./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label13_true-unreach-call.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_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label13_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/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 c02679de872b8968623da7b5a7e12653047a8c34 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 08:49:21,298 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:49:21,299 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:49:21,307 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:49:21,307 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:49:21,308 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:49:21,308 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:49:21,310 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:49:21,311 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:49:21,311 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:49:21,312 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:49:21,312 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:49:21,313 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:49:21,313 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:49:21,314 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:49:21,315 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:49:21,315 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:49:21,317 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:49:21,318 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:49:21,319 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:49:21,320 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:49:21,320 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:49:21,322 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:49:21,322 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:49:21,322 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:49:21,323 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:49:21,324 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:49:21,324 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:49:21,325 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:49:21,326 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:49:21,326 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:49:21,326 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:49:21,326 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:49:21,327 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:49:21,327 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:49:21,328 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:49:21,328 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 08:49:21,338 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:49:21,338 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:49:21,339 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:49:21,339 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:49:21,339 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:49:21,340 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:49:21,340 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 08:49:21,340 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:49:21,340 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:49:21,340 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:49:21,340 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:49:21,340 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:49:21,341 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:49:21,341 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:49:21,341 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:49:21,341 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:49:21,341 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:49:21,341 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:49:21,341 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:49:21,342 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:49:21,342 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 08:49:21,342 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:49:21,342 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 08:49:21,342 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:49:21,342 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:49:21,342 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:49:21,343 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:49:21,343 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 08:49:21,343 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:49:21,343 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:49:21,343 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_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/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 -> c02679de872b8968623da7b5a7e12653047a8c34 [2018-11-18 08:49:21,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:49:21,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:49:21,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:49:21,376 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:49:21,376 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:49:21,377 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label13_true-unreach-call.c [2018-11-18 08:49:21,415 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/data/2761e5ff1/abe21e71cfc34eab8eb7651ad8230bb5/FLAG66ae405a0 [2018-11-18 08:49:21,797 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:49:21,798 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/sv-benchmarks/c/eca-rers2012/Problem10_label13_true-unreach-call.c [2018-11-18 08:49:21,807 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/data/2761e5ff1/abe21e71cfc34eab8eb7651ad8230bb5/FLAG66ae405a0 [2018-11-18 08:49:22,176 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/data/2761e5ff1/abe21e71cfc34eab8eb7651ad8230bb5 [2018-11-18 08:49:22,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:49:22,179 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 08:49:22,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:49:22,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:49:22,183 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:49:22,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:49:22" (1/1) ... [2018-11-18 08:49:22,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6180e9b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22, skipping insertion in model container [2018-11-18 08:49:22,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:49:22" (1/1) ... [2018-11-18 08:49:22,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:49:22,230 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:49:22,461 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:49:22,465 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:49:22,539 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:49:22,552 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:49:22,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22 WrapperNode [2018-11-18 