./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e52247c97e0196dba144205e35fb286f9d95e245 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:19:36,127 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:19:36,128 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:19:36,135 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:19:36,135 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:19:36,136 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:19:36,136 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:19:36,137 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:19:36,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:19:36,139 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:19:36,140 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:19:36,140 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:19:36,140 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:19:36,141 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:19:36,141 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:19:36,141 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:19:36,142 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:19:36,144 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:19:36,145 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:19:36,146 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:19:36,147 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:19:36,148 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:19:36,149 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:19:36,150 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:19:36,150 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:19:36,151 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:19:36,152 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:19:36,152 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:19:36,153 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:19:36,154 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:19:36,154 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:19:36,155 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:19:36,155 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:19:36,156 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:19:36,156 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:19:36,157 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:19:36,157 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 15:19:36,166 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:19:36,166 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:19:36,166 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:19:36,167 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:19:36,167 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:19:36,167 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:19:36,167 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:19:36,167 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:19:36,168 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:19:36,168 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:19:36,168 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:19:36,168 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:19:36,168 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:19:36,168 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:19:36,168 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:19:36,169 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:19:36,169 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:19:36,169 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:19:36,169 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:19:36,169 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:19:36,169 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:19:36,169 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:19:36,169 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:19:36,170 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:19:36,170 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:19:36,170 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:19:36,170 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:19:36,170 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:19:36,170 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:19:36,170 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:19:36,170 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_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e52247c97e0196dba144205e35fb286f9d95e245 [2018-11-18 15:19:36,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:19:36,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:19:36,208 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:19:36,209 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:19:36,209 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:19:36,210 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-11-18 15:19:36,252 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/data/41696eac0/d04e544fccb24d9fa98c4193be1efbfd/FLAGd071de5d7 [2018-11-18 15:19:36,689 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:19:36,690 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-11-18 15:19:36,698 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/data/41696eac0/d04e544fccb24d9fa98c4193be1efbfd/FLAGd071de5d7 [2018-11-18 15:19:37,021 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/data/41696eac0/d04e544fccb24d9fa98c4193be1efbfd [2018-11-18 15:19:37,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:19:37,024 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:19:37,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:19:37,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:19:37,028 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:19:37,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:19:37" (1/1) ... [2018-11-18 15:19:37,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fded83f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37, skipping insertion in model container [2018-11-18 15:19:37,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:19:37" (1/1) ... [2018-11-18 15:19:37,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:19:37,082 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:19:37,356 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:19:37,360 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:19:37,453 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:19:37,468 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:19:37,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37 WrapperNode [2018-11-18 15:19:37,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:19:37,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:19:37,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:19:37,470 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:19:37,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37" (1/1) ... [2018-11-18 