cse6 .cse12 .cse15 (not .cse14)) (and .cse3 .cse9 .cse13 .cse2 .cse17) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse17 .cse0 .cse1 (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (and .cse0 .cse1 .cse6 .cse7 .cse17 (<= 1 ~a19~0)) (= |old(~a17~0)| |old(~a28~0)|) (and .cse3 .cse16 .cse9 .cse13 .cse19 .cse17) (and .cse3 .cse5 .cse9 .cse2 .cse17) (and .cse3 .cse5 .cse8 .cse6 .cse7 .cse18 .cse10)))) [2018-11-18 09:07:59,683 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-18 09:07:59,683 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-18 09:07:59,683 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse2 (= ~a19~0 1))) (let ((.cse4 (not .cse2)) (.cse11 (= 7 ~a28~0)) (.cse12 (= 1 ~a11~0)) (.cse15 (= 8 ~a17~0)) (.cse14 (= 1 ~a19~0)) (.cse0 (= |old(~a28~0)| ~a28~0)) (.cse1 (= ~a17~0 |old(~a17~0)|)) (.cse16 (<= ~a19~0 0)) (.cse13 (= 1 ~a25~0)) (.cse19 (= 10 ~a28~0)) (.cse9 (= |old(~a17~0)| ~a17~0)) (.cse17 (not (= ~a11~0 1))) (.cse3 (= |old(~a17~0)| 8)) (.cse5 (not (= ~a28~0 ~a17~0))) (.cse8 (not (= 11 ~a28~0))) (.cse6 (not (= ~a25~0 1))) (.cse7 (= 7 ~a17~0)) (.cse18 (not (= ~a28~0 9))) (.cse10 (not (= ~a28~0 10)))) (or (not (= 1 ~a21~0)) (and .cse0 (= |old(~a28~0)| 7) .cse1 .cse2 (= 8 |old(~a17~0)|)) (and .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse3 .cse5 .cse8 .cse6 .cse9 .cse2 .cse10) (and .cse11 .cse12 .cse7 .cse13 .cse14) (= 10 |old(~a28~0)|) (and .cse12 .cse13 (= 9 ~a28~0) .cse15 .cse14) (= 9 |old(~a28~0)|) (and .cse3 .cse16 .cse8 .cse6 .cse9 .cse17 .cse18 .cse10) (and .cse3 .cse4 .cse5 .cse8 .cse7 .cse10) (not (= 1 |old(~a19~0)|)) (and .cse12 .cse13 .cse15 .cse14 .cse19) (and .cse3 .cse5 .cse6 .cse7 .cse17 .cse18) (and .cse3 .cse16 .cse5 .cse8 .cse9 .cse17 .cse18 .cse10) (and .cse11 .cse6 .cse12 .cse15 (not .cse14)) (and .cse3 .cse9 .cse13 .cse2 .cse17) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse17 .cse0 .cse1 (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (and .cse0 .cse1 .cse6 .cse7 .cse17 (<= 1 ~a19~0)) (= |old(~a17~0)| |old(~a28~0)|) (and .cse3 .cse16 .cse9 .cse13 .cse19 .cse17) (and .cse3 .cse5 .cse9 .cse2 .cse17) (and .cse3 .cse5 .cse8 .cse6 .cse7 .cse18 .cse10)))) [2018-11-18 09:07:59,683 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-18 09:07:59,684 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-18 09:07:59,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:07:59 BoogieIcfgContainer [2018-11-18 09:07:59,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:07:59,702 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:07:59,702 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:07:59,702 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:07:59,703 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:07:41" (3/4) ... [2018-11-18 09:07:59,706 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:07:59,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:07:59,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 09:07:59,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:07:59,723 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 09:07:59,723 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 09:07:59,747 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((!(1 == a21) || ((((\old(a28) == a28 && \old(a28) == 7) && a17 == \old(a17)) && a19 == 1) && 8 == \old(a17))) || ((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(a25 == 1)) && 7 == a17)) || ((((((\old(a17) == 8 && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && a19 == 1) && !(a28 == 10))) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 10 == \old(a28)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || 9 == \old(a28)) || (((((((\old(a17) == 8 && a19 <= 0) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || (((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(11 == a28)) && 7 == a17) && !(a28 == 10))) || !(1 == \old(a19))) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || (((((\old(a17) == 8 && !(a28 == a17)) && !(a25 == 1)) && 7 == a17) && !(a11 == 1)) && !(a28 == 9))) || (((((((\old(a17) == 8 && a19 <= 0) && !(a28 == a17)) && !(11 == a28)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || ((((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && a19 == 1) && !(a11 == 1))) || 11 == \old(a28)) || 1 == \old(a25)) || 1 == \old(a11)) || ((((!(a11 == 1) && \old(a28) == a28) && a17 == \old(a17)) && a19 == \old(a19)) && a25 == \old(a25))) || (((((\old(a28) == a28 && a17 == \old(a17)) && !(a25 == 1)) && 7 == a17) && !(a11 == 1)) && 1 <= a19)) || \old(a17) == \old(a28)) || (((((\old(a17) == 8 && a19 <= 0) && \old(a17) == a17) && 1 == a25) && 10 == a28) && !(a11 == 1))) || ((((\old(a17) == 8 && !(a28 == a17)) && \old(a17) == a17) && a19 == 1) && !(a11 == 1))) || ((((((\old(a17) == 8 && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && 7 == a17) && !(a28 == 9)) && !