08:49:22,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:49:22,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:49:22,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:49:22,553 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:49:22,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22" (1/1) ... [2018-11-18 08:49:22,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22" (1/1) ... [2018-11-18 08:49:22,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22" (1/1) ... [2018-11-18 08:49:22,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22" (1/1) ... [2018-11-18 08:49:22,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22" (1/1) ... [2018-11-18 08:49:22,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22" (1/1) ... [2018-11-18 08:49:22,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22" (1/1) ... [2018-11-18 08:49:22,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:49:22,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:49:22,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:49:22,666 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:49:22,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/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 08:49:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 08:49:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:49:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 08:49:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 08:49:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 08:49:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 08:49:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 08:49:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 08:49:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 08:49:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 08:49:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:49:23,613 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:49:23,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:49:23 BoogieIcfgContainer [2018-11-18 08:49:23,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:49:23,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 08:49:23,615 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 08:49:23,617 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 08:49:23,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:49:22" (1/3) ... [2018-11-18 08:49:23,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@700b3851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:49:23, skipping insertion in model container [2018-11-18 08:49:23,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:22" (2/3) ... [2018-11-18 08:49:23,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@700b3851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:49:23, skipping insertion in model container [2018-11-18 08:49:23,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:49:23" (3/3) ... [2018-11-18 08:49:23,620 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label13_true-unreach-call.c [2018-11-18 08:49:23,627 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 08:49:23,633 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 08:49:23,643 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 08:49:23,666 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 08:49:23,667 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 08:49:23,667 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 08:49:23,667 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 08:49:23,667 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 08:49:23,667 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 08:49:23,667 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 08:49:23,667 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 08:49:23,667 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 08:49:23,687 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-18 08:49:23,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 08:49:23,693 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:49:23,694 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] [2018-11-18 08:49:23,695 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:49:23,699 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:49:23,699 INFO L82 PathProgramCache]: Analyzing trace with hash -1833590460, now seen corresponding path program 1 times [2018-11-18 08:49:23,700 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:49:23,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:49:23,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:23,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:23,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:23,929 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 08:49:23,931 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:49:23,931 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:49:23,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:49:23,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:49:23,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:49:23,945 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-11-18 08:49:24,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:49:24,667 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-11-18 08:49:24,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:49:24,668 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2018-11-18 08:49:24,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:49:24,679 INFO L225 Difference]: With dead ends: 574 [2018-11-18 08:49:24,680 INFO L226 Difference]: Without dead ends: 356 [2018-11-18 08:49:24,685 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 08:49:24,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-11-18 08:49:24,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-11-18 08:49:24,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-18 08:49:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 609 transitions. [2018-11-18 08:49:24,734 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 609 transitions. Word has length 62 [2018-11-18 08:49:24,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:49:24,734 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 609 transitions. [2018-11-18 08:49:24,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:49:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 609 transitions. [2018-11-18 08:49:24,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 08:49:24,741 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:49:24,741 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:49:24,741 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:49:24,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:49:24,742 INFO L82 PathProgramCache]: Analyzing trace with hash -1187218136, now seen corresponding path program 1 times [2018-11-18 08:49:24,742 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:49:24,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:49:24,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:24,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:24,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:24,961 