15:19:37,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37" (1/1) ... [2018-11-18 15:19:37,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37" (1/1) ... [2018-11-18 15:19:37,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37" (1/1) ... [2018-11-18 15:19:37,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37" (1/1) ... [2018-11-18 15:19:37,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37" (1/1) ... [2018-11-18 15:19:37,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37" (1/1) ... [2018-11-18 15:19:37,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:19:37,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:19:37,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:19:37,622 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:19:37,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/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 15:19:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:19:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:19:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 15:19:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:19:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 15:19:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:19:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 15:19:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 15:19:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:19:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:19:37,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:19:39,182 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:19:39,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:19:39 BoogieIcfgContainer [2018-11-18 15:19:39,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:19:39,184 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:19:39,184 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:19:39,186 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:19:39,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:19:37" (1/3) ... [2018-11-18 15:19:39,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77485a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:19:39, skipping insertion in model container [2018-11-18 15:19:39,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:19:37" (2/3) ... [2018-11-18 15:19:39,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77485a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:19:39, skipping insertion in model container [2018-11-18 15:19:39,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:19:39" (3/3) ... [2018-11-18 15:19:39,197 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label12_true-unreach-call_false-termination.c [2018-11-18 15:19:39,207 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:19:39,217 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:19:39,230 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:19:39,268 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:19:39,268 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:19:39,268 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:19:39,268 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:19:39,269 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:19:39,269 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:19:39,269 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:19:39,270 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:19:39,270 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:19:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-18 15:19:39,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 15:19:39,312 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:39,312 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:39,314 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:39,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:39,318 INFO L82 PathProgramCache]: Analyzing trace with hash -426831369, now seen corresponding path program 1 times [2018-11-18 15:19:39,320 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:19:39,320 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:19:39,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:39,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:39,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:39,788 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 15:19:39,792 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:39,792 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:19:39,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:19:39,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:19:39,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:19:39,808 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-18 15:19:40,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:40,468 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-11-18 15:19:40,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:19:40,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2018-11-18 15:19:40,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:40,484 INFO L225 Difference]: With dead ends: 621 [2018-11-18 15:19:40,484 INFO L226 Difference]: Without dead ends: 382 [2018-11-18 15:19:40,490 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 15:19:40,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-11-18 15:19:40,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-11-18 15:19:40,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-18 15:19:40,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-11-18 15:19:40,551 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 125 [2018-11-18 15:19:40,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:40,552 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-11-18 15:19:40,552 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:19:40,552 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-11-18 15:19:40,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 15:19:40,557 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:40,557 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:40,557 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:40,558 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:40,558 INFO L82 PathProgramCache]: Analyzing trace with hash 973432330, now seen corresponding path program 1 times [2018-11-18 15:19:40,558 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:19:40,558 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:19:40,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:40,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:40,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:40,921 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:40,922 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:40,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 15:19:40,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 