(a28 == 10)) [2018-11-18 09:07:59,809 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_142e7fbf-adac-4f0a-bee1-8e0003307279/bin-2019/uautomizer/witness.graphml [2018-11-18 09:07:59,809 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:07:59,809 INFO L168 Benchmark]: Toolchain (without parser) took 19514.33 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 690.0 MB). Free memory was 953.9 MB in the beginning and 1.2 GB in the end (delta: -275.5 MB). Peak memory consumption was 414.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:59,810 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:07:59,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.22 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 919.0 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:59,810 INFO L168 Benchmark]: Boogie Preprocessor took 112.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -215.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:59,810 INFO L168 Benchmark]: RCFGBuilder took 909.25 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: 106.1 MB). Peak memory consumption was 106.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:59,811 INFO L168 Benchmark]: TraceAbstraction took 18018.06 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 546.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -218.2 MB). Peak memory consumption was 729.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:59,811 INFO L168 Benchmark]: Witness Printer took 106.70 ms. Allocated memory is still 1.7 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:59,812 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.22 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 919.0 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -215.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 909.25 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: 106.1 MB). Peak memory consumption was 106.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 18018.06 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 546.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -218.2 MB). Peak memory consumption was 729.9 MB. Max. memory is 11.5 GB. * Witness Printer took 106.70 ms. Allocated memory is still 1.7 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 592]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((!(1 == a21) || ((((\old(a28) == a28 && \old(a28) == 7) && a17 == \old(a17)) && a19 == 1) && 8 == \old(a17))) || ((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(a25 == 1)) && 7 == a17)) || ((((((\old(a17) == 8 && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && a19 == 1) && !(a28 == 10))) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 10 == \old(a28)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || 9 == \old(a28)) || (((((((\old(a17) == 8 && a19 <= 0) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || (((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(11 == a28)) && 7 == a17) && !(a28 == 10))) || !(1 == \old(a19))) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || (((((\old(a17) == 8 && !(a28 == a17)) && !(a25 == 1)) && 7 == a17) && !(a11 == 1)) && !(a28 == 9))) || (((((((\old(a17) == 8 && a19 <= 0) && !(a28 == a17)) && !(11 == a28)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || ((((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && a19 == 1) && !(a11 == 1))) || 11 == \old(a28)) || 1 == \old(a25)) || 1 == \old(a11)) || ((((!(a11 == 1) && \old(a28) == a28) && a17 == \old(a17)) && a19 == \old(a19)) && a25 == \old(a25))) || (((((\old(a28) == a28 && a17 == \old(a17)) && !(a25 == 1)) && 7 == a17) && !(a11 == 1)) && 1 <= a19)) || \old(a17) == \old(a28)) || (((((\old(a17) == 8 && a19 <= 0) && \old(a17) == a17) && 1 == a25) && 10 == a28) && !(a11 == 1))) || ((((\old(a17) == 8 && !(a28 == a17)) && \old(a17) == a17) && a19 == 1) && !(a11 == 1))) || ((((((\old(a17) == 8 && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && 7 == a17) && !(a28 == 9)) && !(a28 == 10)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 17.9s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 10.7s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1342 SDtfs, 11509 SDslu, 1849 SDs, 0 SdLazy, 17553 SolverSat, 2744 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1245 GetRequests, 1096 SyntacticMatches, 10 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 751 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7389occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 1082 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 441 PreInvPairs, 751 NumberOfFragments, 1541 HoareAnnotationTreeSize, 441 FomulaSimplifications, 25922 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9917 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 3403 NumberOfCodeBlocks, 3403 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3387 ConstructedInterpolants, 0 QuantifiedInterpolants, 3018275 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2173 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 1356/1450 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...