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:24,961 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:49:24,961 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 08:49:24,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 08:49:24,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 08:49:24,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:49:24,965 INFO L87 Difference]: Start difference. First operand 356 states and 609 transitions. Second operand 5 states. [2018-11-18 08:49:25,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:49:25,969 INFO L93 Difference]: Finished difference Result 1140 states and 2022 transitions. [2018-11-18 08:49:25,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:49:25,972 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 182 [2018-11-18 08:49:25,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:49:25,976 INFO L225 Difference]: With dead ends: 1140 [2018-11-18 08:49:25,977 INFO L226 Difference]: Without dead ends: 790 [2018-11-18 08:49:25,979 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-18 08:49:25,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2018-11-18 08:49:26,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 784. [2018-11-18 08:49:26,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 784 states. [2018-11-18 08:49:26,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 784 states and 1300 transitions. [2018-11-18 08:49:26,006 INFO L78 Accepts]: Start accepts. Automaton has 784 states and 1300 transitions. Word has length 182 [2018-11-18 08:49:26,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:49:26,006 INFO L480 AbstractCegarLoop]: Abstraction has 784 states and 1300 transitions. [2018-11-18 08:49:26,006 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 08:49:26,007 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1300 transitions. [2018-11-18 08:49:26,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 08:49:26,011 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:49:26,011 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:49:26,012 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:49:26,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:49:26,012 INFO L82 PathProgramCache]: Analyzing trace with hash 853127875, now seen corresponding path program 1 times [2018-11-18 08:49:26,012 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:49:26,012 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:49:26,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:26,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:26,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:26,185 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:26,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:49:26,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 08:49:26,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 08:49:26,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 08:49:26,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 08:49:26,187 INFO L87 Difference]: Start difference. First operand 784 states and 1300 transitions. Second operand 6 states. [2018-11-18 08:49:27,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:49:27,104 INFO L93 Difference]: Finished difference Result 1975 states and 3367 transitions. [2018-11-18 08:49:27,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:49:27,104 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 189 [2018-11-18 08:49:27,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:49:27,109 INFO L225 Difference]: With dead ends: 1975 [2018-11-18 08:49:27,109 INFO L226 Difference]: Without dead ends: 1197 [2018-11-18 08:49:27,111 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 08:49:27,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1197 states. [2018-11-18 08:49:27,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1197 to 1177. [2018-11-18 08:49:27,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1177 states. [2018-11-18 08:49:27,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1177 states and 1754 transitions. [2018-11-18 08:49:27,135 INFO L78 Accepts]: Start accepts. Automaton has 1177 states and 1754 transitions. Word has length 189 [2018-11-18 08:49:27,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:49:27,135 INFO L480 AbstractCegarLoop]: Abstraction has 1177 states and 1754 transitions. [2018-11-18 08:49:27,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 08:49:27,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1754 transitions. [2018-11-18 08:49:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 08:49:27,140 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:49:27,140 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 3, 3, 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] [2018-11-18 08:49:27,140 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:49:27,140 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:49:27,140 INFO L82 PathProgramCache]: Analyzing trace with hash 751323799, now seen corresponding path program 1 times [2018-11-18 08:49:27,141 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:49:27,141 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:49:27,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:27,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:27,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:27,510 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 179 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:27,511 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:49:27,511 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/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 08:49:27,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:27,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:49:27,728 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 179 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:27,754 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 08:49:27,754 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5] total 16 [2018-11-18 08:49:27,755 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 08:49:27,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 08:49:27,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2018-11-18 08:49:27,756 INFO L87 Difference]: Start difference. First operand 1177 states and 1754 transitions. Second operand 16 states. [2018-11-18 08:49:31,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:49:31,083 INFO L93 Difference]: Finished difference Result 3810 states and 6145 transitions. [2018-11-18 08:49:31,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-11-18 08:49:31,084 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 253 [2018-11-18 08:49:31,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:49:31,094 INFO L225 Difference]: With dead ends: 3810 [2018-11-18 08:49:31,094 INFO L226 Difference]: Without dead ends: 2639 [2018-11-18 08:49:31,101 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 267 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 664 