15:19:40,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 15:19:40,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:19:40,924 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 5 states. [2018-11-18 15:19:41,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:41,958 INFO L93 Difference]: Finished difference Result 903 states and 1497 transitions. [2018-11-18 15:19:41,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:19:41,958 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2018-11-18 15:19:41,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:41,961 INFO L225 Difference]: With dead ends: 903 [2018-11-18 15:19:41,961 INFO L226 Difference]: Without dead ends: 381 [2018-11-18 15:19:41,964 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:19:41,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-11-18 15:19:41,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2018-11-18 15:19:41,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-18 15:19:41,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 602 transitions. [2018-11-18 15:19:41,981 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 602 transitions. Word has length 134 [2018-11-18 15:19:41,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:41,981 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 602 transitions. [2018-11-18 15:19:41,981 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 15:19:41,982 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 602 transitions. [2018-11-18 15:19:41,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 15:19:41,984 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:41,984 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:41,984 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:41,984 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:41,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1888571286, now seen corresponding path program 1 times [2018-11-18 15:19:41,985 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:19:41,985 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:19:41,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:41,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:41,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:42,208 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:42,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:42,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 15:19:42,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 15:19:42,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 15:19:42,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:19:42,209 INFO L87 Difference]: Start difference. First operand 381 states and 602 transitions. Second operand 5 states. [2018-11-18 15:19:42,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:42,919 INFO L93 Difference]: Finished difference Result 901 states and 1482 transitions. [2018-11-18 15:19:42,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:19:42,924 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2018-11-18 15:19:42,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:42,926 INFO L225 Difference]: With dead ends: 901 [2018-11-18 15:19:42,926 INFO L226 Difference]: Without dead ends: 380 [2018-11-18 15:19:42,927 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:19:42,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-18 15:19:42,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-18 15:19:42,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-18 15:19:42,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 594 transitions. [2018-11-18 15:19:42,941 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 594 transitions. Word has length 140 [2018-11-18 15:19:42,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:42,941 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 594 transitions. [2018-11-18 15:19:42,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 15:19:42,941 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 594 transitions. [2018-11-18 15:19:42,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 15:19:42,943 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:42,943 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:42,944 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:42,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:42,944 INFO L82 PathProgramCache]: Analyzing trace with hash -570889491, now seen corresponding path program 1 times [2018-11-18 15:19:42,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:19:42,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:19:42,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:42,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:42,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:43,164 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-18 15:19:43,193 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:43,193 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:43,194 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:19:43,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:19:43,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:19:43,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:19:43,195 INFO L87 Difference]: Start difference. First operand 380 states and 594 transitions. Second operand 6 states. [2018-11-18 15:19:45,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:45,218 INFO L93 Difference]: Finished difference Result 1193 states and 1942 transitions. [2018-11-18 15:19:45,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:19:45,218 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 148 [2018-11-18 15:19:45,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:45,221 INFO L225 Difference]: With dead ends: 1193 [2018-11-18 15:19:45,221 INFO L226 Difference]: Without dead ends: 819 [2018-11-18 15:19:45,223 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:19:45,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-11-18 15:19:45,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-11-18 15:19:45,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-11-18 15:19:45,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1208 transitions. [2018-11-18 15:19:45,248 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1208 transitions. Word has length 148 [2018-11-18 15:19:45,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:45,248 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 1208 transitions. [2018-11-18 15:19:45,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:19:45,248 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1208 transitions. [2018-11-18 15:19:45,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 15:19:45,252 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:45,252 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:45,252 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:45,252 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:45,252 INFO L82 PathProgramCache]: Analyzing trace with hash -489152655, now seen corresponding path program 1 times [2018-11-18 15:19:45,253 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:19:45,253 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:19:45,253 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:45,253 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:45,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:45,547 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-18 15:19:45,611 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:45,611 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:45,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 15:19:45,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 15:19:45,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 15:19:45,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:19:45,612 INFO L87 Difference]: Start difference. First operand 807 states and 1208 transitions. Second operand 5 states. [2018-11-18 15:19:46,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:46,358 INFO L93 Difference]: Finished difference Result 1753 states and 2669 transitions. [2018-11-18 15:19:46,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:19:46,372 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2018-11-18 15:19:46,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:46,375 INFO L225 Difference]: With dead ends: 1753 [2018-11-18 15:19:46,376 INFO L226 Difference]: Without dead ends: 804 [2018-11-18 15:19:46,378 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:19:46,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2018-11-18 15:19:46,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2018-11-18 15:19:46,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-11-18 15:19:46,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1190 transitions. [2018-11-18 15:19:46,400 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1190 transitions. Word has length 150 [2018-11-18 15:19:46,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:46,400 INFO L480 AbstractCegarLoop]: Abstraction has 804 states and 1190 transitions. [2018-11-18 15:19:46,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 15:19:46,400 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1190 transitions. [2018-11-18 15:19:46,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 15:19:46,403 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:46,403 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:46,404 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:46,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:46,404 INFO L82 PathProgramCache]: Analyzing trace with hash -603913227, now seen corresponding path program 1 times [2018-11-18 15:19:46,404 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:19:46,404 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:19:46,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:46,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:46,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:46,590 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:46,590 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:46,590 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 15:19:46,590 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 15:19:46,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 15:19:46,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:19:46,591 INFO L87 Difference]: Start difference. First operand 804 states and 1190 transitions. Second operand 5 states. [2018-11-18 15:19:46,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:46,993 INFO L93 Difference]: Finished difference Result 1747 states and 2630 transitions. [2018-11-18 15:19:46,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:19:46,993 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 152 [2018-11-18 15:19:46,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:46,996 INFO L225 Difference]: With dead ends: 1747 [2018-11-18 15:19:46,996 INFO L226 Difference]: Without dead ends: 801 [2018-11-18 15:19:46,998 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:19:46,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-11-18 15:19:47,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 801. [2018-11-18 15:19:47,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-11-18 15:19:47,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1169 transitions. [2018-11-18 15:19:47,014 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1169 transitions. Word has length 152 [2018-11-18 15:19:47,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:47,014 INFO L480 AbstractCegarLoop]: Abstraction has 801 states and 1169 transitions. [2018-11-18 15:19:47,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 15:19:47,015 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1169 transitions. [2018-11-18 15:19:47,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 15:19:47,017 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:47,017 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:47,017 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:47,018 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:47,018 INFO L82 PathProgramCache]: Analyzing trace with hash 931126525, now seen corresponding path program 1 times [2018-11-18 15:19:47,018 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:19:47,018 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:19:47,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:47,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:47,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:47,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:19:47,190 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:19:47,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:19:47,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:19:47,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:19:47,190 INFO L87 Difference]: Start difference. First operand 801 states and 1169 transitions. Second operand 6 states. [2018-11-18 15:19:48,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:48,624 INFO L93 Difference]: Finished difference Result 2381 states and 3621 transitions. [2018-11-18 15:19:48,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:19:48,629 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 156 [2018-11-18 15:19:48,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:48,635 INFO L225 Difference]: With dead ends: 2381 [2018-11-18 15:19:48,635 INFO L226 Difference]: Without dead ends: 1586 [2018-11-18 15:19:48,637 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:19:48,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2018-11-18 15:19:48,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1558. [2018-11-18 15:19:48,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1558 