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=607, Invalid=2045, Unknown=0, NotChecked=0, Total=2652 [2018-11-18 08:49:31,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2639 states. [2018-11-18 08:49:31,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2639 to 2321. [2018-11-18 08:49:31,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2321 states. [2018-11-18 08:49:31,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 2321 states and 3108 transitions. [2018-11-18 08:49:31,153 INFO L78 Accepts]: Start accepts. Automaton has 2321 states and 3108 transitions. Word has length 253 [2018-11-18 08:49:31,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:49:31,153 INFO L480 AbstractCegarLoop]: Abstraction has 2321 states and 3108 transitions. [2018-11-18 08:49:31,153 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 08:49:31,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 3108 transitions. [2018-11-18 08:49:31,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 08:49:31,158 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:49:31,158 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:49:31,159 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:49:31,159 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:49:31,159 INFO L82 PathProgramCache]: Analyzing trace with hash 55644656, now seen corresponding path program 1 times [2018-11-18 08:49:31,159 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:49:31,159 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:49:31,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:31,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:31,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:31,295 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 188 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:31,295 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:49:31,295 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/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 08:49:31,302 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:31,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:49:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 188 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:31,516 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 08:49:31,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 08:49:31,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 08:49:31,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 08:49:31,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 08:49:31,517 INFO L87 Difference]: Start difference. First operand 2321 states and 3108 transitions. Second operand 9 states. [2018-11-18 08:49:32,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:49:32,953 INFO L93 Difference]: Finished difference Result 6950 states and 10487 transitions. [2018-11-18 08:49:32,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 08:49:32,953 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 268 [2018-11-18 08:49:32,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:49:32,963 INFO L225 Difference]: With dead ends: 6950 [2018-11-18 08:49:32,963 INFO L226 Difference]: Without dead ends: 1803 [2018-11-18 08:49:33,003 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2018-11-18 08:49:33,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1803 states. [2018-11-18 08:49:33,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1803 to 1637. [2018-11-18 08:49:33,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1637 states. [2018-11-18 08:49:33,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1637 states and 2042 transitions. [2018-11-18 08:49:33,052 INFO L78 Accepts]: Start accepts. Automaton has 1637 states and 2042 transitions. Word has length 268 [2018-11-18 08:49:33,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:49:33,052 INFO L480 AbstractCegarLoop]: Abstraction has 1637 states and 2042 transitions. [2018-11-18 08:49:33,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 08:49:33,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2042 transitions. [2018-11-18 08:49:33,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 08:49:33,058 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:49:33,059 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:49:33,059 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:49:33,059 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:49:33,059 INFO L82 PathProgramCache]: Analyzing trace with hash 377090236, now seen corresponding path program 1 times [2018-11-18 08:49:33,059 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:49:33,059 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:49:33,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:33,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:33,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 110 proven. 91 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 08:49:33,218 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:49:33,218 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/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 08:49:33,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:33,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:49:33,339 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 08:49:33,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 08:49:33,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-18 08:49:33,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 08:49:33,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 08:49:33,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 08:49:33,356 INFO L87 Difference]: Start difference. First operand 1637 states and 2042 transitions. Second operand 9 states. [2018-11-18 08:49:33,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:49:33,763 INFO L93 Difference]: Finished difference Result 2809 states and 3511 transitions. [2018-11-18 08:49:33,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 08:49:33,763 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 278 [2018-11-18 08:49:33,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:49:33,768 INFO L225 Difference]: With dead ends: 2809 [2018-11-18 08:49:33,768 INFO L226 Difference]: Without dead ends: 1478 [2018-11-18 08:49:33,771 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 280 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2018-11-18 08:49:33,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1478 states. [2018-11-18 08:49:33,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1478 to 1451. [2018-11-18 08:49:33,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1451 states. [2018-11-18 08:49:33,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1704 transitions. [2018-11-18 08:49:33,802 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1704 transitions. Word has length 278 [2018-11-18 08:49:33,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:49:33,802 INFO L480 AbstractCegarLoop]: Abstraction has 1451 states and 1704 transitions. [2018-11-18 08:49:33,802 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 