states. [2018-11-18 15:19:48,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2225 transitions. [2018-11-18 15:19:48,672 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2225 transitions. Word has length 156 [2018-11-18 15:19:48,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:48,672 INFO L480 AbstractCegarLoop]: Abstraction has 1558 states and 2225 transitions. [2018-11-18 15:19:48,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:19:48,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2225 transitions. [2018-11-18 15:19:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 15:19:48,676 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:48,676 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:48,676 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:48,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:48,676 INFO L82 PathProgramCache]: Analyzing trace with hash -1732925114, now seen corresponding path program 1 times [2018-11-18 15:19:48,676 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:19:48,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:19:48,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:48,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:48,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:48,840 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:19:48,840 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:19:48,841 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/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 15:19:48,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:48,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:48,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:19:49,013 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 15:19:49,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:19:49,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-11-18 15:19:49,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 15:19:49,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 15:19:49,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:19:49,041 INFO L87 Difference]: Start difference. First operand 1558 states and 2225 transitions. Second operand 9 states. [2018-11-18 15:19:51,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:51,477 INFO L93 Difference]: Finished difference Result 8283 states and 12640 transitions. [2018-11-18 15:19:51,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-18 15:19:51,477 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 162 [2018-11-18 15:19:51,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:51,507 INFO L225 Difference]: With dead ends: 8283 [2018-11-18 15:19:51,507 INFO L226 Difference]: Without dead ends: 6731 [2018-11-18 15:19:51,522 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 181 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=240, Invalid=516, Unknown=0, NotChecked=0, Total=756 [2018-11-18 15:19:51,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6731 states. [2018-11-18 15:19:51,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6731 to 6698. [2018-11-18 15:19:51,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6698 states. [2018-11-18 15:19:51,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6698 states to 6698 states and 8954 transitions. [2018-11-18 15:19:51,739 INFO L78 Accepts]: Start accepts. Automaton has 6698 states and 8954 transitions. Word has length 162 [2018-11-18 15:19:51,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:51,739 INFO L480 AbstractCegarLoop]: Abstraction has 6698 states and 8954 transitions. [2018-11-18 15:19:51,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 15:19:51,739 INFO L276 IsEmpty]: Start isEmpty. Operand 6698 states and 8954 transitions. [2018-11-18 15:19:51,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 15:19:51,757 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:19:51,757 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, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:19:51,758 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:19:51,758 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:19:51,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1881629473, now seen corresponding path program 1 times [2018-11-18 15:19:51,758 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:19:51,758 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:19:51,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:51,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:51,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:19:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:52,211 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 139 proven. 30 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 15:19:52,211 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:19:52,211 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/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 15:19:52,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:19:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:19:52,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:19:52,568 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 172 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 15:19:52,599 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 15:19:52,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 15:19:52,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 15:19:52,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 15:19:52,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:19:52,600 INFO L87 Difference]: Start difference. First operand 6698 states and 8954 transitions. Second operand 9 states. [2018-11-18 15:19:53,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:19:53,987 INFO L93 Difference]: Finished difference Result 14987 states and 20504 transitions. [2018-11-18 15:19:53,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 15:19:53,988 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 239 [2018-11-18 15:19:53,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:19:53,988 INFO L225 Difference]: With dead ends: 14987 [2018-11-18 15:19:53,988 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:19:54,018 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2018-11-18 15:19:54,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:19:54,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:19:54,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:19:54,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:19:54,019 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 239 [2018-11-18 15:19:54,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:19:54,019 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:19:54,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 15:19:54,019 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:19:54,019 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:19:54,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:19:54,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:19:54,556 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-11-18 15:19:54,951 WARN L180 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 32 [2018-11-18 15:19:55,793 WARN L180 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 68 [2018-11-18 15:19:56,191 WARN L180 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 65 [2018-11-18 15:19:56,666 WARN L180 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 65 [2018-11-18 15:19:56,668 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:19:56,668 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|)) [2018-11-18 15:19:56,668 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:19:56,668 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,668 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,668 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,668 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,668 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,668 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-18 15:19:56,668 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,669 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-18 15:19:56,670 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-18 15:19:56,671 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-18 15:19:56,672 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-18 15:19:56,673 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-18 15:19:56,674 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-18 15:19:56,675 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-18 15:19:56,676 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-18 15:19:56,677 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,678 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,679 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse17 (= |old(~a28~0)| ~a28~0)) (.cse18 (= |old(~a17~0)| ~a17~0)) (.cse19 (= |old(~a25~0)| ~a25~0)) (.cse20 (= ~a19~0 |old(~a19~0)|)) (.cse11 (not (= ~a11~0 1))) (.cse16 (= 1 |old(~a19~0)|)) (.cse8 (= 1 |old(~a11~0)|)) (.cse14 (= 1 |old(~a25~0)|))) (let ((.cse1 (not .cse14)) (.cse7 (not (= 7 |old(~a28~0)|))) (.cse3 (not (= 8 |old(~a17~0)|))) (.cse4 (= 1 ~a11~0)) (.cse6 (not .cse8)) (.cse2 (not .cse16)) (.cse13 (and .cse17 .cse18 .cse19 .cse20 .cse11)) (.cse5 (= 9 |old(~a28~0)|)) (.cse12 (not (= |old(~a17~0)| 8))) (.cse0 (not (= 1 ~a21~0))) (.cse15 (and .cse17 .cse18 .cse19 .cse20)) (.cse9 (= 8 |old(~a28~0)|)) (.cse10 (< 7 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not .cse5) .cse6) (or .cse4 .cse0 (not (= 10 |old(~a28~0)|)) .cse1 .cse2 .cse3 .cse6) (or .cse0 .cse7 .cse1 .cse2 .cse6 .cse4 (not (= 7 |old(~a17~0)|))) (or .cse0 .cse8 .cse9 .cse10 .cse11) (or .cse0 .cse8 .cse5 .cse12 .cse13 .cse14) (or .cse0 .cse2 .cse9 .cse12 .cse15) (or (= 10 |old(~a17~0)|) .cse0 .cse8 .cse2 .cse9 .cse5 .cse13 .cse14) (or .cse16 .cse0 .cse7 .cse3 (and (= 7 ~a28~0) (not (= ~a25~0 1)) .cse4 (= 8 ~a17~0) (not (= 1 ~a19~0))) .cse6 .cse14) (or .cse0 .cse8 .cse13 .cse2 .cse12) (or .cse0 .cse8 .cse13 .cse9 .cse5 .cse12) (or .cse0 .cse15 .cse9 .cse10)))) [2018-11-18 15:19:56,679 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,679 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,679 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,679 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-18 15:19:56,679 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-18 15:19:56,679 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-18 15:19:56,679 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-18 15:19:56,679 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-18 15:19:56,679 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,680 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-18 15:19:56,681 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-18 15:19:56,682 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:19:56,683 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 10)) (not (= ~a25~0 1)) (not (= ~a28~0 8)) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-11-18 15:19:56,683 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:19:56,684 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:19:56,684 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (= 10 |old(~a17~0)|) (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (= 9 |old(~a28~0)|) (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (not (= ~a11~0 1))) (= 1 |old(~a25~0)|)) [2018-11-18 15:19:56,684 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-18 15:19:56,684 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (= |old(~a17~0)| 8)) (.cse5 (not (= ~a25~0 1))) (.cse1 (= |old(~a17~0)| ~a17~0)) (.cse8 (not (= ~a28~0 8))) (.cse3 (not (= ~a11~0 1))) (.cse12 (not (= ~a28~0 9)))) (let ((.cse9 (<= ~a17~0 7)) (.cse4 (= 7 ~a28~0)) (.cse10 (let ((.cse13 (not (= ~a17~0 10))) (.cse14 (= ~a21~0 1))) (or (and .cse0 .cse13 .cse5 .cse8 .cse3 .cse14 .cse12) (and .cse13 .cse5 .cse1 .cse8 .cse3 .cse14 .cse12)))) (.cse6 (= 1 ~a11~0)) (.cse11 (= 1 ~a25~0)) (.cse7 (= 8 ~a17~0)) (.cse2 (= 1 ~a19~0))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 (not .cse2)) (and .cse0 .cse1 .cse8 .cse2) (= 1 |old(~a25~0)|) (= 10 |old(~a17~0)|) (= 1 |old(~a11~0)|) (and .cse9 .cse10) (and .cse0 .cse9 .cse8) (and .cse4 .cse6 (= 7 ~a17~0) .cse11 .cse2) (and .cse0 .cse1 .cse8 .cse3 .cse12) (and .cse6 .cse11 (= 9 ~a28~0) .cse7 .cse2) (and .cse0 .cse5 .cse1 .cse3 .cse12) (= 9 |old(~a28~0)|) (and (<= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) .cse10) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse6 .cse11 .cse7 .cse2 (= 10 ~a28~0))))) [2018-11-18 15:19:56,684 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-18 15:19:56,684 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-18 15:19:56,685 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= |old(~a17~0)| 8)) (.cse5 (not (= ~a25~0 1))) (.cse1 (= |old(~a17~0)| ~a17~0)) (.cse8 (not (= ~a28~0 8))) (.cse3 (not (= ~a11~0 1))) (.cse12 (not (= ~a28~0 9)))) (let ((.cse9 (<= ~a17~0 7)) (.cse4 (= 7 ~a28~0)) (.cse10 (let ((.cse13 (not (= ~a17~0 10))) (.cse14 (= ~a21~0 1))) (or (and .cse0 .cse13 .cse5 .cse8 .cse3 .cse14 .cse12) (and .cse13 .cse5 .cse1 .cse8 .cse3 .cse14 .cse12)))) (.cse6 (= 1 ~a11~0)) (.cse11 (= 1 ~a25~0)) (.cse7 (= 8 ~a17~0)) (.cse2 (= 1 ~a19~0))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 (not .cse2)) (and .cse0 .cse1 .cse8 .cse2) (= 1 |old(~a25~0)|) (= 10 |old(~a17~0)|) (= 1 |old(~a11~0)|) (and .cse9 .cse10) (and .cse0 .cse9 .cse8) (and .cse4 .cse6 (= 7 ~a17~0) .cse11 .cse2) (and .cse0 .cse1 .cse8 .cse3 .cse12) (and .cse6 .cse11 (= 9 ~a28~0) .cse7 .cse2) (and .cse0 .cse5 .cse1 .cse3 .cse12) (= 9 |old(~a28~0)|) (and (<= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) .cse10) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse6 .cse11 .cse7 .cse2 (= 10 ~a28~0))))) [2018-11-18 15:19:56,685 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-18 15:19:56,685 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-18 15:19:56,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:19:56 BoogieIcfgContainer [2018-11-18 15:19:56,708 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:19:56,708 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:19:56,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:19:56,708 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:19:56,709 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:19:39" (3/4) ... [2018-11-18 15:19:56,716 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:19:56,723 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:19:56,723 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 15:19:56,724 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:19:56,733 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 15:19:56,734 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 15:19:56,757 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(1 == a21) || (((\old(a17) == 8 && \old(a17) == a17) && 1 == a19) && !(a11 == 1))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 8)) && 1 == a19)) || 1 == \old(a25)) || 10 == \old(a17)) || 1 == \old(a11)) || (a17 <= 7 && (((((((\old(a17) == 8 && !(a17 == 10)) && !(a25 == 1)) && !(a28 == 8)) && !(a11 == 1)) && a21 == 1) && !(a28 == 9)) || ((((((!(a17 == 10) && !(a25 == 1)) && \old(a17) == a17) && !(a28 == 8)) && !(a11 == 1)) && a21 == 1) && !(a28 == 9))))) || ((\old(a17) == 8 && a17 <= 7) && !(a28 == 8))) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || ((((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 8)) && !(a11 == 1)) && !(a28 == 9))) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || ((((\old(a17) == 8 && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9))) || 9 == \old(a28)) || ((a17 <= \old(a17) && a19 == \old(a19)) && (((((((\old(a17) == 8 && !(a17 == 10)) && !(a25 == 1)) && !(a28 == 8)) && !(a11 == 1)) && a21 == 1) && !(a28 == 9)) || ((((((!(a17 == 10) && !(a25 == 1)) && \old(a17) == a17) && !(a28 == 8)) && !(a11 == 1)) && a21 == 1) && !(a28 == 9))))) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28) [2018-11-18 15:19:56,865 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e72879af-e4be-41e7-9a67-66728eba7875/bin-2019/uautomizer/witness.graphml [2018-11-18 15:19:56,867 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:19:56,868 INFO L168 Benchmark]: Toolchain (without parser) took 19843.65 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 509.1 MB). Free memory was 957.0 MB in the beginning and 1.0 GB in the end (delta: -51.1 MB). Peak memory consumption was 458.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:19:56,868 INFO L168 Benchmark]: CDTParser took 0.15 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 15:19:56,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.95 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 922.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:19:56,869 INFO L168 Benchmark]: Boogie Preprocessor took 152.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 922.1 MB in the beginning and 1.1 GB in the end (delta: -206.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:19:56,869 INFO L168 Benchmark]: RCFGBuilder took 1561.15 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: 99.9 MB). Peak memory consumption was 99.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:19:56,869 INFO L168 Benchmark]: TraceAbstraction took 17524.34 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 363.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.4 MB). Peak memory consumption was 477.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:19:56,869 INFO L168 Benchmark]: Witness Printer took 158.64 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:19:56,873 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 443.95 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 922.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 152.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 922.1 MB in the beginning and 1.1 GB in the end (delta: -206.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1561.15 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: 99.9 MB). Peak memory consumption was 99.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17524.34 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 363.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.4 MB). Peak memory consumption was 477.7 MB. Max. memory is 11.5 GB. * Witness Printer took 158.64 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 526]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((!(1 == a21) || (((\old(a17) == 8 && \old(a17) == a17) && 1 == a19) && !(a11 == 1))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 8)) && 1 == a19)) || 1 == \old(a25)) || 10 == \old(a17)) || 1 == \old(a11)) || (a17 <= 7 && (((((((\old(a17) == 8 && !(a17 == 10)) && !(a25 == 1)) && !(a28 == 8)) && !(a11 == 1)) && a21 == 1) && !(a28 == 9)) || ((((((!(a17 == 10) && !(a25 == 1)) && \old(a17) == a17) && !(a28 == 8)) && !(a11 == 1)) && a21 == 1) && !(a28 == 9))))) || ((\old(a17) == 8 && a17 <= 7) && !(a28 == 8))) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || ((((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 8)) && !(a11 == 1)) && !(a28 == 9))) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || ((((\old(a17) == 8 && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9))) || 9 == \old(a28)) || ((a17 <= \old(a17) && a19 == \old(a19)) && (((((((\old(a17) == 8 && !(a17 == 10)) && !(a25 == 1)) && !(a28 == 8)) && !(a11 == 1)) && a21 == 1) && !(a28 == 9)) || ((((((!(a17 == 10) && !(a25 == 1)) && \old(a17) == a17) && !(a28 == 8)) && !(a11 == 1)) && a21 == 1) && !(a28 == 9))))) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 17.4s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 11.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1046 SDtfs, 8179 SDslu, 1112 SDs, 0 SdLazy, 8795 SolverSat, 2338 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 529 GetRequests, 449 SyntacticMatches, 8 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6698occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 73 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 144 PreInvPairs, 286 NumberOfFragments, 1001 HoareAnnotationTreeSize, 144 FomulaSimplifications, 5856 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5133 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1807 NumberOfCodeBlocks, 1807 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1796 ConstructedInterpolants, 0 QuantifiedInterpolants, 1491184 SizeOfPredicates, 2 NumberOfNonLiveVariables, 957 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 550/606 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...