08:49:33,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1704 transitions. [2018-11-18 08:49:33,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-11-18 08:49:33,809 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:49:33,809 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, 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, 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] [2018-11-18 08:49:33,810 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:49:33,810 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:49:33,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1201621420, now seen corresponding path program 1 times [2018-11-18 08:49:33,810 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:49:33,810 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:49:33,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:33,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:33,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:49:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:34,342 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 309 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:34,342 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:49:34,342 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/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 08:49:34,348 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:49:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:34,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:49:46,009 WARN L180 SmtUtils]: Spent 11.50 s on a formula simplification. DAG size of input: 90 DAG size of output: 47 [2018-11-18 08:49:46,190 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 379 proven. 2 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 08:49:46,206 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 08:49:46,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 8] total 23 [2018-11-18 08:49:46,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-18 08:49:46,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-18 08:49:46,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=437, Unknown=0, NotChecked=0, Total=506 [2018-11-18 08:49:46,208 INFO L87 Difference]: Start difference. First operand 1451 states and 1704 transitions. Second operand 23 states. [2018-11-18 08:50:04,869 WARN L180 SmtUtils]: Spent 12.18 s on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2018-11-18 08:50:19,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:50:19,971 INFO L93 Difference]: Finished difference Result 5714 states and 8664 transitions. [2018-11-18 08:50:19,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2018-11-18 08:50:19,971 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 376 [2018-11-18 08:50:19,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:50:19,972 INFO L225 Difference]: With dead ends: 5714 [2018-11-18 08:50:19,972 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 08:50:19,987 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 536 GetRequests, 390 SyntacticMatches, 3 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8123 ImplicationChecksByTransitivity, 27.1s TimeCoverageRelationStatistics Valid=2787, Invalid=18093, Unknown=0, NotChecked=0, Total=20880 [2018-11-18 08:50:19,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 08:50:19,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 08:50:19,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 08:50:19,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 08:50:19,988 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 376 [2018-11-18 08:50:19,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:50:19,988 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 08:50:19,988 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-18 08:50:19,988 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 08:50:19,989 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:50:19,993 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 08:50:20,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:50:20,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:50:20,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:50:20,457 WARN L180 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 181 [2018-11-18 08:50:20,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:50:20,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:50:20,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:50:20,675 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 181 [2018-11-18 08:50:21,026 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2018-11-18 08:50:21,392 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 44 [2018-11-18 08:50:21,729 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 44 [2018-11-18 08:50:21,731 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:50:21,731 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-18 08:50:21,731 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:50:21,731 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-18 08:50:21,731 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,731 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,731 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,731 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,731 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,731 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,731 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,732 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-18 08:50:21,733 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-18 08:50:21,734 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 08:50:21,735 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-18 08:50:21,736 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-18 08:50:21,736 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 169) no Hoare annotation was computed. [2018-11-18 08:50:21,736 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-18 08:50:21,736 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-18 08:50:21,736 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-18 08:50:21,736 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,736 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,736 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,736 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,736 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,737 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 08:50:21,738 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-18 08:50:21,739 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,740 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-18 08:50:21,741 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse6 (= ~a19~0 |old(~a19~0)|)) (.cse7 (= |old(~a10~0)| ~a10~0)) (.cse5 (= ~a1~0 |old(~a1~0)|))) (let ((.cse4 (= 1 |old(~a10~0)|)) (.cse2 (< 2 |old(~a10~0)|)) (.cse8 (< 8 |old(~a19~0)|)) (.cse0 (not (= 14 ~a4~0))) (.cse1 (not (= 0 ~a12~0))) (.cse9 (= 6 |old(~a19~0)|)) (.cse3 (and .cse6 .cse7 .cse5))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (and .cse5 .cse6 .cse7) .cse1 (not (= 9 |old(~a19~0)|))) (or .cse8 .cse0 .cse3 .cse1 (< 33 |old(~a1~0)|) .cse4) (or .cse3 .cse0 .cse1 .cse9 .cse2) (or .cse8 .cse0 .cse1 .cse9 .cse3)))) [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 08:50:21,742 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-18 08:50:21,743 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 08:50:21,744 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:50:21,745 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (<= ~a1~0 23) (<= ~a10~0 2) (= ~a12~0 0) (not (= ~a10~0 1)) (= ~a4~0 14) (= 9 ~a19~0)) [2018-11-18 08:50:21,745 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 08:50:21,746 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:50:21,746 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (and (<= ~a1~0 23) (<= |old(~a1~0)| ~a1~0) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (< 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-18 08:50:21,746 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-18 08:50:21,746 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 8)) (.cse1 (not (= ~a10~0 1))) (.cse2 (not (= ~a19~0 6))) (.cse3 (<= ~a10~0 2))) (or (and (and .cse0 .cse1) (<= ~a1~0 33)) (< |old(~a1~0)| 23) (and .cse2 .cse0) (not (= 0 ~a12~0)) (< 23 |old(~a1~0)|) (= 9 ~a19~0) (not (= 9 |old(~a19~0)|)) (= 1 |old(~a10~0)|) (not (= 14 ~a4~0)) (< 2 |old(~a10~0)|) (and .cse3 .cse1) (and .cse2 .cse3))) [2018-11-18 08:50:21,746 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-18 08:50:21,746 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-18 08:50:21,746 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-18 08:50:21,746 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 8)) (.cse1 (not (= ~a10~0 1))) (.cse2 (not (= ~a19~0 6))) (.cse3 (<= ~a10~0 2))) (or (and (and .cse0 .cse1) (<= ~a1~0 33)) (< |old(~a1~0)| 23) (and .cse2 .cse0) (not (= 0 ~a12~0)) (< 23 |old(~a1~0)|) (= 9 ~a19~0) (not (= 9 |old(~a19~0)|)) (= 1 |old(~a10~0)|) (not (= 14 ~a4~0)) (< 2 |old(~a10~0)|) (and .cse3 .cse1) (and .cse2 .cse3))) [2018-11-18 08:50:21,746 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-18 08:50:21,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:50:21 BoogieIcfgContainer [2018-11-18 08:50:21,765 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 08:50:21,766 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:50:21,766 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:50:21,766 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:50:21,766 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:49:23" (3/4) ... [2018-11-18 08:50:21,770 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:50:21,779 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 08:50:21,779 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 08:50:21,779 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 08:50:21,790 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 08:50:21,790 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 08:50:21,817 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((a19 <= 8 && !(a10 == 1)) && a1 <= 33) || \old(a1) < 23) || (!(a19 == 6) && a19 <= 8)) || !(0 == a12)) || 23 < \old(a1)) || 9 == a19) || !(9 == \old(a19))) || 1 == \old(a10)) || !(14 == a4)) || 2 < \old(a10)) || (a10 <= 2 && !(a10 == 1))) || (!(a19 == 6) && a10 <= 2) [2018-11-18 08:50:21,904 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c6afa1c1-df1e-46e9-9902-6f7333bcfd8b/bin-2019/uautomizer/witness.graphml [2018-11-18 08:50:21,904 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:50:21,905 INFO L168 Benchmark]: Toolchain (without parser) took 59726.75 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 745.0 MB). Free memory was 951.1 MB in the beginning and 1.0 GB in the end (delta: -70.8 MB). Peak memory consumption was 674.2 MB. Max. memory is 11.5 GB. [2018-11-18 08:50:21,905 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:50:21,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.05 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 08:50:21,906 INFO L168 Benchmark]: Boogie Preprocessor took 112.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 913.4 MB in the beginning and 1.1 GB in the end (delta: -218.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:50:21,906 INFO L168 Benchmark]: RCFGBuilder took 948.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. [2018-11-18 08:50:21,906 INFO L168 Benchmark]: TraceAbstraction took 58150.82 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 602.4 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -12.2 MB). Peak memory consumption was 827.6 MB. Max. memory is 11.5 GB. [2018-11-18 08:50:21,906 INFO L168 Benchmark]: Witness Printer took 138.54 ms. Allocated memory is still 1.8 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:50:21,908 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 373.05 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 913.4 MB in the beginning and 1.1 GB in the end (delta: -218.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 948.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 58150.82 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 602.4 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -12.2 MB). Peak memory consumption was 827.6 MB. Max. memory is 11.5 GB. * Witness Printer took 138.54 ms. Allocated memory is still 1.8 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 169]: 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: 582]: Loop Invariant Derived loop invariant: ((((((((((((a19 <= 8 && !(a10 == 1)) && a1 <= 33) || \old(a1) < 23) || (!(a19 == 6) && a19 <= 8)) || !(0 == a12)) || 23 < \old(a1)) || 9 == a19) || !(9 == \old(a19))) || 1 == \old(a10)) || !(14 == a4)) || 2 < \old(a10)) || (a10 <= 2 && !(a10 == 1))) || (!(a19 == 6) && a10 <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 58.0s OverallTime, 7 OverallIterations, 4 TraceHistogramMax, 41.7s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 624 SDtfs, 16392 SDslu, 1656 SDs, 0 SdLazy, 23466 SolverSat, 6031 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 22.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1459 GetRequests, 1218 SyntacticMatches, 9 SemanticMatches, 232 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8845 ImplicationChecksByTransitivity, 28.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2321occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 537 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 173 PreInvPairs, 431 NumberOfFragments, 341 HoareAnnotationTreeSize, 173 FomulaSimplifications, 37136 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 14053 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 13.2s InterpolantComputationTime, 2783 NumberOfCodeBlocks, 2783 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2772 ConstructedInterpolants, 7 QuantifiedInterpolants, 3521005 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1913 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 1909/2138 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...